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China OEM Electric Silent Oil Free 7.5kw 11kw 15kw 22kw 37kw 45kw 55kw 75kw 90kw 110kw 132kw Screw Air Compressor 8bar-13bar with CE manufacturer

Product Description

 

Product Description

Product Name:Direct Driven Energy Saving PM VSD Screw Air Compressor
Power: 37KW 50HP
Pressure: 8bar
Air Flow: 6.2m3/min
Motor: Permanent Magent IP54 motor
Air End: CHINAMFG Brand
Noise: 70±2dBA
Size: 1250*1000*1340mm
Weight: 700kg

 

Detailed Photos

Product Parameters

Model Pressure Air Flow Power Noise Air Outlet Size Weight Dimensions
GTA-5.5PM 8bar/116psi 0.6m3/min 4kw/5.5hp 63 G 3/4 110 900*600*850
GTA-7.5PM 8bar/116psi 0.85m3/min 5.5kw/7.5hp 68 G 3/4 120 900*600*850
GTA-10PM 8bar/116psi 1.1m3/min 7.5kw/10hp 68 G 3/4 120 900*600*850
GTA-15PM 8bar/116psi 1.8m3/min 11kw/15hp 70 G 1 200 1000*700*1000
GTA-20PM 8bar/116psi 2.3m3/min 15kw/20hp 70 G 1 200 1000*700*1000
GTA-25PM 8bar/116psi 2.9m3/min 18.5kw/25hp 72 G 1 300 1300*790*1150
GTA-30PM 8bar/116psi 3.3m3/min 22kw/30hp 72 G 1 300 1300*790*1150
GTA-40PM 8bar/116psi 4.7m3/min 30kw/40hp 72 G 1 1/2 320 1300*790*1150
GTA-50PM 8bar/116psi 6.2m3/min 37kw/50hp 72 G 1 1/2 460 1400*950*1310
GTA-60PM 8bar/116psi 6.5m3/min 45kw/60hp 72 G1 1/2 600 1400*950*1310

 

Company Profile

FAQ

Q1: Warranty terms of your machine?
A1: One year warranty for the machine and technical support according to your needs.

Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.

Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case.

Q4: Can you use our brand?
A4: Yes, OEM is available.

Q5: How long will you take to arrange production?
A5: 380V 50HZ we can delivery the goods within 3-15 days. Other voltage or other color we will delivery within 25-30 days.

Q6: How Many Staff Are There In your Factory?
A6: About 100.

Q7: What’s your factory’s production capacity?
A7: About 2000 units per month.


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After-sales Service: Spare Parts
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Installation Type: Stationary Type
Customization:
Available

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air compressor

Are There Specific Filtration Requirements for Oil-Free Compressors?

Yes, oil-free compressors have specific filtration requirements to ensure the quality and purity of the compressed air output. These filtration requirements are designed to address the unique characteristics of oil-free compressors and the potential contaminants that can be present in the intake air. Here’s a detailed explanation of the specific filtration requirements for oil-free compressors:

1. Pre-Filtration:

Pre-filtration is the first stage of filtration in oil-free compressors and is designed to remove larger particles, such as dust, dirt, and debris, from the intake air. These particles can enter the compressor and cause damage to internal components or affect the performance of downstream filtration stages. Pre-filters typically consist of pleated or mesh filters that capture particles of various sizes. The efficiency of pre-filters is usually specified in terms of their particle size removal capability, such as 5 microns or 10 microns.

2. Coalescing Filtration:

The coalescing filtration stage in oil-free compressors is responsible for removing smaller particles and coalescing water vapor into droplets for subsequent removal. This stage is crucial in ensuring that the compressed air remains free from fine particles and moisture, which can cause contamination and corrosion issues. Coalescing filters are designed with special media that capture and combine small particles and water droplets, allowing them to be easily separated from the compressed air. The efficiency of coalescing filters is typically specified in terms of their particulate removal capability and moisture removal efficiency, such as 0.01 microns and 99.9% respectively.

3. Activated Carbon Filtration:

Activated carbon filtration is often employed as a final stage in the filtration process of oil-free compressors. Activated carbon filters help eliminate odors and absorb any remaining oil vapors or hydrocarbons that might have bypassed the previous filtration stages. These filters contain activated carbon granules with a high surface area, allowing them to adsorb and trap odor-causing compounds and trace amounts of oil vapor. The efficiency of activated carbon filters is typically specified based on their odor removal capacity and oil vapor adsorption capacity.

It’s important to note that the specific filtration requirements for oil-free compressors may vary depending on the application and the desired air quality standards. Industries such as food and beverage, pharmaceuticals, electronics manufacturing, and painting often have more stringent filtration requirements to meet their specific air purity needs. In such cases, additional filtration stages, such as sterile filters or high-efficiency particulate air (HEPA) filters, may be incorporated to achieve the desired level of air quality.

Complying with industry standards and guidelines, such as ISO 8573, can provide guidance on the appropriate filtration requirements for oil-free compressors. These standards define specific limits for contaminants in compressed air, including oil content, particulate matter, and moisture, and can help determine the necessary filtration stages and their efficiency ratings.

By implementing the appropriate filtration requirements, oil-free compressors can ensure that the compressed air produced is clean, dry, and free from contaminants, meeting the specific air quality needs of various applications.

air compressor

How Do You Troubleshoot Common Problems with Oil-Free Compressor Systems?

To troubleshoot common problems with oil-free compressor systems, follow these steps:

1. Check Power Supply:

Ensure that the compressor system is properly connected to a reliable power supply. Check for any tripped circuit breakers or blown fuses. Verify that the power switch is in the “on” position.

2. Inspect Air Filters:

Examine the air filters to see if they are dirty or clogged. Restricted airflow due to dirty filters can cause the compressor to overheat or operate inefficiently. Clean or replace the filters as necessary.

3. Check for Air Leaks:

Inspect the entire compressed air system for air leaks. Leaks can lead to reduced system pressure and inefficient operation. Use a leak detection solution or an ultrasonic leak detector to locate and repair any leaks in the system.

4. Monitor Pressure Gauges:

Observe the pressure gauges on the compressor system. If the pressure is consistently below the desired level, it could indicate a problem with the compressor’s output or a leak in the system. Ensure that the pressure relief valves are not open or malfunctioning.

5. Check for Excessive Heat:

Monitor the temperature of the compressor and associated components. If the system is running excessively hot, it may indicate a problem with cooling or lubrication. Ensure that the cooling fans are operating correctly and that the compressor is receiving proper lubrication, if applicable.

6. Inspect Drains and Condensate Management:

Check the drains and condensate management system for proper functioning. Accumulated condensate can cause issues such as water contamination or pressure drops. Ensure that drains are clear and functioning, and that the condensate management system is operating as intended.

7. Review Maintenance Records:

Refer to the maintenance records of the compressor system. Ensure that routine maintenance tasks, such as filter replacements, oil changes (if applicable), and component inspections, have been performed according to the manufacturer’s recommendations. Lack of proper maintenance can contribute to various issues in compressor systems.

8. Consult Manufacturer’s Documentation:

Refer to the manufacturer’s documentation, such as the user manual or troubleshooting guide, for specific guidance on diagnosing and resolving common problems with the oil-free compressor system. Manufacturers often provide detailed troubleshooting steps and recommendations tailored to their specific equipment.

9. Seek Professional Assistance:

If the troubleshooting steps do not resolve the issue or if you are uncertain about performing any maintenance or repairs, it is advisable to seek professional assistance. Contact the manufacturer’s customer support or consult a qualified technician with expertise in oil-free compressor systems.

Remember to prioritize safety when troubleshooting compressor systems. Follow proper lockout/tagout procedures and adhere to all safety guidelines provided by the manufacturer.air compressor

What Is an Oil-Free Air Compressor?

An oil-free air compressor, also known as an oilless air compressor, is a type of air compressor that operates without the use of lubricating oil in the compression chamber. Unlike traditional air compressors that rely on oil for lubrication and sealing, oil-free compressors employ alternative methods to achieve compression and deliver clean, oil-free compressed air. Here’s a detailed explanation of how oil-free air compressors work and their key characteristics:

Working Principle:

Oil-free air compressors utilize various techniques to compress air without the need for oil. The most common methods include:

  • Dry Compression: In this method, the compression chamber doesn’t have any oil present. Special materials, coatings, and surface treatments are used to reduce friction and wear between the moving parts, allowing for efficient compression without oil lubrication.
  • Water or Air Cooling: Oil-free compressors often employ advanced cooling mechanisms, such as water or air cooling, to dissipate the heat generated during compression. This helps to maintain the operating temperature within acceptable limits and ensures the longevity of the compressor.
  • Piston Rings and Seals: Instead of relying on oil for lubrication and sealing, oil-free compressors use specialized piston rings, seals, or other forms of dry frictionless technology. These components provide the necessary sealing and reduce internal friction, allowing for efficient compression without the need for oil.

Characteristics of Oil-Free Air Compressors:

1. Clean and Oil-Free Air: The primary advantage of oil-free air compressors is that they deliver air that is free from oil contamination. This makes them suitable for applications where oil contamination can be detrimental, such as in the medical, pharmaceutical, food and beverage, electronics, and automotive industries.

2. Low Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings and reduced downtime.

3. Compact and Lightweight: Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This makes them suitable for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

4. No Oil Contamination Risk: With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air, simplifying the overall system design.

5. Lower Initial Cost: In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By understanding the working principle and characteristics of oil-free air compressors, users can determine whether this type of compressor is suitable for their specific application and requirements.

China OEM Electric Silent Oil Free 7.5kw 11kw 15kw 22kw 37kw 45kw 55kw 75kw 90kw 110kw 132kw Screw Air Compressor 8bar-13bar with CE   manufacturer China OEM Electric Silent Oil Free 7.5kw 11kw 15kw 22kw 37kw 45kw 55kw 75kw 90kw 110kw 132kw Screw Air Compressor 8bar-13bar with CE   manufacturer
editor by CX 2024-04-26

China wholesaler Electric Silent Oil Free Screw Type 7.5kw 15kw 22kw 37kw 75kw Air Compressor 8bar 10bar 13bar with CE for Industrial air compressor oil

Product Description

Electric silent oil free screw type 7.5kw 15kw 22kw 37kw 75kw air compressor 8bar 10bar 13bar with CE for Industrial

Motor
The motor with protection class IP54is used, the insulation class is F grade,and the bearing is made of SwedishSKF heavy bearing.

Air end
Adopting twin-screw main engine, largerotor and low speed design, new 5:6asymmetric rotor tooth profile, brandbearing, determines the excellent performance of the whole machine.

Intake valve
The red star intake valve can automaticallyadjust the gas volume according to the requirements of the system gas consumption,reducing operating costs.

MPV

Made of aluminum, it has outstanding antirust performance. With check function.The stable setting of the opening pressureensures that sufficient circulation pressureis established in the system to ensure lubrication of the machine body.

 

Cooling system
Feature:Large cooler system
Advantage:Axial flow Fan used forgood cooling effect
Benefit:Allow ambient temperature at 52″C.

Smart display screen
Feature:Intelligent control systemAdvantage:10 inch monitor to showall the date
Benefit:Simple operation and trouble free

Oil and gas separator
With the Apuda oil and gas separator,the rigorous oil and gas separationfilter can reduce the oil content of theexhaust gas in the compressor andthe fuel   consumption of the unit.

The durable pipe system
The galvanized pipe is more durable, sturdy, longer, longer, and durable.

 

Specification
Model Working Pressure Air Delivery Motor Power Type of Driving Type of Cooling Dimension(mm) Weight Output pipe
psig bar cfm m3/min kw/hp L W H (kg) Diameter
GLDS-10A 100 7 38.8 1.1 7.5/10 Driect driven Air Cooling 850 650 800 240 3/4″
116 8 35.3 1
145 10 30 0.85
181 12.5 24.7 0.7
GLDS-15A 100 7 63.6 1.8 11/15 1050 700 1000 450 3/4″
116 8 58.3 1.65
145 10 53 1.5
181 12.5 45.9 1.3
GLDS-20A 100 7 84.7 2.4 15/20 1050 700 1000 450 3/4″
116 8 77.7 2.2
145 10 74.2 2.1
181 12.5 63.6 1.8
GLDS-25A 100 7 109.5 3.1 18.5/25 1250 850 1100 620 1″
116 8 102.4 2.9
145 10 95.3 2.7
181 12.5 81.2 2.3
GLDS-30A 100 7 134.2 3.8 22/30 1250 850 1100 620 1″
116 8 127.1 3.6
145 10 113 3.2
181 12.5 88.3 2.5
GLDS-40A 100 7 187.1 5.3 30/40 1350 850 1040 680 1-1/2″
116 8 176.6 5
145 10 151.8 4.3
181 12.5 127.1 3.6
GLDS-50A 100 7 233 6.6 37/50 1550 1571 1330 850 1-1/2″
116 8 218.9 6.2
145 10 201.3 5.7
181 12.5 162.4 4.6
GLDS-60A 100 7 282.5 8 45/60 1550 1571 1330 850 1-1/2″
116 8 271.9 7.7
145 10 243.6 6.9
181 12.5 211.9 6
GLDS-75A 100 7 370.8 10.5 55/75 1950 1270 1620 1800 2″
116 8 346 9.8
145 10 307.2 8.7
181 12.5 257.8 7.3
GLDS-100A 100 7 480.2 13.6 75/100 1950 1270 1620 1900 2″
116 8 459 13
145 10 399 11.3
181 12.5 356.6 10.1
GLDS-125A 100 7 572 16.2 90/125 2450 1600 1740 1950 2″
116 8 543.8 15.4
145 10 466.1 13.2
181 12.5 395.5 11.2
Motor Efficiency Class:   Ultraefficient/IE3/IE2 as per your required
Motor Protection Class:   IP23/IP54/IP55 or as per your required
Certification:  CE/ISO9001
Voltage:  380V/3PH/50HZ/60HZ,   220V/3PH/50HZ/60HZ,   400V/3PH/50HZ/60HZ,   440V/3PH/50HZ/60HZ,   415V/3PH/50HZ/60HZ,   230V/3PH/50HZ/60HZ,  dual voltage is also ok

Equipment manufacturing industry: spray painting, spray washing machine, mechanical retreat mold, driving the assembly tools, drilling machine, hammer, lifting driving, combined tools, reamer, run run run, riveter screwdriver rotary drive, forging, metal forming press run operation, blasting, spraying, transmission, driving technology process.
Automobile manufacturing industry: spray cleaning parts, driving the assembly tool, fixture tools, lifting hoist crane, pneumatic control, forging hammer pressing workshop, casting workshop, metal workshop blast spray.
Beverage factory: running, bottle washing machine barrel turn, cHangZhou machine internal spraying, cleaning, food industrial used gas drying bottle, automatic operation, ash dust.
Cement manufacturing: Lime storage ventilation, cement slurry stirring and driving, cement bag clean sealing driving, raw material mixing, tipper operation, cleaning equipment, clinker cooling, conveying of cement and coal, cement kiln cleaning, vehicle and vessel handling, lifting and hoisting device, pneumatic control.
Chemical plant: ventilation and mixing, separation tower with gas, cleaning equipment, combustion gas, transportation, lifting liquid, spraying and cleaning pipe, pneumatic control, process gas, liquid transport.
Power plant: air cleaning pipeline, blowing smoke scale, cleaning of boiler and condenser pipe, jet cleaning, coal, sewage removal transmission, pneumatic control.
Hydropower plant maintenance: engine control, lock, drive controller, drive lubrication pump, driving lock, starting control, cleaning rubbish net.
The food industry (general application): mixing liquid, fermentation tank with gas (oxygen), cleaning equipment, with nozzle with nozzle cleaning container transport, food, raw materials, filtration dehydration.
Forging shop: oxygen skin, door, air curtain lifting hoist and hoist, driving the bending and straightening machine, driving clutch brake and a clamping device, the driving hammer, drive the fuel regulator.
Casting: hot metal car positioning, cleaning equipment, transporting sand, drive pneumatic tools, ramming machine, grinding machine, lifting hoist and elevator, pneumatic pick, tamping machine, steel than the brush, sandblasting, sieve sand, mud core.
Glass factory: blow bottle and glass, blow lamp and electronic tube, combustion gas, raw material, light transmission glass etching and drilling, conveying the glass, pneumatic control, vacuum hanging board.
Iron and steel plant: stirring the solution, oxygen with gas, HangZhou gas, converter with skip positioning, a sediment chamber drilling, unloading bags, open hearth CHINAMFG flue cleaning, driving clutch and brake, drive door, driving loading and transporting device, drive lubrication system, drive pneumatic tools, pneumatic pick, grinding wheel machine, lifting hoist and hoist, sandblasting, blast furnace, vacuum degassing furnace.
Wood, furniture processing: spray cleaning, gas lifting, bending, straightening, disseminated wood clamping clamp, pneumatic tools, carving tools, drilling machine, polishing machine, polishing machine, sand blasting, spray painting, spray device.
Sheet metal workshop: stirring the solution, transportation, jet cleaning, drive chip packaging press, driving plate chuck clutch and positioner, pneumatic tools, pneumatic pick, finishing hammer, drill, grinding wheel machine, crane and elevator, combination tools, riveting machine, sand blasting, spray, spray paint, lubricant container leakage detecting.
The mine ventilation gas, drilling: big hole, gas water removal, filtration fine crumbs, pneumatic hoist driven rock drill rig,,, blow hole, piling machine, drilling machine.
Oil refinery: combustion gas, emptying and cleaning oil, crane and elevator, drive control system, catalyst recycle, sandblasting, painting.
Papermaking factory: clean air equipment, crane and hoist, pool anti icing, roll feeding, pressing paper products, drive clutch, drive off paper machine, paper feeding through the machine, pneumatic control, pressure head box, demolition, removal of waste paper head box, vacuum drying.
Pharmaceutical manufacturers: mixing liquid, antibiotic fermentation with gas (oxygen), transmission of raw materials, raw materials, mixing and stirring driven, pneumatic control, air jet pulverization, spray drying, vacuum drying and vaporization of liquid, transmission.
Plant maintenance: jet cleaning, drive tools (hammer, concrete vibrator, drill, grinding wheel machine, crane, paving stone machine, riveter, oxide skin to wrench, winding machine, sand blasting, spray), metal, spray, spray system.
Textile factory: mixing liquid, gas lifting, moist, operation pressure accumulator, spray, spray system, transfusion.
Rubber factory: clean mold and mechanical devices, gas lifting, demoulding, mold, pneumatic control, spraying.

ZheJiang GLADES MACHINERY EQUIPMENT CO.,LTD.is located in HangZhou -logistics city , with the advantage of rapid transportation of goods. The company covers an area  of more than 20 thousand square meters.with an annual output value of 6 million US dollars and fixed assets more than 10 million US dollars.

Glades’s primary businesses focus in following key areas:Oil-injected rotary screw compressors (Fixed speed and variable speed; normal and low pressure),Oil free screw air compressors (Scroll type, dry type, water-lubricated type),Energy Saving Screw Air Compressor(PM VSD screw air compressor,Two Stage Screw Air Compressor,Scroll screw air compressor),Portable screw air compressors ( electric motor powered),Air treatment equipment (Air dryers, air filters and air receiver tank) .At Glades, we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air products for all industries. All of our products are designed for reliable performance, easy maintenance, and maximum energy efficiency. Glades has been exporting to more than 35 countries across the globe.
Upholding the core concept of “Reliable Carrying Trust”, ZheJiang Glades strives to provide the most reliable products and services through continuous innovation, so that customers can continue to obtain the maximum value for their returns.
Advantages:
Large displacement: Displacement 10% higher than ordinary piston compressor.
Energy-saving: Compared with piston air compressor, this series of models for the new national standard 2 energy efficiency products, excellent energy saving.
Easy to operate: 24 hours unattended all day work, free load automatically start, full load automatically shut down.
Strong stability:Under long time working, displacement and pressure stable, no crash phenomenon, low failure rate.

FAQ:
Q1:Where is your factory located?
A:Our factory is located in HangZhou city which nears HangZhou port about 2 hours.

Q2:How many air compressors do you produce everyday?
A: We can produce 100 pieces everyday.

Q3: Can you use our brand?
A: Yes, OEM/ODM is available.

Q4:How about your after-sales service?
  a.Provide customers with installation and commissioning online instructions. 
  b.Well-trained engineers available to overseas service. 
  c.CHINAMFG agents and after service available.

Q5:What’s your delivery time?
Generally 15 to 20 days, if urgently order, pls contact our sales in advance.

Q4: Why should I choose you?
1. 24/7 after sales service support in different languages;
2. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center;
3. Technical training for customers in Glades air compressor factory or working site;
4. Plenty of original spare parts with proven quality are all available.

5.All kinds of technical documents in different languages.

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After-sales Service: 24 Hours Online Service
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Customization:
Available

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air compressor

What Is the Role of Air Dryers in Oil-Free Air Compressor Systems?

Air dryers play a crucial role in oil-free air compressor systems by removing moisture from the compressed air, ensuring dry and moisture-free output. Here’s a detailed explanation of the role of air dryers in oil-free air compressor systems:

1. Moisture Removal:

One of the primary functions of air dryers in oil-free air compressor systems is to remove moisture from the compressed air. During the compression process, atmospheric air is compressed, leading to an increase in temperature. As the compressed air cools down, the water vapor present in the air can condense, resulting in the formation of liquid water. Moisture in the compressed air can cause a range of issues, including corrosion, damage to pneumatic equipment, reduced efficiency in downstream processes, and contamination of products or processes. Air dryers effectively remove this moisture, ensuring that the compressed air remains dry and free from water vapor.

2. Condensation Prevention:

Air dryers also help prevent condensation from occurring within the compressed air system. By removing moisture from the compressed air, air dryers minimize the chances of condensation forming in the compressed air lines, storage tanks, and downstream equipment. Condensation can lead to the accumulation of water, which can cause blockages, corrosion, and other operational issues. Air dryers help maintain the integrity and reliability of the compressed air system by preventing condensation-related problems.

3. Protection of Equipment:

Moisture in the compressed air can be detrimental to pneumatic equipment and tools. Air dryers help protect this equipment by ensuring that the air supplied is dry and free from moisture. Dry air prevents corrosion of internal components, extends the lifespan of pneumatic tools, and helps maintain their optimal performance. By removing moisture, air dryers contribute to the overall reliability and efficiency of the oil-free air compressor system.

4. Purification of Compressed Air:

Air dryers also aid in the purification of compressed air by removing impurities and contaminants, including water vapor, oil droplets, and solid particles. While the primary purpose of air dryers is to remove moisture, they often incorporate additional filtration stages, such as coalescing filters or desiccant beds, to capture and remove other impurities. These filtration stages work in conjunction with the drying process to deliver clean, dry, and purified compressed air that meets the required air quality standards.

5. Optimal Performance:

Properly dried and moisture-free compressed air ensures optimal performance in various applications. In industries such as food and beverage, pharmaceuticals, electronics manufacturing, and painting, where air quality is critical, the use of air dryers is essential to meet specific air purity requirements. Dry compressed air enhances the efficiency and reliability of pneumatic systems, reducing the risk of malfunctions, downtime, and product contamination.

It’s important to note that different types of air dryers are available for oil-free air compressor systems, including refrigerated dryers, desiccant dryers, and membrane dryers. Each type has its own operating principles and suitability for different applications. The selection of the appropriate air dryer depends on factors such as the required level of dryness, the volume of compressed air, operating conditions, and specific industry requirements.

By incorporating air dryers into oil-free air compressor systems, operators can achieve and maintain dry, moisture-free compressed air, ensuring the reliability, efficiency, and integrity of downstream processes and equipment.

air compressor

What Are the Key Components of an Oil-Free Compressor System?

An oil-free compressor system consists of several key components that work together to compress air without the use of oil. Here’s a detailed explanation of the main components:

1. Air Intake:

The air intake is the entry point where ambient air is drawn into the compressor system. It typically includes a filter to prevent dust, debris, and other contaminants from entering the compressor and ensures clean air for compression.

2. Air Compressor Unit:

The air compressor unit is the core component responsible for compressing the incoming air. In an oil-free compressor system, this unit is designed to operate without the need for lubricating oil. It generally consists of one or more compression stages, each comprising a cylinder, piston, valves, and seals. The compression process raises the pressure of the air, resulting in compressed air output.

3. Compression Cooling System:

During the compression process, the air temperature increases significantly. To prevent overheating and ensure efficient operation, oil-free compressor systems employ cooling systems. These cooling systems can include air cooling or water cooling mechanisms, which help dissipate the heat generated during compression and maintain optimal operating temperatures.

4. Air/Oil Separation System:

An oil-free compressor system employs an air/oil separation system to ensure that no oil is carried over into the compressed air. This system typically consists of specialized filters or separators that remove any residual oil or oil mist from the compressed air before it leaves the compressor system. This separation process ensures that the compressed air remains oil-free.

5. Control and Monitoring Systems:

Modern oil-free compressor systems are equipped with advanced control and monitoring systems. These systems enable precise control of various parameters, such as pressure, temperature, and compressor speed. They also provide real-time monitoring of performance, efficiency, and potential issues. Control and monitoring systems allow for optimized operation, energy efficiency, and proactive maintenance.

6. Air Receiver Tank:

An air receiver tank, also known as a compressed air storage tank, is often included in oil-free compressor systems. The tank serves as a storage reservoir for the compressed air, providing a buffer to meet fluctuating air demand. It helps stabilize the pressure, reduces pressure fluctuations, and allows for more efficient usage of the compressed air in downstream applications.

7. Air Treatment Components:

Depending on the specific application requirements, oil-free compressor systems may include additional air treatment components. These components can include filters, dryers, and condensate management systems. Filters remove particulates and contaminants from the compressed air, while dryers remove moisture to ensure the production of clean, dry, and high-quality compressed air. Condensate management systems handle the separation and disposal of liquid condensate produced during the compression process.

8. Piping and Distribution System:

The piping and distribution system transports the compressed air from the compressor unit to the desired application points. It includes pipes, fittings, valves, and connectors that ensure proper airflow and distribution of the compressed air throughout the system. The piping system should be designed and sized appropriately to minimize pressure drops and optimize efficiency.

These are the fundamental components found in oil-free compressor systems. However, it’s important to note that the specific configuration and additional components may vary depending on the design, capacity, and intended application of the compressor system.

air compressor

How Do Oil-Free Air Compressors Compare to Oil-Lubricated Ones?

When comparing oil-free air compressors to oil-lubricated ones, several factors come into play, including performance, maintenance requirements, air quality, and application suitability. Here’s a detailed comparison between oil-free air compressors and oil-lubricated ones:

1. Oil Contamination:

Oil-lubricated compressors require oil for lubrication and cooling of internal components. However, there is a risk of oil carryover, where small amounts of oil can mix with the compressed air. This oil contamination can have adverse effects on downstream equipment, processes, and end products. In contrast, oil-free air compressors eliminate the risk of oil contamination as they operate without lubricating oil. This makes them suitable for applications that require clean and oil-free compressed air, such as in the food and beverage, pharmaceutical, and electronics industries.

2. Compressed Air Quality:

Oil-lubricated compressors may introduce oil aerosols, vapors, or particles into the compressed air stream. While filters and separators can help mitigate oil contamination, achieving completely oil-free compressed air may be challenging. In contrast, oil-free air compressors deliver clean and dry compressed air without any oil content. They are designed to meet strict air quality standards, such as ISO 8573-1 Class 0, ensuring the highest level of air purity. This makes them ideal for applications where air quality is critical, such as in pharmaceutical manufacturing, research laboratories, and electronics assembly.

3. Maintenance Requirements:

Oil-lubricated compressors require regular maintenance to ensure proper lubrication, filter replacement, and oil changes. The presence of oil also necessitates careful monitoring of oil levels and potential leaks. Maintenance tasks can be more involved and time-consuming compared to oil-free compressors. On the other hand, oil-free air compressors generally have lower maintenance requirements since they don’t require oil changes or oil-related maintenance. However, regular maintenance tasks such as filter replacements and general system checks are still necessary to maintain optimal performance and reliability.

4. Initial Cost and Energy Efficiency:

Oil-lubricated compressors typically have a lower initial cost compared to oil-free compressors. However, oil-free compressors can offer long-term cost savings due to reduced maintenance requirements and lower energy consumption. Oil-lubricated compressors use oil for lubrication, which adds to the energy consumption as the compressor needs to overcome the friction generated by the oil. In contrast, oil-free compressors eliminate the need for oil, resulting in higher energy efficiency and potential energy savings over the compressor’s lifespan.

5. Application Suitability:

The choice between oil-free and oil-lubricated compressors depends on the specific application requirements. Oil-lubricated compressors are often suitable for general industrial applications where compressed air quality is not critical, and oil carryover is acceptable. They are commonly used in manufacturing, construction, and automotive industries. On the other hand, oil-free compressors are essential for applications that demand clean and oil-free compressed air, such as in food processing, pharmaceutical production, electronics manufacturing, and critical research environments.

It’s important to consider the specific needs of the application, industry regulations, and the desired level of compressed air purity when choosing between oil-free and oil-lubricated compressors. Consulting with compressed air experts and considering factors such as air quality requirements, maintenance costs, and long-term energy efficiency can help determine the most suitable compressor type for a particular application.

China wholesaler Electric Silent Oil Free Screw Type 7.5kw 15kw 22kw 37kw 75kw Air Compressor 8bar 10bar 13bar with CE for Industrial   air compressor oilChina wholesaler Electric Silent Oil Free Screw Type 7.5kw 15kw 22kw 37kw 75kw Air Compressor 8bar 10bar 13bar with CE for Industrial   air compressor oil
editor by CX 2024-04-17

China Professional Electric Silent Oil Free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw Screw Air Compressor 7bar-13bar with CE arb air compressor

Product Description

 

Electric silent oil free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw screw air compressor 7bar-13bar with CE 

Products Description

Type: Oil Injected Permanent Magnetic Screw Compressor
Voltage: 380V/50HZ/3P, 220V/60HZ/3P, 400V/50HZ/3P, 415V/50HZ/3P or Customer′s Requirements
Working Pressure: 7bar/8bar/10bar
Installed Motor Power: 18.5~110 Kw
Color: Blue
Driven Method: Taper Connection Direct Driven
Air End: High Efficiency Airend
Trademark: SCR
Transport Package: Standard Wooden Packing
Available Certificate: CE, ISO, UL, ASME, GHOST
Origin: ZheJiang , China
application: Packing,Painting,Precision Electroplating,Peparing

 

 

Advantages:
1. China-Japan latest technology cooperation, high reliability.
2. Oil Cooling Permanent Magnetic Motor.
3. IP65 protection grade & heavy duty air filter, suitable for high dusty environment.
4. IE4 Efficiency motor efficiency.
5. Most energy saving mode, Only work at loading.
6. Wide frequency range 25%-100%.
7. Premium Magnetic material resist more than 180ºC temp.
8. Reliable PM motor supplier from Italy.
9. Direct Taper connection, no transmission power loss, easy maintenance.
10.Touch Screen PLC with preset running schedule, more intelligent control.
11. Both main motor and fan motor are inverter control, more accurate control.
12. Easy for installation and service.
13. Fantastic Energy Saving, save up to more than 30-40%.

Details image 

HIGH QUALITY PM MOTOR

The motor winding take use of new technology vacuum expoxy potting process, it increase the thermal conducivity and motor insulation protection
Automatic vacuum expoxy processing enhance the motor quality
The new seal technology of winding, it is sealed with expoxy, better protection for winding.
F grade insulation grade, resist up to 180degree, integrated PTC protection.
 

        PM MOTOR COOLING                                                                     SCR heavy duty air filter

        Liquid Cooling, IP65 PM Motor. 
        Indepent cooling system.

HIGH EFFICIENCY SEPARATION SYSTEM
Cyclone oil tank design encsure the high separation efficiency.
First stage mechanical centrifugal separation.
Second stage is high efficiency oil separator.
4000hours life-span of oil separator.
The oil content is lower than 3PPM.

LATEST V/F Inverter
* Latest V/F technology Inverter.
* CE/UL Certificed Inverter.
* Both Motor are inverter control.
* High reliable inverter brand proofed in the market.
* Professional service support.
* Automatic airend speed adjust to match your air demand, help good energy saving

How to choose ?

Model No. Working pressure
bar
Capacity(FAD)
m3/min
Power
kw
Driving model
Cooling method 
Noise level
dB
Outlet diameter Weight
kg
Dimension 
mm
YCR7.5 7 1.2 7.5 Direct
Air cooling(Standard)
63 G3/4″ 400 890*560*840
8 1.1
10 1.0
12 0.8
YCR11 7 1.8 11 Direct
Air cooling(Standard)
64 G3/4″ 460 1050*690*1080
8 1.6
10 1.5
12 1.3
YCR15 7 2.6 15 Direct
Air cooling(Standard
65 G3/4″ 500 1050*690*1080
8 2.4
10 2.1
12 1.8
YCR22 7  3.7 22 Direct driven 
Air cooling
65 G1″  550 1350*780*1250
8  3.5
10  3.1
12  2.7
YCR30     7 5.3 30 Direct driven 
Air cooling
67    G1-1/2″    940    1420*900*1425
 8 5.1
10 4.6
12 3.9
YCR37 7 6.5 37 Direct driven
Air cooling
67 G1-1/2″ 1000 1420*900*1425
8 6.2
10 5.6
12 4.9
YCR45 7 8.1 45 Direct driven
Air cooling
 70 G1-1/2″  1050  1750*1100*1700
8 7.5
10 7.0
12 6.0
YCR55 7 10.5 55 Direct driven
Air cooling
73 G2″ 1500 1750*1100*1700
8 10
9 9.0
12 8.0
YCR75 7 14.3 75 Direct driven 
Air cooling
75 G2″ 1700 1750*1100*1700
8 13.0
10 11.8
12 10.5

 

 

 

 

 

 

 

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Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Angular
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

|

air compressor

Are There Specific Filtration Requirements for Oil-Free Compressors?

Yes, oil-free compressors have specific filtration requirements to ensure the quality and purity of the compressed air output. These filtration requirements are designed to address the unique characteristics of oil-free compressors and the potential contaminants that can be present in the intake air. Here’s a detailed explanation of the specific filtration requirements for oil-free compressors:

1. Pre-Filtration:

Pre-filtration is the first stage of filtration in oil-free compressors and is designed to remove larger particles, such as dust, dirt, and debris, from the intake air. These particles can enter the compressor and cause damage to internal components or affect the performance of downstream filtration stages. Pre-filters typically consist of pleated or mesh filters that capture particles of various sizes. The efficiency of pre-filters is usually specified in terms of their particle size removal capability, such as 5 microns or 10 microns.

2. Coalescing Filtration:

The coalescing filtration stage in oil-free compressors is responsible for removing smaller particles and coalescing water vapor into droplets for subsequent removal. This stage is crucial in ensuring that the compressed air remains free from fine particles and moisture, which can cause contamination and corrosion issues. Coalescing filters are designed with special media that capture and combine small particles and water droplets, allowing them to be easily separated from the compressed air. The efficiency of coalescing filters is typically specified in terms of their particulate removal capability and moisture removal efficiency, such as 0.01 microns and 99.9% respectively.

3. Activated Carbon Filtration:

Activated carbon filtration is often employed as a final stage in the filtration process of oil-free compressors. Activated carbon filters help eliminate odors and absorb any remaining oil vapors or hydrocarbons that might have bypassed the previous filtration stages. These filters contain activated carbon granules with a high surface area, allowing them to adsorb and trap odor-causing compounds and trace amounts of oil vapor. The efficiency of activated carbon filters is typically specified based on their odor removal capacity and oil vapor adsorption capacity.

It’s important to note that the specific filtration requirements for oil-free compressors may vary depending on the application and the desired air quality standards. Industries such as food and beverage, pharmaceuticals, electronics manufacturing, and painting often have more stringent filtration requirements to meet their specific air purity needs. In such cases, additional filtration stages, such as sterile filters or high-efficiency particulate air (HEPA) filters, may be incorporated to achieve the desired level of air quality.

Complying with industry standards and guidelines, such as ISO 8573, can provide guidance on the appropriate filtration requirements for oil-free compressors. These standards define specific limits for contaminants in compressed air, including oil content, particulate matter, and moisture, and can help determine the necessary filtration stages and their efficiency ratings.

By implementing the appropriate filtration requirements, oil-free compressors can ensure that the compressed air produced is clean, dry, and free from contaminants, meeting the specific air quality needs of various applications.

air compressor

Are There Regulations Governing the Use of Oil-Free Air Compressors?

Yes, there are regulations governing the use of oil-free air compressors. Here’s a detailed explanation of the regulations and standards that apply to the use of oil-free air compressors:

1. Industry-Specific Regulations:

Depending on the industry and application, there may be specific regulations that govern the use of oil-free air compressors. For example:

  • In the pharmaceutical industry, organizations such as the Food and Drug Administration (FDA) in the United States and the European Medicines Agency (EMA) in Europe have guidelines and regulations regarding the use of compressed air in pharmaceutical manufacturing processes. These guidelines often require the use of oil-free compressors to ensure the purity and integrity of the compressed air used in the production of drugs.
  • In the food and beverage industry, regulatory bodies such as the U.S. Food and Drug Administration (FDA) and the European Food Safety Authority (EFSA) have specific requirements for compressed air used in food and beverage processing. These regulations often mandate the use of oil-free compressors to prevent contamination of the final products.
  • In the electronics industry, standards such as ISO 8573-1 specify the maximum allowable levels of various contaminants in compressed air used for electronic component manufacturing. These standards often necessitate the use of oil-free compressors to ensure the cleanliness and quality of the compressed air.

2. Air Quality Standards:

There are various air quality standards and classifications that dictate the acceptable levels of contaminants in compressed air. These standards help ensure that compressed air meets specific purity requirements for different applications. Examples of air quality standards include ISO 8573, which defines the purity classes for different contaminants in compressed air, and the Compressed Air and Gas Institute (CAGI) standards. Oil-free compressors are commonly used to meet the stringent requirements of these air quality standards, particularly in applications where oil contamination is not permissible.

3. Environmental Regulations:

Environmental regulations may also impact the use of oil-free air compressors. Oil-lubricated compressors can pose environmental risks if not properly managed. The release of oil into the environment can lead to soil and water contamination. To mitigate these risks, regulatory bodies such as the Environmental Protection Agency (EPA) in the United States and similar agencies in other countries have regulations and guidelines in place to govern the use, handling, and disposal of lubricants and compressed air equipment. The use of oil-free compressors can help comply with these environmental regulations by eliminating the risk of oil contamination.

4. Occupational Health and Safety Regulations:

Occupational health and safety regulations may also apply to the use of oil-free air compressors. These regulations aim to protect workers from hazards associated with compressed air systems. They may cover aspects such as noise levels, vibration, electrical safety, and proper maintenance procedures. Compliance with these regulations helps ensure the safety and well-being of workers operating and maintaining the oil-free compressors and the associated compressed air systems.

It’s important to note that the specific regulations and standards governing the use of oil-free air compressors may vary depending on the country, industry, and application. It’s recommended to consult with regulatory authorities, industry associations, and relevant standards organizations to ensure compliance with the applicable regulations and standards in a particular context.

air compressor

What Are the Advantages of Using Oil-Free Air Compressors?

Oil-free air compressors offer several advantages over their oil-lubricated counterparts. These compressors are designed to deliver clean, oil-free compressed air and provide benefits in various applications. Here’s a detailed explanation of the advantages of using oil-free air compressors:

1. Clean and Oil-Free Air:

The primary advantage of oil-free air compressors is that they produce compressed air that is free from oil contamination. This makes them suitable for applications where oil-free air is crucial, such as in industries like food and beverage, pharmaceuticals, electronics, and painting. Oil-free compressed air ensures product quality, prevents contamination of sensitive equipment, and eliminates the risk of oil-related issues in downstream processes.

2. Reduced Maintenance:

Oil-free compressors generally require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings, reduced downtime, and simplified maintenance schedules.

3. Elimination of Oil Contamination Risk:

With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air. It simplifies the overall system design, reduces the risk of oil-related equipment failure, and minimizes the maintenance and associated costs.

4. Compact and Lightweight:

Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This feature is advantageous for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

5. Quiet Operation:

Oil-free compressors tend to operate at lower noise levels compared to oil-lubricated compressors. The absence of oil lubrication reduces the friction and mechanical noise, resulting in quieter operation. This makes oil-free compressors more suitable for noise-sensitive environments or applications where reduced noise levels are desired.

6. Environmental Considerations:

Oil-free air compressors are environmentally friendly due to the absence of oil. They eliminate the risk of oil spills or leaks that can harm the environment. Furthermore, oil-free compressors may require less energy consumption compared to oil-lubricated compressors, contributing to energy efficiency and reduced carbon footprint.

7. Lower Initial Cost:

In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By considering these advantages, users can determine whether oil-free air compressors are suitable for their specific application and requirements.

China Professional Electric Silent Oil Free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw Screw Air Compressor 7bar-13bar with CE   arb air compressorChina Professional Electric Silent Oil Free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw Screw Air Compressor 7bar-13bar with CE   arb air compressor
editor by CX 2024-02-27

China Best Sales 7.5kw 10HP Low Pressure Industrial Electric Oil Free Small Silent Rotary Screw Air Compressor with Good quality

Product Description

Product Description

Medium voltage permanent magnet variable frequency screw compressor

HY(V)-Z  Working pressure Capacity Power Noise Air outlet Net weight
bar psig (m3/min) cfm kW hp dB Pipe diameter  
HYV-55Z 20 291 3.8-6.4 134-226 55 75 67±3 DN32 2200
25 364 3.6-6.0 127-212 55 75 67±3 DN32 2200
30 437 3.1-5.2 109-184 55 75 67±3 DN32 2200
35 510 2.6-4.3 92-152 55 75 67±3 DN32 2200
40 583 2.3-3.8 81-134 55 75 67±3 DN32 2200
HYV-75Z 20 291 4.6-7.7 162-272 75 100 68±3 DN32 2400
25 364 4.5-7.5 159-265 75 100 68±3 DN32 2400
30 437 4.0-6.7 141-237 75 100 68±3 DN32 2400
35 510 3.8-6.3 134-222 75 100 68±3 DN32 2400
40 583 3.0-5.0 106-177 75 100 68±3 DN32 2400
HY-90Z 20 291 6.7-11.2 237-396 90 120 70±3 DN32 2800
25 364 6.2-10.3 219-364 90 120 70±3 DN32 2800
30 437 6.0-10.0 212-353 90 120 70±3 DN32 2800
35 510 4.1-6.8 145-240 90 120 70±3 DN32 2800
40 583 3.8-6.3 134-222 90 120 70±3 DN32 2800
HYV-110Z 20 291 8.2-13.6 290-480 110 150 72±3 DN40 3100
25 364 7.5-12.5 265-441 110 150 72±3 DN40 3100
30 437 6.5-10.8 230-381 110 150 72±3 DN40 3100
35 510 5.8-9.6 205-339 110 150 72±3 DN40 3100
40 583 5.5-9.1 194-321 110 150 72±3 DN40 3100
HYV-132Z 20 291 10.1-16.8 357-593 132 175 74±3 DN40 3300
25 364 9.0-15.0 318-530 132 175 74±3 DN40 3300
30 437 7.9-13.1 279-463 132 175 74±3 DN40 3300
35 510 7.1-11.8 251-417 132 175 74±3 DN40 3300
40 583 6.8-11.3 240-399 132 175 74±3 DN40 3300
HYV-160Z 20 291 9.6-16.0 339-565 160 215 75±3 DN50 3800
25 364 10.0-16.6 353-586 160 215 75±3 DN50 3800
30 437 9.8-16.3 346-576 160 215 75±3 DN40 3700
35 510 9.4-15.6 332-551 160 215 75±3 DN50 3800
40 583 8.3-13.8 293-487 160 215 75±3 DN40 3700
HYV-185Z 20 291 14.1-23.5 498-830 185 250 76±3 DN50 4000
25 364 11.7-19.5 413-689 185 250 76±3 DN50 4000
HYV-200Z 20 291 15.6-26.0 551-918 200 270 76±3 DN50 4200
25 364 13.7-22.9 484-809 200 270 76±3 DN50 4200
30 437 13.3-22.2 470-784 200 270 76±3 DN50 4200
HYV-220ZW 20 291 17.8-29.7 629-1049 220 300 78±3 DN65 5000
25 364 15.5-25.8 547-911 220 300 78±3 DN65 5000
30 437 13.9-23.2 491-819 220 300 78±3 DN65 5000
35 510 13.2-22.0 565-777 220 300 78±3 DN65 5000
40 583 12.2-20.3 431-717 220 300 78±3 DN65 5000
HYV-250ZW 20 291 20.5-34.2 724-1208 250 350 78±3 DN65 5700
25 364 17.5-29.1 618-1571 250 350 78±3 DN65 5700
30 437 16.5-27.5 583-971 250 350 78±3 DN65 5700
35 510 15.1-25.2 533-890 250 350 78±3 DN65 5700
40 583 13.7-22.8 484-805 250 350 78±3 DN65 5700
HYV-280ZW 20 291 22.6-37.7 798-1331 280 375 80±3 DN65 6000
25 364 20.4-34.0 720-1201 280 375 80±3 DN65 6000
30 437 18.0-30.0 636-1059 280 375 80±3 DN65 6000
35 510 16.4-27.3 579-964 280 375 80±3 DN65 6000
40 583 15.0-25.0 530-883 280 375 80±3 DN65 6500

 Picture Display

The advantage of screw air compressor
 

Company strength display

HangZhou CHINAMFG Gas Equipment Co., Ltd. is a manufacturer engaged in the research and development, design and production of gas compressors. The company has its own production technology, processing equipment and assembly technology, and has many years of experience in the production of various flammable and explosive special gas compressors.

Huayan compressor products cover almost all gas media, up to 6th-stage compression and 3000kw power. Products can be customized according to customer requirements to better meet customer needs. The products are mainly used in gas compressors in the petroleum industry, chemical and natural gas compressors, industrial compressors, compressors for waste gas treatment and biogas utilization, and compressors for special gases.
 

 

After Sales Service
1.Quick response within 2 to 8 hours, with a reaction rate exceeding 98%;
2. 24-hour telephone service, please feel free to contact us;
3. The whole machine is guaranteed for 1 year (excluding pipelines and human factors);
4. Provide consulting service for the service life of the whole machine, and provide 24-hour technical support via email;
5. On-site installation and commissioning by our experienced technicians;

Exhibition Display
 

 

Certificate display
Packaging and Shipping

 

FAQ
 

Q1: What is the rotor speed for the air end?
A1: 2980rmp.

Q2: What’s your lead time?
A2: usually, 5-7 days. (OEM orders: 15days)

Q3: Can you offer water cooled air compressor?
A3: Yes, we can (normally, air cooled type).

Q4: What’s the payment term?
A4: T/T, L/C, Western Union, etc. Also we could accept USD, RMB, and other currency.

Q5: Do you accept customized voltage?
A5: Yes. 380V/50Hz/3ph, 380V/60Hz/3ph, 220V/50Hz/3ph, 220V/60Hz/3ph, 440V/50Hz/3ph, 440V/60Hz/3ph, or as per your requests.

Q6: What is your warranty for air compressor?
A6: One year for the whole air compressor(not including the consumption spare parts) and technical supports can be provided according to your needs.

Q7: Can you accept OEM orders?
A7: Yes, OEM orders are warmly welcome.

Q8: How about your customer service and after-sales service?
A8: 24hrs on-line support, 48hrs problem solved promise.

Q9: Do you have spare parts in stock?
A9: Yes, we do.

Q10: What kind of initial lubrication oil you used in air compressor?
A10: TOTAL 46# mineral oil.

After-sales Service: Provide After-Sell Sevice
Warranty: 18monthes
Lubrication Style: Oil-free
Cooling System: Air Cooling
Cylinder Position: Vertical
Structure Type: Closed Type
Customization:
Available

|

air compressor

How Do You Ensure the Air Quality Produced by Oil-Free Compressors?

Ensuring the air quality produced by oil-free compressors involves a combination of factors, including proper equipment selection, appropriate maintenance practices, and adherence to industry standards. Here’s a detailed explanation of how to ensure the air quality produced by oil-free compressors:

1. Equipment Selection:

Choosing the right oil-free compressor is the first step in ensuring air quality. It is essential to select a compressor that is specifically designed for applications requiring clean air, such as food and beverage processing, pharmaceutical manufacturing, electronics assembly, and medical facilities. Consideration should be given to the compressor’s filtration capabilities, air treatment options, and compliance with relevant industry standards and regulations.

2. Filtration Systems:

The filtration systems integrated into oil-free compressors play a crucial role in maintaining air quality. These systems typically include pre-filters, coalescing filters, and activated carbon filters. Pre-filters remove larger particles, coalescing filters capture smaller particles and coalesce water vapor, and activated carbon filters absorb odors and remaining oil vapors. Regular inspection and replacement of filters are necessary to ensure their effectiveness in removing contaminants from the compressed air.

3. Regular Maintenance:

Regular maintenance is key to preserving air quality. This includes following the manufacturer’s recommended maintenance schedule, which may involve tasks such as filter replacement, lubrication of non-compressed parts, and inspection of seals and gaskets. Proper maintenance helps prevent air leaks, ensures the compressor operates efficiently, and reduces the risk of contamination.

4. Air Quality Testing:

Periodic air quality testing is essential to verify the effectiveness of the oil-free compressor and its filtration system. Air quality testing can involve measuring parameters such as oil content, particulate matter, moisture levels, and microbiological contamination. By conducting regular air quality tests, any deviations from the desired air quality standards can be identified, allowing for corrective actions to be taken promptly.

5. Compliance with Standards:

Adhering to industry standards and regulations is crucial in ensuring air quality. Standards such as ISO 8573 specify the acceptable limits for contaminants in compressed air, including oil content, particulate matter, and moisture. Compressors should be selected, installed, and operated in accordance with these standards. Regular auditing and certification processes can help ensure ongoing compliance and provide assurance of air quality to stakeholders.

6. Training and Education:

Proper training and education of personnel involved in the operation and maintenance of oil-free compressors are vital. Operators should be familiar with the specific requirements of oil-free compressors, including the importance of filtration, maintenance procedures, and recognizing signs of potential issues. Training programs can help ensure that operators have the necessary knowledge and skills to maintain air quality effectively.

By considering equipment selection, implementing robust filtration systems, conducting regular maintenance, performing air quality testing, complying with standards, and providing appropriate training, the air quality produced by oil-free compressors can be effectively ensured. These measures are essential for applications where air purity is critical, safeguarding product integrity, process efficiency, and the health and safety of personnel.

air compressor

What Is the Impact of Oil-Free Technology on Compressed Air Quality?

The use of oil-free technology in compressed air systems has a significant impact on ensuring high-quality compressed air. Here’s a detailed explanation of the impact of oil-free technology on compressed air quality:

1. Elimination of Oil Contamination:

Oil-free technology ensures that the compressed air produced is free from oil contamination. Traditional compressors that use oil lubrication can introduce oil particles, aerosols, and vapors into the compressed air stream. These oil contaminants can have detrimental effects on downstream equipment, processes, and products. By eliminating oil from the compression process, oil-free technology helps maintain the purity and cleanliness of the compressed air, ensuring that it meets the required air quality standards.

2. Avoidance of Oil-Related Issues:

Oil contamination in compressed air systems can lead to various issues. Oil can cause damage to pneumatic equipment, valves, and seals, resulting in reduced efficiency and increased maintenance costs. It can also lead to product contamination in industries such as food and beverage, pharmaceuticals, and electronics manufacturing. Oil-free technology eliminates the risks associated with oil-related issues, ensuring that the compressed air remains clean, dry, and suitable for sensitive applications.

3. Enhanced Air Purity:

Oil-free compressors are designed with advanced filtration systems to further enhance air purity. These filtration systems typically include pre-filters, coalescing filters, and activated carbon filters. Pre-filters remove larger particles, coalescing filters capture smaller particles and coalesce water vapor, and activated carbon filters absorb odors and remaining oil vapors. By incorporating such filtration stages, oil-free technology ensures that the compressed air is free from particulate matter, moisture, odors, and residual oil content, resulting in higher air purity levels.

4. Compliance with Air Quality Standards:

Oil-free technology helps compressed air systems comply with air quality standards and regulations. Standards such as ISO 8573 specify acceptable limits for contaminants in compressed air, including oil content, particulate matter, and moisture. Oil-free compressors, with their ability to produce clean and oil-free compressed air, facilitate compliance with these standards. This is particularly crucial in industries where air quality is critical, such as healthcare, pharmaceuticals, electronics, and food processing.

5. Protection of Sensitive Applications:

Many applications require clean and uncontaminated compressed air to ensure optimal performance and product integrity. Oil-free technology provides the necessary assurance of air quality for these sensitive applications. Industries such as medical devices, laboratory testing, spray painting, and semiconductor manufacturing rely on oil-free compressed air to prevent contamination, maintain precise operation, and achieve consistent results. The use of oil-free technology safeguards the reliability and integrity of these applications.

6. Reduced Maintenance and Downtime:

Oil-free compressors generally require less maintenance compared to oil-lubricated compressors. The absence of oil eliminates the need for oil changes, oil filters, and associated maintenance tasks. This results in reduced maintenance costs, less downtime, and increased productivity. Additionally, the risk of oil-related failures and breakdowns is minimized, leading to improved overall system reliability and uptime.

In summary, oil-free technology has a significant positive impact on compressed air quality. It eliminates oil contamination, avoids oil-related issues, enhances air purity, facilitates compliance with air quality standards, protects sensitive applications, and reduces maintenance and downtime. These benefits make oil-free technology a preferred choice in industries where clean and high-quality compressed air is essential.

air compressor

What Are the Advantages of Using Oil-Free Air Compressors?

Oil-free air compressors offer several advantages over their oil-lubricated counterparts. These compressors are designed to deliver clean, oil-free compressed air and provide benefits in various applications. Here’s a detailed explanation of the advantages of using oil-free air compressors:

1. Clean and Oil-Free Air:

The primary advantage of oil-free air compressors is that they produce compressed air that is free from oil contamination. This makes them suitable for applications where oil-free air is crucial, such as in industries like food and beverage, pharmaceuticals, electronics, and painting. Oil-free compressed air ensures product quality, prevents contamination of sensitive equipment, and eliminates the risk of oil-related issues in downstream processes.

2. Reduced Maintenance:

Oil-free compressors generally require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings, reduced downtime, and simplified maintenance schedules.

3. Elimination of Oil Contamination Risk:

With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air. It simplifies the overall system design, reduces the risk of oil-related equipment failure, and minimizes the maintenance and associated costs.

4. Compact and Lightweight:

Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This feature is advantageous for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

5. Quiet Operation:

Oil-free compressors tend to operate at lower noise levels compared to oil-lubricated compressors. The absence of oil lubrication reduces the friction and mechanical noise, resulting in quieter operation. This makes oil-free compressors more suitable for noise-sensitive environments or applications where reduced noise levels are desired.

6. Environmental Considerations:

Oil-free air compressors are environmentally friendly due to the absence of oil. They eliminate the risk of oil spills or leaks that can harm the environment. Furthermore, oil-free compressors may require less energy consumption compared to oil-lubricated compressors, contributing to energy efficiency and reduced carbon footprint.

7. Lower Initial Cost:

In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By considering these advantages, users can determine whether oil-free air compressors are suitable for their specific application and requirements.

China Best Sales 7.5kw 10HP Low Pressure Industrial Electric Oil Free Small Silent Rotary Screw Air Compressor   with Good qualityChina Best Sales 7.5kw 10HP Low Pressure Industrial Electric Oil Free Small Silent Rotary Screw Air Compressor   with Good quality
editor by CX 2023-11-21

China Standard 2021 New High Efficiency (30% Energy Saving) Single Screw Air Compressor 100% Oil-Free Low Pressure Compressors 7.5kw 8-12.5 Bar with Great quality

Product Description

Lead Time

Product Description

TR-08VA/W 0.8-1.25Mpa 8-12.5Bar 0.24-1.17m3/min 7.5KW oilfree silent oil free scroll dental air compressor price

Specifications
 

Model

Maximum

working

Pressure

FAD

Motor

Power

Noise

Pipe diameters of

cooling water

in and out

Quantity of 
cooling water

Quantity of

lubricating

water

Dimension Weight

Air

outlet

 Inlet water

32ºC 

L*W*H
Mpa M3/min KW DB  T/H L mm KG
TR-08VA/W 0.8 0.35-1.17 7.5 57 3/4″ 2 10 8.4) optimized design, large rotor, low rotary speed (within 3000r/min), without the gearbox.

direct connection drive, it has a lower rotary speed and longer life compared with dry oil-free screw air compressor(10000r/min-20000r/min).

12. Automatic Cleaning System

The function of automatic water exchange and automatic system cleaning can be realized, and the interior of the compressor is more clean and sanitary.
 

Introduction

Company Information

Package Delivery

 

BACK HOME

Lubrication Style: Oil-free
Cooling System: Water Cooling
Power Source: AC Power
Structure Type: Closed Type
Installation Type: Stationary Type
Type: Single Screw Compressor
Samples:
US$ 86800/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

air compressor

What Maintenance Is Required for Oil-Free Air Compressors?

Maintaining oil-free air compressors is crucial to ensure their optimal performance, reliability, and longevity. While oil-free compressors have lower maintenance requirements compared to oil-lubricated compressors, regular maintenance tasks are still necessary. Here’s a detailed explanation of the maintenance required for oil-free air compressors:

1. Regular Filter Replacements:

Oil-free air compressors have filters that help remove contaminants from the intake air. These filters should be regularly inspected and replaced as recommended by the manufacturer. Filters can become clogged over time, affecting the compressor’s efficiency and potentially increasing the risk of contaminants entering the compressed air stream. Regular filter replacements ensure proper air filtration and help maintain the desired level of air purity.

2. Condensate Drainage:

Oil-free compressors produce condensate, which is a mixture of water and oil-free compressed air. Proper condensate drainage is essential to prevent water buildup in the system, which can lead to corrosion and damage. Most oil-free compressors have automatic condensate drains that remove accumulated condensate. It’s important to regularly check and maintain these drains to ensure they are functioning correctly and prevent any blockages or leaks.

3. Inspection of Air Hoses and Connections:

Regularly inspecting air hoses, fittings, and connections is important to identify any leaks or damage. Leaks can lead to air pressure loss, reduced compressor efficiency, and increased energy consumption. Damaged hoses or connections should be repaired or replaced promptly to maintain the integrity of the compressed air system. Regular inspections can help identify potential issues early on and prevent costly breakdowns or inefficiencies.

4. Monitoring Air Pressure and Temperature:

Monitoring the air pressure and temperature of the compressor system is crucial for identifying any abnormalities or deviations from the desired operating parameters. Most oil-free compressors have built-in pressure and temperature sensors that provide real-time data. Regularly checking and recording this data can help detect any potential issues, such as pressure drops, abnormal temperature increases, or excessive cycling. If any abnormalities are detected, they should be investigated and addressed promptly to prevent further damage to the compressor.

5. General System Checks:

Performing general system checks on a regular basis helps ensure that all components of the oil-free air compressor are functioning properly. This includes inspecting the compressor motor, cooling fans, belts, and electrical connections. Any signs of wear, damage, or abnormal noise should be addressed promptly. Additionally, checking the compressor for any signs of oil contamination or unusual odors can help identify potential issues with the compressor system.

6. Manufacturer’s Recommendations:

It’s essential to follow the manufacturer’s recommended maintenance schedule and guidelines for the specific oil-free air compressor model. The manufacturer’s recommendations may include additional maintenance tasks specific to the compressor’s design and components. Adhering to these guidelines ensures that the compressor is properly maintained and can help prevent warranty issues.

Regular and proactive maintenance of oil-free air compressors is essential to ensure their reliable and efficient operation. Following the recommended maintenance tasks, monitoring system parameters, and promptly addressing any issues that arise can help extend the compressor’s lifespan, reduce the risk of breakdowns, and maintain the desired air quality for the intended applications.

air compressor

How Do You Troubleshoot Common Problems with Oil-Free Compressor Systems?

To troubleshoot common problems with oil-free compressor systems, follow these steps:

1. Check Power Supply:

Ensure that the compressor system is properly connected to a reliable power supply. Check for any tripped circuit breakers or blown fuses. Verify that the power switch is in the “on” position.

2. Inspect Air Filters:

Examine the air filters to see if they are dirty or clogged. Restricted airflow due to dirty filters can cause the compressor to overheat or operate inefficiently. Clean or replace the filters as necessary.

3. Check for Air Leaks:

Inspect the entire compressed air system for air leaks. Leaks can lead to reduced system pressure and inefficient operation. Use a leak detection solution or an ultrasonic leak detector to locate and repair any leaks in the system.

4. Monitor Pressure Gauges:

Observe the pressure gauges on the compressor system. If the pressure is consistently below the desired level, it could indicate a problem with the compressor’s output or a leak in the system. Ensure that the pressure relief valves are not open or malfunctioning.

5. Check for Excessive Heat:

Monitor the temperature of the compressor and associated components. If the system is running excessively hot, it may indicate a problem with cooling or lubrication. Ensure that the cooling fans are operating correctly and that the compressor is receiving proper lubrication, if applicable.

6. Inspect Drains and Condensate Management:

Check the drains and condensate management system for proper functioning. Accumulated condensate can cause issues such as water contamination or pressure drops. Ensure that drains are clear and functioning, and that the condensate management system is operating as intended.

7. Review Maintenance Records:

Refer to the maintenance records of the compressor system. Ensure that routine maintenance tasks, such as filter replacements, oil changes (if applicable), and component inspections, have been performed according to the manufacturer’s recommendations. Lack of proper maintenance can contribute to various issues in compressor systems.

8. Consult Manufacturer’s Documentation:

Refer to the manufacturer’s documentation, such as the user manual or troubleshooting guide, for specific guidance on diagnosing and resolving common problems with the oil-free compressor system. Manufacturers often provide detailed troubleshooting steps and recommendations tailored to their specific equipment.

9. Seek Professional Assistance:

If the troubleshooting steps do not resolve the issue or if you are uncertain about performing any maintenance or repairs, it is advisable to seek professional assistance. Contact the manufacturer’s customer support or consult a qualified technician with expertise in oil-free compressor systems.

Remember to prioritize safety when troubleshooting compressor systems. Follow proper lockout/tagout procedures and adhere to all safety guidelines provided by the manufacturer.air compressor

Are Oil-Free Air Compressors Suitable for Food and Beverage Industries?

Yes, oil-free air compressors are highly suitable for the food and beverage industries and are widely used in various applications within these sectors. The clean and oil-free compressed air produced by these compressors is essential to maintain product quality, ensure food safety, and meet industry regulations. Here’s a detailed explanation of why oil-free air compressors are suitable for the food and beverage industries:

1. Preventing Contamination:

The primary advantage of oil-free air compressors in the food and beverage industries is the prevention of oil contamination. These industries have stringent hygiene and safety standards, and any contamination in the production process can compromise product quality and consumer health. Oil-free compressors eliminate the risk of oil particles entering the compressed air stream, ensuring that the compressed air used in various processes, such as packaging, filling, and bottling, is free from oil contamination.

2. Preserving Food Freshness:

Oil-free air compressors help maintain the freshness and quality of food products. In applications such as food packaging, where compressed air is used to create a protective atmosphere or seal packaging, the absence of oil eliminates the risk of oil residues affecting the taste, aroma, or shelf life of the packaged food. Oil-free compressors ensure that the compressed air used for these purposes is clean and does not introduce any unwanted flavors or odors.

3. Compliance with Food Safety Standards:

The food and beverage industries are subject to strict regulations and standards to ensure food safety. Oil-free air compressors help companies meet these requirements by providing clean, oil-free compressed air that adheres to food safety guidelines. Compressed air used in processes like air agitation, product drying, or pneumatic conveyance must be free from contaminants to prevent cross-contamination and maintain hygienic conditions throughout the production chain.

4. Minimizing Product Loss and Waste:

In the food and beverage industries, any product loss or waste can have significant financial and environmental implications. Oil contamination in compressed air can lead to product spoilage, resulting in costly product losses and waste. By using oil-free air compressors, the risk of product contamination is minimized, helping to reduce waste and improve overall production efficiency.

5. Ensuring Equipment Performance and Longevity:

Oil-free air compressors help protect sensitive food and beverage production equipment from oil-related issues. Oil contamination can damage pneumatic valves, seals, and other components, leading to equipment malfunction, unplanned downtime, and costly repairs. Oil-free compressors eliminate these risks, ensuring the longevity and reliable performance of the production equipment.

6. Meeting Industry-Specific Requirements:

The food and beverage industries have specific requirements for compressed air quality and purity. Oil-free air compressors are designed to meet these industry-specific requirements, often complying with standards such as ISO 8573-1 Class 0, which certifies the air as completely oil-free. This certification provides assurance that the compressed air meets the strictest quality standards and is suitable for critical applications in these industries.

By using oil-free air compressors, companies in the food and beverage industries can maintain the highest standards of product quality, hygiene, and safety. It is essential to select oil-free compressors specifically designed for these industries and follow proper maintenance protocols to ensure consistent performance and compliance with industry regulations.

China Standard 2021 New High Efficiency (30% Energy Saving) Single Screw Air Compressor 100% Oil-Free Low Pressure Compressors 7.5kw 8-12.5 Bar   with Great qualityChina Standard 2021 New High Efficiency (30% Energy Saving) Single Screw Air Compressor 100% Oil-Free Low Pressure Compressors 7.5kw 8-12.5 Bar   with Great quality
editor by CX 2023-11-03

China factory 7.5kw 8bar 10bar Oil Free Low Noise Silent Screw Air Compressors air compressor portable

Product Description

OFAC oil-free screw air compressor used Japanese Mitsui’s original technology, who is the only maintenance service provider in China.

 

TECHNICAL DATA
 
Model Power Pressure (bar) Air Flow (m3/min) Noise Level dBA Outlet Size Weight (kgs) Lubricating Water(L) Filter Element (B)-(Z) Dimension LxWxH (mm)
OF-7.5F 7.5kw 10hp 8 1.0 60 RP 3/4 400 22 (25cm) 1 1000*720*1050
OF-11F 11kw 15hp 8 1.6 63 460 1156*845*1250
OF-15F 15kw 20hp 8 2.5 65 RP 1 620 28 (50cm) 1 1306*945*1260
OF-18F 18.5kw 25hp 8 3.0 67 750 33 1520*1060*1390
OF-22F 22kw 30hp 8 3.6 68 840 33 1520*1060*1390
OF-30F 30kw 40hp 8 5.0 69 RP 11/4 1050 66 (25cm) 5 1760*1160*1490
OF-37F 37kw 50hp 8 6.2 71 1100 1760*1160*1490
OF-45S 45kw 60hp 8 7.3 74 RP 11/2 1050 88 1760*1160*1490
OF-45F 45kw 60hp 8 7.3 74 1200 1760*1160*1490
OF-55S 55kw 75hp 8 10 74 RP 2 1250 110 (50cm) 5 1900*1250*1361
OF-55F 55kw 75hp 8 10 74 2200 (50cm) 7 2350*1250*1880
OF-75S 75kw 100hp 8 13 75 1650 (50cm) 5 1900*1250*1361
OF-75F 75kw 100hp 8 13 75 2500 (50cm) 7 2550*1620*1880
OF-90S 90kw 125hp 8 15 76 2050 (50cm) 5 1900*1250*1361
OF-90F 90kw 125hp 8 15 76 2650 (50cm) 7 2550*1620*1880
OF-110S 110kw 150hp 8 20 78 DN 65 2550 130 (50cm) 12 2200*1600*1735
OF-110F 110kw 150hp 8 20 78 3500 130 3000*1700*2250
OF-132S 132kw 175hp 8 23 80 2700 130 2200*1600*2250
OF-160S 160kw 220hp 8 26 82 2900 165 2200*1600*2250
OF-185S 185kw 250hp 8 30 83 DN 100 3300 180 (50cm) 22 2860*1800*1945
OF-200S 200kw 270hp 8 33 83 3500 2860*1800*1945
OF-220S 220kw 300hp 8 36 85 4500 2860*2000*2300
OF-250S 250kw 340hp 8 40 85 4700 2860*2000*2300
OF-315S 315kw 480hp 8 50 90 5000 2860*2000*2300

 F– air cooling method     S– water cooling method

                           
The brand “OFAC, OFC” specializes in the R&D, manufacturing, sales and service of compressors, oil-free compressors and air end, special gas compressors, various air compressors and post-processing equipment, providing customers with High-quality, environmentally friendly and efficient air system solutions and fast and stable technical services.

FAQ

Q1: Warranty terms of your machine?
A1: Two year warranty for the machine and technical support according to your needs.

Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.

Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case. Rcommend wooden box.

Q4: Can you use our brand?
A4: Yes, OEM is available.

Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products. 380V 50HZ we can delivery the goods within 3-15 days. Other  voltage or other color we will delivery within 30-45 days.

Q6: How Many Staff Are There In your Factory?
A6: About 100.
 
Q7: What’s your factory’s production capacity?
A7: About 550-650 units per month.

Q8: What the exactly address of your factory?
A8: Our first workshop located in HangZhou, ZheJiang , second workshop located in HangZhou, ZheJiang ,  China.

 

After-sales Service: Online Support
Warranty: 2 Years
Lubrication Style: Oil-free
Customization:
Available

|

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

How Do You Ensure the Air Quality Produced by Oil-Free Compressors?

Ensuring the air quality produced by oil-free compressors involves a combination of factors, including proper equipment selection, appropriate maintenance practices, and adherence to industry standards. Here’s a detailed explanation of how to ensure the air quality produced by oil-free compressors:

1. Equipment Selection:

Choosing the right oil-free compressor is the first step in ensuring air quality. It is essential to select a compressor that is specifically designed for applications requiring clean air, such as food and beverage processing, pharmaceutical manufacturing, electronics assembly, and medical facilities. Consideration should be given to the compressor’s filtration capabilities, air treatment options, and compliance with relevant industry standards and regulations.

2. Filtration Systems:

The filtration systems integrated into oil-free compressors play a crucial role in maintaining air quality. These systems typically include pre-filters, coalescing filters, and activated carbon filters. Pre-filters remove larger particles, coalescing filters capture smaller particles and coalesce water vapor, and activated carbon filters absorb odors and remaining oil vapors. Regular inspection and replacement of filters are necessary to ensure their effectiveness in removing contaminants from the compressed air.

3. Regular Maintenance:

Regular maintenance is key to preserving air quality. This includes following the manufacturer’s recommended maintenance schedule, which may involve tasks such as filter replacement, lubrication of non-compressed parts, and inspection of seals and gaskets. Proper maintenance helps prevent air leaks, ensures the compressor operates efficiently, and reduces the risk of contamination.

4. Air Quality Testing:

Periodic air quality testing is essential to verify the effectiveness of the oil-free compressor and its filtration system. Air quality testing can involve measuring parameters such as oil content, particulate matter, moisture levels, and microbiological contamination. By conducting regular air quality tests, any deviations from the desired air quality standards can be identified, allowing for corrective actions to be taken promptly.

5. Compliance with Standards:

Adhering to industry standards and regulations is crucial in ensuring air quality. Standards such as ISO 8573 specify the acceptable limits for contaminants in compressed air, including oil content, particulate matter, and moisture. Compressors should be selected, installed, and operated in accordance with these standards. Regular auditing and certification processes can help ensure ongoing compliance and provide assurance of air quality to stakeholders.

6. Training and Education:

Proper training and education of personnel involved in the operation and maintenance of oil-free compressors are vital. Operators should be familiar with the specific requirements of oil-free compressors, including the importance of filtration, maintenance procedures, and recognizing signs of potential issues. Training programs can help ensure that operators have the necessary knowledge and skills to maintain air quality effectively.

By considering equipment selection, implementing robust filtration systems, conducting regular maintenance, performing air quality testing, complying with standards, and providing appropriate training, the air quality produced by oil-free compressors can be effectively ensured. These measures are essential for applications where air purity is critical, safeguarding product integrity, process efficiency, and the health and safety of personnel.

air compressor

How Do You Troubleshoot Common Problems with Oil-Free Compressor Systems?

To troubleshoot common problems with oil-free compressor systems, follow these steps:

1. Check Power Supply:

Ensure that the compressor system is properly connected to a reliable power supply. Check for any tripped circuit breakers or blown fuses. Verify that the power switch is in the “on” position.

2. Inspect Air Filters:

Examine the air filters to see if they are dirty or clogged. Restricted airflow due to dirty filters can cause the compressor to overheat or operate inefficiently. Clean or replace the filters as necessary.

3. Check for Air Leaks:

Inspect the entire compressed air system for air leaks. Leaks can lead to reduced system pressure and inefficient operation. Use a leak detection solution or an ultrasonic leak detector to locate and repair any leaks in the system.

4. Monitor Pressure Gauges:

Observe the pressure gauges on the compressor system. If the pressure is consistently below the desired level, it could indicate a problem with the compressor’s output or a leak in the system. Ensure that the pressure relief valves are not open or malfunctioning.

5. Check for Excessive Heat:

Monitor the temperature of the compressor and associated components. If the system is running excessively hot, it may indicate a problem with cooling or lubrication. Ensure that the cooling fans are operating correctly and that the compressor is receiving proper lubrication, if applicable.

6. Inspect Drains and Condensate Management:

Check the drains and condensate management system for proper functioning. Accumulated condensate can cause issues such as water contamination or pressure drops. Ensure that drains are clear and functioning, and that the condensate management system is operating as intended.

7. Review Maintenance Records:

Refer to the maintenance records of the compressor system. Ensure that routine maintenance tasks, such as filter replacements, oil changes (if applicable), and component inspections, have been performed according to the manufacturer’s recommendations. Lack of proper maintenance can contribute to various issues in compressor systems.

8. Consult Manufacturer’s Documentation:

Refer to the manufacturer’s documentation, such as the user manual or troubleshooting guide, for specific guidance on diagnosing and resolving common problems with the oil-free compressor system. Manufacturers often provide detailed troubleshooting steps and recommendations tailored to their specific equipment.

9. Seek Professional Assistance:

If the troubleshooting steps do not resolve the issue or if you are uncertain about performing any maintenance or repairs, it is advisable to seek professional assistance. Contact the manufacturer’s customer support or consult a qualified technician with expertise in oil-free compressor systems.

Remember to prioritize safety when troubleshooting compressor systems. Follow proper lockout/tagout procedures and adhere to all safety guidelines provided by the manufacturer.air compressor

What Are the Advantages of Using Oil-Free Air Compressors?

Oil-free air compressors offer several advantages over their oil-lubricated counterparts. These compressors are designed to deliver clean, oil-free compressed air and provide benefits in various applications. Here’s a detailed explanation of the advantages of using oil-free air compressors:

1. Clean and Oil-Free Air:

The primary advantage of oil-free air compressors is that they produce compressed air that is free from oil contamination. This makes them suitable for applications where oil-free air is crucial, such as in industries like food and beverage, pharmaceuticals, electronics, and painting. Oil-free compressed air ensures product quality, prevents contamination of sensitive equipment, and eliminates the risk of oil-related issues in downstream processes.

2. Reduced Maintenance:

Oil-free compressors generally require less maintenance compared to oil-lubricated compressors. Since there is no oil to change or monitor, maintenance tasks related to oil filtration, oil changes, and oil disposal are eliminated. This can result in cost savings, reduced downtime, and simplified maintenance schedules.

3. Elimination of Oil Contamination Risk:

With oil-free compressors, there is no risk of oil contaminating the compressed air system. This eliminates the need for additional filtration or separation equipment to remove oil from the compressed air. It simplifies the overall system design, reduces the risk of oil-related equipment failure, and minimizes the maintenance and associated costs.

4. Compact and Lightweight:

Oil-free compressors are often designed to be compact and lightweight, making them portable and easy to transport. This feature is advantageous for applications where mobility is required, such as construction sites, workshops, and on-site maintenance tasks.

5. Quiet Operation:

Oil-free compressors tend to operate at lower noise levels compared to oil-lubricated compressors. The absence of oil lubrication reduces the friction and mechanical noise, resulting in quieter operation. This makes oil-free compressors more suitable for noise-sensitive environments or applications where reduced noise levels are desired.

6. Environmental Considerations:

Oil-free air compressors are environmentally friendly due to the absence of oil. They eliminate the risk of oil spills or leaks that can harm the environment. Furthermore, oil-free compressors may require less energy consumption compared to oil-lubricated compressors, contributing to energy efficiency and reduced carbon footprint.

7. Lower Initial Cost:

In general, oil-free compressors tend to have a lower initial cost compared to oil-lubricated compressors. This can be advantageous for applications with budget constraints or when the specific requirements of the application align with the capabilities of oil-free compressors.

It’s important to note that oil-free air compressors may have certain limitations compared to oil-lubricated compressors. They may have lower maximum operating pressures and higher operating temperatures. Additionally, the absence of oil lubrication may result in slightly reduced efficiency and increased wear on certain components over time.

By considering these advantages, users can determine whether oil-free air compressors are suitable for their specific application and requirements.

China factory 7.5kw 8bar 10bar Oil Free Low Noise Silent Screw Air Compressors   air compressor portableChina factory 7.5kw 8bar 10bar Oil Free Low Noise Silent Screw Air Compressors   air compressor portable
editor by CX 2023-10-11

China factory 7.5kw 8/10bar Oil Free Popular Low Energy Consumption 500kg Good Price Air Compressor Vortex Oil Free Screw with Best Operation air compressor for sale

Product Description

 OFAC oil-free screw air compressor used Japanese Mitsui’s original technology, who is the only maintenance service provider in China.

 

TECHNICAL DATA
 
Model Power Pressure (bar) Air Flow (m3/min) Noise Level dBA Outlet Size Weight (kgs) Lubricating Water(L) Filter Element (B)-(Z) Dimension LxWxH (mm)
OF-7.5F 7.5kw 10hp 8 1.0 60 RP 3/4 400 22 (25cm) 1 1000*720*1050
OF-11F 11kw 15hp 8 1.6 63 460 1156*845*1250
OF-15F 15kw 20hp 8 2.5 65 RP 1 620 28 (50cm) 1 1306*945*1260
OF-18F 18.5kw 25hp 8 3.0 67 750 33 1520*1060*1390
OF-22F 22kw 30hp 8 3.6 68 840 33 1520*1060*1390
OF-30F 30kw 40hp 8 5.0 69 RP 11/4 1050 66 (25cm) 5 1760*1160*1490
OF-37F 37kw 50hp 8 6.2 71 1100 1760*1160*1490
OF-45S 45kw 60hp 8 7.3 74 RP 11/2 1050 88 1760*1160*1490
OF-45F 45kw 60hp 8 7.3 74 1200 1760*1160*1490
OF-55S 55kw 75hp 8 10 74 RP 2 1250 110 (50cm) 5 1900*1250*1361
OF-55F 55kw 75hp 8 10 74 2200 (50cm) 7 2350*1250*1880
OF-75S 75kw 100hp 8 13 75 1650 (50cm) 5 1900*1250*1361
OF-75F 75kw 100hp 8 13 75 2500 (50cm) 7 2550*1620*1880
OF-90S 90kw 125hp 8 15 76 2050 (50cm) 5 1900*1250*1361
OF-90F 90kw 125hp 8 15 76 2650 (50cm) 7 2550*1620*1880
OF-110S 110kw 150hp 8 20 78 DN 65 2550 130 (50cm) 12 2200*1600*1735
OF-110F 110kw 150hp 8 20 78 3500 130 3000*1700*2250
OF-132S 132kw 175hp 8 23 80 2700 130 2200*1600*2250
OF-160S 160kw 220hp 8 26 82 2900 165 2200*1600*2250
OF-185S 185kw 250hp 8 30 83 DN 100 3300 180 (50cm) 22 2860*1800*1945
OF-200S 200kw 270hp 8 33 83 3500 2860*1800*1945
OF-220S 220kw 300hp 8 36 85 4500 2860*2000*2300
OF-250S 250kw 340hp 8 40 85 4700 2860*2000*2300
OF-315S 315kw 480hp 8 50 90 5000 2860*2000*2300

 F– air cooling method     S– water cooling method

                           
The brand “OFAC, OFC” specializes in the R&D, manufacturing, sales and service of compressors, oil-free compressors and air end, special gas compressors, various air compressors and post-processing equipment, providing customers with High-quality, environmentally friendly and efficient air system solutions and fast and stable technical services.

FAQ

Q1: Warranty terms of your machine?
A1: Two year warranty for the machine and technical support according to your needs.

Q2: Will you provide some spare parts of the machines?
A2: Yes, of course.

Q3: What about product package?
A3: We pack our products strictly with standard seaworthy case. Rcommend wooden box.

Q4: Can you use our brand?
A4: Yes, OEM is available.

Q5: How long will you take to arrange production?
A5: Immediate delivery for stock products. 380V 50HZ we can delivery the goods within 3-15 days. Other  voltage or other color we will delivery within 30-45 days.

Q6: How Many Staff Are There In your Factory?
A6: About 100.
 
Q7: What’s your factory’s production capacity?
A7: About 550-650 units per month.

Q8: What the exactly address of your factory?
A8: Our first workshop located in HangZhou, ZheJiang , second workshop located in HangZhou, ZheJiang ,  China.

 

After-sales Service: 2 Years
Warranty: 2 Years
Lubrication Style: Oil-free
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

How are air compressors utilized in the aerospace industry?

Air compressors play a crucial role in various applications within the aerospace industry. They are utilized for a wide range of tasks that require compressed air or gas. Here are some key uses of air compressors in the aerospace industry:

1. Aircraft Systems:

Air compressors are used in aircraft systems to provide compressed air for various functions. They supply compressed air for pneumatic systems, such as landing gear operation, braking systems, wing flap control, and flight control surfaces. Compressed air is also utilized for starting aircraft engines and for cabin pressurization and air conditioning systems.

2. Ground Support Equipment:

Air compressors are employed in ground support equipment used in the aerospace industry. They provide compressed air for tasks such as inflating aircraft tires, operating pneumatic tools for maintenance and repair, and powering air-driven systems for fueling, lubrication, and hydraulic operations.

3. Component Testing:

Air compressors are utilized in component testing within the aerospace industry. They supply compressed air for testing and calibrating various aircraft components, such as valves, actuators, pressure sensors, pneumatic switches, and control systems. Compressed air is used to simulate operating conditions and evaluate the performance and reliability of these components.

4. Airborne Systems:

In certain aircraft, air compressors are employed for specific airborne systems. For example, in military aircraft, air compressors are used for air-to-air refueling systems, where compressed air is utilized to transfer fuel between aircraft in mid-air. Compressed air is also employed in aircraft de-icing systems, where it is used to inflate inflatable de-icing boots on the wing surfaces to remove ice accumulation during flight.

5. Environmental Control Systems:

Air compressors play a critical role in the environmental control systems of aircraft. They supply compressed air for air conditioning, ventilation, and pressurization systems, ensuring a comfortable and controlled environment inside the aircraft cabin. Compressed air is used to cool and circulate air, maintain desired cabin pressure, and control humidity levels.

6. Engine Testing:

In the aerospace industry, air compressors are utilized for engine testing purposes. They provide compressed air for engine test cells, where aircraft engines are tested for performance, efficiency, and durability. Compressed air is used to simulate different operating conditions and loads on the engine, allowing engineers to assess its performance and make necessary adjustments or improvements.

7. Oxygen Systems:

In aircraft, air compressors are involved in the production of medical-grade oxygen for onboard oxygen systems. Compressed air is passed through molecular sieve beds or other oxygen concentrator systems to separate oxygen from other components of air. The generated oxygen is then supplied to the onboard oxygen systems, ensuring a sufficient and continuous supply of breathable oxygen for passengers and crew at high altitudes.

It is important to note that air compressors used in the aerospace industry must meet stringent quality and safety standards. They need to be reliable, efficient, and capable of operating under demanding conditions to ensure the safety and performance of aircraft systems.

air compressor

What is the energy efficiency of modern air compressors?

The energy efficiency of modern air compressors has significantly improved due to advancements in technology and design. Here’s an in-depth look at the energy efficiency features and factors that contribute to the efficiency of modern air compressors:

Variable Speed Drive (VSD) Technology:

Many modern air compressors utilize Variable Speed Drive (VSD) technology, also known as Variable Frequency Drive (VFD). This technology allows the compressor motor to adjust its speed according to the compressed air demand. By matching the motor speed to the required airflow, VSD compressors can avoid excessive energy consumption during periods of low demand, resulting in significant energy savings compared to fixed-speed compressors.

Air Leakage Reduction:

Air leakage is a common issue in compressed air systems and can lead to substantial energy waste. Modern air compressors often feature improved sealing and advanced control systems to minimize air leaks. By reducing air leakage, the compressor can maintain optimal pressure levels more efficiently, resulting in energy savings.

Efficient Motor Design:

The motor of an air compressor plays a crucial role in its energy efficiency. Modern compressors incorporate high-efficiency electric motors that meet or exceed established energy efficiency standards. These motors are designed to minimize energy losses and operate more efficiently, reducing overall power consumption.

Optimized Control Systems:

Advanced control systems are integrated into modern air compressors to optimize their performance and energy consumption. These control systems monitor various parameters, such as air pressure, temperature, and airflow, and adjust compressor operation accordingly. By precisely controlling the compressor’s output to match the demand, these systems ensure efficient and energy-saving operation.

Air Storage and Distribution:

Efficient air storage and distribution systems are essential for minimizing energy losses in compressed air systems. Modern air compressors often include properly sized and insulated air storage tanks and well-designed piping systems that reduce pressure drops and minimize heat transfer. These measures help to maintain a consistent and efficient supply of compressed air throughout the system, reducing energy waste.

Energy Management and Monitoring:

Some modern air compressors feature energy management and monitoring systems that provide real-time data on energy consumption and performance. These systems allow operators to identify energy inefficiencies, optimize compressor settings, and implement energy-saving practices.

It’s important to note that the energy efficiency of an air compressor also depends on factors such as the specific model, size, and application. Manufacturers often provide energy efficiency ratings or specifications for their compressors, which can help in comparing different models and selecting the most efficient option for a particular application.

Overall, modern air compressors incorporate various energy-saving technologies and design elements to enhance their efficiency. Investing in an energy-efficient air compressor not only reduces operational costs but also contributes to sustainability efforts by minimizing energy consumption and reducing carbon emissions.

air compressor

Can you explain the basics of air compressor terminology?

Understanding the basic terminology related to air compressors can help in better comprehension of their operation and discussions related to them. Here are some essential terms related to air compressors:

1. CFM (Cubic Feet per Minute): CFM is a unit of measurement that denotes the volumetric flow rate of compressed air. It indicates the amount of air a compressor can deliver within a minute and is a crucial factor in determining the compressor’s capacity.

2. PSI (Pounds per Square Inch): PSI is a unit of measurement used to quantify pressure. It represents the force exerted by the compressed air on a specific area. PSI is a vital specification for understanding the pressure capabilities of an air compressor and determining its suitability for various applications.

3. Duty Cycle: Duty cycle refers to the percentage of time an air compressor can operate in a given time period. It indicates the compressor’s ability to handle continuous operation without overheating or experiencing performance issues. For instance, a compressor with a 50% duty cycle can run for half the time in a given hour or cycle.

4. Horsepower (HP): Horsepower is a unit used to measure the power output of a compressor motor. It indicates the motor’s capacity to drive the compressor pump and is often used as a reference for comparing different compressor models.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air delivered by the compressor. It helps in stabilizing pressure fluctuations, allowing for a more consistent supply of compressed air during peak demand periods.

6. Single-Stage vs. Two-Stage: These terms refer to the number of compression stages in a reciprocating air compressor. In a single-stage compressor, air is compressed in a single stroke of the piston, while in a two-stage compressor, it undergoes initial compression in one stage and further compression in a second stage, resulting in higher pressures.

7. Oil-Free vs. Oil-Lubricated: These terms describe the lubrication method used in air compressors. Oil-free compressors have internal components that do not require oil lubrication, making them suitable for applications where oil contamination is a concern. Oil-lubricated compressors use oil for lubrication, enhancing durability and performance but requiring regular oil changes and maintenance.

8. Pressure Switch: A pressure switch is an electrical component that automatically starts and stops the compressor motor based on the pre-set pressure levels. It helps maintain the desired pressure range in the receiver tank and protects the compressor from over-pressurization.

9. Regulator: A regulator is a device used to control and adjust the output pressure of the compressed air. It allows users to set the desired pressure level for specific applications and ensures a consistent and safe supply of compressed air.

These are some of the fundamental terms associated with air compressors. Familiarizing yourself with these terms will aid in understanding and effectively communicating about air compressors and their functionality.

China factory 7.5kw 8/10bar Oil Free Popular Low Energy Consumption 500kg Good Price Air Compressor Vortex Oil Free Screw with Best Operation   air compressor for saleChina factory 7.5kw 8/10bar Oil Free Popular Low Energy Consumption 500kg Good Price Air Compressor Vortex Oil Free Screw with Best Operation   air compressor for sale
editor by CX 2023-10-09

China supplier Electric Silent Oil Free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw Screw Air Compressor 7bar-13bar Used Air Compressor lowes air compressor

Product Description

Products Details

Product Name Used Air compressor
Brand Sullair
Part No. 780VH

 

Hot Products

 

Company Profile

ZheJiang CHINAMFG Machine Co., Ltd has the largest agent’s qualification of CHINAMFG Asia Pte Ltd.
For more than 26 years, We have been provided professional compressed air energy-saving solution
for customers in China and abroad.
At the same time we have the spare parts warehouse of air compressors, like air filters, oil filters,
oil separator, lubricating oil, used air compressors, air end, motor etc.
World -famous brands such as Atlas Copco, CHINAMFG Rand air compressor accessories also available for us.


 

Certifications

 

Packaging & Shipping

 

FAQ

1.Why choose us?
We are Sullair’s Chinese factory distributor, our price is very advantageous. And most of our products are in stocks, so we can delivery very fast.

2. How long is our delivery time?
Generally, we can ship within 3 days. If the product needs to be customized or the order quantity is large, it will take about 20 days.

3. What kind of spare parts we provide for?
We supply air compressor, air storage tank, pipeline filter, air dryer, nitrogen sparator, oxygen separator, compressed air pipeline, etc.

4. How long is the warranty of our products?
Whether it is a new machine or a second-hand air compressor machine, our warranty is 1 year.

5. What kind of after-sales service do we have?
We support 24-hour online free technical guidance.
 

After-sales Service: Engineers Available to Service Machinery Overseas
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Customization:
Available

|

air compressor

Can Oil-Free Air Compressors Be Used for Breathing Air Applications?

Yes, oil-free air compressors can be used for breathing air applications, but it is crucial to ensure that the compressor and the associated equipment meet the required standards and regulations for breathing air quality and safety. Here’s a detailed explanation of using oil-free air compressors for breathing air applications:

1. Compressor Design and Certification:

When considering the use of oil-free air compressors for breathing air applications, it is essential to select compressors that are specifically designed and certified for such purposes. Dedicated oil-free compressors designed for breathing air applications typically incorporate additional features and safeguards to ensure the production of clean and safe compressed air. These compressors undergo rigorous testing and certification processes to meet the stringent standards and regulations for breathing air quality.

2. Air Treatment and Filtration:

In breathing air applications, the compressed air must undergo thorough treatment and filtration to remove contaminants and ensure its safety for breathing. Oil-free compressors are typically equipped with advanced filtration systems, including pre-filters, coalescing filters, activated carbon filters, and sometimes additional stages such as sterile filters or high-efficiency particulate air (HEPA) filters. These filtration stages work together to eliminate particulates, moisture, odors, oil vapors, and other potential contaminants from the compressed air, ensuring its suitability for breathing air applications.

3. Compliance with Breathing Air Standards:

Oil-free compressors used for breathing air applications must comply with specific standards and regulations that define the acceptable limits for contaminants in breathing air. International standards such as ISO 8573 and national regulations, such as the Occupational Safety and Health Administration (OSHA) standards in the United States, set guidelines for breathing air quality and specify the maximum allowable levels of contaminants, including oil content, particulate matter, and moisture. Compressors used for breathing air applications should meet or exceed these standards to ensure the safety and health of individuals who rely on the compressed air for breathing.

4. Regular Maintenance and Monitoring:

To ensure the ongoing safety and quality of the breathing air produced by oil-free compressors, regular maintenance and monitoring are essential. This includes routine inspections, filter replacements, and adherence to recommended maintenance schedules. Regular monitoring of air quality parameters, such as oil content, oxygen levels, and microbiological contamination, can help identify any potential issues and ensure that the compressor continues to produce clean and safe breathing air.

It’s important to note that not all oil-free compressors are suitable for breathing air applications. It is necessary to select compressors specifically designed and certified for this purpose, ensuring they meet the required standards and regulations. Additionally, the entire breathing air system, including air storage cylinders, distribution lines, and breathing apparatus, must also meet the necessary safety standards and undergo regular inspections and maintenance.

By following these guidelines and using appropriately designed and certified oil-free compressors, it is possible to generate clean and safe breathing air for various applications, such as medical facilities, diving operations, firefighting, and respiratory protection in industrial settings.

air compressor

Are There Regulations Governing the Use of Oil-Free Air Compressors?

Yes, there are regulations governing the use of oil-free air compressors. Here’s a detailed explanation of the regulations and standards that apply to the use of oil-free air compressors:

1. Industry-Specific Regulations:

Depending on the industry and application, there may be specific regulations that govern the use of oil-free air compressors. For example:

  • In the pharmaceutical industry, organizations such as the Food and Drug Administration (FDA) in the United States and the European Medicines Agency (EMA) in Europe have guidelines and regulations regarding the use of compressed air in pharmaceutical manufacturing processes. These guidelines often require the use of oil-free compressors to ensure the purity and integrity of the compressed air used in the production of drugs.
  • In the food and beverage industry, regulatory bodies such as the U.S. Food and Drug Administration (FDA) and the European Food Safety Authority (EFSA) have specific requirements for compressed air used in food and beverage processing. These regulations often mandate the use of oil-free compressors to prevent contamination of the final products.
  • In the electronics industry, standards such as ISO 8573-1 specify the maximum allowable levels of various contaminants in compressed air used for electronic component manufacturing. These standards often necessitate the use of oil-free compressors to ensure the cleanliness and quality of the compressed air.

2. Air Quality Standards:

There are various air quality standards and classifications that dictate the acceptable levels of contaminants in compressed air. These standards help ensure that compressed air meets specific purity requirements for different applications. Examples of air quality standards include ISO 8573, which defines the purity classes for different contaminants in compressed air, and the Compressed Air and Gas Institute (CAGI) standards. Oil-free compressors are commonly used to meet the stringent requirements of these air quality standards, particularly in applications where oil contamination is not permissible.

3. Environmental Regulations:

Environmental regulations may also impact the use of oil-free air compressors. Oil-lubricated compressors can pose environmental risks if not properly managed. The release of oil into the environment can lead to soil and water contamination. To mitigate these risks, regulatory bodies such as the Environmental Protection Agency (EPA) in the United States and similar agencies in other countries have regulations and guidelines in place to govern the use, handling, and disposal of lubricants and compressed air equipment. The use of oil-free compressors can help comply with these environmental regulations by eliminating the risk of oil contamination.

4. Occupational Health and Safety Regulations:

Occupational health and safety regulations may also apply to the use of oil-free air compressors. These regulations aim to protect workers from hazards associated with compressed air systems. They may cover aspects such as noise levels, vibration, electrical safety, and proper maintenance procedures. Compliance with these regulations helps ensure the safety and well-being of workers operating and maintaining the oil-free compressors and the associated compressed air systems.

It’s important to note that the specific regulations and standards governing the use of oil-free air compressors may vary depending on the country, industry, and application. It’s recommended to consult with regulatory authorities, industry associations, and relevant standards organizations to ensure compliance with the applicable regulations and standards in a particular context.

air compressor

How Do Oil-Free Air Compressors Compare to Oil-Lubricated Ones?

When comparing oil-free air compressors to oil-lubricated ones, several factors come into play, including performance, maintenance requirements, air quality, and application suitability. Here’s a detailed comparison between oil-free air compressors and oil-lubricated ones:

1. Oil Contamination:

Oil-lubricated compressors require oil for lubrication and cooling of internal components. However, there is a risk of oil carryover, where small amounts of oil can mix with the compressed air. This oil contamination can have adverse effects on downstream equipment, processes, and end products. In contrast, oil-free air compressors eliminate the risk of oil contamination as they operate without lubricating oil. This makes them suitable for applications that require clean and oil-free compressed air, such as in the food and beverage, pharmaceutical, and electronics industries.

2. Compressed Air Quality:

Oil-lubricated compressors may introduce oil aerosols, vapors, or particles into the compressed air stream. While filters and separators can help mitigate oil contamination, achieving completely oil-free compressed air may be challenging. In contrast, oil-free air compressors deliver clean and dry compressed air without any oil content. They are designed to meet strict air quality standards, such as ISO 8573-1 Class 0, ensuring the highest level of air purity. This makes them ideal for applications where air quality is critical, such as in pharmaceutical manufacturing, research laboratories, and electronics assembly.

3. Maintenance Requirements:

Oil-lubricated compressors require regular maintenance to ensure proper lubrication, filter replacement, and oil changes. The presence of oil also necessitates careful monitoring of oil levels and potential leaks. Maintenance tasks can be more involved and time-consuming compared to oil-free compressors. On the other hand, oil-free air compressors generally have lower maintenance requirements since they don’t require oil changes or oil-related maintenance. However, regular maintenance tasks such as filter replacements and general system checks are still necessary to maintain optimal performance and reliability.

4. Initial Cost and Energy Efficiency:

Oil-lubricated compressors typically have a lower initial cost compared to oil-free compressors. However, oil-free compressors can offer long-term cost savings due to reduced maintenance requirements and lower energy consumption. Oil-lubricated compressors use oil for lubrication, which adds to the energy consumption as the compressor needs to overcome the friction generated by the oil. In contrast, oil-free compressors eliminate the need for oil, resulting in higher energy efficiency and potential energy savings over the compressor’s lifespan.

5. Application Suitability:

The choice between oil-free and oil-lubricated compressors depends on the specific application requirements. Oil-lubricated compressors are often suitable for general industrial applications where compressed air quality is not critical, and oil carryover is acceptable. They are commonly used in manufacturing, construction, and automotive industries. On the other hand, oil-free compressors are essential for applications that demand clean and oil-free compressed air, such as in food processing, pharmaceutical production, electronics manufacturing, and critical research environments.

It’s important to consider the specific needs of the application, industry regulations, and the desired level of compressed air purity when choosing between oil-free and oil-lubricated compressors. Consulting with compressed air experts and considering factors such as air quality requirements, maintenance costs, and long-term energy efficiency can help determine the most suitable compressor type for a particular application.

China supplier Electric Silent Oil Free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw Screw Air Compressor 7bar-13bar Used Air Compressor   lowes air compressorChina supplier Electric Silent Oil Free 7.5kw 15kw 22kw 37kw 55kw 75kw 90kw 110kw 160kw 200kw 315kw Screw Air Compressor 7bar-13bar Used Air Compressor   lowes air compressor
editor by CX 2023-10-09

China manufacturer 7.5kw 10HP 8bar Power Portable Screw Type Air Compressor with Best Sales

Merchandise Description

Mounted Velocity SCREW AIR COMPRESSOR

* Large performance electricity-preserving

* Resilient and humanized filter components
 

* Independent analysis and growth of IP54 motor

FAQ:

Q1: Are you manufacturing unit or trade organization?
A1: We are manufacturing facility. And we have ourselves investing company.
  
Q2: How about the guarantee terms of your equipment?
A2: A single calendar year for the entire device and 2 years for screw air stop, other than consumble spare parts.
 
Q3: Could you offer some spare areas of the devices?
A3: Of course, we can offer.
 
This autumn: What about merchandise bundle?
A4: We will pack the items strictly with standard wooden carton.
 
Q5: Can you tailored the voltage of merchandise?
A5: Sure, the voltage can be custom-made according to your necessity. Like 380V/60HZ, 415V/50HZ, 220V/60HZ and so on.
 
Q6: Can you supply samples?
A6: Yes, we cam provide samples.
 
Q7: How prolonged will you get to prepare generation?
A7: Regular model within 7-15 days. Customized model within 25-30 days.

Q8: How about your buyer provider?
A8: 24 hours on-line provider obtainable. forty eight several hours issue solved assure.
 
Q9: Which payment time period can you accept?
A9: T/T 30% as deposit, and 70% before shipping. We are going to present you the photos of the products and packages before you pay out the balance.
 
Q10: Which trade time period can you settle for?
A10: Accessible trade conditions: FOB, CIF, CFR, EXW, CPT, etc.

 

Model
Power KW
Power HP
Air flow L/min
Pressure  bar
Drive Mode 
SA-10A
7.5
10
1.2/1.1/0.95/0.8
7/8/10/12
Direct
   SA-15A
11
15
1.65/1.5/1.3/1.1
7/8/10/12
Direct
SA-20A
15
20
2.5/2.3/2.1/1.72
7/8/10/12
Direct
SA-25A
18.5
25
3.2/3.0/2.7/2.4
7/8/10/12
Direct
SA-30A
22
30
3.8/3.6/3.2/2.7
7/8/10/12
Direct
SA-40A
30
40
5.3/5.0/4.5/4.0
7/8/10/12
Direct
SA-50A
37
50
6.8/6.2/5.6/5.0
7/8/10/12
Direct
SA-75A
55
75
10/9.6/8.5/7.6
7/8/10/12
Direct
SA-100A
75
100
13.4/12.6/11.2/10.0
7/8/10/12
Direct
SA-150A
110
150
21/19.8/17.4/14.8
7/8/10/12
Direct
SA-175A
132
175
24.5/23.2/20.5/17.4
7/8/10/12
Direct
Model
Power KW
Power HP
Air flow L/min
Pressure  bar
Drive Mode 
SA-10A
7.5
10
1.2/1.1/0.95/0.8
7/8/10/12
Direct
   SA-15A
11
15
1.65/1.5/1.3/1.1
7/8/10/12
Direct
SA-20A
15
20
2.5/2.3/2.1/1.72
7/8/10/12
Direct
SA-25A
18.5
25
3.2/3.0/2.7/2.4
7/8/10/12
Direct
SA-30A
22
30
3.8/3.6/3.2/2.7
7/8/10/12
Direct
SA-40A
30
40
5.3/5.0/4.5/4.0
7/8/10/12
Direct
SA-50A
37
50
6.8/6.2/5.6/5.0
7/8/10/12
Direct
SA-75A
55
75
10/9.6/8.5/7.6
7/8/10/12
Direct
SA-100A
75
100
13.4/12.6/11.2/10.0
7/8/10/12
Direct
SA-150A
110
150
21/19.8/17.4/14.8
7/8/10/12
Direct
SA-175A
132
175
24.5/23.2/20.5/17.4
7/8/10/12
Direct

Choose an Air Compressor for Your Business

There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
air-compressor

Positive displacement

Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are two different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
air-compressor

Single-stage

The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only one cylinder, which means one stroke is required to move air from one cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the one with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of ​​the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have one air intake, and two-stage air compressors have two air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
air-compressor

low noise

Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The two water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers two models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and two universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.

China Best Sales 30% CZPT Saving Low Noise Industrial VSD Single Rotary Screw Type Air Compressors Price Oil Free Direct Driven Air Compressor 7.5kw 15kw 22kw 37kw 55kw 75kw with Free Design Custom

Merchandise Description

Short introduction of manufacturing unit:
one. We have been engaged in r & D, production and revenue of air compressors for 19 years  
two. Our air compressor products through CE,SGS,ISO certification, with more than 20 creation patents  
three. Our items are exported to 132 countries and regions all around the world  
4. Our air compressor provides a 5-year warranty.  
If you have specific parameters and demands for our Rotary Screw Variety Air Compressor, customization is accessible
Hot – promoting screw air compressor listing

 

                         Guarantees Every Device Will Operate Properly More Than 15 Years 

Transient Introduction:
Air end: Germany Technology. thirty years designed life span.
Motor: 100% rare earth everlasting magnet motor. 
Inverter: Chinese No. 1 inverter can save thirty% power.
Guarantee: five years for the air finish, and 2 years for the entire compressor. 
Shipping and delivery time: seven-fifteen times. 
Right after-product sales support:we have our specialist after-sales technician to instruct the set up of the total screw air compressor.    
Certification: CE/ISO9001/ASME
We provide cost-free pipe and valves for installation and set up diagram

Advantages
1.New era of very effective imported host machine
2.Extremely productive everlasting magnetic motor
3.CZPT bearing
four.Highly successful magnetic metal of permanent magnetic motor
five.Clever microcomputer control method
6.Vitality-saving air inlet management system
7.Hugely productive cooling system
8.Very effective specialist filtering syste

1. CE
two. SGS
three. ISO9001 
four. twelve patents for screw compressor.

Re-manufacturing unit quality control method:
one.Set up inspection of the total air compressor: check and confirm the total equipment according to the procedure instructions and top quality handle specifications. Main inspection things:
A . Validate the nose and motor nameplates 
B . Check out regardless of whether there is oil leakage in the pipeline and oil circuit of the air compressor C . the air compressor device screw locking inspection..
two. Rotary screw sort air compressor manufacturing unit take a look at machine, heat motor: test whether or not the air compressor operation parameters meet the requirements of customers, which includes voltage, current, operating stress, exhaust volume, and so on.Air compressor manufacturing facility before 48 hrs of thermal examination, security confirmation.
three. 24 hours on the web after-revenue service, a single-to-1 online assistance set up, debugging, troubleshooting.

 

Use circumstance of rotary screw type air compressor
1. Rotary Screw variety air compressors are exported to 132 nations around the world and areas all over the globe
2. All indicators of screw air compressor are stable and the failure price is lower
3. Perfect following-sales support method, engineers on duty 24 hours a day to offer one particular-on-1 services to customers at the air compressor use web site.

Rotary Screw sort Air compressor packing method
one. Screw air compressor packaging is divided into 3 layers from inside to exterior:
1) The first layer of defense: spray paint on the surface of the equipment to defend the surface of the equipment. The fouling pull movie is wrapped all around the floor of the equipment to defend the surface area of the paint.
2) The 2nd layer of safety: anti-collision safety of the equipment. On the basis of lacquer security, anti-collision buffer cotton is utilized to safeguard the machine towards collision.
three) The third layer of security: the situation adopts the general packaging of the non-fumigation wooden circumstance to shield the machine in the course of transportation.

F.A.Q

Q1. Why do clients choose us?
Yunshun Electrical Equipment Co., Ltd. is a company specializing in screw air compressor for 18 years since 2001. Our
German Standard production line helps us get the affirmation from our agents as well as conclude-person customers.

Q2. Are you a manufacturer or trading company?
We are a professional manufacturer with big modern factory in HangZhou,China.
Both OEM & ODM service can be acknowledged.

Q3. What’s your delivery time?
Generally 7-ten days, if urgent order, we can set up, too.

This fall. How long is your air compressor warranty?
2 a long time for the whole machine and 5years for screw air end, other than consumable spare parts.

 Q5. How long could your air compressor be used for? 
At least 10 years.

Q6. What’s payment term?
T/T, L/C, Western Union, Credit Card, and and so on.

Q7. How about your customer service?
24 hrs on-line service for all our consumers.

Q8. How about your after-sales service?
1. Providing customers with installation on the internet guidelines.
2. Effectively-educated engineers accessible to overseas service.
three. PlHangZhou for oversea after-revenue supporting business.

 

Model Air Flow (m³/min) Motor Power Noise Outlet Diameter Dimension Weight
7bar 8bar 10bar 13bar kw dB inch W*D*H  (mm) kg
YP-10A 1.1  1.0  0.85  0.7  7.5 65 G1” 960*680*960 280
YP-15A 1.8  1.65  1.5  1.3  11 65 G1” 1050*830*1240 380
YP-20A 2.4  2.2  2.1  1.8  15 68 G1” 1050*830*1240 380
YP-25A 3.1  3.0  2.7  2.3  18.5 68 G1” 1200*830*1290 480
YP-30A 3.8  3.6  3.2  2.5  22 68 G1” 1200*830*1290 480
YP-40A 5.3  5.0  4.3  3.6  30 69 G11/2” 1300*1000*1540 710
YP-50A 6.6  6.2  5.7  4.6  37 69 G11/2” 1300*1000*1540 710
YP-60A 8.0  7.7  6.9  6.0  45 70 G11/2” 1500*1160*1700 990
YP-75A 10.5  9.8  8.7  7.3  55 70 G11/2” 1500*1160*1700 990
YP-100A 13.6  13.0  11.3  10.1  75 72 G2” 1700*1180*1800 1300
YP-125A 16.2  15.4  13.2  11.2  90 72 DN50 1850*1200*1900 1400
YP-150A 20.8  19.5  16.5  13.7  110 73 DN65 2250*1260*2055 1560

###

 Screw Air Compressor Main Configuration
Item Parts Brand
Air end Hanbell /BAOSI/GU Air End (Germany origin)
Intake Valve Red star(Chian)
Solenoid Valve CEME (Italy)
Temperature sensor Red star (China)
Pressure sensor Huba original (from Switzerland)
Motor Jiangtian Motor( China)
Coupling Germany KTR
Thermostat Valve Italy VMC
PLC MAM6080 MAM880 MAM860
10  Minimal Pressure Valve Red star(Chian)
11  Air filter element Germany MANN
12  Oil filter element Germany MANN
13  Oil separator element Germany MANN
14  Bearing Sweden SKF
Model Air Flow (m³/min) Motor Power Noise Outlet Diameter Dimension Weight
7bar 8bar 10bar 13bar kw dB inch W*D*H  (mm) kg
YP-10A 1.1  1.0  0.85  0.7  7.5 65 G1” 960*680*960 280
YP-15A 1.8  1.65  1.5  1.3  11 65 G1” 1050*830*1240 380
YP-20A 2.4  2.2  2.1  1.8  15 68 G1” 1050*830*1240 380
YP-25A 3.1  3.0  2.7  2.3  18.5 68 G1” 1200*830*1290 480
YP-30A 3.8  3.6  3.2  2.5  22 68 G1” 1200*830*1290 480
YP-40A 5.3  5.0  4.3  3.6  30 69 G11/2” 1300*1000*1540 710
YP-50A 6.6  6.2  5.7  4.6  37 69 G11/2” 1300*1000*1540 710
YP-60A 8.0  7.7  6.9  6.0  45 70 G11/2” 1500*1160*1700 990
YP-75A 10.5  9.8  8.7  7.3  55 70 G11/2” 1500*1160*1700 990
YP-100A 13.6  13.0  11.3  10.1  75 72 G2” 1700*1180*1800 1300
YP-125A 16.2  15.4  13.2  11.2  90 72 DN50 1850*1200*1900 1400
YP-150A 20.8  19.5  16.5  13.7  110 73 DN65 2250*1260*2055 1560

###

 Screw Air Compressor Main Configuration
Item Parts Brand
Air end Hanbell /BAOSI/GU Air End (Germany origin)
Intake Valve Red star(Chian)
Solenoid Valve CEME (Italy)
Temperature sensor Red star (China)
Pressure sensor Huba original (from Switzerland)
Motor Jiangtian Motor( China)
Coupling Germany KTR
Thermostat Valve Italy VMC
PLC MAM6080 MAM880 MAM860
10  Minimal Pressure Valve Red star(Chian)
11  Air filter element Germany MANN
12  Oil filter element Germany MANN
13  Oil separator element Germany MANN
14  Bearing Sweden SKF

How to Repair and Maintain an Air Compressor

A compressor is a device used to move air from one place to another. Air enters the air compressor through the intake valve. Inside the compressor, the vanes on the inner rotor rotate within an eccentric cavity. The self-adjusting length arm divides the space into multiple cavities of different sizes. As the rotor rotates, air fills the cavity. As air flows around the cavity, it builds pressure and is squeezed out of the compressor output.

Positive displacement

Positive displacement air compressors use reciprocating pistons to compress air. Gas is drawn in during the suction stroke and compressed by moving the piston in the opposite direction. It then discharges the compressed air by moving it in the opposite direction. This type of air compressor is most commonly found in automobiles, refrigerators, and other applications that require high pressure. However, it is not as efficient as a centrifugal compressor.
Most modern air compressors use positive displacement. Positive displacement models capture a volume of air in the compression chamber and distribute it when the pump is operating at maximum capacity. They are more economical than their negative displacement counterparts. Reciprocating screw air compressors are the most common positive displacement compressors. The reciprocating screw air compressor adopts a water jacket around the cylinder and is often used in processes such as oil drilling.
A bicycle pump is an example of positive displacement compression. Air is drawn into the cylinder and compressed by the moving piston. A piston compressor works on the same principle, but it uses a rotating crankshaft or connecting rod to complete the movement of the pistons. There are two types of positive displacement compressors: single-acting and double-acting. Both types work on the same principle, both are positive displacement compressors. The difference between the two types is the pressure ratio.
In air compression, positive displacement compression reduces the volume of the fluid and reduces its viscosity. This results in higher pressure ratios and is used in centrifugal, axial, and scroll compressors. Positive displacement is a common feature of most air compressors. Positive displacement compressors offer the same benefits and are more energy-efficient when applied to oil-free and gas applications. This type of compression is usually the best choice for low-pressure applications.
air-compressor

oil free

If you’re looking for an air compressor for your business, consider an oil-free air compressor. These models offer cleaner, quieter operation than traditional air compressors and require less maintenance. They also meet ISO Class 0 or Class 1 air purity requirements. Oil-free air compressors are also quieter, with fewer moving parts and less noise. These advantages make oil-free air compressors an ideal solution for many commercial applications.
Air purity is critical in many industries. Even the tiniest drop of oil can damage production equipment or damage products. The best way to find an oil-free air compressor for your business is to consider the process and end product. As air quality improves, more and more businesses are turning to oil-free compressors. Some of the advantages and disadvantages of these air compressors are:
When choosing an oil-free air compressor, it is important to understand the terminology used in the industry. Knowing these terms will make it easier for you to choose the right compressor for your needs. ACTFM, or actual cubic feet per minute, is an industry term for measuring the amount of air pumped in one minute under rated conditions. Although a simple number, it can be very useful in determining which type of air compressor is best for your application.
The ISO 8573-1 international standard defines air quality and provides air purity classifications. The strictest classification is air purity class 0. Many manufacturers claim that oil-free air compressors meet this standard. However, a class 0 oil-free air compressor does not necessarily mean that the air is free of contaminants. In fact, Class 0 is the benchmark for air purity. While zero air quality is the highest level, that doesn’t mean it’s completely oil-free.
air-compressor

double acting

A double-acting air compressor is a device that uses compressed air to generate electricity. Its working principle is based on piston and connecting rod. The connecting rod connects the crankshaft to the piston through pins and caps. The piston moves as the piston moves. Rods are usually made of forged carbon steel. In terms of service and maintenance, double-acting compressors require regular vise maintenance and proper cleaning.
The displacement of the compressor is a measure of the displacement that the piston can produce in a certain period of time. Displacement is usually expressed in actual cubic feet per minute. The exact calculation depends on the type of cylinder and the configuration of the compressor. Single-acting cylinders can have head-end or crank-end displacement, both of which can be measured using the displacement equation. A double-acting air compressor will use this equation. 4 and 6 calculate the displacement.
Double-acting air compressors have multiple cylinders and are made of cast iron. They are water-cooled and have a mechanical connection between the piston and connecting rod. A double-acting compressor compresses air twice per revolution of the motor. One cylinder moves up, while the other cylinder moves down. The piston moves down, allowing air to enter through valve #1. During the operation of the compressor, the temperature of the air and gas increases.
Double-acting air compressors typically have high pressure and are considered workhorses. Double-acting compressors also feature intercooling and double compression. As a result, these machines tend to last longer than single-acting compressors. Its low speed and dual compression make it a workhorse in the compressor industry. Double-acting air compressors are workhorses and versatile devices.
air-compressor

fuel tank pressure switch

You can adjust the pressure in the air compressor tank by adjusting the differential pressure. You can turn the mainspring clockwise or counterclockwise to increase or decrease the pressure. This valve will open when the pressure is low enough to start the compressor. If the pressure is too low, the valve should be closed. The cut-in and cut-out pressures should be set to appropriate values. After adjusting the tank pressure, check the hysteresis of the tank pressure switch and set the desired shutoff pressure.
If the pressure in the tank falls below the cut-in level, the tank pressure switch must be replaced. You can test the switch with a multimeter. Make sure the switch is not damaged. If you can’t find the switch, you can look at the other sections. If you find any damaged or missing parts, you should replace them. Otherwise, it may be time to check the tank pressure switch. You may need to disassemble the compressor and remove the switch.
The fuel tank pressure switch is an important part of the air compressor. It keeps you informed of the amount of air delivered by the compressor. If your tank or tank is damaged, your readings will be wrong. If the pressure switch is damaged, it will not function properly and result in incorrect readings. Fortunately, there are some easy ways to fix this. To prevent this from happening, keep the tank pressure switch in good condition.
When the air pressure in the tank drops to the cut-in pressure setting, the switch allows power to flow through it. This will start the motor and pump of the air compressor. Then, if the pressure in the tank rises above the cut-off level, the switch will trip and stop the compressor. This will prevent it from being over-pressurized. Power flow will continue to flow to the motor. Depending on your compressor model, you can change the cut-in and cut-out pressures as needed.

energy source

The power supply of the air compressor is very important. Most air compressors run on 12 VDC, which is ideal for automotive use. Alternatively, you can buy a switching power supply for around $20. No matter which power supply you choose, you must ensure that it can support the maximum current of the compressor. You can find power supplies in all sizes, from quarter-horsepower to five-horsepower.
The voltage required for a three-phase air compressor will vary. Three-phase air compressors require three separate power cords and a three-phase electrical service panel. This is because a standard 120/240-volt electrical service panel is not sufficient to power a three-phase compressor. Additionally, three-phase compressors require three separate isolated wires for the engine and motor circuits. Three-phase compressors do not require a neutral wire.