Tag Archives: air compressor 7bar

China Hot selling 2019 Hot Sale Oil Less Screw Air Compressor German Technology Direct Driven 7bar to 12bar Rotary Industrial with High Performance air compressor price

Product Description


Motor Power(KW) 7.5 11 15 22 37 45
1.2/0.7 1.71/0.7 2.3/0.7 3.8/0.7 6.4/0.7 8.5/0.7
1.1/0.8 1.65/0.8 2.25/0.8 3.6/0.8 6.2/0.8 8.0/0.8
0.9/1.0 1.32/1.0 1.8/1.0 3.0/1.0 5.6/1.0 7.5/1.0
0.8/1.2 1.1/1.2 1.6/1.2 2.6/1.2 5.0/1.2 7.0/1.2
LubricLGPMing oil(L) 12 16 16 22 26 26
Noise db(A) 60-70±2 60-70±2 60-70±2 60-70±2 60-70±2 60-70±2
Length(mm) 780 1050 1050 1300 1470 1460
Width(mm) 600 700 700 850 1000 1000
Height(mm) 1571 1150 1150 1100 1380 1380
Weight(Kg) 215 335 335 465 630 825
Motor Power(KW) 55 75 90 110 132 160
10.5/0.7 13.2/0.7 16.2/0.7 21.0/0.7 24.6/0.7 31.0/0.7
10.0/0.8 13.0/0.8 15.8/0.8 20.0/0.8 23.0/0.8 30.0/0.8
8.5/1.0 10.9/1.0 14.0/1.0 18.0/1.0 21.0/1.0 26.0/1.0
7.6/1.2 9.8/1.2 12.8/1.2 16.0/1.2 18.8/1.2 22.0/1.2
LubricLGPMing oil(L) 54 54 72 90 90 90
Noise db(A) 70-76±2 70-76±2 70-76±2 70-76±2 70-76±2 70-76±2
Length(mm) 1900 1900 1900 2571 2571 2360
Width(mm) 1250 1250 1250 1590 1590 1610
Height(mm) 1600 1600 1600 1810 1810 1860
Weight(Kg) 1130 1230 1325 1520 1710 185

ZheJiang Compressor Import & Export Co.,Ltd. is located in the logistics capital of China, 1 of the important
birthplaces of Chinese civilization-HangZhou, ZheJiang Province.
With professinal manufacturing experience and first -class comprehensive scientific and technological strength of the talent team, as the energy-saving compressor system leader and remowed in the industry.
We specializes in R & D and sales of power frequency ,permanent magnet frequency conversion ,two -stage compressor permanent magnet frequency conversion ,low -voltage and mobile screw air compressor . With a deep industry background , one step ahead ambition .
With the professional enthusiasm for screw air compressor , team innovation , to meat the challenges of enterprise’s
own determination and the rigorous attitude of excellence,products are strictly in accordance with IOS 9001 international quality procedures,to provide customers with energy -saving and reliable products .
We warmly welcomes people from all around the world to visit the company to guide the establishment of a wide range of business contacts and cooperation .
Choosing ZheJiang Compressor Import & Export Co.,Ltd.is to choose quality and service ,choose culture and taste ,choose a permanent and trustworthy partner !



Q1: Are you factory or trade company?
A1: We are factory. Please check Our Company Profile.

Q2: What the exactly address of your factory?
A2: Xihu (West Lake) Dis. Innovation Park, Zaoyuan Town, HangZhou, ZheJiang , China

Q3: Warranty terms of your machine?
A3: 18 months warranty for the machine,technical support according to your needs.

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

Q5: How long will you take to arrange production?
A5: Deliver standard goods within 30days, Other customized goods is TBD.

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


Lubrication Style: Oil-less
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Structure Type: Closed Type
Installation Type: Stationary Type


air compressor

What are the advantages of using an air compressor in construction?

Using an air compressor in construction offers numerous advantages that contribute to increased efficiency, productivity, and versatility. Here are some key benefits of using air compressors in construction:

  • Powering Pneumatic Tools: Air compressors are commonly used to power a wide range of pneumatic tools on construction sites. Tools such as jackhammers, nail guns, impact wrenches, drills, and sanders can be operated using compressed air. Pneumatic tools are often preferred due to their lightweight, compact design and ability to deliver high torque or impact force.
  • Efficient Operation: Air compressors provide a continuous and reliable source of power for pneumatic tools, allowing for uninterrupted operation without the need for frequent battery changes or recharging. This helps to maintain a smooth workflow and reduces downtime.
  • Portability: Many construction air compressors are designed to be portable, featuring wheels or handles for easy maneuverability on job sites. Portable air compressors can be transported to different areas of the construction site as needed, providing power wherever it is required.
  • Versatility: Air compressors are versatile tools that can be used for various applications in construction. Apart from powering pneumatic tools, they can also be utilized for tasks such as inflating tires, cleaning debris, operating air-operated pumps, and powering air horns.
  • Increased Productivity: The efficient operation and power output of air compressors enable construction workers to complete tasks more quickly and effectively. Pneumatic tools powered by air compressors often offer higher performance and faster operation compared to their electric or manual counterparts.
  • Cost Savings: Air compressors can contribute to cost savings in construction projects. Pneumatic tools powered by air compressors are generally more durable and have longer lifespans compared to electric tools. Additionally, since air compressors use compressed air as their power source, they do not require the purchase or disposal of batteries or fuel, reducing ongoing operational expenses.
  • Reduced Electrocution Risk: Construction sites can be hazardous environments, with the risk of electrocution from electrical tools or equipment. By utilizing air compressors and pneumatic tools, the reliance on electrical power is minimized, reducing the risk of electrocution accidents.

It is important to select the appropriate air compressor for construction applications based on factors such as required air pressure, volume, portability, and durability. Regular maintenance, including proper lubrication and cleaning, is crucial to ensure the optimal performance and longevity of air compressors in construction settings.

In summary, the advantages of using air compressors in construction include powering pneumatic tools, efficient operation, portability, versatility, increased productivity, cost savings, and reduced electrocution risk, making them valuable assets on construction sites.

air compressor

How do you maintain proper air quality in compressed air systems?

Maintaining proper air quality in compressed air systems is essential to ensure the reliability and performance of pneumatic equipment and the safety of downstream processes. Here are some key steps to maintain air quality:

1. Air Filtration:

Install appropriate air filters in the compressed air system to remove contaminants such as dust, dirt, oil, and water. Filters are typically placed at various points in the system, including the compressor intake, aftercoolers, and before point-of-use applications. Regularly inspect and replace filters to ensure their effectiveness.

2. Moisture Control:

Excessive moisture in compressed air can cause corrosion, equipment malfunction, and compromised product quality. Use moisture separators or dryers to remove moisture from the compressed air. Refrigerated dryers, desiccant dryers, or membrane dryers are commonly employed to achieve the desired level of dryness.

3. Oil Removal:

If the compressed air system utilizes oil-lubricated compressors, it is essential to incorporate proper oil removal mechanisms. This can include coalescing filters or adsorption filters to remove oil aerosols and vapors from the air. Oil-free compressors eliminate the need for oil removal.

4. Regular Maintenance:

Perform routine maintenance on the compressed air system, including inspections, cleaning, and servicing of equipment. This helps identify and address any potential issues that may affect air quality, such as leaks, clogged filters, or malfunctioning dryers.

5. Air Receiver Tank Maintenance:

Regularly drain and clean the air receiver tank to remove accumulated contaminants, including water and debris. Proper maintenance of the tank helps prevent contamination from being introduced into the compressed air system.

6. Air Quality Testing:

Periodically test the quality of the compressed air using appropriate instruments and methods. This can include measuring particle concentration, oil content, dew point, and microbial contamination. Air quality testing provides valuable information about the effectiveness of the filtration and drying processes and helps ensure compliance with industry standards.

7. Education and Training:

Educate personnel working with compressed air systems about the importance of air quality and the proper procedures for maintaining it. Provide training on the use and maintenance of filtration and drying equipment, as well as awareness of potential contaminants and their impact on downstream processes.

8. Documentation and Record-Keeping:

Maintain accurate records of maintenance activities, including filter replacements, drying system performance, and air quality test results. Documentation helps track the system’s performance over time and provides a reference for troubleshooting or compliance purposes.

By implementing these practices, compressed air systems can maintain proper air quality, minimize equipment damage, and ensure the integrity of processes that rely on compressed air.

air compressor

How does an air compressor work?

An air compressor works by using mechanical energy to compress and pressurize air, which is then stored and used for various applications. Here’s a detailed explanation of how an air compressor operates:

1. Air Intake: The air compressor draws in ambient air through an intake valve or filter. The air may pass through a series of filters to remove contaminants such as dust, dirt, and moisture, ensuring the compressed air is clean and suitable for its intended use.

2. Compression: The intake air enters a compression chamber, typically consisting of one or more pistons or a rotating screw mechanism. As the piston moves or the screw rotates, the volume of the compression chamber decreases, causing the air to be compressed. This compression process increases the pressure and reduces the volume of the air.

3. Pressure Build-Up: The compressed air is discharged into a storage tank or receiver where it is held at a high pressure. The tank allows the compressed air to be stored for later use and helps to maintain a consistent supply of compressed air, even during periods of high demand.

4. Pressure Regulation: Air compressors often have a pressure regulator that controls the output pressure of the compressed air. This allows the user to adjust the pressure according to the requirements of the specific application. The pressure regulator ensures that the compressed air is delivered at the desired pressure level.

5. Release and Use: When compressed air is needed, it is released from the storage tank or receiver through an outlet valve or connection. The compressed air can then be directed to the desired application, such as pneumatic tools, air-operated machinery, or other pneumatic systems.

6. Continued Operation: The air compressor continues to operate as long as there is a demand for compressed air. When the pressure in the storage tank drops below a certain level, the compressor automatically starts again to replenish the compressed air supply.

Additionally, air compressors may include various components such as pressure gauges, safety valves, lubrication systems, and cooling mechanisms to ensure efficient and reliable operation.

In summary, an air compressor works by drawing in air, compressing it to increase its pressure, storing the compressed air, regulating the output pressure, and releasing it for use in various applications. This process allows for the generation of a continuous supply of compressed air for a wide range of industrial, commercial, and personal uses.

China Hot selling 2019 Hot Sale Oil Less Screw Air Compressor German Technology Direct Driven 7bar to 12bar Rotary Industrial with High Performance   air compressor priceChina Hot selling 2019 Hot Sale Oil Less Screw Air Compressor German Technology Direct Driven 7bar to 12bar Rotary Industrial with High Performance   air compressor price
editor by CX 2023-10-10

China high quality Good Service Lubricated Water Cooling Air Compressor 7bar Heavy Duty Air 75cfm Compressor Ds75s7f supplier

Product Description

Model  DS75S7F
Compressor Air
m3/min 2.2
cu.ft/min  75
Discharge pressure bar 7
psig 101.5
Lubricating Oil capacity L 20
Manufacture&Model 2V08E
Displacement(L) 0.794
Rotation speed(Rmp) Operating 3600
Idle speed(r/min) 2200
Rated power(KW)


Lubricating Oil capacity(L) 2.5



Standard Configuration

. Suction valve                                    Lubricating oil filter                           Oil thermostatic valve                                             50°C radiator
 Solenoid valve                                Vertical air/oil tank                                Pressure regular valve                              Air/oil separator                     
  Lubricating oil radiator       Safety valve                                                   Emergency stop button                                 Air filter of engine
 Minimum pressure valve       Lockable battery isolator switch                                                                                                                                                                 
 Air filter of compressor        Vent valve                                                       Powder coated canopy                                           Shuttle valve    
 24V sealed for life maintenance free battery                                Fuel tank for 8 hours running


General Features


Application areas


Field Application Nominal Working Pressure(bar) Free Air Delivery Range(m3/min)
General Construction
(building sites, road maintenance, bridges, tunnels, concrete pumping and shotcreting)
Hand-held pneumatic breakers 7~14 5~13
Jack hammers
Air guns
Shotcrete equipment
Pneumatic wrenches
Nut runners
Ground Engineering Drilling 
(basement and foundation excavation for apartment blocks and other buildings)
Pneumatic rock drills 7~17 12~28
Block cutters
Dewatering pumps.
Hand-held pneumatic breakers
Utility, CZPT Blasting
(shipyards, steel construction and large renovation jobs)
(remove rust, scale, paint)
7~10 10~22
Blast Hole Drilling
(aggregate production for construction stabilization, cement production in limestone quarries and open pit mining)
Rock drills 14~21 12~29
Dewatering pumps
Hand-held breakers
High Pressure Drilling
(drilling for water wells and foundations for high-rise buildings, along with geotechnical/geothermal applications)
Water well drilling 20~35 18~40
 DTH drilling
Rotary drilling

Selection table

Small Series
Small Series FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS55S-7 1,55 55  7 101,5  D902 2925 1650 1200 1200 600
MDS80S-7 2,24 80  7 101,5 D1005 2925 1650 1200 1200 630
MDS100S-7 2,8 100  7 101,5 V1505 2925 1650 1200 1200 640
MDS125S-7 3,5 125  7 101,5 V1505 3065 1800 1500 1350 810
MDS130S-8 3,7 132  8 116 JE493 3065 1800 1500 1350 810
MDS185S-7 5,18 185  7 101,5 JE493 3200 1900 1740 1660 950
MDS185S-10 5,18 185  10 145 JE493 3050 1900 1740 1660 950
Middle Series  (Low&Medium pressure)
Middle Series  (Low&Medium pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS265S-7 7,42 265  7 101,5 JE493 3629 2200 1700 1470 1200
MDS300S-14 8,4 300  14 203 4BTA3.9 3850 2600 1810 2378 1800
MDS350S-10 9,9 354  10 145 4BT3.9 3850 2600 1810 2378 1800
MDS390S-7 11 393  7 101,5 4BTA3.9 3850 2600 1810 2378 1800
MDS390S-13 11 393  13 188,5 QSB4.5 3850 3100 1810 2378 1980
MDS429S-7 12 429  7 101,5 4BTA3.9 3850 2600 1810 2378 1800
MDS429S-14 12 429  14 203 QSB4.5 3850 3100 1810 2378 1980
MDS500S-14 14,1 504  14 203 6BTAA5.9 4550 3600 1810 2378 3100
MDS690S-14 19,3 689  14 203 QSB6.7 4950 3300 2170 2620 3500
MDS720S-10 20,2 721  10 145 QSB6.7 4950 3300 2170 2620 3500
MDS750S-12 21 750  12 174 QSB6.7 4950 3300 2170 2620 3500
MDS786S-10.3 22 786  10,3 149,35 QSB6.7 4950 3300 2170 2620 3500
MDS820S-14 23 821  14 203 6LTAA8.9 5300 4200 2170 2630 5200
MDS850S-8.6 24 857  8,6 124,7 6CTAA8.3 5300 4200 2170 2630 4600
MDS900S-7.1 25,3 904  7,1 102,95 6CTA8.3 5300 4200 2170 2630 4600
Middle Series (Medium&High pressure)
Middle Series (Medium&High pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS460S-17 13 464  17 246,5 6BTAA5.9 4600 3500 1800 2230 3500
MDS620S-17 17,4 621  17 246,5 6LTAA8.9 5300 4200 2170 2630 5200
MDS650S-19 18,2 650  19 275,5 QSL8.9 5300 4200 2170 2630 5200
MDS690S-20.4 19,4 693  20,4 295,8 6LTAA8.9 5300 4200 2170 2630 5200
MDS770S-21 21,6 771  21 304,5 6LTAA8.9 5300 4200 2100 2630 5280
MDS830S-18 23,2 830  18 261 6LTAA8.9 5300 4200 2100 2630 5280
MDS820S-25 23 821  25 362,5 QSM11 5300 4200 2100 2630 5600
MDS860S-20.4/17.3 24,2 864  20,4 295,8 QSL8.9 5300 4200 2100 2630 5280
24,2 864  17,3 250,85
MDS875S-23 24,5 875  23 333,5 QSM11 5300 4200 2100 2630 5600
Large Series    (Low&Medium pressure)
Large Series    (Low&Medium pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS900S-14.2/10.5 25,1 896  14,2 205,9 6LTAA8.9 5300 4200 2100 2630 5280
25,2 900  10,5 152,25
MDS910S-14 25,6 914  14 203 6LTAA8.9 5300 4200 2100 2630 5280
MDS970S-10 27,2 971  10 145 QSL8.9 5300 4200 2100 2630 5280
MDS1011S-8.6 28,3 1011  8,6 124,7 QSL8.9 5300 4200 2100 2630 5280
MDS1054S-12 29,5 1054  12 174 QSL8.9 5300 4200 2100 2630 5280
MDS1250S-8.6 35 1250  8,6 124,7 QSL8.9 5300 4200 2100 2630 5280
MDS1400S-13 40 1400 13 188,5 QSZ13 6200 4700 2100 2630 5800
MDS1600S-10.3 45 1600 10,3 149,35 QSZ13 6200 4700 2100 2630 5800
MDS1785S-13 50 1785 13 188,5 QSZ13 6200 4700 2100 2630 5800
MDS2140S-10 60 2142 10 145 QSZ14 7400 5400 2230 2630 8400
Large Series    (Medium&High pressure)
Large Series    (Medium&High pressure) FAD Pressure Engine model Dimensional Date(mm)
m3/min cfm Bar psig length width height weight(kg)
model with tow bar without tow bar
MDS900S-20 25,3 904  20 290 QSM11 5300 4200 2100 2630 5800
MDS960S-18 26,9 961  18 261 QSM11 5300 4200 2100 2630 5800
MDS1000S-35 28,2 1000 35 507,5 QSZ13 6200 4700 2100 2630 7200
MDS1089S-25 30,5 1089  25 362,5 QSZ13 6200 4700 2100 2630 7200
MDS1200S-24 33,6 1200  24 348 QSZ13 6200 4700 2100 2630 7200
MDS1250S-21 35 1250  21 304,5 QSZ13 6200 4700 2100 2630 7200
MDS1250S-25 35 1250  25 362,5 QSZ13 6200 4700 2100 2630 7200
MDS1250S-30 35 1250 30 435 WP17G770E302 6200 4700 2100 2630 7800
MDS1250S-35 35 1250 35 507,5 WP17G770E302 6200 4700 2100 2630 7800
MDS1250S-40 35 1250 40 580 WP17G770E302 6200 4700 2100 2630 7800
MDS1428S-18 40 1428 18 261 QSZ13 6200 4700 2100 2630 7200
MDS1428S-35 40 1428 35 507,5 TAD1643VE-B 7400 5500 2180 2650 10000
MDS1428S-40 40 1428 40 580 QSK19 7400 5500 2180 2650 10000
MDS1600S-25 44,8 1600 25 362,5 WP17G770E302 7400 5500 2180 2650 10000

GTL Air compressor test system


After-sales Service: Online
Warranty: 1year
Lubrication Style: Lubricated
Cooling System: Water Cooling
Power Source: Diesel Engine
Cylinder Position: Vertical


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.

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.


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.

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 high quality Good Service Lubricated Water Cooling Air Compressor 7bar Heavy Duty Air 75cfm Compressor Ds75s7f   supplier China high quality Good Service Lubricated Water Cooling Air Compressor 7bar Heavy Duty Air 75cfm Compressor Ds75s7f   supplier
editor by CX 2023-05-26

China Hot Sale Oil Free Screw Air Compressor Direct Driven 7bar to 12.5bar Rotary Industrial High Performance with Good quality

Applicable Industries: Lodges, Garment Stores, Developing Material Retailers, Producing Plant, Equipment Repair Shops, Food & Beverage Manufacturing unit, Farms, Cafe, Home Use, Retail, Food Store, Printing Outlets, Construction works , Vitality & Mining, Foods & Beverage Retailers, Motovario Planetary gearbox velocity variator Other, Promoting Organization
Showroom Location: None
Issue: New
Variety: Screw
Configuration: Stationary
Power Source: AC Electricity
Lubrication Type: Oil-free
Mute: Indeed
Product Amount: HYW-55G
Voltage: 380V/220V/415V/460V/440V
Dimension(L*W*H): 2200*1400*2000
Excess weight: 2850
Warranty: 1 Year
Functioning Strain: 7 bar, 8 bar, ten bar
Air capability: 8-10 m3/min
Machinery Take a look at Report: Offered
Video outgoing-inspection: Offered
Advertising Kind: Sizzling Item 2571
Warranty of main elements: eighteen months
Main Parts: Motor, Rotor, Oil and gas separator
Gas Variety: Air
Product: HYWV-55G
Merchandise name: Screw compressor
Working strain: 7bar 8bar 10bar
Exhaust volume: 8-ten m3/min
Energy: 55kw
Sound: 69±3
Air outlet pipe diameter: DN50
Cooling: Air/Water cooling
Key phrases: Screw
Dimension: 2200*1400*2000mm
Packaging Information: Wooden box
Port: ZheJiang HangZhou HangZhou


Working Strain7 bar, 8 bar, ten bar
Air capability8-10 m3/min
Gas TypeAir
Exhaust quantity279-339 cfm
Air outlet pipe diameterDN50
CoolingAir/H2o cooling
Merchandise DESCRIPTION Do you actually select the right Screw compressor?About Electricity Saving1. The annual electricity bill for getting a 37KW regular screw air compressor is37KWx24hx365 days x1. 2 (electric price) xO. 6 (loading)Electricity use is as large as 233.3366 million!Power preserving right after switching to everlasting magnet variable frequency screw air compressor:23. 3366×30% save electrical fee 7. 00.98 million!
PowerMinimum electricity preserving (KW – h) twenty%Maximum power saving (KW – h) forty%
Manufacturing unit Show Packing & Delivery EXHIBITION Business Profile Our firm is headquartered in HangZhou City, ZheJiang Province, China, covers an area of ninety one, Factory equipment sprocket substance c45 carbon metal sprocket ANSI 40 with out hubbing 260. Our company has accumulated a wealth of layout and production experience, since 1965 the generation of gasoline compressors, with specialist forging, casting, heat therapy, welding, machining, assembly checks, and other creation and processing abilities, and has complete complex tests products and methods. We can layout, manufacture and put in goods in accordance to the customer’s parameters.Our products have been exported to dozens of nations in the world, mostly Indonesia, Egypt, Vietnam, SCL- AX100 Chain Sprocket 428H-42T-14T-120L of Common Motorbike Chain Sprocket Package Korea, Thailand, Finland, Australia, Czech Republic, Ukraine, Russia, and other nations, masking the fields of nationwide protection, aerospace, nuclear electricity, petrochemicals and so on. We can supply full one-cease remedies for each and every client all more than the world, and ensure that every single customer can be assured of good quality merchandise and an exceptional service mindset. FAQ Q1: Are you manufacturing facility or trade organization? A1: We are manufacturing unit. And we have ourselves trading company. Q2: Warranty conditions of your machine?A2: 1 12 months guarantee for the machine and technological assist according to your requirements.Q3: Will you supply some spare components of the machines?A3: Of course, of system.This autumn: What about the voltage of merchandise? Can they be tailored? A4: Indeed, of course. The voltage can be customized in accordance to your equirement.Q5: Which payment phrase can you acknowledge?A5: 30% T/T in innovative, Car Air Compressor 120W Rechargeable Wireless Inflatable Pump Portable Air Pump Vehicle Tire Inflator Digital for Automobile Bicycle Balls 70% T/T from the B/L copy.Q6: Can you take OEM orders?A6: Indeed, with specialist layout group, OEM orders are extremely welcome.

What to Look For When Buying an Air Compressor

An air compressor is a very useful tool that can help you complete many different types of construction jobs. This handy machine makes many tasks much easier, but not all of them are created equally. Understanding what to look for when buying an air compressor will help you make an informed decision. Here are some of the things you should look for. These include price, size, and energy efficiency. Also, make sure to consider the air compressor’s type.

Single-stage air compressors are quieter

When it comes to noise level, single-stage air compressors are the way to go. These machines have fewer moving parts and are quieter than two-stage models. Single-stage air compressors use an axial flow design and can be quieter than their dual-stage counterparts. Single-stage air compressors can run longer and at lower pressures. Single-stage air compressors can be used for light industrial applications. They have a long life expectancy, with some models lasting for over three thousand hours.
While some single-stage air compressors are quieter than two-stage air compressors, both models have noise-reduction features. One type features rubber parts, which are designed to dampen noise. Another feature makes a compressor quieter: its location near the job site. Some models feature rubber base plugs and rubber mats to reduce floor vibrations. In addition to using these features, single-stage compressors are easier to transport.
Noise levels are important when choosing an air compressor. Some machines are too noisy for comfortable work, and some businesses don’t want to expose customers to noise-generating air compressors. Other noise levels can even endanger workers’ health. Single-stage air compressors are more affordable than dual-stage compressors. They are also quieter and more powerful. But be prepared for the noise. Some single-stage air compressors are still noisy.
Compared to their two-stage counterparts, single-stage compressors are quieter when running at full capacity. However, double-stage compressors are quieter on low capacities than single-stage units. Those with variable speed are quietest at lower capacities. The difference is about 10db. If you’re concerned about the noise level, you should consider a two-stage air compressor. But if you have a small workshop, it may not be suitable for you.
One-stage air compressors are generally more efficient than two-stage air compressors. The noise from a two-stage air compressor is lower because there’s no intermediate stage. Single-stage air compressors also use a piston that rotates in a single stage, while dual-stage air compressors, also known as duplex models, are more efficient. A single-stage air compressor is quieter, but double-stage compressors are louder.

Two-stage air compressors are more energy efficient

Two-stage air compressors are more energy-efficient than single-stage machines. The efficiency of two-stage air compressors is increased through a combination of improved efficiency and increased longevity. These machines can store more air and have higher compression ratios. One model of a two-stage compressor can hold approximately 83 cubic feet of air at 100 PSI and 120 cubic feet at 150 PSI. A two-stage compressor is also quieter.
Two-stage air compressors are more energy-efficient because they have two pistons instead of one. These air compressors achieve a higher pressure rating and recover more quickly. This type of compressor is perfect for jobs that require high air pressure for a prolonged period of time. In addition, they can operate multiple tools simultaneously. This makes them better for commercial and industrial use. Listed below are some benefits of two-stage air compressors.
Single-stage air compressors can power tools in the garage or kitchen, but they are not as reliable for industrial applications. Single-stage compressors have larger parts that tend to experience condensation. Furthermore, single-stage compressors do not last long in continuous use and are less energy-efficient than two-stage ones. Whether you’re using the compressor for a single tradesperson, a small crew, or a large construction crew, two-stage compressors are the best choice.
Single-stage air compressors are often used in small-scale food preparation and production. Single-stage air compressors are easy to transport between locations, and can be plugged into several electrical outlets. Single-stage compressors are also ideal for high-volume food processing. A dual-stage air compressor is ideal for industrial use. In some cases, you can even move the single-stage air compressor between two-stage air compressors.
Single-stage compressors often cycle too quickly, drawing more electricity than two-stage units. A variable speed unit stays on a low speed for hours at a time. Single-stage air conditioners force you to lower your thermostat settings while single-stage air conditioners run too often. Both units are energy-efficient but they are not as energy-efficient as variable-speed compressors. The main difference is that single-stage air conditioners tend to drain the power source quicker.

Piston-driven air compressors are quieter

A piston-driven air compressor is one of the quietest types of air compressors. It is less noisy than reciprocating air compressors. A piston-driven air compressor can reach 62 decibels, while a scroll compressor is around half that volume. The two main components of a scroll air compressor are the piston and the helical screw. These air compressors are both very efficient and quiet.
Older compressors are incredibly noisy. They produce a “wumpa” noise similar to a large engine. They are also capable of producing a high-pitched whine. These noises can be deafening, especially in a small workshop. That’s why it’s essential to look for a quiet compressor. But what makes a compressor quiet? Read on to learn more about this essential tool.
Another difference between piston-driven air compressors and electric-driven air compressors is the power source. Electric air compressors produce less noise than gas-powered compressors, which use an engine. Piston-driven air compressors are also more efficient. They also generate less heat, making them an ideal choice for offices and other settings where noise is a problem. The best way to decide between the two types of air compressors is to check the manufacturer’s warranty and read the ‘Description’.
Noise reduction is the first priority of a compressor’s owner, so make sure that you have the right model. If you’re working on something sensitive, don’t place the compressor too close to a building where people might be nearby. Noise can be very disruptive to the workspace and can cause health problems. To help combat noise, you’ll need to buy a quiet air compressor. And don’t forget to consider its location: Piston-driven air compressors are quieter than their reciprocating counterparts.
Piston-driven air compressors are quiet because the piston is made of thin metal and more rubber, which absorbs the sound. Unlike reciprocating air compressors, piston-driven air compressors are more efficient than their dual-piston cousins, which are quieter and more powerful. So which type is right for you? Take a look at some of the main differences between the two. If you want a quiet compressor, make sure it meets the specifications required by the job you’re working on.

Oil-lubricated air compressors are more cost-effective

There are several reasons why oil-lubricated air compressors are more expensive than dry-type air compressors. First of all, oil-lubricated air compressors tend to be more reliable and quiet. Additionally, oil-lubricated air compressors require fewer parts and can last longer than dry-type air compressors. These are just a few of the many benefits of using oil-lubricated air compressors.
Oil-free air compressors have some disadvantages. They are less durable and may not be as efficient as oil-lubricated models. Additionally, because oil-lubricated air compressors use oil, they can get very noisy. While they are less expensive, they are not the best option for heavy-duty work. However, modern oil-free air compressors have soundproofing and are suitable for industrial use.
When purchasing an oil-lubricated air compressor, make sure to choose one with a tank capacity that meets your needs and your space. Larger tanks can be more expensive than small tanks, but larger units are easier to move around. Also, be sure to consider the weight and size of the portable air compressors when making your choice. If the weight is too large, you may have trouble carrying it from place to place.
Another benefit of using oil-lubricated air compressors is their reduced need for oil. These models can last up to a decade longer than oil-free counterparts. Oil-free air compressors are more affordable and can achieve the same high performance as their oil-lubricated counterparts. Many industrial applications benefit from these air compressors. So, which one is right for you? We’ve listed a few of them below.
Another benefit of choosing an oil-lubricated air compressor is the reduced cost of maintenance. This type is more durable than its oil-lubricated counterparts, which require regular oil changes to keep them running smoothly. However, it is not feasible to transport an oil-lubricated compressor, which means that you must install it permanently to keep it working efficiently. In addition, these air compressors are difficult to move and are not portable, which can limit your ability to use it in a pinch.

China Hot Sale Oil Free Screw Air Compressor Direct Driven 7bar to 12.5bar Rotary Industrial High Performance     with Good qualityChina Hot Sale Oil Free Screw Air Compressor Direct Driven 7bar to 12.5bar Rotary Industrial High Performance     with Good quality
editor by czh 2023-02-15

China Professional 7bar 8bar 10bar Best Rated 7.5kw 10HP Electric Stationary Air/Water CZPT Direct Drive Oil-Less Rotary Single Screw Type Pm VSD Air Compressor with Hot selling

Product Description


one. Lower temperature signifies more performance
With an extremely reduced running temperature of less than 60ºC, near isothermal compression is reached. 
The exceptional CZPT capability of water eliminates the heat and provides far more air for every kW of power.
This also gets rid of the need for an inner cooler and aftercooler, the CZPT electricity use decreases strain drop to a minimum.

2. Chopping the maintenance value
Spare elements only need air filter elements and h2o filter elements
Low running temperature makes certain the prolonged services life of the screw air finish, keeping away from pricey routine maintenance charges for the screw rotor.
Low temperature minimizes the stress on other parts making sure lengthy daily life.

3. Staying away from the costs of extra energy to battle strain fall
These expenses, although not evident at the time of buy, are really large and add substantially to the whole expense of ownership.

4. No Gearbox No want for CZPT oil lubrication.

5. Straightforward structure 
Fewer relocating components than the dry oil-cost-free screw air compressor, which means there is significantly less to go wrong, 
although harmony bearing loads extend the compression factor provider lifestyle for lower-value procedure. 


Product Parameters


Merchandise Description


Firm Profile



Scorching Sale Goods




           2~10bar Oil-injected                        7~16bar All-in-1                       Small One-section
       Screw Air Compressor                   Screw Air Compressor                 Screw Air Compressor  


         2~40bar a hundred% Oil-free                   8~12bar 100% Oil-free                Diesel Engine Portable
       Screw Air Compressor                   Scroll Air Compressor                 Screw Air Compressor  



Primary Item


What we can offer:

* Oil-injected Screw Air Compressor (2~sixteen bar)
* All-in-1 Screw Air Compressor with Tank, Dryer, and Filters (7~sixteen bar)
* Solitary-stage Modest Screw Air Compressor for Residence use (8~ten bar)
* Water-injected Oil-totally free Screw Air Compressor (2~forty bar)
* Oil-cost-free Scroll Air Compressor (8~twelve bar)
* Diesel&Electric Engine Transportable Screw Air Compressor (8~30 bar)
* Air Dryer, Air tank, Filters, and other Spare parts


The Air Compressor Is a Versatile Instrument

The Air Compressor is one particular of the most adaptable equipment in any garage or workshop. It is simple to use and can perform a variety of tasks, from jackhammering to drilling. These machines are available in a broad assortment of dimensions and kinds, making it an outstanding choice for a variety of situations. With a one motor, you no more time want independent motors for each and every device. Its lightweight, compact design can make it easy to take care of, and the solitary motor also lowers wear on parts.


Oil-injected air compressors require a big sum of lubricant, which demands to be extra to the sump routinely to preserve the best possible performance. As there are many sorts of industrial fluids, a effectively-intentioned maintenance technician could insert the mistaken lubricant to the compressor. If this transpires, the compressor will grow to be incompatible with the lubricant, ensuing in extreme carryover and the want to flush and change downstream air treatment method components.
Typically, the G a hundred and ten-250 oil-injected rotary screw compressor from Atlas Copco supplies dependable compressed air, avoiding expensive downtime. The G110-250 oil-injected rotary screw compressor is hugely trustworthy and resilient, enabling it to operate in temperatures up to 46degC/115degF. Regardless of the oil-injected air compressor’s robust style, this device demands quite small on-internet site installation, and it functions straightforward procedure.
The principal benefit of oil-injected air compressors is the reduced price of working. The value of oil-free compressors is much less than fifty percent of that of oil-injected ones, and it will need less upkeep expenses in the prolonged operate. In addition, the oil-cost-free method is far more environmentally helpful than oil-injected air compressors. But the negatives of oil-injected air compressors are substantial, also. It can contaminate concluded goods and cause a important fiscal threat for the producer.
An oil-injected rotary screw air compressor offers a number of rewards above its counterpart. Initial, it functions an innovative vertical design with variable-velocity push, enabling it to run a lot more successfully. 2nd, oil-injected air compressors decrease energy use by up to fifty% in comparison to non-oil-injected air compressors. They also have a thermostatic valve, permitting them to keep an ideal temperature. Thermostatically-regulated oil coolers let the compressor to operate much more quietly.

Oil-free of charge

What is an oil-free of charge air compressor? The name refers to a sort of air compressor that does not have oil in the compressor chamber. Oil-cost-free air compressors nevertheless use oil for different functions, which includes lubricating the moving areas and controlling squander warmth. Nonetheless, numerous people do not realize that their air compressor still demands oil for appropriate functioning. This report will check out why this variety of air compressor is preferable for several customers.
1st of all, oil-cost-free air technology has many positive aspects. For one particular, it decreases the vitality price concerned in filtering air, and it minimizes leaks. In addition, it also lowers the oil costs associated with compressor refills. And last but not least, it decreases the risks of contamination. Oil-cost-free air technologies is the potential of compressed air. If you’re seeking for an oil-free of charge air compressor, here’s what to search for in your research.
Based on the purpose of your air compressor, it might be beneficial to invest in an oil-totally free air compressor. Oil-lubricated air compressors are normally far more durable than their oil-free of charge counterparts, but they may price 2 times as considerably. You must nonetheless think about the value of possession prior to getting an oil-cost-free compressor. The oil-free of charge versions can be easier to transport, and they are far more potent. Additionally, they’re quieter than oil-lubed versions.
An oil-cost-free air compressor also indicates much less upkeep, as it does not need to have oil to operate. This type of air compressors also features less shifting elements, which indicates less areas for problems to produce. All oil-free of charge air compressors are produced to meet up with ISO Course and 1 air purity specifications. They also have less noise and vibration when compared to their oil-based mostly counterparts. So, why not decide on an oil-free air compressor for your organization?


When choosing a gasoline-run air compressor, it really is crucial to take into account the benefits of gasoline. This vitality source can electricity a large air compressor without electricity. Nonetheless, this type of air compressor lacks electrical hookup, so you will need to run an extension wire if you need to use it at a length. However, gasoline compressors are ready to function with just a gasoline tank. This can make them excellent for medium to hefty-responsibility industrial applications.
An additional crucial thing to consider when deciding on a gasoline air compressor is its measurement. Greater compressors are normally larger than moveable types and need more room. This helps make them less complicated to transport and operate on the go. However, if you’re not positive which type of air compressor is greatest for you, contemplate the fuel-powered versions. Even though they could be lighter, they don’t run as easily as their electric counterparts. Gasoline-run compressors are not as moveable as their electrical counterparts and call for appropriate routine maintenance.

Electrical energy

Electrical power in an air compressor is not low-cost. A twenty five HP air compressor runs for 10 several hours each working day, 5 times a 7 days. The motor in these machines consumes 746 watts for every hour. To uncover out how significantly electric power the products utilizes, multiply the wattage by the running time. For case in point, if the compressor runs for 3 several hours, then it will use 1.9 kilowatt hours of electrical energy. To figure out how significantly electrical power an air compressor uses for every working day, you can compute the kilowatt hrs and multiply the variety by the utility fee. Considering this, you can decide the price of working your air compressor after per thirty day period.
The value of functioning an air compressor relies upon on the sort of compressor. Electrical air compressors are frequently silent and can run with out any routine maintenance. These resources can be remaining unattended for up to 4 thousand hours before requiring restore. Electrical air compressors call for larger electrical power for greater strain, so you ought to prepare appropriately. Whether or not you require a routine maintenance pay a visit to is up to you, but the benefit of not possessing to invest a fortune on repairs is priceless.
Although compressed air is not an energy-efficient supply, its use in a assortment of apps might save you cash and kilowatts. Considering that an air compressor uses energy when it is operating, the value is lower than the price of running a energy tool. If you plan to use your air compressor for a prolonged time, make confident that it is preserved appropriately. Suitable treatment will save you cash and power, and you may possibly even be ready to get an extended warranty if the compressor breaks down.

Variable frequency travel

The main goal of a variable frequency push (VFD) in an air compressor is to minimize energy use in the approach of compression. A solitary motor drag method are not able to change its velocity continually in accordance to the bodyweight of the load. By applying frequency manage to the compressor, the electricity use can be lowered while sustaining the very same pressure amount. As a result, a VFD is an excellent option for compressors. Its benefits are numerous.
A VFD can also check the temperature of the motor and send out error indicators if the motor is managing too very hot or also cold. This eliminates the require for a different sensor to keep track of the oil pressure. These functions are beneficial not only in lowering vitality consumption, but also in strengthening the functionality of an application. Moreover, a VFD can check additional variables these kinds of as temperature and motor velocity. Hence, it is a helpful investment decision.
When utilizing a VFD, it is essential to decide on the proper motor. The speed of the compressor need to be in the maximum commencing restrict of the motor. The air tank may possibly be of any size, but a continuous force limit is essential to preserve the VFD working inside the service aspect of the motor. In addition to a VFD, a master controller should also incorporate a distant pressure established level and a PID card for a master controller. The transmitter need to integrate all helpful information from the VFD, including the pace and the oil temperature. The VFD must be examined before it is integrated with the grasp management. It need to be examined for min and max speed, temperature, and present inside the predicted assortment.
The use of a VFD in an air compressor has several advantages. One of the most noteworthy is the reduction in energy intake. Fixed-speed compressors operate on set points of six to 7 bar. An additional bar of compression employs 7 percent of strength. This vitality is squandered. A VFD-powered air compressor can also enhance the existence span of compressor elements. It is one of the ideal investments in your compressor. So, why wait any for a longer time?

China Professional 7bar 8bar 10bar Best Rated 7.5kw 10HP Electrical Stationary Air/Drinking water CZPT Direct Push Oil-Less Rotary One Screw Variety Pm VSD Air Compressor     with Sizzling marketingChina Professional 7bar 8bar 10bar Best Rated 7.5kw 10HP Electric powered Stationary Air/Water CZPT Immediate Push Oil-Significantly less Rotary Solitary Screw Sort Pm VSD Air Compressor     with Hot offering