China supplier 10-60 cubic CHINAMFG Low Pressure Oil Free Screw Air Compressor best air compressor

Product Description

Industrial Silent/Mute Medical Dry Oil Free Oilless Direct Drive Rotary Double Screw Type Air Compressor Advantages

1.Clean air 100% oil-free, class 0 oil free air according to ISO8537-1  
 
2.Adopt GHH air end made in Germany
 
3.Technology patent used in oil free compressed air system
 
4.Significant energy saving, environmental-friendly and pollution-free
 
5.Low operation and maintenance cost
 
6.Powerful MAM microcomputer controller and touch screen
 
7.Designed especially for medical, pharmacy, instrument, coating, chemical industry and food processing, etc. 

DENAIR Dry Type Oil Free Screw Air Compressor In Hannover Messe 2017
 

DENAIR Class 0 Certification

Comparison between dry oil free compressor and lubricated screw air compressor

Dry Type Oil-free Air Compressor Technical Parameters

Model Maximum working pressure Capacity(FAD)* Installed
motor
power
Cooling Method Noise Level** Dimensions
(mm)
Weight Air  Outlet Pipe Diameter
50 Hz 60 Hz
bar(e) psig m³/min cfm m³/min cfm kW hp dB(A) L W H kG
DWW-55 7 102 9.35 330 8.06 285 55 75 Air Cooling W-water Cooling 74 2000 1200 1650 1900 G1-1/2″
8 116 9.17 324 8.04 284 55 75 74 2000 1200 1650 1900 G1-1/2″
10 145 8.11 286 7.05 249 55 75 74 2000 1200 1650 1900 G1-1/2″
DWW-55W 7 102 9.35 330 8.06 285 55 75 74 2000 1200 1650 1800 G1-1/2″
8 116 9.17 324 8.04 284 55 75 74 2000 1200 1650 1800 G1-1/2″
10 145 8.11 286 7.05 249 55 75 74 2000 1200 1650 1800 G1-1/2″
DWW-75 7 102 12.71 449 11.56 408 75 100 74 2000 1200 1650 2100 DN50
8 116 11.78 416 11.53 407 75 100 74 2000 1200 1650 2100 DN50
10 145 11.57 409 10.11 357 75 100 74 2000 1200 1650 2100 DN50
DWW-75W 7 102 12.71 449 11.56 408 75 100 74 2000 1200 1650 2000 DN50
8 116 11.78 416 11.53 407 75 100 74 2000 1200 1650 2000 DN50
10 145 11.57 409 10.11 357 75 100 74 2000 1200 1650 2000 DN50
DWW-90 7 102 14.6 515 13.61 480 90 120 76 2800 1800 1860 2800 DN50
8 116 14.32 506 13.47 476 90 120 76 2800 1800 1860 2800 DN50
10 145 13.55 478 12.5 441 90 120 76 2800 1800 1860 2800 DN50
DWW-90W 7 102 14.6 515 13.61 480 90 120 76 2800 1800 1860 2180 DN50
8 116 14.32 506 13.47 476 90 120 76 2800 1800 1860 2180 DN50
10 145 13.55 478 12.5 441 90 120 76 2800 1800 1860 2180 DN50
DWW-110 7 102 20.27 716 N/A*** N/A*** 110 150 78 2800 1800 1860 3200 DN65
8 116 19.03 672 N/A*** N/A*** 110 150 78 2800 1800 1860 3200 DN65
10 145 16.65 588 15.57 550 110 150 78 2800 1800 1860 3200 DN65
DWW-110W 7 102 20.27 716 N/A*** N/A*** 110 150 78 2800 1800 1860 3050 DN65
8 116 19.03 672 N/A*** N/A*** 110 150 78 2800 1800 1860 3050 DN65
10 145 16.65 588 15.57 550 110 150 78 2800 1800 1860 3050 DN65
DWW-132 7 102 23.94 845 20.09 709 132 175 78 2800 1800 1860 3340 DN65
8 116 22.47 793 19.87 702 132 175 78 2800 1800 1860 3340 DN65
10 145 20.19 713 N/A*** N/A*** 132 175 78 2800 1800 1860 3340 DN65
DWW-132W 7 102 23.94 845 20.48 723 132 175 78 2800 1800 1860 3170 DN65
8 116 22.47 793 20.26 715 132 175 78 2800 1800 1860 3170 DN65
10 145 20.19 713 19.82 700 132 175 78 2800 1800 1860 3170 DN65
DWW-160 7 102 27.26 962 25.47 899 160 215 78 2800 1800 1860 3700 DN65
8 116 25.86 913 25.17 889 160 215 78 2800 1800 1860 3700 DN65
10 145 23.87 843 23.18 819 160 215 78 2800 1800 1860 3700 DN65
DWW-160W 7 102 27.26 962 25.47 899 160 215 78 2800 1800 1860 3300 DN65
8 116 25.86 913 25.17 889 160 215 78 2800 1800 1860 3300 DN65
10 145 23.87 843 23.8 819 160 215 78 2800 1800 1860 3300 DN65
DWW-185 7 102 30.19 1066 28.88 1571 185 250 78 2800 1800 1860 3900 DN65
8 116 29.53 1043 28.3 999 185 250 78 2800 1800 1860 3900 DN65
10 145 27.2 960 27.17 960 185 250 78 2800 1800 1860 3900 DN65
DWW-185W 7 102 30.19 1066 28.88 1571 185 250 78 2800 1800 1860 3460 DN65
8 116 29.53 1043 28.3 999 185 250 78 2800 1800 1860 3460 DN65
10 145 27.2 960 27.17 960 185 250 78 2800 1800 1860 3460 DN65
DWW-200W 7 102 36.41 1286 31.14 1100 200 270 78 3100 2150 2200 4300 DN100
8 116 33.86 1196 30.52 1078 200 270 78 3100 2150 2200 4300 DN100
10 145 30.35 1071 28.82 1018 200 270 78 3100 2150 2200 4300 DN100
DWW-220W 7 102 38.99 1377 37.54 1325 220 300 78 3100 2150 2200 4500 DN100
8 116 37.93 1339 36.78 1299 220 300 78 3100 2150 2200 4500 DN100
10 145 33.79 1193 31.08 1097 220 300 78 3100 2150 2200 4500 DN100
DWW-250W 7 102 47.26 1669 41.53 1466 250 350 78 3100 2150 2200 4550 DN100
8 116 43.31 1529 40.69 1437 250 350 78 3100 2150 2200 4550 DN100
10 145 38.88 1373 37.43 1322 250 350 78 3100 2150 2200 4550 DN100
DWW-280W 7 102 51.04 1802 N/A*** N/A*** 280 375 80 3400 2400 2200 4800 DN100
8 116 47.24 1668 N/A*** N/A*** 280 375 80 3400 2400 2200 4800 DN100
10 145 43.26 1528 41.4 1462 280 375 80 3400 2400 2200 4800 DN100
DWW-315W 7 102 52.03 1837 N/A*** N/A*** 315 425 80 3400 2400 2200 5000 DN100
8 116 51.04 1802 N/A*** N/A*** 315 425 80 3400 2400 2200 5000 DN100
10 145 47.18 1666 N/A*** N/A*** 315 425 80 3400 2400 2200 5000 DN100

Low Pressure Dry Type Oil-free Air Compressor Technical Parameters

Model Maximum working pressure Capacity(FAD)* Installed
motor
power
Cooling Method Noise Level** Dimensions
(mm)
Weight Air
Outlet Pipe Diameter
50 Hz 60 Hz
bar(e) psig m³/min cfm m³/min cfm kW hp dB(A) L W H kG
DWL-55-2 2.5 37 15.33 541 14.4 508 55 75 Air Cooling W-water Cooling 69 2100 1500 1790 2500 DN100
DWL-55-3 3.5 51 12.78 451 10.85 383 55 75 69 2100 1500 1790 2500 DN100
DWL-75-2 2.5 37 19.92 703 19.85 701 75 100 69 2100 1500 1790 2650 DN100
DWL-75-3 3.5 51 16.3 575 15.86 560 75 100 69 2100 1500 1790 2650 DN100
DWL-90-2 2.5 37 26.07 921 26.28 928 90 120 72 2800 1800 1860 2750 DN100
DWL-90-3 3.5 51 19.54 690 18.3 646 90 120 72 2100 1500 1790 2750 DN100
DWL-110(W)-2 2.5 37 33.16 1171 29.82 1053 110 150 72 3100 2150 2200 3500 DN150
DWL-110(W)-3 3.5 51 25.6 904 23.9 884 110 150 72 2800 1800 1860 3000 DN150
DWL-132(W)-2 2.5 37 40.24 1421 36.99 1271 132 175 72 3100 2150 2200 3600 DN150
DWL-132(W)-3 3.5 51 27.23 961 29.43 1039 132 175 72 2800 1800 1860 3100 DN150
DWL-160(W)-2 2.5 37 49.42 1745 45.2 1596 160 215 76 3100 2150 2200 3900 DN150
DWL-160(W)-3 3.5 51 35.75 1262 35.12 1240 160 215 76 3100 2150 2200 3800 DN150
DWL-185(W)-2 2.5 37 56.02 1989 52.71 1861 185 250 79 3400 2400 2200 4100 DN150
DWL-185(W)-3 3.5 51 42.21 1490 40.28 1422 185 250 79 3400 2400 2200 4000 DN150

*) FAD in accordance with ISO 1217 : 2009, Annex C: Absolute intake pressure 1 bar (a), cooling and air intake temperature 20 °C
**) Noise level as per ISO 2151 and the basic standard ISO 9614-2, operation at maximum operating pressure and maximum speed; tolerance: ± 3 dB(A)
***) TBD-To Be Discussed
****) W-Water cooling

DENAIR Factory

Why Choose DENAIR ?
1.Original Germany AERZEN/DENAIR air end,larger air delivery,lower noise.

2. Oil free screw air compressor Pass CE, ISO9001 Quality Certification

3. One of 3 biggest air compressor manufacturer in China

4. Complete before-on-after sales service

5. Immediate reply or solution by email or call
6.Special oil gas separator with patents

7.High efficiency motor, up to 96%

FAQ

Q1: Are you factory or trade company?  
A1: We are factory.

Q2: What the exactly address of your factory? 
A2: No. 366, YangzhuangBang Street, Pingxing Rd., Xindai Town, HangZhou, ZHangZhoug Province, China

Q3: Warranty terms of your machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the machines? 
A4: Yes, of course.

Q5: How long will you take to arrange production? 
A5: 380V 50HZ we can delivery the goods within 10 days. Other electricity or other color we will delivery within 22 days

Q6: Can you accept OEM orders? 
A6: Yes, with professional design team, OEM orders are highly welcome

Lubrication Style: Oil-free
Cooling System: Air Cooling and Water Cooling
Power Source: AC Power
Cylinder Position: Vertical
Structure Type: Closed Type
Installation Type: Stationary Type
Customization:
Available

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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

What Industries Commonly Use Oil-Free Air Compressors?

Oil-free air compressors are utilized in various industries where clean and oil-free compressed air is essential for specific applications. These industries rely on oil-free compressors to ensure product quality, maintain equipment integrity, and meet industry regulations. Here’s a detailed explanation of the industries commonly using oil-free air compressors:

1. Food and Beverage:

The food and beverage industry extensively employs oil-free air compressors. These compressors are used in processes such as food packaging, filling, bottling, and product drying. Oil-free compressors prevent oil contamination, ensuring product quality, food safety, and compliance with industry regulations. They help maintain the freshness of food products, prevent flavor or odor contamination, and minimize the risk of product spoilage.

2. Pharmaceutical and Healthcare:

In the pharmaceutical and healthcare sectors, oil-free air compressors are vital for maintaining the purity and integrity of medical gases, powering respiratory devices, and supporting laboratory applications. Oil-free compressors deliver clean and uncontaminated compressed air for critical processes, such as ventilators, nebulizers, surgical instruments, dental tools, and laboratory testing. They ensure patient safety, regulatory compliance, and reliable operation in these sensitive environments.

3. Electronics and Semiconductor:

The electronics and semiconductor industries require oil-free air compressors for various applications. These compressors are used in cleanrooms and manufacturing processes where air quality is crucial to prevent contamination of sensitive electronic components. Oil-free compressors provide clean and dry compressed air for applications like chip manufacturing, circuit board assembly, and air knife systems. They help ensure the reliability and quality of electronic products while minimizing the risk of particle contamination.

4. Automotive and Aerospace:

In the automotive and aerospace industries, oil-free air compressors are utilized for painting, coating, and pneumatic tools. These compressors deliver clean, oil-free compressed air, ensuring high-quality finishes and preventing oil contamination that could affect adhesion or cause defects. Oil-free compressors play a critical role in maintaining the precision and reliability of pneumatic tools used in assembly lines, manufacturing processes, and aircraft maintenance.

5. Textile and Garment:

The textile and garment industries rely on oil-free air compressors for various applications, including powering pneumatic tools, air agitation in dyeing processes, and providing clean compressed air for textile manufacturing. Oil-free compressors prevent oil contamination that could stain or damage fabrics, ensuring product quality and minimizing the risk of production defects. They help maintain efficiency and reliability in textile production while meeting strict quality standards.

6. Chemical and Petrochemical:

The chemical and petrochemical industries utilize oil-free air compressors in critical processes where air purity is essential. These compressors are used in applications such as air sparging, pneumatic conveying, and instrument air supply. Oil-free compressors ensure that the compressed air does not introduce contaminants, ensuring the integrity of chemical reactions, preventing product contamination, and maintaining the safety of equipment and personnel.

7. Research and Laboratories:

Research facilities and laboratories across various industries rely on oil-free air compressors for a wide range of applications. These include air supply for analytical instruments, sample preparation, cell culture, and other research processes. Oil-free compressors provide clean and reliable compressed air, ensuring accurate test results, preventing contamination, and maintaining the integrity of samples and experiments.

It’s important to note that while these industries commonly use oil-free air compressors, the specific requirements may vary based on the application and industry standards. Selecting the appropriate oil-free compressor and adhering to recommended maintenance practices are crucial to achieve optimal performance and meet industry-specific needs.

China supplier 10-60 cubic CHINAMFG Low Pressure Oil Free Screw Air Compressor   best air compressorChina supplier 10-60 cubic CHINAMFG Low Pressure Oil Free Screw Air Compressor   best air compressor
editor by CX 2023-10-09

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