China Professional Silent Type Oil-Free Screw Air Compressor Used for Laser Industry with Free Design Custom

Product Description

Energy Saving Rotary Screw Air Compressor Advantages

1.CZPT Enhanced energy saving screw air compressor reached the super energy saving level
2.Energy Efficient Index 1(EEI 1) approved according to GB19153-2009, the energy consumption is 10%~15% lower than EEI 2.
3.CZPT air compressor design with 42 types of technology patent, real bigger air flow
4.State-of-the-art screw element, original Germany CZPT air end, ladvanced SAP profile design, superior Sweden CZPT element bearings
5.CZPT air compressdor dopts world-renowned components, such as Schneider electronics from
France, Mann filters from Germany, CZPT pressure sensor from
Denmark, etc. contribute to guarantee the compressor longer service life.
6.Smart touch screen design and 0 pressure drop design
7.Higher efficiency cooling system and electrical motor
8.Stainless steel pipes, reasonable inner design, ensure long service life without maintenance.

Technical Parameters Of Energy Saving Rotary Screw Air Compressor 

Model Maxinmum
Capacity(FAD)* Installed
driving mode& Dimensions
Weight Noise level** Air
outlet pipe diameter
50 HZ 60 HZ
bar(e) psig m³/min cfm m³/min cfm kw hp Cooling method L W H kg dB(A)
DA-55+ 7.5 109 11.05 390 11.76 415 55 75 Direct Driven
Air Cooling
2200 1400 1600 1600 69 G2″
8.5 123 10.82 382 11.45 404 55 75
10.5 152 10.61 375 9.89 349 55 75
13 189 10.5 371 9.66 341 55 75
DA-75+ 7.5 109 14.83 524 15.02 530 75 100 2200 1400 1600 1700 69 G2″
8.5 123 14.52 513 14.86 525 75 100
10.5 152 10.82 382 11.66 412 75 100
13 189 10.65 376 9.92 350 75 100
DA-90(W)+ 7.5 109 21 742 20.17 712 90 120 Direct
W-Water Cooling
2650 1800 1950 2500 72 DN80
8.5 123 20 706 19.78 698 90 120
10.5 152 17.3 611 18.9 667 90 120
13 189 14.5 512 16.32 576 90 120
DA-110(W)+ 7.5 109 24 847 23.31 823 110 150 2650 1800 1950 3500 75 DN80
8.5 123 23 812 23 812 110 150
10.5 152 19.7 696 20.16 712 110 150
13 189 17 600 16.63 587 110 150
DA-132(W)+ 7.5 109 30 1059 27.72 979 132 175 2650 1800 1950 3950 75 DN80
8.5 123 27 953 27.04 955 132 175
10.5 152 23 812 23.06 814 132 175
13 189 20 706 22.68 801 132 175
DA-160(W)+ 7.5 109 34 1201 32.99 1165 160 215 3000 1950 2050 5000 75 DN80
8.5 123 33 1165 32.34 1142 160 215
10.5 152 28 989 27.72 979 160 215
13 189 25 883 22.65 800 160 215
DA-185(W)+ 7.5 109 40.92 1445 41.05 1450 185 250 3000 1950 2050 5500 75 DN100
8.5 123 40.7 1437 10.96 1446 185 250
10.5 152 33.22 1173 33.1 1169 185 250
13 189 26.6 939 27.19 960 185 250
DA-200(W)+ 7.5 109 43 1518 43.26 1528 200 270 3500 2200 2300 6500 78 DN100
8.5 123 42 1483 42.33 1495 200 270
10.5 152 34 1201 33.74 1191 200 270
13 189 28 989 27.72 979 200 270
DA-220(W)+ 7.5 109 49 1730 52.05 1838 220 300 3500 2200 2300 6700 78 DN100
8.5 123 48 1695 51.95 1834 220 300
10.5 152 39 1377 40.53 1431 220 300
13 189 33.5 1183 33.4 1179 220 300
DA-250(W)+ 7.5 109 54 1907 57.35 2571 250 350 3500 2200 2300 6800 78 DN100
8.5 123 52 1836 56.01 1978 250 350
10.5 152 43 1518 46.78 1652 250 350
13 189 39 1377 40.13 1417 250 350
DA-280(W)+ 7.5 109 56.55 1997 61.57 2174 280 375 4300 2400 2350 7500 78 DN125
8.5 123 55.48 1959 60.39 2131 280 375
10.5 152 47.66 1683 50.89 1797 280 375
13 189 41.99 1483 46.31 1635 280 375
DA-315(W)+ 7.5 109 63.91 2257 67.86 2396 315 425 4300 2400 2350 7800 80 DN125
8.5 123 62.7 2214 66.57 2351 315 425
10.5 152 50.99 1977 57.19 2019 315 425
13 189 42.41 1497 49.91 1762 315 425
DA-355(W)+ 7.5 109 74.11 2617 75.64 2671 355 475 4300 2400 2350 8500 80 DN125
8.5 123 73.4 2592 74.05 2615 355 475
10.5 152 63.28 2234 67.18 2372 355 475
13 189 47.66 1683 50.89 1797 355 475

*) 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)
***) EEI 1- Energy Effiency Index 1, which refers to enhanced energy saving series

DENAIR Factory & Product Lines

DENAIR Air Compressor In Hannover Messe 2017

We carefully selected for you the classic case

Enhanced Energy Saving Air Compressor in Oman

Project Name: Sandblasting in Muscat, Oman.

Product Name: 75KW 100HP Enhanced Energy Saving screw air compressor EEI 1 (Energy Efficiency Index 1) with air dryer, air receiver tank and air filters.

Model No. & Qty: DA-75+ x 1.

Working Time: From June, 2016 till now

Event: In June, 2015, 1 set of DENAIR enhanced energy saving air compressor system was installed in Muscat Oman. This is the first project finished by DENAIR distributor in Oman. Our partner Mr. Hari shared the photos at working site to us as a good starting. That means more and more CZPT energy saving solutions will contribute to the industries in Oman in the near future. DENAIR air compressor factory and air compressor distributor will try the best to provide top quality products, cost effective solution and excellent service for local users in Oman. In order to ensure the most professional service, the distributor plans to send 2 service engineers to DENAIR factory in ZheJiang for training and learnin. We will update the news at that time.


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 air compressor machine? 
A3: Two years warranty for the machine and technical support according to your needs.

Q4: Will you provide some spare parts of the air compressor? 
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.

what to see in an air compressor

If you need to buy an air compressor, you should know what to look for. The types of air compressors on the market are classified according to their CFM rating, safety devices, and pumps. There are several differences between lubricated and oil-free air compressors that you should know before buying. To better understand the difference between these types of air compressors, read on. This article will guide you through these differences.


If you are looking for a quality air compressor, you have come to the right place. A good air compressor pump will provide high pressure for anything from tires to boats and more. There are hundreds of different models to choose from, and the great thing about buying 1 from a Chinese manufacturer is that they have so many options. More importantly, Chinese manufacturers can customize air equipment such as air compressors at low prices.
A good quality air pump won’t break easily, but you’ll be able to use it for years. Choosing a high-quality pump will help you avoid many hassles on the road, such as unplanned downtime and installation costs. Plus, a pump from the same manufacturer as your air compressor is your best bet to ensure optimum performance. Listed below are some tips for finding a quality pump for your air compressor.
The air compressor is an important but unremarkable invention. Without them, our lives would be completely different. Without a pump, we can’t get hot water from central heating, nor can we get heat from the refrigerator. We can’t inflate bicycle tires, and we can’t refuel cars. Pumps are vital to all kinds of machines. So why is it important to choose the right product? The answer may surprise you.
Different types of pumps are used for different applications. Positive displacement pumps move a fixed volume of fluid and direct it to a drain. This design ensures constant flow at a constant speed regardless of discharge pressure. Centrifugal pumps work differently. The impeller accelerates the fluid, converting the input energy into kinetic energy. This type of pump is most commonly used in mines, air conditioning, industrial plants, and flood control.

safety equipment

There are several safety features you should check when using an air compressor. First, check the connection of the air filter to the air. If they come loose, parts may separate and cause injury. Another important safety feature is the shut-off valve. When working near compressed air, the shut-off valve should be within easy reach and visibility. Moving parts and other equipment must be protected with protective covers. Check safety valve and replace damaged parts.
Rupture discs are copper discs located on the air cooler. When the air pressure exceeds a certain limit, it bursts. Fusible plugs contain materials that melt at high temperatures. The compressor should have a lubricating oil pressure alarm and cut off the trip signal. If these 2 safety devices fail, the compressor should be stopped immediately. The rupture disc should be inspected at least weekly to ensure it does not rupture under pressure.
If the pressure level is too high, and overcurrent protection device cuts power to the motor. It also automatically shuts off the compressor when the hose ruptures or the air volume exceeds a preset level. The device should be installed on the air compressor to prevent accidents. Its job is to protect the operator from harm. If employees do not follow these safety measures, they may cause equipment damage.
To ensure safety when operating the air compressor, safety glasses and gloves should be worn. Pressurized air can cause eye injury, and crash goggles can provide a barrier to prevent this. Additionally, the self-retracting cord prevents trip hazards and reinforces excess cord. You should also keep your hands and body away from the air nozzle. This will prevent you from being sprayed with compressed air.

CFM Rating

An air compressor’s PSI and CFM ratings indicate the pressure and volume it can deliver. PSI stands for pounds per square inch and measures the force and pressure contained in 1 square inch of air. These 2 indicators are equally important when choosing an air compressor. If you need a lot of compressed air for a specific application, you will need a higher psi compressor. Likewise, if you are using compressed air in a smaller application, a low cfm compressor will not provide enough power to meet your needs.
When comparing different air compressors, be sure to pay close attention to horsepower and CFM ratings. While compressor power is essential for some tasks, it is not the most important aspect. The CFM rating of an air compressor will determine how big a project it can handle and how long it takes to charge. Make sure you understand the CFM and PSI ratings of your future compressors, as not knowing these important statistics can frustrate you and drive up costs.
In general, it is best to choose an air compressor with a CFM rating higher than the size of the air tool. This will ensure that the air compressor has enough pressure to work multiple tools efficiently at the same time. While smaller CFM ratings may be sufficient for smaller projects, larger tools such as drills require a lot of air. Therefore, the higher the CFM, the larger and more powerful the tool.
Once you understand the CFM of an air compressor, you can start looking for the right tool. You can check the CFM rating of your air compressor online by commenting below. If you’re not sure about the size of your air tool, you can always buy a second air compressor. This is a great way to double the CFM of your air compressor! You’ll have more air to do more work, and your compressor will last longer.

Lack of oil and lubrication

Oil-free air compressors have a smaller footprint and require less maintenance than oil-lubricated air compressors. Although oil-lubricated air compressors are more expensive and heavier than oil-free air compressors, they are also ideal for stationary use. The benefits of oil-free air compressors include greater durability and lower maintenance costs. The advantages and disadvantages of each type are discussed below.
Oil-free air compressors are generally quieter than oil-lubricated air compressors. However, you may still experience some noise while using it. To avoid this, you should choose a quiet intake compressor. However, if you work next to a noisy compressor, you should buy a muffler, an aftermarket filter that reduces compressor noise.
If you want to use the air compressor for a long time, the oil-free model is not the right choice. Its Teflon coating wears off over time, especially at extreme temperatures. Additionally, oil-free air compressors have a large number of moving parts that require regular maintenance, while oil-filled air compressors are great for those who don’t want to invest in extra parts.
Another major difference between oil-free and oil-lubricated air compressors is lubrication. Oil-lubricated air compressors require regular lubrication whereas oil-free air compressors are pre-lubricated. They have fewer parts and are cheaper. Oil-free air compressors are lighter than oil-lubricated air compressors. In addition to being more affordable, oil-free air compressors are more powerful and durable.
While oil-filled air compressors are more efficient and durable, they generate a lot of heat. However, they are also more expensive and require regular oil changes. Furthermore, they are difficult to transport. They also need to be permanently installed. These air compressors are also not portable and require a fixed location. So, consider your needs before deciding which type is best for you. When you’re choosing an air compressor for your business, be sure to shop around.

noise level

If you are wondering what the noise level of an air compressor is, the answer depends on your specific equipment and working environment conditions. Typically, air compressors produce 40 to 90 decibels of noise. Although the lower the decibel level, the quieter the compressor will be. Larger, more powerful air compressors produce higher noise levels than their little brothers. But no matter how big the air compressors are, it’s a good idea to wear hearing protection while working around them.
When purchasing a new air compressor, the noise level of the air compressor should be considered. While this may seem like a small problem, there are actually a lot of variations on these noisy machines. The most common type of air compressor is the reciprocating piston pump. This model uses pistons similar to an engine to rotate inside a chamber. The piston moves quickly and traps air proportional to its size. Single-piston air compressors are generally noisier than twin-piston models, also known as twin cylinders.
But even if you have the proper equipment to protect your hearing, it’s still important to know the noise level of an air compressor. Even if the noise is not immediately dangerous, it can still cause temporary or permanent hearing loss. This condition is called noise-induced hearing loss, and an air compressor with a sound level of 80 or higher can cause permanent hearing damage. You can avoid potential damage to your hearing and prevent accidents by simply paying attention to the noise level of your air compressor.
Air compressors are inherently noisy, but if you take steps to reduce their noise levels, you can minimize disruption to neighbors and co-workers. For example, installing a sound enclosure in your work area can prevent your air compressor from making as much noise as before. Depending on your workspace, you can also try installing a long air hose, which will reduce sound levels by up to 25%.
China Professional Silent Type Oil-Free Screw Air Compressor Used for Laser Industry     with Free Design CustomChina Professional Silent Type Oil-Free Screw Air Compressor Used for Laser Industry     with Free Design Custom

Laser compressor

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