Tag Archives: speed air compressor

China Standard General Equipment Fixed Speed IP23 20HP Screw Air Compressor with Best Sales

Product Description

Product Parameters

ZAKF 15kw 20hp Industrial Fixed speed 380V50HZ Screw Air Compressor

Product Name	Fixed Speed 20hp air compressor
Model	ZA-20
Working Pressure	7/8/10/12 bar
Coling Method	air cooling\water cooling
Voltage	380v50hz or custom
Noise	66+-2
Dimension	890650830MM
Weight	190KG
Outlet Size	G1/2

Product Description

Company Profile

Certification and Exhibitions

Packing & shipping

After Sales Service

Pre-Sales Service

* Inquiry and consulting support.
* Sample testing support.
* View our Factory.
* Supply of accessorise
* Information supply

After-Sales Service

* Training how to instal the machine, training how to use the machine.
* Engineers available to service machinery overseas.
* Machine maintenance
* Proposal of improvement

Customer Evaluation

FAQ & Contact Us

Q:Are you a factory or trade company?

A:We are a factory,we provide screw Air compressors,Air receivers,UltraFilters,Dryers,Electronic condensate drains and Oil/Water
separators.

Q:How to pay?
A:T/T and L/C,Western Union,Paypal.

Q:How about your monthly production?

A:8000sets/month.

Q: what’s the advantages of your company?

A:1. I have factory,the quality can be control. 2. the price is good 3. I have professional team 4. we can be your oem factory 5.
Excellent after service. 6. we have inverter compressor, it can save energy.

Q:How to package&delivery?
A:we will use standard wooden case to package and shipped after finishing payment.

Q:How many services you will provide about air compressor?
A:we will provie perfect before-sales and after-sales for each machine.

CONTACT US

Sales Manager:Cathy

HangZhou City CHINAMFG Compressor Parts
Co.,LTD HONGKONG CHINAMFG INDUSTRY LIMITED

/* 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:	Machine Maintenance
Warranty:	2 Year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Cylinder Position:	None

Customization:	Available \|

air compressor

Can air compressors be used for cleaning and blowing dust?

Yes, air compressors can be effectively used for cleaning and blowing dust in various applications. Here’s how air compressors are utilized for these purposes:

1. Cleaning Machinery and Equipment:

Air compressors are commonly used for cleaning machinery and equipment in industries such as manufacturing, automotive, and construction. Compressed air is directed through a nozzle or blowgun attachment to blow away dust, debris, and other contaminants from surfaces, crevices, and hard-to-reach areas. The high-pressure air effectively dislodges and removes accumulated dust, helping to maintain equipment performance and cleanliness.

2. Dusting Surfaces:

Air compressors are also employed for dusting surfaces in various settings, including homes, offices, and workshops. The compressed air can be used to blow dust off furniture, shelves, electronic equipment, and other objects. It provides a quick and efficient method of dusting, especially for intricate or delicate items where traditional dusting methods may be challenging.

3. Cleaning HVAC Systems:

Air compressors are utilized for cleaning HVAC (Heating, Ventilation, and Air Conditioning) systems. The compressed air can be used to blow dust, dirt, and debris from air ducts, vents, and cooling coils. This helps improve the efficiency and air quality of HVAC systems, preventing the buildup of contaminants that can affect indoor air quality.

4. Blowing Dust in Workshops:

In workshops and garages, air compressors are often used to blow dust and debris from workbenches, power tools, and work areas. Compressed air is directed to blow away loose particles and maintain a clean and safe work environment. This is particularly useful in woodworking, metalworking, and other trades where dust and debris can accumulate during the manufacturing or fabrication processes.

5. Cleaning Electronics and Computer Equipment:

Air compressors are employed for cleaning electronics and computer equipment. The compressed air is used to blow dust and debris from keyboards, computer cases, circuit boards, and other electronic components. It helps in preventing overheating and maintaining the proper functioning of sensitive electronic devices.

6. Industrial Cleaning Applications:

Air compressors find extensive use in industrial cleaning applications. They are employed in industrial settings, such as factories and warehouses, for cleaning large surfaces, production lines, and equipment. Compressed air is directed through specialized cleaning attachments or air-operated cleaning systems to remove dust, dirt, and contaminants efficiently.

When using air compressors for cleaning and blowing dust, it is important to follow safety precautions and guidelines. The high-pressure air can cause injury if directed towards the body or sensitive equipment. It is advisable to wear appropriate personal protective equipment, such as safety glasses and gloves, and ensure that the air pressure is regulated to prevent excessive force.

Overall, air compressors provide a versatile and effective solution for cleaning and blowing dust in various applications, offering a convenient alternative to traditional cleaning methods.

air compressor

How do you choose the right air compressor for woodworking?

Choosing the right air compressor for woodworking is essential to ensure efficient and effective operation of pneumatic tools and equipment. Here are some factors to consider when selecting an air compressor for woodworking:

1. Required Air Volume (CFM):

Determine the required air volume or cubic feet per minute (CFM) for your woodworking tools and equipment. Different tools have varying CFM requirements, so it is crucial to choose an air compressor that can deliver the required CFM to power your tools effectively. Make sure to consider the highest CFM requirement among the tools you’ll be using simultaneously.

2. Tank Size:

Consider the tank size of the air compressor. A larger tank allows for more stored air, which can be beneficial when using tools that require short bursts of high air volume. It helps maintain a consistent air supply and reduces the frequency of the compressor cycling on and off. However, if you have tools with continuous high CFM demands, a larger tank may not be as critical.

3. Maximum Pressure (PSI):

Check the maximum pressure (PSI) rating of the air compressor. Woodworking tools typically operate within a specific PSI range, so ensure that the compressor can provide the required pressure. It is advisable to choose an air compressor with a higher maximum PSI rating to accommodate any future tool upgrades or changes in your woodworking needs.

4. Noise Level:

Consider the noise level of the air compressor, especially if you’ll be using it in a residential or shared workspace. Some air compressors have noise-reducing features or are designed to operate quietly, making them more suitable for woodworking environments where noise control is important.

5. Portability:

Assess the portability requirements of your woodworking projects. If you need to move the air compressor frequently or work in different locations, a portable and lightweight compressor may be preferable. However, if the compressor will remain stationary in a workshop, a larger, stationary model might be more suitable.

6. Power Source:

Determine the power source available in your woodworking workspace. Air compressors can be powered by electricity or gasoline engines. If electricity is readily available, an electric compressor may be more convenient and cost-effective. Gasoline-powered compressors offer greater flexibility for remote or outdoor woodworking projects where electricity may not be accessible.

7. Quality and Reliability:

Choose an air compressor from a reputable manufacturer known for producing reliable and high-quality equipment. Read customer reviews and consider the warranty and after-sales support offered by the manufacturer to ensure long-term satisfaction and reliability.

8. Budget:

Consider your budget and balance it with the features and specifications required for your woodworking needs. While it’s important to invest in a reliable and suitable air compressor, there are options available at various price points to accommodate different budgets.

By considering these factors and evaluating your specific woodworking requirements, you can choose an air compressor that meets the demands of your tools, provides efficient performance, and enhances your woodworking experience.

air compressor

What is the difference between a piston and rotary screw compressor?

Piston compressors and rotary screw compressors are two common types of air compressors with distinct differences in their design and operation. Here’s a detailed explanation of the differences between these two compressor types:

1. Operating Principle:

Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) 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.

2. Compression Method:

Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

These are some of the key differences between piston compressors and rotary screw compressors. The choice between the two depends on factors such as required flow rate, pressure, duty cycle, efficiency, noise level, maintenance needs, and specific application requirements.

China Standard General Equipment Fixed Speed IP23 20HP Screw Air Compressor with Best Sales
editor by CX 2024-02-10

China best Stationary Rotary Fixed Speed 75kw 100HP Screw Type Air Compressor mini air compressor

Product Description

Stationary Rotary Fixed Speed 75KW 100HP Screw Type Air Compressor

Model number	AS-100HB
Driven method	Direct driven
Capacity	12.0m3/min @8bar
Motor	IP54
Type	Fixed Speed Type Compressor
Applicant for	Mould industry, plastic injection machine, printing industry, 4S shop etc

Detailed Photos

Technical data for permanent magnet inverter type (PMC Series) compressor

Company Profile

HangZhou Xihu (West Lake) Dis. Mechanical Equipment Co., Ltd. is located in B district of lianhua industrial park, HangZhou city, ZheJiang province. The company was founded in May 2018, covers an area of more than 150 acres, and has a factory building of more than 6,000 square meters. The company has more than 300 fixed employees, more than 50 skilled workers, and more than 40 sets of large-scale production equipment.
The company has a complete equipment production system. In order to strengthen the integration of the industry, the company passed the ISO9001:2008 international quality management system verification at the end of 2018. After the company’s unity, positive and facing fierce market competition, the company is relying on its own advantages to integrate external resources, optimize pioneering and innovation, and move CHINAMFG in the direction of diversified business and diversified operations. The company is mainly engaged in the production of screw air compressors and spare parts. The main products are fix speed screw air compressor,variable frequency speed screw air compressor, permanent magnet variable frequency speed screw air compressor and two-stage screw air compressor. At the end of 2018, the company joined forces with famous school designers to develop integrated screw compressors. The pressure range is 0.4mpa-1.6mpa and the power is 4kw-315kw. It can be customized to meet the requirements of different climate buyers in different countries.Although it was only established for 1 year, with the advantage of high cost performance, energy saving and environmental protection, our customers have reached more than 2,000 in the world. The company has always been committed to revitalizing the national industry and building internationally renowned brands to provide users with time. The most perfect gas supply is the mission. With the aim of flow management, first-class technology, first-class products and first-class service, the brand of ZhiQi will be carried forward.

Certifications

Successful Project

Packaging & Shipping

FAQ

Q1. How about the package for this compressor?
A: Generally, we pack our goods in neutral wooden case. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of screw air compressor payment?
A: 100%T/T in advance, L/C, Paypal before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of air compressor screw type delivery?
A: EXW, FOB, CFR, CIF, DDU are available.

Q4. How about your delivery time for this compresores?
A: Generally, it will take 5-7 working days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce the air compressor screw type according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the 10hp~75hp screw air compressor sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your air compressor screw type before delivery?
A: Yes, we have 100% test before delivery, don’t worry about the compressor quality.

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

/* 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:	Two Years
Warranty:	1year
Lubrication Style:	Lubricated
Cooling System:	Air Cooling
Power Source:	AC Power
Structure Type:	Closed Type

Customization:	Available \|

air compressor

How are air compressors utilized in pharmaceutical manufacturing?

Air compressors play a crucial role in pharmaceutical manufacturing, where they are utilized for various critical applications. The pharmaceutical industry requires a reliable source of clean and compressed air to ensure the safety, efficiency, and quality of its processes. Here’s an overview of how air compressors are utilized in pharmaceutical manufacturing:

1. Manufacturing Processes:

Air compressors are used in numerous manufacturing processes within the pharmaceutical industry. Compressed air is employed for tasks such as mixing and blending of ingredients, granulation, tablet compression, coating, and encapsulation of pharmaceutical products. The controlled delivery of compressed air facilitates precise and consistent manufacturing processes, ensuring the production of high-quality pharmaceuticals.

2. Instrumentation and Control Systems:

Pharmaceutical manufacturing facilities rely on compressed air for powering instrumentation and control systems. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control temperature and pressure, and automate various processes. The clean and dry nature of compressed air makes it ideal for maintaining the integrity and accuracy of these critical control mechanisms.

3. Packaging and Filling:

Air compressors are employed in pharmaceutical packaging and filling processes. Compressed air is used to power machinery and equipment for bottle cleaning, labeling, capping, and sealing of pharmaceutical products. Compressed air provides the necessary force and precision for efficient and reliable packaging, ensuring product safety and compliance.

4. Cleanroom Environments:

Pharmaceutical manufacturing often takes place in controlled cleanroom environments to prevent contamination and maintain product quality. Air compressors are used to supply clean and filtered compressed air to these cleanrooms, ensuring a controlled and sterile environment for the production of pharmaceuticals. Compressed air is also utilized in cleanroom air showers and air curtains for personnel and material decontamination.

5. Laboratory Applications:

In pharmaceutical laboratories, air compressors are utilized for various applications. Compressed air is used in laboratory instruments, such as gas chromatographs, mass spectrometers, and other analytical equipment. It is also employed in clean air cabinets, fume hoods, and laminar flow benches, providing a controlled and clean environment for testing, analysis, and research.

6. HVAC Systems:

Air compressors are involved in heating, ventilation, and air conditioning (HVAC) systems in pharmaceutical manufacturing facilities. Compressed air powers the operation of HVAC controls, dampers, actuators, and air handling units, ensuring proper air circulation, temperature control, and environmental conditions in various manufacturing areas.

By utilizing air compressors in pharmaceutical manufacturing, the industry can maintain strict quality standards, enhance operational efficiency, and ensure the safety and efficacy of pharmaceutical products.

air compressor

How does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

The horsepower rating of an air compressor indicates its power output or the rate at which it can perform work. Generally, a higher horsepower rating translates to a greater power output, allowing the air compressor to deliver more compressed air per unit of time. This increased power output enables the compressor to operate pneumatic tools and equipment that require higher air pressure or greater airflow.

Air Pressure:

The horsepower of an air compressor is directly related to the air pressure it can generate. Air compressors with higher horsepower ratings have the capacity to produce higher air pressures. This is particularly important when operating tools or machinery that require specific air pressure levels to function optimally. For example, heavy-duty pneumatic tools like jackhammers or impact wrenches may require higher air pressure to deliver the necessary force.

Air Volume:

In addition to air pressure, the horsepower of an air compressor also affects the air volume or airflow it can provide. Higher horsepower compressors can deliver greater volumes of compressed air, measured in cubic feet per minute (CFM). This increased airflow is beneficial when using pneumatic tools that require a continuous supply of compressed air, such as paint sprayers or sandblasters.

Duty Cycle:

The horsepower rating of an air compressor can also influence its duty cycle. The duty cycle refers to the amount of time an air compressor can operate continuously before it needs to rest and cool down. Higher horsepower compressors often have larger and more robust components, allowing them to handle heavier workloads and operate for longer periods without overheating. This is particularly important in demanding applications where continuous and uninterrupted operation is required.

Size and Portability:

It’s worth noting that the horsepower rating can also affect the physical size and portability of an air compressor. Higher horsepower compressors tend to be larger and heavier due to the need for more substantial motors and components to generate the increased power output. This can impact the ease of transportation and maneuverability, especially in portable or mobile applications.

When selecting an air compressor, it is essential to consider the specific requirements of your intended applications. Factors such as desired air pressure, airflow, duty cycle, and portability should be taken into account. It’s important to choose an air compressor with a horsepower rating that aligns with the demands of the tools and equipment you plan to operate, ensuring optimal performance and efficiency.

Consulting the manufacturer’s specifications and guidelines can provide valuable information on how the horsepower rating of an air compressor corresponds to its capabilities and suitability for different tasks.

air compressor

What are the key components of an air compressor system?

An air compressor system consists of several key components that work together to generate and deliver compressed air. Here are the essential components:

1. Compressor Pump: The compressor pump is the heart of the air compressor system. It draws in ambient air and compresses it to a higher pressure. The pump can be reciprocating (piston-driven) or rotary (screw, vane, or scroll-driven) based on the compressor type.

2. Electric Motor or Engine: The electric motor or engine is responsible for driving the compressor pump. It provides the power necessary to operate the pump and compress the air. The motor or engine’s size and power rating depend on the compressor’s capacity and intended application.

3. Air Intake: The air intake is the opening or inlet through which ambient air enters the compressor system. It is equipped with filters to remove dust, debris, and contaminants from the incoming air, ensuring clean air supply and protecting the compressor components.

4. Compression Chamber: The compression chamber is where the actual compression of air takes place. In reciprocating compressors, it consists of cylinders, pistons, valves, and connecting rods. In rotary compressors, it comprises intermeshing screws, vanes, or scrolls that compress the air as they rotate.

5. Receiver Tank: The receiver tank, also known as an air tank, is a storage vessel that holds the compressed air. It acts as a buffer, allowing for a steady supply of compressed air during peak demand periods and reducing pressure fluctuations. The tank also helps separate moisture from the compressed air, allowing it to condense and be drained out.

6. Pressure Relief Valve: The pressure relief valve is a safety device that protects the compressor system from over-pressurization. It automatically releases excess pressure if it exceeds a predetermined limit, preventing damage to the system and ensuring safe operation.

7. Pressure Switch: The pressure switch is an electrical component that controls the operation of the compressor motor. It monitors the pressure in the system and automatically starts or stops the motor based on pre-set pressure levels. This helps maintain the desired pressure range in the receiver tank.

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

9. Air Outlet and Distribution System: The air outlet is the point where the compressed air is delivered from the compressor system. It is connected to a distribution system comprising pipes, hoses, fittings, and valves that carry the compressed air to the desired application points or tools.

10. Filters, Dryers, and Lubricators: Depending on the application and air quality requirements, additional components such as filters, dryers, and lubricators may be included in the system. Filters remove contaminants, dryers remove moisture from the compressed air, and lubricators provide lubrication to pneumatic tools and equipment.

These are the key components of an air compressor system. Each component plays a crucial role in the generation, storage, and delivery of compressed air for various industrial, commercial, and personal applications.

China best Stationary Rotary Fixed Speed 75kw 100HP Screw Type Air Compressor mini air compressor
editor by CX 2024-02-04

China high quality CHINAMFG Oil-Less Fix Speed Rotary Screw Air Compressors 37kw air compressor CHINAMFG freight

Product Description

Model	LGPM-10HP	LGPM-15HP	LGPM-20HP	LGPM-30HP	LGPM-50HP	LGPM-60HP
Motor Power(KW)	7.5	11	15	22	37	45
Capacity/Pressure (m3/min/MPa)	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

Model	LGPM-75HP	LGPM-100HP	LGPM-125HP	LGPM-150HP	LGPM-175HP	LGPM-200HP
Motor Power(KW)	55	75	90	110	132	160
Capacity/Pressure (m3/min/MPa)	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 !

RFQ:

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.

/* 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

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

Customization:	Available \|

air compressor

Can air compressors be used for shipbuilding and maritime applications?

Air compressors are widely used in shipbuilding and maritime applications for a variety of tasks and operations. The maritime industry relies on compressed air for numerous essential functions. Here’s an overview of how air compressors are employed in shipbuilding and maritime applications:

1. Pneumatic Tools and Equipment:

Air compressors are extensively used to power pneumatic tools and equipment in shipbuilding and maritime operations. Pneumatic tools such as impact wrenches, drills, grinders, sanders, and chipping hammers require compressed air to function. The versatility and power provided by compressed air make it an ideal energy source for heavy-duty tasks, maintenance, and construction activities in shipyards and onboard vessels.

2. Painting and Surface Preparation:

Air compressors play a crucial role in painting and surface preparation during shipbuilding and maintenance. Compressed air is used to power air spray guns, sandblasting equipment, and other surface preparation tools. Compressed air provides the force necessary for efficient and uniform application of paints, coatings, and protective finishes, ensuring the durability and aesthetics of ship surfaces.

3. Pneumatic Actuation and Controls:

Air compressors are employed in pneumatic actuation and control systems onboard ships. Compressed air is used to operate pneumatic valves, actuators, and control devices that regulate the flow of fluids, control propulsion systems, and manage various shipboard processes. Pneumatic control systems offer reliability and safety advantages in maritime applications.

4. Air Start Systems:

In large marine engines, air compressors are used in air start systems. Compressed air is utilized to initiate the combustion process in the engine cylinders. The compressed air is injected into the cylinders to turn the engine’s crankshaft, enabling the ignition of fuel and starting the engine. Air start systems are commonly found in ship propulsion systems and power generation plants onboard vessels.

5. Pneumatic Conveying and Material Handling:

In shipbuilding and maritime operations, compressed air is used for pneumatic conveying and material handling. Compressed air is utilized to transport bulk materials, such as cement, sand, and grain, through pipelines or hoses. Pneumatic conveying systems enable efficient and controlled transfer of materials, facilitating construction, cargo loading, and unloading processes.

6. Air Conditioning and Ventilation:

Air compressors are involved in air conditioning and ventilation systems onboard ships. Compressed air powers air conditioning units, ventilation fans, and blowers, ensuring proper air circulation, cooling, and temperature control in various ship compartments, cabins, and machinery spaces. Compressed air-driven systems contribute to the comfort, safety, and operational efficiency of maritime environments.

These are just a few examples of how air compressors are utilized in shipbuilding and maritime applications. Compressed air’s versatility, reliability, and convenience make it an indispensable energy source for various tasks and systems in the maritime industry.

air compressor

How are air compressors utilized in pneumatic tools?

Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:

Power Source:

Pneumatic tools rely on compressed air as their power source. The air compressor generates and stores compressed air, which is then delivered to the pneumatic tool through a hose or piping system. The compressed air provides the force necessary for the tool to perform various tasks.

Air Pressure Regulation:

Air compressors are equipped with pressure regulation systems to control the output pressure of the compressed air. Different pneumatic tools require different air pressure levels to operate optimally. The air compressor’s pressure regulator allows users to adjust the output pressure according to the specific requirements of the pneumatic tool being used.

Air Volume and Flow:

Air compressors provide a continuous supply of compressed air, ensuring a consistent air volume and flow rate for pneumatic tools. The air volume is typically measured in cubic feet per minute (CFM) and determines the tool’s performance capabilities. Higher CFM ratings indicate that the pneumatic tool can deliver more power and operate at a faster rate.

Tool Actuation:

Pneumatic tools utilize compressed air to actuate their mechanical components. For example, an air-powered impact wrench uses compressed air to drive the tool’s internal hammer mechanism, generating high torque for fastening or loosening bolts and nuts. Similarly, air-powered drills, sanders, nail guns, and spray guns rely on compressed air to power their respective operations.

Versatility:

One of the significant advantages of pneumatic tools is their versatility, and air compressors enable this flexibility. A single air compressor can power a wide range of pneumatic tools, eliminating the need for separate power sources for each tool. This makes pneumatic tools a popular choice in various industries, such as automotive, construction, manufacturing, and woodworking.

Portability:

Air compressors come in different sizes and configurations, offering varying degrees of portability. Smaller portable air compressors are commonly used in applications where mobility is essential, such as construction sites or remote locations. The portability of air compressors allows pneumatic tools to be used in various work environments without the constraints of being tethered to a fixed power source.

Overall, air compressors are integral to the functionality and operation of pneumatic tools. They provide the necessary power, air pressure regulation, and continuous airflow required for pneumatic tools to perform a wide range of tasks efficiently and effectively.

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 high quality CHINAMFG Oil-Less Fix Speed Rotary Screw Air Compressors 37kw air compressor CHINAMFG freight
editor by CX 2024-01-05

China high quality 185K 250HP Oil Injected Screw Air Compressor Fix Speed 7 8 10 13 Barg 50Hz 60Hz wholesaler

Product Description

Crownwell Oil-Injected Rotary Screw Compressors

CWD 7-400 & CWD 7-400 PM
Power output: 7-400 kW / 10-500 hp
Delivery rate: 0.8-71.2 m3/min / 28-2514 cfm
Pressure range: 7-13 bar / 100-190 psig

CROWNWELL COMPRESSOR – HIGHEST STHangZhouRD

SIMPLICITY BUT NOT SIMPLE

For 3 generations, customers from mechanical engineering, industry and trade have relied on CHINAMFG know-how when it comes to plHangZhou, developing and manufacturing compressed air systems. They are fully aware of the fact that CHINAMFG AIR is more than just ordinary compressed air: utmost safety, outstanding efficiency, excellent quality, maximized flexibility along with dependable service are the ingredients to transform CHINAMFG AIR into air to work with – in China, in Asia and in more than 102 countries around the world.

The III generation, the basis for economical compressed air production

The Know-How
More than decades of know-how in manufacturing for the compressed air market. World wide knowledge in different compressed air applications have guided the development of customer specified stationary screw compressors.

Technical Advancement for your Benefit
The advantage of CHINAMFG lies in its simplified construction. Fewer components are utilized. This means a 60% reduction in main and wearing parts and over 70% fewer pipes and connections. In turn, this greatly reduces the risk of leakages, making the system environmentally friendly. Safe direct drive operation without V-belt transmission.

The CHINAMFG CHINAMFG works in the following way:
Ambient air is drawn through the intake filter and the multifunctional control system into the CHINAMFG block. This block consists of a pair of screw rotors. The main rotor, driven by an electric motor, takes the secondary rotor with it. The air is drawn in by the rotation of both of the interlocking rotors and is continually compressed. During rotation, coolant is injected into the rotors and forms a hydrostatic film between the main and secondary rotors. The function of the coolant is to seal the rotors, lubricate the bearings and adsorb the compression heat. Before compressed air leaves the compressor ( at 80 ºC approx.) it is separated from the coolant before being cooled in the aftercooler to approx.. 8ºC to 12ºC above the ambient temperature. The coolant then passes to the thermostatic control block and filter, before entering the cooler where it is cooled from approx.. 80ºC down to 50ºC. It is then injected back into the CHINAMFG block.

Features:
Direct drive via flexible coupling.
Fully encapsulated CHINAMFG CHINAMFG block.
Standard electric motor Protection Index IP23 and IP54.
User friendly service access.
Top quality, washable, oil resistant sound insulation.
Ready for operation, prewired and fully enclosed.
With operating mode selector switch Automatic-Off-Continuous.
Centrally mounted cooling fan provided for compressed air and lubricant coolers.
Compact and neat cabinet design.

Optional Equipment:
Sense of rotation
Multiple unit control with automatic base load selection
Full motor protection
Mains isolator switch for wall mounting

Beyond these features we offer a wide choice of compressed air accessories in reference to our compressor product range.
Energy Recovery Systems CROWNWELL-THERM
Compressed Air Filters
Compressed Air Dryers
Condensate Traps
Oil-Water Separators
Compressed Air Receivers

Crownwell OIL-INJECTED FIXED SPEED COMPRESSOR

TECHNICAL SPECIFICATIONS CWD 7-400
(7.5-400kW / 10-500hp)

Model	Motor Power kW / hp	Free Air Delivery m3/min				Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
Model	Motor Power kW / hp	7barg	8barg	10barg	13barg	Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
CWD7	7.5 / 10	1.3	1.2	1.0	0.8	66	880700920	240
CWD11	11 / 15	1.7	1.6	1.4	1.2	68	10807501000	400
CWD15	15 / 20	2.5	2.3	2.1	1.9	68	10807501000	420
CWD18	18.5 / 25	3.2	3.0	2.7	2.4	68	12808501160	550
CWD22	22 / 30	3.8	3.6	3.2	2.8	68	12808501160	580
CWD30	30 / 40	5.3	5.0	4.5	4.0	68	12808501160	600
CWD37	37 / 50	6.8	6.2	5.6	5.0	68	140010001290	800
CWD45	45 / 60	8.0	7.3	7.0	5.9	72	140010001290	850
CWD55	55 / 75	10.1	9.5	8.7	7.8	72	180012301570	1660
CWD75	75 / 100	13.6	12.8	12.3	10.2	72	180012301570	1800
CWD90	90 / 125	16.2	15.5	14.0	12.5	72	180012301570	1900
CWD110	110 / 150	21.2	19.8	17.8	15.5	72	240014701840	2500
CWD132	132 / 180	24.5	23.2	20.5	17.8	75	240014701840	2700
CWD160	160 / 215	28.8	27.8	25.0	22.4	75	240014701840	3000
CWD185	185 / 250	32.5	31.2	28.0	25.8	75	315019802150	3500
CWD200	200 / 270	36.0	34.3	30.5	28.0	82	315019802150	4000
CWD250	250 / 350	43.0	41.5	38.2	34.9	82	315019802150	4500
CWD315	315 / 400	51.0	50.2	44.5	39.5	82	315019802150	6000
CWD355	355 / 450	64.0	61.0	56.5	49.0	84	315019802150	6500
CWD400	400 / 500	71.2	68.1	62.8	52.2	84	315019802150	7200

Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)

Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F

Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)

Crownwell OIL-INJECTED PERMANENT MAGNET COMPRESSOR

TECHNICAL SPECIFICATIONS CWD 7-400 PM
(7.5-400kW / 10-500hp)

Model	Motor Power kW / hp	Free Air Delivery m3/min				Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
Model	Motor Power kW / hp	7barg	8barg	10barg	13barg	Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
CWD7 PM	7.5 / 10	1.3	1.2	1.0	0.8	66	760700920	200
CWD11 PM	11 / 15	1.7	1.6	1.4	1.2	68	9807501000	350
CWD15 PM	15 / 20	2.5	2.3	2.1	1.9	68	9807501000	360
CWD18 PM	18.5 / 25	3.2	3.0	2.7	2.4	68	11208501160	500
CWD22 PM	22 / 30	3.8	3.6	3.2	2.8	68	11208501160	520
CWD30 PM	30 / 40	5.3	5.0	4.5	4.0	68	11208501160	550
CWD37 PM	37 / 50	6.8	6.2	5.6	5.0	68	128010001290	750
CWD45 PM	45 / 60	8.0	7.3	7.0	5.9	72	128010001290	780
CWD55 PM	55 / 75	10.1	9.5	8.7	7.8	72	180012301570	1600
CWD75 PM	75 / 100	13.6	12.8	12.3	10.2	72	180012301570	1800
CWD90 PM	90 / 125	16.2	15.5	14.0	12.5	72	180012301570	1900
CWD110 PM	110 / 150	21.2	19.8	17.8	15.5	72	240014701840	2500
CWD132 PM	132 / 180	24.5	23.2	20.5	17.8	75	240014701840	2700
CWD160 PM	160 / 215	28.8	27.8	25.0	22.4	75	240014701840	3000
CWD185 PM	185 / 250	32.5	31.2	28.0	25.8	75	315019802150	3500
CWD200 PM	200 / 270	36.0	34.3	30.5	28.0	82	315019802150	4000
CWD250 PM	250 / 350	43.0	41.5	38.2	34.9	82	315019802150	4500
CWD315 PM	315 / 400	51.0	50.2	44.5	39.5	82	315019802150	6000
CWD355 PM	355 / 450	64.0	61.0	56.5	49.0	84	315019802150	6500
CWD400 PM	400 / 500	71.2	68.1	62.8	52.2	84	315019802150	7200

Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)

Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F

Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
PM-Permanent Magnet

/* 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

Lubrication Style:	Lubricated
Cooling System:	AC Cooling and Air Cooling
Power Source:	AC Power

Customization:	Available \|

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

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

air compressor

How are air compressors utilized in pharmaceutical manufacturing?

1. Manufacturing Processes:

2. Instrumentation and Control Systems:

3. Packaging and Filling:

4. Cleanroom Environments:

5. Laboratory Applications:

6. HVAC Systems:

air compressor

How are air compressors utilized in pneumatic tools?

Air compressors play a crucial role in powering and operating pneumatic tools. Here’s a detailed explanation of how air compressors are utilized in pneumatic tools:

Power Source:

Air Pressure Regulation:

Air Volume and Flow:

Tool Actuation:

Versatility:

Portability:

air compressor

What is the difference between a piston and rotary screw compressor?

1. Operating Principle:

Piston Compressors: Piston compressors, also known as reciprocating compressors, use one or more pistons driven by a crankshaft to compress air. The piston moves up and down within a cylinder, creating a vacuum during the intake stroke and compressing the air during the compression stroke.
Rotary Screw Compressors: Rotary screw compressors utilize two intermeshing screws (rotors) 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.

2. Compression Method:

Piston Compressors: Piston compressors achieve compression through a positive displacement process. The air is drawn into the cylinder and compressed as the piston moves back and forth. The compression is intermittent, occurring in discrete cycles.
Rotary Screw Compressors: Rotary screw compressors also employ a positive displacement method. The compression is continuous as the rotating screws create a continuous flow of air and compress it gradually as it moves along the screw threads.

3. Efficiency:

Piston Compressors: Piston compressors are known for their high efficiency at lower flow rates and higher pressures. They are well-suited for applications that require intermittent or variable air demand.
Rotary Screw Compressors: Rotary screw compressors are highly efficient for continuous operation and are designed to handle higher flow rates. They are often used in applications with a constant or steady air demand.

4. Noise Level:

Piston Compressors: Piston compressors tend to generate more noise during operation due to the reciprocating motion of the pistons and valves.
Rotary Screw Compressors: Rotary screw compressors are generally quieter in operation compared to piston compressors. The smooth rotation of the screws contributes to reduced noise levels.

5. Maintenance:

Piston Compressors: Piston compressors typically require more frequent maintenance due to the higher number of moving parts, such as pistons, valves, and rings.
Rotary Screw Compressors: Rotary screw compressors have fewer moving parts, resulting in lower maintenance requirements. They often have longer service intervals and can operate continuously for extended periods without significant maintenance.

6. Size and Portability:

Piston Compressors: Piston compressors are available in both smaller portable models and larger stationary units. Portable piston compressors are commonly used in construction, automotive, and DIY applications.
Rotary Screw Compressors: Rotary screw compressors are typically larger and more suitable for stationary installations in industrial and commercial settings. They are less commonly used in portable applications.

China high quality 185K 250HP Oil Injected Screw Air Compressor Fix Speed 7 8 10 13 Barg 50Hz 60Hz wholesaler
editor by CX 2023-12-16

China OEM 210cfm,8 bar PM Various speed direct driven Screw Air Compressor Industrial use in the factory air compressor portable

Product Description

Contact details:
Company name:HangZhou CHINAMFG Compressor Co.,Ltd
Company address:No.172,Nanche Road,Xihu (West Lake) Dis.cheng district,HangZhou city.
Website:http://compscompressor
Sales manager:Mr Rick

After-sales Service:	12 months
Warranty:	12 months
Lubrication Style:	Lubricated

Customization:	Available \|

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

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

air compressor

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 does the horsepower of an air compressor affect its capabilities?

The horsepower of an air compressor is a crucial factor that directly impacts its capabilities and performance. Here’s a closer look at how the horsepower rating affects an air compressor:

Power Output:

Air Pressure:

Air Volume:

Duty Cycle:

Size and Portability:

air compressor

Can you explain the basics of air compressor terminology?

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

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

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

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

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

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

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

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

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

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

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

China OEM 210cfm,8 bar PM Various speed direct driven Screw Air Compressor Industrial use in the factory air compressor portable
editor by CX 2023-11-07

China Custom 7.5kw 10HP CHINAMFG Oil Injected Screw Air Compressor Fix Speed 7 8 10 13 Barg 12v air compressor

Product Description

Crownwell Oil-Injected Rotary Screw Compressors

CWD 7-400 & CWD 7-400 PM
Power output: 7-400 kW / 10-500 hp
Delivery rate: 0.8-71.2 m3/min / 28-2514 cfm
Pressure range: 7-13 bar / 100-190 psig

CROWNWELL COMPRESSOR – HIGHEST STHangZhouRD

SIMPLICITY BUT NOT SIMPLE

The III generation, the basis for economical compressed air production

Optional Equipment:
Sense of rotation
Multiple unit control with automatic base load selection
Full motor protection
Mains isolator switch for wall mounting

Crownwell OIL-INJECTED FIXED SPEED COMPRESSOR

TECHNICAL SPECIFICATIONS CWD 7-400
(7.5-400kW / 10-500hp)

Model	Motor Power kW / hp	Free Air Delivery m3/min				Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
Model	Motor Power kW / hp	7barg	8barg	10barg	13barg	Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
CWD7	7.5 / 10	1.3	1.2	1.0	0.8	66	880700920	240
CWD11	11 / 15	1.7	1.6	1.4	1.2	68	10807501000	400
CWD15	15 / 20	2.5	2.3	2.1	1.9	68	10807501000	420
CWD18	18.5 / 25	3.2	3.0	2.7	2.4	68	12808501160	550
CWD22	22 / 30	3.8	3.6	3.2	2.8	68	12808501160	580
CWD30	30 / 40	5.3	5.0	4.5	4.0	68	12808501160	600
CWD37	37 / 50	6.8	6.2	5.6	5.0	68	140010001290	800
CWD45	45 / 60	8.0	7.3	7.0	5.9	72	140010001290	850
CWD55	55 / 75	10.1	9.5	8.7	7.8	72	180012301570	1660
CWD75	75 / 100	13.6	12.8	12.3	10.2	72	180012301570	1800
CWD90	90 / 125	16.2	15.5	14.0	12.5	72	180012301570	1900
CWD110	110 / 150	21.2	19.8	17.8	15.5	72	240014701840	2500
CWD132	132 / 180	24.5	23.2	20.5	17.8	75	240014701840	2700
CWD160	160 / 215	28.8	27.8	25.0	22.4	75	240014701840	3000
CWD185	185 / 250	32.5	31.2	28.0	25.8	75	315019802150	3500
CWD200	200 / 270	36.0	34.3	30.5	28.0	82	315019802150	4000
CWD250	250 / 350	43.0	41.5	38.2	34.9	82	315019802150	4500
CWD315	315 / 400	51.0	50.2	44.5	39.5	82	315019802150	6000
CWD355	355 / 450	64.0	61.0	56.5	49.0	84	315019802150	6500
CWD400	400 / 500	71.2	68.1	62.8	52.2	84	315019802150	7200

Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)

Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F

Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)

Crownwell OIL-INJECTED PERMANENT MAGNET COMPRESSOR

TECHNICAL SPECIFICATIONS CWD 7-400 PM
(7.5-400kW / 10-500hp)

Model	Motor Power kW / hp	Free Air Delivery m3/min				Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
Model	Motor Power kW / hp	7barg	8barg	10barg	13barg	Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
CWD7 PM	7.5 / 10	1.3	1.2	1.0	0.8	66	760700920	200
CWD11 PM	11 / 15	1.7	1.6	1.4	1.2	68	9807501000	350
CWD15 PM	15 / 20	2.5	2.3	2.1	1.9	68	9807501000	360
CWD18 PM	18.5 / 25	3.2	3.0	2.7	2.4	68	11208501160	500
CWD22 PM	22 / 30	3.8	3.6	3.2	2.8	68	11208501160	520
CWD30 PM	30 / 40	5.3	5.0	4.5	4.0	68	11208501160	550
CWD37 PM	37 / 50	6.8	6.2	5.6	5.0	68	128010001290	750
CWD45 PM	45 / 60	8.0	7.3	7.0	5.9	72	128010001290	780
CWD55 PM	55 / 75	10.1	9.5	8.7	7.8	72	180012301570	1600
CWD75 PM	75 / 100	13.6	12.8	12.3	10.2	72	180012301570	1800
CWD90 PM	90 / 125	16.2	15.5	14.0	12.5	72	180012301570	1900
CWD110 PM	110 / 150	21.2	19.8	17.8	15.5	72	240014701840	2500
CWD132 PM	132 / 180	24.5	23.2	20.5	17.8	75	240014701840	2700
CWD160 PM	160 / 215	28.8	27.8	25.0	22.4	75	240014701840	3000
CWD185 PM	185 / 250	32.5	31.2	28.0	25.8	75	315019802150	3500
CWD200 PM	200 / 270	36.0	34.3	30.5	28.0	82	315019802150	4000
CWD250 PM	250 / 350	43.0	41.5	38.2	34.9	82	315019802150	4500
CWD315 PM	315 / 400	51.0	50.2	44.5	39.5	82	315019802150	6000
CWD355 PM	355 / 450	64.0	61.0	56.5	49.0	84	315019802150	6500
CWD400 PM	400 / 500	71.2	68.1	62.8	52.2	84	315019802150	7200

Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)

Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F

Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
PM-Permanent Magnet

Crownwell TWO-STAGE OIL-INJECTED COMPRESSOR

TECHNICAL SPECIFICATIONS CWD 7-400 PM
(7.5-400kW / 10-500hp)

Model	Motor Power kW / hp	Free Air Delivery m3/min				Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
Model	Motor Power kW / hp	7barg	8barg	10barg	13barg	Noise Level dB(A)	Dimension *L W * H** mm	Weight Kg
CWD15-2S	15 / 20	3.0	2.9	2.4	2.2	68	14808501180	780
CWD18-2S	18.5 / 25	3.6	3.5	2.9	2.5	68	14808501180	800
CWD22-2S	22 / 30	4.2	4.1	3.5	3.2	68	14808501180	820
CWD30-2S	30 / 40	6.5	6.4	4.9	4.2	68	172011101480	1080
CWD37-2S	37 / 50	7.2	7.1	6.3	5.4	68	172011101480	1100
CWD45-2S	45 / 60	9.8	9.7	7.8	6.5	72	172011101480	1120
CWD55-2S	55 / 75	12.8	12.5	9.6	8.6	72	210013501720	2080
CWD75-2S	75 / 100	17.5	16.5	12.5	11.2	72	210013501720	2100
CWD90-2S	90 / 125	20.8	19.8	16.9	14.3	72	246017001900	3280
CWD110-2S	110 / 150	24.5	23.5	19.7	17.6	72	246017001900	3480
CWD132-2S	132 / 180	30.0	28.0	23.5	19.8	75	290018002571	3980
CWD160-2S	160 / 215	34.5	33.6	30.0	23.8	75	290018002571	4280
CWD185-2S	185 / 250	41.0	38.4	32.5	28.6	75	380019802150	5450
CWD200-2S	200 / 270	44.6	43.0	38.5	32.8	82	380019802150	5600
CWD220-2S	220 / 300	48.6	47.0	41.0	38.0	82	380019802150	6500
CWD250-2S	250 / 350	55.0	54.0	46.0	40.0	82	380019802150	6600

Unit performance measured according to ISO 1217, Annex C, Edition 4 (2009)

Reference conditions:
-Relative humidity 0%
-Absolute inlet pressure: 1 bar (a) (14.5 psi)
-Intake air temperature: 20°C, 68°F

Noise level measured according to ISO 2151:2004, operation at max. operating pressure and max. speed; tolerance: ±3 dB(A)
2S-Two Stage

Lubrication Style:	Lubricated
Cooling System:	AC Cooling and Air Cooling
Power Source:	AC Power

Customization:	Available \|

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Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

air compressor

What role do air dryers play in compressed air systems?

Air dryers play a crucial role in compressed air systems by removing moisture and contaminants from the compressed air. Compressed air, when generated, contains water vapor from the ambient air, which can condense and cause issues in the system and end-use applications. Here’s an overview of the role air dryers play in compressed air systems:

1. Moisture Removal:

Air dryers are primarily responsible for removing moisture from the compressed air. Moisture in compressed air can lead to problems such as corrosion in the system, damage to pneumatic tools and equipment, and compromised product quality in manufacturing processes. Air dryers utilize various techniques, such as refrigeration, adsorption, or membrane separation, to reduce the dew point of the compressed air and eliminate moisture.

2. Contaminant Removal:

In addition to moisture, compressed air can also contain contaminants like oil, dirt, and particles. Air dryers help in removing these contaminants to ensure clean and high-quality compressed air. Depending on the type of air dryer, additional filtration mechanisms may be incorporated to enhance the removal of oil, particulates, and other impurities from the compressed air stream.

3. Protection of Equipment and Processes:

By removing moisture and contaminants, air dryers help protect the downstream equipment and processes that rely on compressed air. Moisture and contaminants can negatively impact the performance, reliability, and lifespan of pneumatic tools, machinery, and instrumentation. Air dryers ensure that the compressed air supplied to these components is clean, dry, and free from harmful substances, minimizing the risk of damage and operational issues.

4. Improved Productivity and Efficiency:

Utilizing air dryers in compressed air systems can lead to improved productivity and efficiency. Dry and clean compressed air reduces the likelihood of equipment failures, downtime, and maintenance requirements. It also prevents issues such as clogging of air lines, malfunctioning of pneumatic components, and inconsistent performance of processes. By maintaining the quality of compressed air, air dryers contribute to uninterrupted operations, optimized productivity, and cost savings.

5. Compliance with Standards and Specifications:

Many industries and applications have specific standards and specifications for the quality of compressed air. Air dryers play a vital role in meeting these requirements by ensuring that the compressed air meets the desired quality standards. This is particularly important in industries such as food and beverage, pharmaceuticals, electronics, and automotive, where clean and dry compressed air is essential for product integrity, safety, and regulatory compliance.

By incorporating air dryers into compressed air systems, users can effectively control moisture and contaminants, protect equipment and processes, enhance productivity, and meet the necessary quality standards for their specific applications.

air compressor

Can air compressors be used for inflating tires and sporting equipment?

Yes, air compressors can be used for inflating tires and sporting equipment, providing a convenient and efficient method for achieving the desired air pressure. Here’s how air compressors are used for these purposes:

1. Tire Inflation:

Air compressors are commonly used for inflating vehicle tires, including car tires, motorcycle tires, bicycle tires, and even larger truck or trailer tires. Air compressors provide a continuous source of pressurized air, allowing for quick and accurate inflation. They are often used in automotive repair shops, gas stations, and by individuals who regularly need to inflate tires.

2. Sporting Equipment Inflation:

Air compressors are also useful for inflating various types of sporting equipment. This includes inflatable balls such as soccer balls, basketballs, footballs, and volleyballs. Additionally, air compressors can be used to inflate inflatable water toys, air mattresses, inflatable kayaks, and other recreational items that require air for proper inflation.

3. Air Tools for Inflation:

Air compressors can power air tools specifically designed for inflation purposes. These tools, known as inflators or air blow guns, provide controlled airflow for inflating tires and sporting equipment. They often have built-in pressure gauges and nozzles designed to fit different types of valves, making them versatile and suitable for various inflation tasks.

4. Adjustable Pressure:

One advantage of using air compressors for inflation is the ability to adjust the pressure. Most air compressors allow users to set the desired pressure level using a pressure regulator or control knob. This feature ensures that tires and sporting equipment are inflated to the recommended pressure, promoting optimal performance and safety.

5. Efficiency and Speed:

Air compressors provide a faster and more efficient inflation method compared to manual pumps. The continuous supply of compressed air allows for quick inflation, reducing the time and effort required to inflate tires and sporting equipment manually.

6. Portable Air Compressors:

For inflating tires and sporting equipment on the go, portable air compressors are available. These compact and lightweight compressors can be easily carried in vehicles or taken to sports events and outdoor activities, ensuring convenient access to a reliable air supply.

It is important to note that when using air compressors for inflating tires, it is recommended to follow manufacturer guidelines and proper inflation techniques to ensure safety and avoid overinflation.

air compressor

How is air pressure measured in air compressors?

Air pressure in air compressors is typically measured using one of two common units: pounds per square inch (PSI) or bar. Here’s a brief explanation of how air pressure is measured in air compressors:

1. Pounds per Square Inch (PSI): PSI is the most widely used unit of pressure measurement in air compressors, especially in North America. It represents the force exerted by one pound of force over an area of one square inch. Air pressure gauges on air compressors often display pressure readings in PSI, allowing users to monitor and adjust the pressure accordingly.

2. Bar: Bar is another unit of pressure commonly used in air compressors, particularly in Europe and many other parts of the world. It is a metric unit of pressure equal to 100,000 pascals (Pa). Air compressors may have pressure gauges that display readings in bar, providing an alternative measurement option for users in those regions.

To measure air pressure in an air compressor, a pressure gauge is typically installed on the compressor’s outlet or receiver tank. The gauge is designed to measure the force exerted by the compressed air and display the reading in the specified unit, such as PSI or bar.

It’s important to note that the air pressure indicated on the gauge represents the pressure at a specific point in the air compressor system, typically at the outlet or tank. The actual pressure experienced at the point of use may vary due to factors such as pressure drop in the air lines or restrictions caused by fittings and tools.

When using an air compressor, it is essential to set the pressure to the appropriate level required for the specific application. Different tools and equipment have different pressure requirements, and exceeding the recommended pressure can lead to damage or unsafe operation. Most air compressors allow users to adjust the pressure output using a pressure regulator or similar control mechanism.

Regular monitoring of the air pressure in an air compressor is crucial to ensure optimal performance, efficiency, and safe operation. By understanding the units of measurement and using pressure gauges appropriately, users can maintain the desired air pressure levels in their air compressor systems.

China Custom 7.5kw 10HP CHINAMFG Oil Injected Screw Air Compressor Fix Speed 7 8 10 13 Barg 12v air compressor
editor by CX 2023-10-30

China Best Sales 22kw 20 Bar CHINAMFG Variable Speed Combined Screw Air Compressor air compressor repair near me

Product Description

Hanbell 22kw 20 Bar Air Cooling Belt Drive Variable Speed Combined Screw Air Compressor

All in 1 solution
Rocky ALL IN ONE series compressed air system integrates screw air compressor, refrigerated air dryer, and air receiver tank into 1 assembly. This compact assembly provides a complete solution to produce clean and dry compressed air. Simplicity in just connecting an outlet pipe, drain pipe, and electrical cables to the system saves cost and space.

Model: RMZY-30AAS
Free air delivery: 2.41m3/min
Working pressure: 20bar
Inverter brand: Inovance
Screw air end: Original CHINAMFG AA equipped 8 CHINAMFG bearings
Control: PLC controller
Driven: Direct driven
Cooling: By air
Electric motor: PM VSD Motor 380v/3ph/50hz
Discharge temperature: +8 ºC than ambient
Noise: less than 65 dB(A)
Air outlet size: G3/4″
Air tank: 400 liters, auto drain pneumatic valve
Air dryer: Equipped 220v/50hz/1ph, reduce air humidity
Filters: 5-fold precision filters, make air oilless & dustless
Dimension: 2280*900*2100mm
Weight: 620kg

Product features 1. One-piece design, user-friendly, can be used with electricity.
2.Adopt original imported main engine to ensure high efficiency and stability, and smoother cutting.
3. Multiple protection devices, multiple shock and noise reduction configurations, low noise.
4. High-efficiency CHINAMFG dryer and 5-stage high-efficiency special-precision filter, high filtration accuracy, pressure dew point as low as 2~5°C, gas oil content as low as 0.001PPM, and particle filtration accuracy as high as 0.01um, ensuring the purity of compressed air.
5.Thermostatic control. The start and stop of the cooling fan can be set according to the season to better control the oil temperature and avoid emulsification.
6.500L large air storage tank, full of air, stable air supply. Compressed air is deposited in the air storage tank, which is more conducive to water and sewage removal.
7.After-treatment centralized drainage, it helps to keep the customer’s site clean.

Technical Parameters

Model	Air Delivery (m3/min)	Rated exhaust pressure (Bar)	Power (kW)	Noise (Db)	Outlet diameter (In)	Dimension (mm)	Weight (Kg)	Exhaust pressure dew point (ºC)	Exhaust dust content (μm)	Exhaust oil content (ppm)	Gas storage tank capacity (L)



RMZY-15A	1.05	16	11/15	65	G3/4	18009001780	380	2~10	0.01	0.01	400

RMZY-20A	1.52	16	15/20	65	G3/4	18009001780	400	2~10	0.01	0.01	400

RMZY-30A	2.41	16	22/30	65	G3/4	180011001850	500	2~10	0.01	0.01	400

RMZY-30AA	2.41	16	22/30	65	G3/4	180011001850	620	2~10	0.01	0.01	400

RMZY-15AS	1.05	18-20	11/15	65	G3/4	18009001780	380	2~10	0.01	0.01	400

RMZY-20AS	1.52	18-20	15/20	68	G3/4	18008501770	400	2~10	0.01	0.01	400

RMZY-30AS	2.41	18-20	22/30	68	G3/4	18008701940	500	2~10	0.01	0.01	400

RMZY-30AAS	2.41	18-20	22/30	68	G3/4	22809002100	620	2~10	0.01	0.01	400

Application industry

Successful cases

Packaging & Shipping

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.

Company Profile

ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!

Payment and delivery

After Sales Service

1. 24/7 after sales service support in different languages.
2. Customized color, Model ect.
3. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4. Delivery on time and excellent after-sales service.
5. Plenty of original spare parts with proven quality.
6. All kinds of technical documents in different languages.

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

Samples:	US$ 7600/set 1 set(Min.Order) \| Order Sample

Customization:	Available \|

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

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

air compressor

What are the energy-saving technologies available for air compressors?

There are several energy-saving technologies available for air compressors that help improve their efficiency and reduce energy consumption. These technologies aim to optimize the operation of air compressors and minimize energy losses. Here are some common energy-saving technologies used:

1. Variable Speed Drive (VSD) Compressors:

VSD compressors are designed to adjust the motor speed according to the compressed air demand. By varying the motor speed, these compressors can match the output to the actual air requirement, resulting in energy savings. VSD compressors are particularly effective in applications with varying air demands, as they can operate at lower speeds during periods of lower demand, reducing energy consumption.

2. Energy-Efficient Motors:

The use of energy-efficient motors in air compressors can contribute to energy savings. High-efficiency motors, such as those with premium efficiency ratings, are designed to minimize energy losses and operate more efficiently than standard motors. By using energy-efficient motors, air compressors can reduce energy consumption and achieve higher overall system efficiency.

3. Heat Recovery Systems:

Air compressors generate a significant amount of heat during operation. Heat recovery systems capture and utilize this wasted heat for other purposes, such as space heating, water heating, or preheating process air or water. By recovering and utilizing the heat, air compressors can provide additional energy savings and improve overall system efficiency.

4. Air Receiver Tanks:

Air receiver tanks are used to store compressed air and provide a buffer during periods of fluctuating demand. By using appropriately sized air receiver tanks, the compressed air system can operate more efficiently. The tanks help reduce the number of starts and stops of the air compressor, allowing it to run at full load for longer periods, which is more energy-efficient than frequent cycling.

5. System Control and Automation:

Implementing advanced control and automation systems can optimize the operation of air compressors. These systems monitor and adjust the compressed air system based on demand, ensuring that only the required amount of air is produced. By maintaining optimal system pressure, minimizing leaks, and reducing unnecessary air production, control and automation systems help achieve energy savings.

6. Leak Detection and Repair:

Air leaks in compressed air systems can lead to significant energy losses. Regular leak detection and repair programs help identify and fix air leaks promptly. By minimizing air leakage, the demand on the air compressor is reduced, resulting in energy savings. Utilizing ultrasonic leak detection devices can help locate and repair leaks more efficiently.

7. System Optimization and Maintenance:

Proper system optimization and routine maintenance are essential for energy savings in air compressors. This includes regular cleaning and replacement of air filters, optimizing air pressure settings, ensuring proper lubrication, and conducting preventive maintenance to keep the system running at peak efficiency.

By implementing these energy-saving technologies and practices, air compressor systems can achieve significant energy efficiency improvements, reduce operational costs, and minimize environmental impact.

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

How is air pressure measured in air compressors?

China Best Sales 22kw 20 Bar CHINAMFG Variable Speed Combined Screw Air Compressor air compressor repair near me
editor by CX 2023-10-27

China best 90kw-250kw Two Stage Rotary Fixed Speed Screw Air Compressors for Sale 12v air compressor

Product Description

90kw-250kw Two Stage Rotary Fixed Speed Screw Air Compressors for Sale

Model: RK-75APMII
Free air delivery: 12.5 m3/min
Working pressure: 8 bar
Control: automatic PLC controller
Driven: direct driven, elastic coupling
Cooling: by air
Electric motor: 75hp 55kw 380V/50hz/3ph
Discharge temperature: less than ambient +8 ºC
Noise: less than 72 dB(A)
Air outlet size: G2″
Dimension: 2100x1300x1650mm
Weight: 1300kg

Permanent magnet variable frequency screw air compressor:
1. Constant pressure control: It can realize high-precision constant pressure control with a pressure fluctuation range of 0.01 MPa;
2. Variable frequency soft start: Eliminate the CHINAMFG current when starting, avoid grid impact, avoid current impact through step-by-step speed adjustment, and improve flexibility
3. Prevent no-load: The compressor is no-load during operation, reducing ineffective energy consumption;
Permanent magnet motors use high-efficiency rare earth magnets, no loss of magnetism at 180°C, and long service life; energy saving is about 6% to 7% compared with ordinary frequency conversion motors;
It can exert the highest efficiency in a wider range and make the air compressor more energy-saving.

Two stage air end
Feature:Two-stage compressor air-end
Advantage:Low compression ratio, Low temperature rising, Low air leakage
Benefit:15% energy-saving

High-efficiency Motor
Feature:IE4 permanent magnet motor/IE4 High-efficiency motor
Advantage:Motor efficiency 97%
Benefit:5% energy-saving

Intelligent control
Feature:VFD system
Advantage:Constant pressure output to remove pressure fluctuation and off-load, Constant temperature output at 9-~85°C, Low starting current to protect components
Benefit:15% energy-saving

Smart display screen
Feature:Intelligent control system
Advantage:10 inch monitor to show all the date
Benefit:Simple operation and touble free

Cooling fan
Feature:Large cooler system
Advantage:Axial flow Fan used for good cooling effect
Benefit:Allow ambient temperature at 52°C

Systematic Design of Oil separator
Feature:Large oil system
Advantage:Reduce internal pressure loss avoid oil, Leakage for safety
Benefit:3% energy-saving

Filter
Feature:Double filtering system
Advantage:Remove impurity from air and cleanness
Benefit:Longer life air -end and lubrication oil

Air inlet valve
Feature:High vacuum degree:700mmHg
Advantage:Large suction area, Low load energy consumption in unloaded operation,
Fast check: prevent unloading and shutdown oil injection
Benefit:Cast aluminum to avoid rust and temperature change

Technical Parameters

Model	Air Delivery (m3/min)				Power (kW)	Noise (Db)	Outlet diameter	Dimension (mm)	Weight (Kg)
Model	0.7Mpa	0.8Mpa	1.0Mpa	1.3Mpa	Power (kW)	Noise (Db)	Outlet diameter	L * W * H	Weight (Kg)
RK30APMII	4.3	4.1	3.5	2.7	22	68	G11/2	1500x1000x1350	650
RK40APMII	6	5.9	4.7	3.9	30	68	G11/2	1500x1000x1350	700
RK50APMII	7.1	6.9	5.8	5.4	37	68	G11/2	1500x1000x1350	750
RK60APMII	10	9.5	7.8	6.8	45	72	G2	2100x1300x1650	1250
RK75APMII	13	12.5	9.2	7.5	55	76	G2	2100x1300x1650	1300
RK100APMII	15.5	15.2	12	10.2	75	76	G2	2100x1300x1650	1350
RK125APMII	19.8	19.5	15	14	90	76	DN80	2500x1650x1900	2700
RK150APMII	24	23	19.2	16	110	76	DN80	2500x1650x1900	2800
RK180APMII	27.5	27	23.7	19	132	78	DN80	2500x1650x1900	3000
RK220APMII	33	32.5	27.5	22.5	160	78	DN80	3000x1900x1950	4300
RK250APMII	39	36	32	27.5	185	78	DN80	3000x1900x1950	4400
RK275APMII	43.5	41	35.5	31.5	200	78	DN100	3600x2200x2200	5000
RK300APMII	51.5	48.3	38.5	35.5	220	82	DN100	3600x2200x2200	5500
RK350APMII	54	51	45	38	250	82	DN100	3600x2200x2200	6000
RK380APMII	60	57	50	43	280	82	DN125	4000x2300x2300	6800
RK420APMII	65	62	56	50.5	315	82	DN125	4000x2300x2300	7000
RK480APMII	75	73	64	55	355	82	DN150	4200x2200x2350	8500
RK540APMII	84	82	72	61	400	82	DN150	4200x2200x2350	9000

Packaging & Shipping

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)

Successful cases

Company Profile

Payment and delivery

After Sales Service

1.24/7 after sales service support in different languages.
2.Follow up the feedback of products in 2 months interval by email or call.
3.Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4.Technical training for customers in CHINAMFG air compressor factory or working site.
5.All kinds of technical documents in different languages.

FAQ

FAQ

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.

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.

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 \|

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

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

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

air compressor

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

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

How do you choose the right size of air compressor for your needs?

Choosing the right size of air compressor is essential to ensure optimal performance and efficiency for your specific needs. Here are some factors to consider when selecting the appropriate size:

1. Air Demand: Determine the air demand requirements of your applications. Calculate the total CFM (Cubic Feet per Minute) needed by considering the air consumption of all the pneumatic tools and equipment that will be operated simultaneously. Choose an air compressor with a CFM rating that meets or exceeds this total demand.

2. Pressure Requirements: Consider the required operating pressure for your applications. Check the PSI (Pounds per Square Inch) rating of the tools and equipment you will be using. Ensure that the air compressor you choose can deliver the necessary pressure consistently.

3. Duty Cycle: Evaluate the duty cycle of the air compressor. The duty cycle represents the percentage of time the compressor can operate within a given time period without overheating or experiencing performance issues. If you require continuous or heavy-duty operation, choose a compressor with a higher duty cycle.

4. Power Source: Determine the available power source at your location. Air compressors can be powered by electricity or gasoline engines. Ensure that the chosen compressor matches the available power supply and consider factors such as voltage, phase, and fuel requirements.

5. Portability: Assess the portability requirements of your applications. If you need to move the air compressor frequently or use it in different locations, consider a portable or wheeled compressor that is easy to transport.

6. Space and Noise Constraints: Consider the available space for installation and the noise restrictions in your working environment. Choose an air compressor that fits within the allocated space and meets any noise regulations or requirements.

7. Future Expansion: Anticipate any potential future expansions or increases in air demand. If you expect your air demand to grow over time, it may be wise to choose a slightly larger compressor to accommodate future needs and avoid the need for premature replacement.

8. Budget: Consider your budgetary constraints. Compare the prices of different air compressor models while ensuring that the chosen compressor meets your specific requirements. Keep in mind that investing in a higher-quality compressor may result in better performance, durability, and long-term cost savings.

By considering these factors and evaluating your specific needs, you can choose the right size of air compressor that will meet your air demand, pressure requirements, and operational preferences, ultimately ensuring efficient and reliable performance.

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editor by CX 2023-10-21