Tag Archives: bar air compressor

China supplier 30HP Industrial Variable Speed Screw Air Compressor 8 Bar Compresor De Aire best air compressor

Product Description

Product Description

Product Parameters

Model Motor Power Maximum Working Pressure Free Air Delivery Air Outlet Pipe Diameter Weight Dimensions(L*W*H)
kW hp bar(g) psig m³/min cfm kg mm
BG10APM 7.5 10 8 116 1.1  39 G1/2″ 180 900*650*850
10 145 0.9  32
13 189 0.7  25
BG15APM 11 15 8 116 1.7  60 G3/4″ 300 1000*740*1100
10 145 1.6  57
13 189 1.0  35
BG20APM 15 20 8 116 2.3  81 G3/4″ 320 1000*740*1100
10 145 2.0  71
13 189 1.6  57
BG30APM 22 30 8 116 3.4  120 G1″ 420 1070*840*1260
10 145 3.2  113
13 189 2.7  95
BG40APM 30 40 8 116 5.0  177 G1″ 450 1070*840*1260
10 145 4.0  141
13 189 3.1  109
BG50APM 37 50 8 116 6.4  226 G1-1/2″ 600 1200*1000*1390
10 145 5.4  191
13 189 4.7  166
BG60APM 45 60 8 116 7.2  254 G1-1/2″ 700 1200*1000*1390
10 145 6.6  233
13 189 5.7  201
BG75APM 55 75 8 116 9.4  332 G2″ 920 1700*1200*1550
10 145 8.2  290
13 189 6.7  237
BG100APM 75 100 8 116 12.2  431 G2″ 950 1700*1200*1550
10 145 10.8  381
13 189 9.1  321
BG125APM 90 125 8 116 15.2  537 G2″ 1350 2100*1300*1650
10 145 13.3  470
13 189 11.4  403
BG150APM 110 150 8 116 19.9  703 DN80 2650 2500*1650*1900
10 145 16.3  576
13 189 14.5  512
BG180APM 132 180 8 116 23.0  812 DN80 2850 2500*1650*1900
10 145 19.7  696
13 189 16.0  565
BG220APM 160 220 8 116 27.0  954 DN80 4100 3000*1900*1950
10 145 22.5  795
13 189 21.0  742
BG250APM 185 250 8 116 30.0  1059 DN80 4300 3000*1900*1950
10 145 27.0  954
13 189 23.0  812
BG270APM 200 270 8 116 32.5  1148 DN100 5300 3600*2200*2200
10 145 29.2  1031
13 189 25.5  901
BG300APM 220 300 8 116 38.0  1342 DN100 5500 3600*2200*2200
10 145 32.0  1130
13 189 28.8  1017
BG340APM 250 340 8 116 43.0  1519 DN100 5800 3600*2200*2200
10 145 37.5  1324
13 189 31.5  1112

Company Profile

Wallboge is a high-tech enterprise and is considered 1 of the leading manufacturers of air compressor products in China. Our goal is to provide exceptional customer service coupled with quality products and energy saving solutions.

Wallboge’ s primary businesses focus in following key areas:

Integrated screw air compressor for laser cutting
Permanent magnet variable frequency screw air compressor
Two-stage compression permanent magnet variable frequency screw air compressor
Low pressure two-stage compression permanent magnet variable frequency screw air compressor
Low pressure permanent magnet variable frequency screw air compressor
Water-lubricated oil-free screw air compressor
Fixed speed screw air compressor
Oil-free screw blower
Screw vacuum pump

At Wallboge, 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. CHINAMFG has been exporting to more than 150 countries across the globe. 

CHINAMFG continuously innovates product development and management to meet customers’ demand. The powerful enterprise culture and continuous innovation make CHINAMFG improved rapidly. Wallboge’ s vision is to be a world-renowned high-end energy-saving machinery brand, with sustainable development, constantly improving its own value and sharing it with our customers and staff, committed to continuously satisfying the needs of global companies by providing a full range of industrial air compression solutions.

Certifications

 

Exhibitions

After Sales Service

1. 24/7 after sales service in different languages.
2. Online instruction for installation and commissioning.
3. On-site instruction for installation and commissioning provided by well-trained engineers or local authorized service center.
4. CHINAMFG agents and after sales service available.
 

Our Advantages

1. Proven product quality.
2. Factory direct prices.
3. On-time delivery.
4. Prompt technical support in different languages before sales, in sales and after sales.
5. Small orders accepted to check quality first.
6. OEM & ODM service available.

 

FAQ

Q1: Are you a factory or a trading company? 
A1: We are a factory. Please check our Company Profile.

Q2: What is the exact address of your factory? 
A2: No. 588, East Tonggang Road, Shaxi Town, HangZhou City, ZheJiang Province, China

Q3: What is your delivery time?
A3: For standard voltage, the delivery time is 15 working days after you confirm the order. For non-standard voltage, please contact our sales to confirm the delivery time.

Q4: What kind of payment terms do you accept?
A4: We accept T/T, L/C at sight.

Q5: How long is the warranty of your air compressor?
A5: 2 years for the whole air compressor except consumable spare parts.

Q6: How long could your air compressor be used?
A6: Generally, more than 10 years.

Q7: What is your MOQ requirement?
A7: 1 unit.

Q8: Can you offer OEM & ODM service?
A8: Yes, with a professional design team, we can offer OEM & ODM service.

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After-sales Service: Engineers Available to Overseas Service.
Warranty: 2 Years
Lubrication Style: Lubricated
Customization:
Available

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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 does variable speed drive technology improve air compressor efficiency?

Variable Speed Drive (VSD) technology improves air compressor efficiency by allowing the compressor to adjust its motor speed to match the compressed air demand. This technology offers several benefits that contribute to energy savings and enhanced overall system efficiency. Here’s how VSD technology improves air compressor efficiency:

1. Matching Air Demand:

Air compressors equipped with VSD technology can vary the motor speed to precisely match the required compressed air output. Traditional fixed-speed compressors operate at a constant speed regardless of the actual demand, leading to energy wastage during periods of lower air demand. VSD compressors, on the other hand, ramp up or down the motor speed to deliver the necessary amount of compressed air, ensuring optimal energy utilization.

2. Reduced Unloaded Running Time:

Fixed-speed compressors often run unloaded during periods of low demand, where they continue to consume energy without producing compressed air. VSD technology eliminates or significantly reduces this unloaded running time by adjusting the motor speed to closely follow the air demand. As a result, VSD compressors minimize energy wastage during idle periods, leading to improved efficiency.

3. Soft Starting:

Traditional fixed-speed compressors experience high inrush currents during startup, which can strain the electrical system and cause voltage dips. VSD compressors utilize soft starting capabilities, gradually ramping up the motor speed instead of instantly reaching full speed. This soft starting feature reduces mechanical and electrical stress, ensuring a smooth and controlled startup, and minimizing energy spikes.

4. Energy Savings at Partial Load:

In many applications, compressed air demand varies throughout the day or during different production cycles. VSD compressors excel in such scenarios by operating at lower speeds during periods of lower demand. Since power consumption is proportional to motor speed, running the compressor at reduced speeds significantly reduces energy consumption compared to fixed-speed compressors that operate at a constant speed regardless of the demand.

5. Elimination of On/Off Cycling:

Fixed-speed compressors often use on/off cycling to adjust the compressed air output. This cycling can result in frequent starts and stops, which consume more energy and cause mechanical wear. VSD compressors eliminate the need for on/off cycling by continuously adjusting the motor speed to meet the demand. By operating at a consistent speed within the required range, VSD compressors minimize energy losses associated with frequent cycling.

6. Enhanced System Control:

VSD compressors offer advanced control capabilities, allowing for precise monitoring and adjustment of the compressed air system. These systems can integrate with sensors and control algorithms to maintain optimal system pressure, minimize pressure fluctuations, and prevent excessive energy consumption. The ability to fine-tune the compressor’s output based on real-time demand contributes to improved overall system efficiency.

By utilizing variable speed drive technology, air compressors can achieve significant energy savings, reduce operational costs, and enhance their environmental sustainability by minimizing energy wastage and optimizing efficiency.

air compressor

Can air compressors be used for medical and dental applications?

Yes, air compressors can be used for various medical and dental applications. Compressed air is a reliable and versatile utility in healthcare settings, providing power for numerous devices and procedures. Here are some common applications of air compressors in medical and dental fields:

1. Dental Tools:

Air compressors power a wide range of dental tools and equipment, such as dental handpieces, air syringes, air scalers, and air abrasion devices. These tools rely on compressed air to generate the necessary force and airflow for effective dental procedures.

2. Medical Devices:

Compressed air is used in various medical devices and equipment. For example, ventilators and anesthesia machines utilize compressed air to deliver oxygen and other gases to patients. Nebulizers, used for respiratory treatments, also rely on compressed air to convert liquid medications into a fine mist for inhalation.

3. Laboratory Applications:

Air compressors are used in medical and dental laboratories for various purposes. They power laboratory instruments, such as air-driven centrifuges and sample preparation equipment. Compressed air is also used for pneumatic controls and automation systems in lab equipment.

4. Surgical Tools:

In surgical settings, compressed air is employed to power specialized surgical tools. High-speed air-driven surgical drills, saws, and bone-cutting instruments are commonly used in orthopedic and maxillofacial procedures. Compressed air ensures precise control and efficiency during surgical interventions.

5. Sterilization and Autoclaves:

Compressed air is essential for operating sterilization equipment and autoclaves. Autoclaves use steam generated by compressed air to sterilize medical instruments, equipment, and supplies. The pressurized steam provides effective disinfection and ensures compliance with rigorous hygiene standards.

6. Dental Air Compressors:

Specialized dental air compressors are designed specifically for dental applications. These compressors have features such as moisture separators, filters, and noise reduction mechanisms to meet the specific requirements of dental practices.

7. Air Quality Standards:

In medical and dental applications, maintaining air quality is crucial. Compressed air used in healthcare settings must meet specific purity standards. This often requires the use of air treatment systems, such as filters, dryers, and condensate management, to ensure the removal of contaminants and moisture.

8. Compliance and Regulations:

Medical and dental facilities must comply with applicable regulations and guidelines regarding the use of compressed air. These regulations may include requirements for air quality, maintenance and testing procedures, and documentation of system performance.

It is important to note that medical and dental applications have specific requirements and standards. Therefore, it is essential to choose air compressors and associated equipment that meet the necessary specifications and comply with industry regulations.

air compressor

What is the purpose of an air compressor?

An air compressor serves the purpose of converting power, typically from an electric motor or an engine, into potential energy stored in compressed air. It achieves this by compressing and pressurizing air, which can then be used for various applications. Here’s a detailed explanation of the purpose of an air compressor:

1. Powering Pneumatic Tools: One of the primary uses of an air compressor is to power pneumatic tools. Compressed air can be used to operate a wide range of tools, such as impact wrenches, nail guns, paint sprayers, sanders, and drills. The compressed air provides the necessary force and energy to drive these tools, making them efficient and versatile.

2. Supplying Clean and Dry Air: Air compressors are often used to supply clean and dry compressed air for various industrial processes. Many manufacturing and production operations require a reliable source of compressed air that is free from moisture, oil, and other contaminants. Air compressors equipped with appropriate filters and dryers can deliver high-quality compressed air for applications such as instrumentation, control systems, and pneumatic machinery.

3. Inflating Tires and Sports Equipment: Air compressors are commonly used for inflating tires, whether it’s for vehicles, bicycles, or sports equipment. They provide a convenient and efficient method for quickly filling tires with the required pressure. Air compressors are also used for inflating sports balls, inflatable toys, and other similar items.

4. Operating HVAC Systems: Air compressors play a crucial role in the operation of heating, ventilation, and air conditioning (HVAC) systems. They provide compressed air for controlling and actuating dampers, valves, and actuators in HVAC systems, enabling precise regulation of air flow and temperature.

5. Assisting in Industrial Processes: Compressed air is utilized in various industrial processes. It can be used for air blow-off applications, cleaning and drying parts, powering air-operated machinery, and controlling pneumatic systems. Air compressors provide a reliable and efficient source of compressed air that can be tailored to meet the specific requirements of different industrial applications.

6. Supporting Scuba Diving and Breathing Systems: In scuba diving and other breathing systems, air compressors are responsible for filling diving tanks and supplying breathable air to divers. These compressors are designed to meet strict safety standards and deliver compressed air that is free from contaminants.

Overall, the purpose of an air compressor is to provide a versatile source of compressed air for powering tools, supplying clean air for various applications, inflating tires and sports equipment, supporting industrial processes, and facilitating breathing systems in specific contexts.

China supplier 30HP Industrial Variable Speed Screw Air Compressor 8 Bar Compresor De Aire   best air compressorChina supplier 30HP Industrial Variable Speed Screw Air Compressor 8 Bar Compresor De Aire   best air compressor
editor by CX 2024-04-27

China best Wanhai High Pressure Industrial 25 Bar Diesel Portable Screw Air Compressor for Mining with Great quality

Product Description

Product Parameters

  

LGZJ-31/25-35/18

Pressure (MPa)

2.5 ~ 1.8

Air displacement (m3/min)

31 ~ 35

Diesel Engine Power (HP)

Yuchai: 400

Air outlet size

G2 * 1,G3/4*1

Weight (kg)

4100

Dimensions (mm)

3650*2000*2200

 

 

Model of a diesel screw air compressor in a water well

Exhaust pressure
(bar)

Air Freight
(m³/min)

Engine Power
(HP)

Exhaust outlets

Weight
(kg)

Dimensions
(mm)

KSZJ-15/15

15

15

CHINAMFG 190 horsepower

G2 * 1,G3/4*1

2100

2600*1520*1800

KSZJ-18/17A

17

18

CHINAMFG 220 horsepower

G2 * 1,G3/4*1

2200

2800*1520*1780

KSZJ-18/17

17

18

CHINAMFG 260 horsepower

G2 * 1,G3/4*1

2700

3050*1800

KSZJ-29/23G

23

29

CHINAMFG 400 horsepower

G2 * 1,G3/4*1

4050

3500*1950*2030

KSZJ-29/23-32/17

17-23

29-32

CHINAMFG 400 horsepower

G2 * 1,G3/4*1

4050

3500*1950*2030

LGZJ-31/25-35/18

18-25

31-35

CHINAMFG 400 horsepower

G2 * 1,G3/4*1

4100

3650*2000*2200

LGZJ-35/25-38/20

20-25

35-38

CHINAMFG 550 horsepower

G2 * 1,G3/4*1

4500

3500*1950*2320

LGZJ-35/25-38/20K

20-25

35-38

 550 horsepower

G2 * 1,G3/4*1

4500

3500*1950*2200

LGZJ-36/30-41/20

20-30

36-41

CHINAMFG 560 horsepower

G2 * 1,G3/4*1

6000

3800*2160*2300

LGZJ-36/30-41/20K

20-30

36-41

550 horsepower

G2 * 1,G3/4*1

5800

3800*2160*2330

LGZJ-30/35-35/25

25-35

30-35

CHINAMFG 560 horsepower

G2 * 1,G3/4*1

6000

3800*2160*2300

LGZJ-30/35-35/25K

25-35

30-35

550 horsepower

G2 * 1,G3/4*1

5800

3800*2160*2330

LGCG-43/25-37/35

25-35

43-35

CHINAMFG 775 horsepower

G2 * 1,G3/4*1

7000

4160*2200*2257

Product Description

SKY screw mainframe
Designed according to the pressure of 40bar: rotor profile, high efficiency, flexible design corresponding to the lifting valve, heavy duty design, bearing, better design, high reliability
Heavy-duty diesel engine
Supporting Yuchai, other countries 3 heavy-duty diesel engines. Achieve engine operation within the full range of combustion state. The product has higher reliability, stronger power, and better fuel economy
 

 

Computer control system
The whole process displays operating parameters such as running speed, gas supply pressure, oil pressure, exhaust temperature, coolant temperature, and fuel level. With self-diagnosis fault, alarm and shutdown functions, to ensure the safe operation of the machine when unattended.
Cooling system of
The new results of the North American research and development center ensure that the compressor is always in the running state. The vertical oil, water and air coolers with large diameter fans are designed to adapt to cold and hot weather.

 

Triple filtration system
Air filtration system: Patented, maintenance-free centrifugal air prefilter filters more than 90% of dust and impurities, so that the filter element maintenance and replacement cycle is extended by 5 times; The precision filter layer of the cyclone main air filter removes the remaining dust to ensure that the machine does not wear out, and the safety filter element can make the machine do not stop the air filter maintenance to ensure the safe operation of the machine. Suitable for continuous operation in desert, dusty and other harsh environment;
Oil and gas separation system: reduce the impact of too much or too little oil injection of the separator on the oil content of the compressed air, and always keep the oil content of the compressed air below 3ppm;
Lubricating oil filter with accuracy of 10 microns: ensures minimal wear on running parts. Multiple fuel filters protect the reliability of the engine fuel injection system.

 

Wheel belt chassis can be added

It can be customized as a 4-wheel portable screw air compressor.

 

 

Other Product

 

Water Well Drilling Rig

 

Drill Truck

Core Drilling Rig
 
Air compressor

 

Company Profile

 

    Wanhai Machinery Co., Ltd., situated in HangZhou, ZheJiang , is a reputable manufacturer specializing in the design, development, production, and distribution of top-notch drilling machinery and equipment. Our extensive product range encompasses a variety of drilling rigs, including oil and gas drilling rigs, water well drilling rigs, core drilling rigs, and more, catering to diverse drilling tasks and scenarios. Our unwavering commitment lies in delivering exceptional products and services that are tailored to meet the specific requirements of each customer. We take pride in our dedicated after-sales team, who promptly and effectively address any concerns or issues that may arise, ensuring utmost customer satisfaction.
    We eagerly anticipate establishing enduring, reliable, and mutually beneficial relationships with every customer we serve. Should you express interest in our products, please do not hesitate to reach out to us. We assure you that our team will provide you with the necessary information and assistance to make an informed decision.

   At Wanhai Machinery Co., Ltd., we prioritize quality and innovation in all aspects of our operations. Our state-of-the-art manufacturing facilities, coupled with our team of experienced professionals, enable us to consistently deliver drilling machinery and equipment of the highest standards. We stay abreast of the latest technological advancements in the industry, ensuring that our products are at the forefront of efficiency and performance. Furthermore, we understand that each drilling project comes with its unique set of challenges and requirements. Therefore, we offer customized solutions to cater to the specific needs of our customers.
 

Foreign customer

 

 

 

 

FAQ

1. Are you a trading company or a manufacturer?
We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, down-the-hole drilling rigs, pile drivers, etc. The products have been exported to hundreds of countries around the world and enjoy a high reputation all over the world.

2.How to inspect the goods?
1) Support customers to come to the factory for on-site inspection.
2) Support customers to designate third-party companies to inspect goods.
3) Support video inspection.

3.How long is your delivery cycle?
1) In the case of stock, we can deliver the machine within 7 days.
2) Under standard production, we can deliver the machine within 15-20 days.
3) In the case of customization, we can deliver the machine within 25-30 days.

4. What’s your terms of payment?
T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

 

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Technical Services
Warranty: 1 Year
Lubrication Style: Lubricated
Customization:
Available

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

What are the advantages of using rotary vane compressors?

Rotary vane compressors offer several advantages that make them a popular choice for various applications. These compressors are widely used in industries where a reliable and efficient source of compressed air is required. Here are the advantages of using rotary vane compressors:

1. Compact and Lightweight:

Rotary vane compressors are typically compact and lightweight compared to other types of compressors. Their compact design makes them suitable for installations where space is limited, such as in small workshops or mobile applications. The lightweight nature of these compressors allows for easy transportation and maneuverability.

2. High Efficiency:

Rotary vane compressors are known for their high efficiency. The design of the vanes and the compression chamber allows for smooth and continuous compression, resulting in minimal energy losses. This efficiency translates into lower energy consumption and reduced operating costs over time.

3. Quiet Operation:

Rotary vane compressors operate with relatively low noise levels. The design of the compressor, including the use of vibration damping materials and sound insulation, helps to minimize noise and vibrations during operation. This makes rotary vane compressors suitable for applications where noise reduction is important, such as in indoor environments or noise-sensitive areas.

4. Oil Lubrication:

Many rotary vane compressors utilize oil lubrication, which provides several benefits. The oil lubrication helps to reduce wear and friction between the moving parts, resulting in extended compressor life and improved reliability. It also contributes to better sealing and improved efficiency by minimizing internal leakage.

5. Versatile Applications:

Rotary vane compressors are versatile and can be used in a wide range of applications. They are suitable for both industrial and commercial applications, including automotive workshops, small manufacturing facilities, dental offices, laboratories, and more. They can handle various compressed air requirements, from light-duty tasks to more demanding applications.

6. Easy Maintenance:

Maintenance of rotary vane compressors is relatively straightforward. Routine maintenance tasks typically include oil changes, filter replacements, and periodic inspection of vanes and seals. The simplicity of the design and the availability of replacement parts make maintenance and repairs easier and more cost-effective.

These advantages make rotary vane compressors an attractive choice for many applications, providing reliable and efficient compressed air solutions.

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

What is the impact of tank size on air compressor performance?

The tank size of an air compressor plays a significant role in its performance and functionality. Here are the key impacts of tank size:

1. Air Storage Capacity: The primary function of the air compressor tank is to store compressed air. A larger tank size allows for greater air storage capacity. This means the compressor can build up a reserve of compressed air, which can be useful for applications that require intermittent or fluctuating air demand. Having a larger tank ensures a steady supply of compressed air during peak usage periods.

2. Run Time: The tank size affects the run time of the air compressor. A larger tank can provide longer continuous operation before the compressor motor needs to restart. This is because the compressed air in the tank can be used to meet the demand without the need for the compressor to run continuously. It reduces the frequency of motor cycling, which can improve energy efficiency and prolong the motor’s lifespan.

3. Pressure Stability: A larger tank helps maintain stable pressure during usage. When the compressor is running, it fills the tank until it reaches a specified pressure level, known as the cut-out pressure. As the air is consumed from the tank, the pressure drops to a certain level, known as the cut-in pressure, at which point the compressor restarts to refill the tank. A larger tank size results in a slower pressure drop during usage, ensuring more consistent and stable pressure for the connected tools or equipment.

4. Duty Cycle: The duty cycle refers to the amount of time an air compressor can operate within a given time period. A larger tank size can increase the duty cycle of the compressor. The compressor can run for longer periods before reaching its duty cycle limit, reducing the risk of overheating and improving overall performance.

5. Tool Compatibility: The tank size can also impact the compatibility with certain tools or equipment. Some tools, such as high-demand pneumatic tools or spray guns, require a continuous and adequate supply of compressed air. A larger tank size ensures that the compressor can meet the air demands of such tools without causing pressure drops or affecting performance.

It is important to note that while a larger tank size offers advantages in terms of air storage and performance, it also results in a larger and heavier compressor unit. Consider the intended application, available space, and portability requirements when selecting an air compressor with the appropriate tank size.

Ultimately, the optimal tank size for an air compressor depends on the specific needs of the user and the intended application. Assess the air requirements, duty cycle, and desired performance to determine the most suitable tank size for your air compressor.

China best Wanhai High Pressure Industrial 25 Bar Diesel Portable Screw Air Compressor for Mining   with Great qualityChina best Wanhai High Pressure Industrial 25 Bar Diesel Portable Screw Air Compressor for Mining   with Great quality
editor by CX 2024-02-07

China best 8~10 Bar Dry Oil-Free Screw Air Compressor 100% Oilless Air CHINAMFG air compressor repair near me

Product Description

Product Description

What is dry oil-free?

Grade 0 oil-free, that is, the total oil content (oil brought in during compression + oil vapor in the air) index reaches ≤0.01mg/m³
“Oil-free” means that the gas does not come into contact with oil at all during the compression process, that is, there is no oil lubrication between the compression chambers or rotors of the compressor, but the compressor still uses ordinary lubricating oil for lubrication of bearings, gears and other components during the compression process . The lubrication method is the same, but an effective isolation shaft seal is used between these lubrication parts and the compression chamber.

Product feature 

1. Clean. Independent inatke line sucks clean air from outside area. This is original CHINAMFG rand(GHH)  two stage screw airend, total oil free in the compress chamber. all pipes touching the air are made of stainless steel, which promised the compressed air are pure.
2. Stable, partial flexible piping, relief valves, triple filters and electrical components with increased margins ensure the long-term stability of the plant.The shock pad can resist the high-frequency vibration of the screw airend, maintain the mechanical balance of the unit and improve the stability, unique design of the whole compressor makes our compressor stable and durable
3. Low noise, Our airend adpots jacket desgin which can effectively reduce the noise generated by high-frequency rotation of the airend, A separate muffler is set up to maintain the air pressure balance and reduce the noise during unloading
4. Smart, Temeperature and pressure sensors are monitoring the airend all the time, via touchable HMI screen to achive auto control and start/stop.

Product Parameters

 

Dry Oil-free Screw Air Compressor RDO Series
Model Air Delivery (m3/min) Power
(kW)
Noise
dB(A)
Outlet
diameter
Dimension (mm)   Weight
    (Kg)
7bar 8bar 10bar Air-cooled Water-cooled Air-cooled Water-cooled
RDO-45A/W 4.5-7.8 4.0-6.8 3.7-6.4 45  69±3 DN50 2200*1400*2000 2200*1500*1720 2650  2700 
RDO-55A/W 5.7-9.8 5.2-9.0 4.4-7.8 55  69±3 DN50 2200*1400*2000 2200*1500*1720 2850  2900 
RDO-75A/W 7.6-13.0 7.2-12.2 6.6-11.2 75  70±3 DN50 2200*1400*2000 2200*1500*1720 2950  2900 
RDO-90A/W 9.6-16.0 8.1-13.8 7.6-13.1 90  71±3 DN50 2200*1400*2000 2200*1500*1720 3000  2950 
RDO-110A/W 12.1-20.6 11.6-19.5 11.1-18.8 110  71±3 DN65 3000*1990*2180 2800*1900*1990 3500  3550 
RDO-132A/W 14.7-24.8 13.6-23.0 11.5-19.5 132  73±3 DN65 3000*1990*2180 2800*1900*1990 3550  3600 
RDO-160A/W 16.9-28.5 15.6-26.3 14.1-23.8 160  73±3 DN65 3000*1990*2180 2800*1900*1990 3650  3750 
RDO-185A/W 19.5-32.8 17.1-28.9 16.3-27.5 185  74±3 DN65 3000*1990*2180 2800*1900*1990 4100  4200 
RDO-200A/W 21.8-36.8 20.4-34.6 18.1-30.6 200  74±3 DN100 4500*2000*2100 3100*2100*2065 5100  4500 
RDO-220A/W 24.9-41.5 22.4-37.3 19.8-33.0 220  74±3 DN100 4500*2000*2100 3100*2100*2065 5600  5000 
RDO-250A/W 27.3-46.0 25.3-42.8 22.7-38.2 250  74±3 DN100 4500*2000*2100 3100*2100*2065 5700  5200 
RDO-280A/W 31.6-48.6 30.9-47.5 29.3-45.0 280  76±3 DN100 4500*2000*2100 3100*2100*2065 5800  5300 
RDO-315A/W 34.1-52.5 32.9-50.6 31.5-48.5 315  77±3 DN100 4500*2000*2100 3100*2100*2065 6000  5400 

Application industry

Dry oil-free screw air compressor is widely used in Food, Medicine, Electronics, Chemicals, Semiconductor Printings, Precision Spraying and other industries.

Buyer Reviews

 

Packaging & Shipping

1.Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package(for stationary screw air compressor)
2.Shipping method: by sea, by LCL/FCL or as requested
3.Delivery method: FOB, CFR, CIF and EXW etc.
4.Delivery time: in 7-15 days after receiving deposit (customized machines not included)

FAQ

Q1. Are you trading company or manufacture ?
A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.

Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.

Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
     2. Well-trained engineers available to overseas service.
     3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.

Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.

Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.

Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
     2. Some key parts are imported from overseas
     3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

 

After-sales Service: Online Support
Warranty: 24month
Lubrication Style: Lubricated
Customization:
Available

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

air compressor

Can air compressors be used for gas compression and storage?

Yes, air compressors can be used for gas compression and storage. While air compressors are commonly used to compress and store air, they can also be utilized for compressing and storing other gases, depending on the specific application requirements. Here’s how air compressors can be used for gas compression and storage:

Gas Compression:

Air compressors can compress various gases by utilizing the same principles applied to compressing air. The compressor takes in the gas at a certain pressure, and through the compression process, it increases the pressure and reduces the volume of the gas. This compressed gas can then be used for different purposes, such as in industrial processes, gas pipelines, or storage systems.

Gas Storage:

Air compressors can also be used for gas storage by compressing the gas into storage vessels or tanks. The compressed gas is stored at high pressure within these vessels until it is needed for use. Gas storage is commonly employed in industries where a continuous and reliable supply of gas is required, such as in natural gas storage facilities or for storing compressed natural gas (CNG) used as a fuel for vehicles.

Gas Types:

While air compressors are primarily designed for compressing air, they can be adapted to handle various gases, including but not limited to:

  • Nitrogen
  • Oxygen
  • Hydrogen
  • Carbon dioxide
  • Natural gas
  • Refrigerant gases

It’s important to note that when using air compressors for gas compression and storage, certain considerations must be taken into account. These include compatibility of the compressor materials with the specific gas being compressed, ensuring proper sealing to prevent gas leaks, and adhering to safety regulations and guidelines for handling and storing compressed gases.

By leveraging the capabilities of air compressors, it is possible to compress and store gases efficiently, providing a reliable supply for various industrial, commercial, and residential applications.

air compressor

How are air compressors used in refrigeration and HVAC systems?

Air compressors play a vital role in refrigeration and HVAC (Heating, Ventilation, and Air Conditioning) systems, providing the necessary compression of refrigerant gases and facilitating the heat transfer process. Here are the key ways in which air compressors are used in refrigeration and HVAC systems:

1. Refrigerant Compression:

In refrigeration systems, air compressors are used to compress the refrigerant gas, raising its pressure and temperature. This compressed gas then moves through the system, where it undergoes phase changes and heat exchange to enable cooling or heating. The compressor is the heart of the refrigeration cycle, as it pressurizes and circulates the refrigerant.

2. Refrigeration Cycle:

The compression of refrigerant gas by the air compressor is an essential step in the refrigeration cycle. After compression, the high-pressure, high-temperature gas flows to the condenser, where it releases heat and condenses into a liquid. The liquid refrigerant then passes through an expansion valve or device, which reduces its pressure and temperature. This low-pressure, low-temperature refrigerant then enters the evaporator, absorbing heat from the surrounding environment and evaporating back into a gas. The cycle continues as the gas returns to the compressor for re-compression.

3. HVAC Cooling and Heating:

In HVAC systems, air compressors are used to facilitate cooling and heating processes. The compressor compresses the refrigerant gas, which allows it to absorb heat from the indoor environment in the cooling mode. The compressed gas releases heat in the outdoor condenser unit and then circulates back to the compressor to repeat the cycle. In the heating mode, the compressor reverses the refrigeration cycle, absorbing heat from the outdoor air or ground source and transferring it indoors.

4. Air Conditioning:

Air compressors are an integral part of air conditioning systems, which are a subset of HVAC systems. Compressed refrigerant gases are used to cool and dehumidify the air in residential, commercial, and industrial buildings. The compressor pressurizes the refrigerant, initiating the cooling cycle that removes heat from the indoor air and releases it outside.

5. Compressor Types:

Refrigeration and HVAC systems utilize different types of air compressors. Reciprocating compressors, rotary screw compressors, and scroll compressors are commonly used in these applications. The selection of the compressor type depends on factors such as system size, capacity requirements, efficiency, and application-specific considerations.

6. Energy Efficiency:

Efficient operation of air compressors is crucial for refrigeration and HVAC systems. Energy-efficient compressors help minimize power consumption and reduce operating costs. Additionally, proper compressor sizing and system design contribute to the overall energy efficiency of refrigeration and HVAC systems.

By effectively compressing refrigerant gases and facilitating the heat transfer process, air compressors enable the cooling and heating functions in refrigeration and HVAC systems, ensuring comfortable indoor environments and efficient temperature control.

air compressor

How do oil-lubricated and oil-free air compressors differ?

Oil-lubricated and oil-free air compressors differ in terms of their lubrication systems and the presence of oil in their operation. Here are the key differences:

Oil-Lubricated Air Compressors:

1. Lubrication: Oil-lubricated air compressors use oil for lubricating the moving parts, such as pistons, cylinders, and bearings. The oil forms a protective film that reduces friction and wear, enhancing the compressor’s efficiency and lifespan.

2. Performance: Oil-lubricated compressors are known for their smooth and quiet operation. The oil lubrication helps reduce noise levels and vibration, resulting in a more comfortable working environment.

3. Maintenance: These compressors require regular oil changes and maintenance to ensure the proper functioning of the lubrication system. The oil filter may need replacement, and the oil level should be regularly checked and topped up.

4. Applications: Oil-lubricated compressors are commonly used in applications that demand high air quality and continuous operation, such as industrial settings, workshops, and manufacturing facilities.

Oil-Free Air Compressors:

1. Lubrication: Oil-free air compressors do not use oil for lubrication. Instead, they utilize alternative materials, such as specialized coatings, self-lubricating materials, or water-based lubricants, to reduce friction and wear.

2. Performance: Oil-free compressors generally have a higher airflow capacity, making them suitable for applications where a large volume of compressed air is required. However, they may produce slightly more noise and vibration compared to oil-lubricated compressors.

3. Maintenance: Oil-free compressors typically require less maintenance compared to oil-lubricated ones. They do not need regular oil changes or oil filter replacements. However, it is still important to perform routine maintenance tasks such as air filter cleaning or replacement.

4. Applications: Oil-free compressors are commonly used in applications where air quality is crucial, such as medical and dental facilities, laboratories, electronics manufacturing, and painting applications. They are also favored for portable and consumer-grade compressors.

When selecting between oil-lubricated and oil-free air compressors, consider the specific requirements of your application, including air quality, noise levels, maintenance needs, and expected usage. It’s important to follow the manufacturer’s recommendations for maintenance and lubrication to ensure the optimal performance and longevity of the air compressor.

China best 8~10 Bar Dry Oil-Free Screw Air Compressor 100% Oilless Air CHINAMFG   air compressor repair near meChina best 8~10 Bar Dry Oil-Free Screw Air Compressor 100% Oilless Air CHINAMFG   air compressor repair near me
editor by CX 2023-11-20

China supplier Industrial 25 Bar 30 Bar Air Compressor Screw Stationary S100t 309kw Diesel Screw Air Compressors Manufacturer mini air compressor

Product Description

1. ZEGA air compressors  is relatively affordable and suitable for mid to low end users.
2. Excellent performance in energy conservation, with extremely high stability and reliability.
3. Maintenance is relatively simple, and the maintenance guarantee system is complete, with high quality after-sales service.

 

Detailed Photos

 

 

 

 

 

ZEGA screw air compressors have the advantages of high efficiency, stability, and durability, and are widely used in factories, car repair shops, construction sites, and other fields

Product Parameters

 

Model Rated FAD Rated Pressure Engine Air End Weight Dimensions
S60T 18 m3/min 18 bar Yuchai
/162kW
Two
Stage
Compre
-ssion
3050KG 3220x1670x1950mm
S85T 24 m3/min 22 bar Yuchai
/ 228 kW
3450KG 3560×1830×2100 mm
S95T 29 m3/min 24 bar Yuchai
/295kW
4300KG 3950×2000×2550 mm
S100T 31 m3/min 25 bar Xichai
/ 309 kW
4550KG 3950×2000×2550 mm
S125D 36 m3/min 30 bar Cummins
/410kW
5500KG 4220×2000×2300 mm

FAQ

 

1. Are you a trading company or a manufacturer?
We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, down-the-hole drilling rigs, pile drivers, etc. The products have been exported to hundreds of countries around the world and enjoy a high reputation all over the world.

2.How to inspect the goods?
1) Support customers to come to the factory for on-site inspection.
2) Support customers to designate third-party companies to inspect goods.
3) Support video inspection.

3.How long is your delivery cycle?
1) In the case of stock, we can deliver the machine within 7 days.
2) Under standard production, we can deliver the machine within 15-20 days.
3) In the case of customization, we can deliver the machine within 25-30 days.

4. What’s your terms of payment?
T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

After-sales Service: Online Technical Services
Warranty: 1 Year
Lubrication Style: Lubricated
Customization:
Available

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Payment Method:







 

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

air compressor

What is the role of air compressors in power generation?

Air compressors play a significant role in power generation, supporting various operations and equipment within the industry. Here are some key roles of air compressors in power generation:

1. Combustion Air Supply:

Air compressors are used to supply compressed air for the combustion process in power generation. In fossil fuel power plants, such as coal-fired or natural gas power plants, compressed air is required to deliver a steady flow of air to the burners. The compressed air helps in the efficient combustion of fuel, enhancing the overall performance and energy output of the power plant.

2. Instrumentation and Control:

Air compressors are utilized for instrumentation and control systems in power generation facilities. Compressed air is used to operate pneumatic control valves, actuators, and other pneumatic devices that regulate the flow of steam, water, and gases within the power plant. The reliable and precise control provided by compressed air ensures efficient and safe operation of various processes and equipment.

3. Cooling and Ventilation:

In power generation, air compressors are involved in cooling and ventilation applications. Compressed air is used to drive air-operated cooling fans and blowers, providing adequate airflow for cooling critical components such as generators, transformers, and power electronics. The compressed air also assists in maintaining proper ventilation in control rooms, substations, and other enclosed spaces, helping to dissipate heat and ensure a comfortable working environment.

4. Cleaning and Maintenance:

Air compressors are employed for cleaning and maintenance tasks in power generation facilities. Compressed air is utilized to blow away dust, dirt, and debris from equipment, machinery, and electrical panels. It helps in maintaining the cleanliness and optimal performance of various components, reducing the risk of equipment failure and improving overall reliability.

5. Pneumatic Tools and Equipment:

In power generation plants, air compressors provide the necessary compressed air for operating pneumatic tools and equipment. These tools include impact wrenches, pneumatic drills, grinders, and sandblasting equipment, which are utilized for installation, maintenance, and repair tasks. The high-pressure air generated by compressors enables efficient and reliable operation of these tools, enhancing productivity and reducing manual effort.

6. Nitrogen Generation:

Sometimes, air compressors are used in power generation for nitrogen generation. Compressed air is passed through a nitrogen generator system, which separates nitrogen from other components of air, producing a high-purity nitrogen gas stream. Nitrogen is commonly used in power plant applications, such as purging systems, blanketing in transformers, and generator cooling, due to its inert properties and low moisture content.

7. Start-up and Emergency Systems:

Air compressors are an integral part of start-up and emergency systems in power generation. Compressed air is utilized to power pneumatic starters for gas turbines, providing the initial rotation needed to start the turbine. In emergency situations, compressed air is also used to actuate emergency shutdown valves, safety systems, and fire suppression equipment, ensuring the safe operation and protection of the power plant.

Overall, air compressors contribute to the efficient and reliable operation of power generation facilities, supporting combustion processes, control systems, cooling, cleaning, and various other applications critical to the power generation industry.

air compressor

What is the impact of altitude on air compressor performance?

The altitude at which an air compressor operates can have a significant impact on its performance. Here are the key factors affected by altitude:

1. Decreased Air Density:

As altitude increases, the air density decreases. This means there is less oxygen available per unit volume of air. Since air compressors rely on the intake of atmospheric air for compression, the reduced air density at higher altitudes can lead to a decrease in compressor performance.

2. Reduced Airflow:

The decrease in air density at higher altitudes results in reduced airflow. This can affect the cooling capacity of the compressor, as lower airflow hampers the dissipation of heat generated during compression. Inadequate cooling can lead to increased operating temperatures and potential overheating of the compressor.

3. Decreased Power Output:

Lower air density at higher altitudes also affects the power output of the compressor. The reduced oxygen content in the air can result in incomplete combustion, leading to decreased power generation. As a result, the compressor may deliver lower airflow and pressure than its rated capacity.

4. Extended Compression Cycle:

At higher altitudes, the air compressor needs to work harder to compress the thinner air. This can lead to an extended compression cycle, as the compressor may require more time to reach the desired pressure levels. The longer compression cycle can affect the overall efficiency and productivity of the compressor.

5. Pressure Adjustments:

When operating an air compressor at higher altitudes, it may be necessary to adjust the pressure settings. As the ambient air pressure decreases with altitude, the compressor’s pressure gauge may need to be recalibrated to maintain the desired pressure output. Failing to make these adjustments can result in underinflated tires, improper tool performance, or other issues.

6. Compressor Design:

Some air compressors are specifically designed to handle higher altitudes. These models may incorporate features such as larger intake filters, more robust cooling systems, and adjusted compression ratios to compensate for the reduced air density and maintain optimal performance.

7. Maintenance Considerations:

Operating an air compressor at higher altitudes may require additional maintenance and monitoring. It is important to regularly check and clean the intake filters to ensure proper airflow. Monitoring the compressor’s operating temperature and making any necessary adjustments or repairs is also crucial to prevent overheating and maintain efficient performance.

When using an air compressor at higher altitudes, it is advisable to consult the manufacturer’s guidelines and recommendations specific to altitude operations. Following these guidelines and considering the impact of altitude on air compressor performance will help ensure safe and efficient operation.

air compressor

What are the different types of air compressors?

There are several different types of air compressors, each with its own unique design and operating principle. Here’s an overview of the most commonly used types:

1. Reciprocating Air Compressors: Reciprocating air compressors, also known as piston compressors, use one or more pistons driven by a crankshaft to compress air. They operate by drawing air into a cylinder, compressing it with the piston’s up-and-down motion, and discharging the compressed air into a storage tank. Reciprocating compressors are known for their high pressure capabilities and are commonly used in industrial applications.

2. Rotary Screw Air Compressors: Rotary screw air compressors utilize two interlocking screws to compress air. As the male and female screws rotate, the air is trapped between them and gradually compressed as it moves along the screw threads. These compressors are known for their continuous duty cycle, high efficiency, and quiet operation. They are widely used in industrial, commercial, and automotive applications.

3. Centrifugal Air Compressors: Centrifugal air compressors rely on the principle of centrifugal force to compress air. They use a high-speed impeller to accelerate the incoming air and then convert the kinetic energy into pressure energy. Centrifugal compressors are commonly used in large-scale industrial applications that require high volumes of compressed air.

4. Rotary Vane Air Compressors: Rotary vane air compressors employ a rotor with sliding vanes that compress the air. As the rotor rotates, the vanes slide in and out of the rotor, creating compression chambers. Air is drawn in, trapped, and compressed as the vanes move. These compressors are compact, reliable, and suitable for small to medium-sized applications.

5. Axial Flow Air Compressors: Axial flow air compressors are primarily used in specialized applications such as aircraft engines and gas turbines. They utilize a series of rotating and stationary blades to compress air in a continuous flow. Axial flow compressors are known for their high flow rates and are designed for applications that require large volumes of compressed air.

6. Scroll Air Compressors: Scroll air compressors consist of two interlocking spirals or scrolls that compress the air. One spiral remains stationary while the other orbits around it, creating a series of expanding and contracting pockets that compress the air. Scroll compressors are compact, reliable, and commonly used in applications where low noise and oil-free air are required, such as medical and dental equipment.

These are just a few examples of the different types of air compressors available. Each type has its own advantages, capabilities, and ideal applications. The choice of air compressor depends on factors such as required pressure, flow rate, duty cycle, noise level, oil-free operation, and specific application requirements.

China supplier Industrial 25 Bar 30 Bar Air Compressor Screw Stationary S100t 309kw Diesel Screw Air Compressors Manufacturer   mini air compressorChina supplier Industrial 25 Bar 30 Bar Air Compressor Screw Stationary S100t 309kw Diesel Screw Air Compressors Manufacturer   mini air compressor
editor by CX 2023-10-23