Tag Archives: 40 bar compressor

China Custom 20bar 30 Bar 40 Bar Blow Molding High Pressure Piston Air Compressor with CE/ISO 9001 Certificate with Great quality

Product Description

Product Description

Model: DHH2030

Free air delivery: 2 m3/min

Working pressure: 30bar

Screw air end rotor lobe: 5:6

Control: PLC

Driven: belt

Cooling: by air

Electric motor: 30hp 22KW 380v/50hz/3ph IP54 grade

Discharge temperature: less than ambient +8 ºC

Noise: less than 65 dB(A)

Air outlet size: G3/4″

Dimension:2200*1600*1970mm

Weight: 1460kg

Warranty: 24 months for the screw air end,12 months for the whole set compressor.

The air compressor specially designed for medium-pressure laser cutting is an integrated armored equipment developed by CZPT compressor for the sheet metal and laser industries. The system is equipped with 1~3m3/min@30bar/40bar compressed air, air tank 130L -1000L (optional), stainless steel plate for CZPT dryer, lower pressure dew point, 5-stage precision filter, centralized electronic sewage, thereby ensuring the cleanness of the cutting gas source.

Technical Parameters

Model	Exhaust pressure(Mpa)	Volume flow (m3 / min)	Power(kW)	Outlet diameter	Dimension(mm)	Weight(kg)
DHH1030	3	1.0	11	G3/4″	165015001970	1230
DHH1230	3	1.2	15	G3/4″	165015001970	1300
DHH1630	3	1.6	18.5	G3/4″	220016001970	1400
DHH2030	3	2.0	22	G3/4″	220016001970	1460
DHH2530	3	2.5	25	G3/4″	220016001970	1530
DHH2040	4	2.0	25	G3/4″	220016001970	1530
2-DHH3030	3	3.0	37	G1″	240029001970	1750

1. High compression efficiency. The process of compressing gas by a piston compressor is a closed system, and its compression efficiency is high.
2. A wide range of applicable pressures. Piston compressors can be designed for medium pressure, high pressure, and ultra high pressure, and at constant speeds, when the exhaust pressure fluctuates, the displacement of the piston compressor remains basically unchanged.

Advatages

1. Valve materials are made of Sweden stainless steel band.
2. In order to ensure that air compressor highly reliable, using a redundant design principles, setting multiple protection measures: unloading, down drain, exhaust, ensure that the zero-pressure start.
3. Timed drain valve: Drainage and drainage at a time interval can be adjusted. Ensure that the captain of an air compressor runs comtinuously between regular drainage, effectively preventing water too much liquid strike accidents.
4. Low exhaust temperature(10.0MPa exhaust air temperature ≤ 170 degrees, the temperature of exhaust air is above ambient temperature of 15-20 ºC from after – cooler).
5. Fuel consumption per hour less than 0.143/KW.
6. High reliability and long maintenance period, very low fuel consumption, low energy consumption and so on, greatly reducing the overall general operating costs.

Air end

The compression efficiency of piston compressor is high,and the process of gas compression of piston compressor belongs to closed system, and its compression efficiency is high. the adaptability of piston compressor is strong,and the exhaust volume of piston compressor is wide.

Control Panel

Real-time observation of the compressor operation status:Host, fans, exhaust gas temperature, exhaust pressure,power output, total electricityconsumption, fault messages, 24-hour customer service line.

Multifunction Design: Data curve, parameter settings,device information, data query.

Freeze dryer

Choose the refrigerated dryer designed with aluminum alloy three-in-1 plate heat exchanger, no pollution, high efficiency, high purity; universal choice, simple and reliable design, stable performance, no icing phenomenon, easy to install.

Air Tank

The gas storage tank can store a certain amount of gas, and the output air pressure is relatively stable, at the same time, it can reduce the temperature in the gas path and remove some water, dust and impurities. The gas storage tank adopts high quality material as raw material, uses advanced welding technology to work, and passes ISO9001 certification.

Application industry

Especially suitable for: water and electricity, PET bottle blowing, leak detection, military and other fields

Project Case

About us

Dehaha Compressor was founded in 1996 with over 150 skilled employees and more than 25 R&D engineersteams ‘ . We focus on the research & develop,manufacture and energy-saving solutions of screw air compressor to create value for customers and society.In 2018 our total sales volume approached 15 million US dollars.By over 23 years enhanced experiences of designing,producing and marketing,today our valued customers are over 130 countries.Germany Standard and 13 years exporting experience help us won more than 50 loyal overseas agents.

Dehaha’s primary businesses focus in following key areas:
Oil-injected rotary screw compressors
Portable screw air compressors
Oil free air compressors
High pressure air compressors
Air treatment equipment

At Dehaha,we earn our customers’ trust and satisfaction by manufacturing the superior quality compressed air
products for all industries.All of our products are designed for reliable performance,easy maintenance,and maximum energy efficiency.We have sales representatives who can speak English,Spanish,French,and Russian which makes it easier for our clients from all over the world to interact and negotiate with us.

Dehaha continuously innovates product development and management to meet customers’ demand.The powerful enterprise culture and continuous innovation make CZPT improved rapidly to reach the business principle”Energy Saving First, Mutual Value Shared”. CZPT mission is to be a world-renowned high-end brand,with sustainable development,constantly improving its own value and sharing it with our customers and staff.Committed to offer our customers a silent and energy-saving manufactured products.

Why choose us

Our Services

After-sale Service
• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.
• Warranty: One year for the whole machine Genuine spare parts will be provided with the best price.
• An overboard engineer service is available.

Overseas Engineer Service
• We are available to send our engineer for aboard service. Only need you to arrange accommodation, transportation, and translator. The extra cost for each will be discussed based on the local price level.

Special Customized Service
(1) Full OEM
• Quantity: at least 5 pcs
• In this plan, we will do all the changes (Color, nameplate, and logo) as your need, and will not charge extra fee.
(2) Half OEM
• Quantity: no limit
• Under this program, we can make the necessary alteration (nameplate and logo) but we will charge some extra fee for the nameplate, as the nameplate factory has the MOQ.
(3) Logo OEM
• Quantity: no limit
• Only the logo will be changed to yours, and no extra fee will be charged.

FAQ

1.Why customer choose us?
DHH COMPRESSOR ZheJiang CO.,LTD.with 24 years old history,we are specialized in Rotary Screw Air Compressor.Germany Standard and 13 years exporting experience help us won more than 30 loyal foreign agents.We warmly welcome your small trial order for quality or market test.

2.Are you a manufacturer or trading company?
We are professional manufacturer with big modern factory in HangZhou,China,with professional design team.Both OEM & ODM service can be accepted.

3.Where is your factory located? How can I visit there?
Our factory is located in HangZhou City, ZheJiang Province, China. We can pick up you from ZheJiang , it’s about 1 hour from ZheJiang Xihu (West Lake) Dis. Airport to our factory. Warmly welcome to visit us!

4.What’s your delivery time?
380V 50HZ we can delivery the goods within 14 days. Other electricity or other color we will delivery within 22 days,if urgently order,pls contact our sales in advance.

5.How long is your air compressor warranty?
One year for the whole machine and 2 years for screw air end, except consumable spare parts and we can provide some spare parts of the machines.

6.How does your factory do regarding quality control?
Quality is everything. we always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2015 authentication and CE certificate.

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

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

9.How about your customer service?
24 hours on-line service available.48 hours problem solved promise.

10.How about your after-sales service?
(1) Provide customers with installation and commissioning online instructions.
(2) Well-trained engineers available to overseas service.
(3) Worldwide agents and after service available.

what to see in an air compressor

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

Pump

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

safety equipment

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

CFM Rating

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

Lack of oil and lubrication

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

noise level

If you are wondering what the noise level of an air compressor is, the answer depends on your specific equipment and working environment conditions. Typically, air compressors produce 40 to 90 decibels of noise. Although the lower the decibel level, the quieter the compressor will be. Larger, more powerful air compressors produce higher noise levels than their little brothers. But no matter how big the air compressors are, it’s a good idea to wear hearing protection while working around them.
When purchasing a new air compressor, the noise level of the air compressor should be considered. While this may seem like a small problem, there are actually a lot of variations on these noisy machines. The most common type of air compressor is the reciprocating piston pump. This model uses pistons similar to an engine to rotate inside a chamber. The piston moves quickly and traps air proportional to its size. Single-piston air compressors are generally noisier than twin-piston models, also known as twin cylinders.
But even if you have the proper equipment to protect your hearing, it’s still important to know the noise level of an air compressor. Even if the noise is not immediately dangerous, it can still cause temporary or permanent hearing loss. This condition is called noise-induced hearing loss, and an air compressor with a sound level of 80 or higher can cause permanent hearing damage. You can avoid potential damage to your hearing and prevent accidents by simply paying attention to the noise level of your air compressor.
Air compressors are inherently noisy, but if you take steps to reduce their noise levels, you can minimize disruption to neighbors and co-workers. For example, installing a sound enclosure in your work area can prevent your air compressor from making as much noise as before. Depending on your workspace, you can also try installing a long air hose, which will reduce sound levels by up to 25%.
China Custom 20bar 30 Bar 40 Bar Blow Molding High Pressure Piston Air Compressor with CE/ISO 9001 Certificate with Great quality

China Hot selling Piston Type Diesel Driven High Pressure Air Compressor 40 Bar wholesaler

Product Description

Piston Type Diesel Driven High Pressure Air Compresor 40 bar Advantages:

No vibration after simple installation.

Use vane air cooling technology, larger cooling area, and longer life.

Flywheel’s weight is increased, incredible energy saving.

Designed especially for PET bottle blowing machinery, plastic injection molding machinery and hydropower station, etc.

Technical Parameters Of Piston Type Diesel Driven High Pressure Air Compresor 40 bar :

Title		Model	Air Delivery	Max.Working Pressure	Moter Power	Overall Dimension	Weight
Title		Model	(m3/min)	(Mpa)	(kw)	(mm)	(kg)
High Pressure /Booster Series Air Compressor	2 Stage compression	DG0.8/30	0.8	3.0	9	1080620800	350
		DG1.25/30	1.25	3.0	15	18006501450	550
		DG1.5/30	1.5	3.0	15	15008501050	550
		DG3/17	3.0	1.7	30	175010501250	700
		DG6/17	6.0	1.7	45	185010501250	750
	3 Stage compression	DG2.2/40	2.2	4.0	22	178010501340	800
		DG2.2/30	2.2	3.0	22	178010501340	650
		DG3.3/30	3.3	3.0	30	178010501340	900
		DG3/40	3	4.0	30	165012501250	1100
		DG0.8/100	0.8	10.0	15	13008501350	700
		DG1/70	1.0	7.0	15	13008501350	500
		DG1/40	1.0	4.0	15	13008501350	600
	4 Stage compression	DG1/150	1.0	15.0	22	165014501140	980
		DG1/200	1.0	20.0	22	165014501140	980
		DG1/300	1.0	30.0	22	165014501140	980
		DG1/400	1.0	40.0	22	165014501140	2700
		DG2.0/80	2.0	8.0	30	178014501140	2500
		DG2.2/150	2.2	15.0	30	178014501340	980
		DG2/300	2.0	30.0	37	178014501340	1500
		DG3/80	3.0	8.0	30	178014501140	2600
		DG3/200	3.0	20.0	45	178014501340	2600
	4 Stage compression	DG2/450	2.0	45.0	37	178014501340	2600
		DG3/300	3.0	30.0	45	178014501340	2600
		DG3/450	3.0	45.0	55	178014501340	2800

FAQ:

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

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

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

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

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

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

Types of Air Compressors

There are many types of Air Compressors available on the market. Learn which 1 is right for your needs and what makes 1 better than another. Find out more about Single-stage models, Oil-free models, and Low-noise models. This article will explain these types and help you decide which 1 you need. You can also learn about Air Compressors that have single-stage compressors. If you are looking for a high-quality compressor, this article will help you choose a unit.
air-compressor

Air Compressors

Air compressors work by forcing atmospheric air through an inlet valve. As the piston moves down, it pulls atmospheric air into the chamber. As the piston rises, it forces the compressed air out of the cylinder through an exhaust valve. One of the most common types of air compressor is the reciprocating type. Another type of compressor is a single-stage piston. These types of compressors compress air in 1 stroke – equivalent to the complete rotation of the piston’s crankshaft.
These devices change electrical or mechanical energy into pressurized air. When air is compressed, its volume decreases, increasing its pressure. Air compressors typically have a minimum pressure of 30 bars. The lower pressure band is the range of air pressure. Most compressors are controlled separately, but network controls can be used to interconnect multiple compressors. This type of controller will not work for all types of compressors. There are other types of air compressors that can communicate with each other.
Compressed air has multiple applications in all kinds of industries. In agriculture, it can power pneumatically powered material handling machines for irrigation and crop spraying. Dairy equipments also use compressed air. Compressors are also used in the pharmaceutical industry for mixing tanks, packaging, and conveyor systems. Portable air compressors, which can be powered by diesel fuel, are frequently used at remote drilling sites. Portable air compressors are also commonly used in oil and gas. They can be used to remotely control valves and install reactor rods.
Whether you use an air compressor for agricultural purposes or in a manufacturing setting, there are some features to consider when choosing an air compressor for your needs. A good compressor will have a safety device. It will automatically shut off the input air and output air once sufficient compressing has been achieved. These features will help your air compressor remain efficient and protect your equipment. The safety device is an important feature of any air compressor to increase its overall efficiency.
Vane air compressors are the most common type. They are generally smaller and less powerful than reciprocating piston compressors, so you can use 1 of these for applications that are under 100 horsepower. The vane air compressors have low compression ratios and high capacities, but they are generally limited to low-power applications. Vane compressors tend to run hot, and they typically have a low compression ratio. It is important to choose the correct oil viscosity for your compressor.
air-compressor

Single-stage models

When comparing single-stage air compressors, look for the term “stages.” Multi-stage compressors use 2 stages and can handle more capacity and pressure. One stage involves pressurizing air using a piston and a lower-pressure cylinder. This compressed air is then moved to a storage tank. Single-stage models tend to be more energy-efficient than their two-stage counterparts. But if you don’t need a high-pressure cylinder, a single-stage air compressor can be the best choice.
Although single-stage air compressors produce less power, they can produce enough air to power pneumatic tools and other pneumatic equipment. These single-stage units are most useful for smaller-scale home projects and DIY projects. For more industrial purposes, a dual-stage model is the best choice. But if you’re in a hurry, a single-stage unit may be sufficient. Ultimately, it depends on what you plan to do with the air compressor.
Single-stage air compressors feature a single cylinder, 1 piston stroke for each revolution of pressurized air. Single-stage compressors are typically smaller and more compact, making them a good choice for smaller work environments. Their cfm capacity (cubic feet per minute) is an important indicator of operating capacity. If you plan to use multiple pneumatic tools, you will probably need a higher cfm model. Similarly, the horsepower of single-stage compressors indicates its working capacity. One horsepower moves 550 pounds per foot per minute.
Multi-stage air compressors are generally more expensive and more energy-efficient than single-stage units, but they can offer higher air flow rates. While they may be more complex, they can lower general operating expenses. If you plan on using your air compressor for industrial or commercial use, a dual-stage model might be the best choice. However, if you’re planning to use the air compressor for mass production, a single-stage model may be the best choice.
Single-stage air compressors have the same piston size and number of inlets, while dual-stage models have a smaller first piston and a much longer second piston. Both have a cooling tube in between the 2 pistons to reduce the air temperature before the second round of compression. The single-stage model is typically small and portable, while the double-stage air compressor is stationary. These compressors can both be stationary and large.

Low-noise models

Despite its name, low-noise models of air compressors are not all the same. The noise level of a compressor can be affected by several factors, including the power source and proximity to the machine. Reciprocal compressors are generally louder than electric ones because of their many moving parts. By contrast, rotary-screw and scroll compressors have fewer moving parts and are quieter.
The noise level of a gas-powered air compressor can be extremely high, making it unsuitable for use indoors. To combat this problem, you can choose an electric model. The noise level of a compressor is primarily caused by motor friction. The cover of a piston is also a major factor in noise, as pistons with minimal covers will produce a lot of noise. Previously, oil was required for a quiet compressor. However, this has changed thanks to the medical industry’s demand for oil-free models.
The CZPT EC28M Quiet Air Compressor is another model that features quiet operation. This air compressor makes 59dB of noise. This level is low enough to allow you to carry on normal conversations while it cycles. In addition, this compressor has an industrial oil-free pump and a 2.8 Amp direct-drive induction motor. These 2 features make it a great choice for businesses.
Low-noise models of air compressors are available for the construction industry. However, these compressors are not necessarily low-quality, which is why you should consider the noise level of your air tool before purchasing one. The specialists at CZPT can recommend the low-noise models for your particular application and space. Noise can distract people who work near the air compressor. That is why many businesses now opt for these models.
air-compressor

Oil-free models

A number of oil-free models of air compressors are available, but what makes them special? Oil-free compressors don’t contain oil, so they’re lubricated by grease instead. They’re a good choice if you’re working with a small compressor and don’t want to risk damaging it. On the other hand, oil-free models do generate significant amounts of heat, which can damage the compressor. Higher pressure can grind the compressor against itself, or even warp it.
A few words of knowledge can help you choose the best oil-free air compressor for your needs. For example, a compressor’s horsepower is a measurement of how powerful the motor is. Higher horsepower means a higher PSI or ACFM. You can also use the ACFM to compare the two. Scroll technology is a modern air compression system that uses a stationary and mobile spiral. This reduces the volume of air in the compressor by directing it to the center.
Purchasing an oil-free air compressor doesn’t have to be a daunting task, though. A good distributor can advise you on what type of oil-free air compressor is right for you. This way, you can save money and enjoy peace of mind while using your air compressor. And, of course, the best way to get a great deal on an air compressor is to speak to a distributor who is knowledgeable about the products available.
An oil-free air compressor is a great option for businesses that are sensitive to the contamination of air. For example, in the pharmaceutical and food industry, a minuscule oil could spoil a product or even damage production equipment. Oil-free air compressors generally have lower maintenance costs than oil-flooded models because there are fewer moving parts. Because of this, oilless air compressors require fewer maintenance and may still need to be replaced occasionally.
A few advantages of an oil-free air compressor over an oil-lubricated 1 include lower noise levels. Oil-free air compressors tend to be less noisy and run more quietly than oil-injected ones, but you should still carefully weigh the pros and cons before making a decision. Also, consider how much you use your air compressor before choosing a model. The pros outweigh the cons. In the end, you’ll be glad you chose an oil-free air compressor.

China Hot selling Piston Type Diesel Driven High Pressure Air Compressor 40 Bar wholesaler

China Best Sales 4 MPa Reciprocating Double 3 Cylinder Piston Compressor 40 Bar Pet Bottle Blowing Air Compressor with Great quality

Product Description

Product name

Middle Pressure Air Compressor

Pressure

30/40 bar

Voltage

380V/50HZ, 220V/60HZ, 400V/50HZ, 415V/50HZ or Customer′s Requirements

Color

Customized

Feature:
Quality products.
Low discharge temperature with aluminum
Heat exchanger.
Big vloume tank.
Air cooling/ water cooling option

1. The motor uses copper core coils to make the compressor achieve high power, high efficiency and high performance.

2. The friction coefficient of the piston ring is small and can be self-lubricated.

3. The cylinder liner adopts a surface hardening process, which greatly reduces the thickness and speeds up the heat transfer; increases the density of the surface and reduces the friction coefficient, thereby increasing the service life.

4. The intake and exhaust valve adopts reasonable noise reduction design, which greatly increases the volumetric efficiency and low noise.

5. The design of the whole machine is considerate and considerate, flexible in movement, simple in operation and convenient in maintenance.

Medium Pressure Air Compressor Product Parameters
Category	Model	Pressure (bar)	Displacement (m³/min)	Motor Power (kw)
Air cooling piston air compressor ( single / unit )	MPP-AP-1.0	30/40	1	11
	MPP-AP-1.2		1.2	15
	MPP-AP-1.6		1.6	18.5
	MPP-AP-2.0		2	22
	MPP-AP-2.5		2.5	25
	2-MPP-AP-1.0		2	2*11
	2-MPP-AP-1.2		2.4	2*15
	2-MPP-AP-1.6		3.2	2*18.5
	2-MPP-AP-2.0		4	2*22
	2-MPP-AP-2.5		5	2*25
Air cooling booster air compressor	MPP-AB-4.0		4	18.5
	MPP-AB-6.0		6	25
	MPP-AB-8.0		8	30
Water cooling piston air compressor	MPP-WP-1.3		1.3	15
	MPP-WP-1.6		1.6	18.5
	MPP-WP-2.0		2	22
	MPP-WP-2.5		2.5	25
	MPP-WP-3.0		3	30
Water cooling booster air compressor	MPP-WB-4.0		4	18.5
	MPP-WB-6.0		6	25
	MPP-WB-8.0		8	30
Water cooling oil-free booster air compressor ( single / integrated )	MPP-OB-4.0		4	18.5
	MPP-OB-6.0		6	25
	MPP-OB-8.0		8	30




Combined Medium Pressure Air Compressor Product Parameters
Category	Model	Pressure (bar)	Displacement (m³/min)	Motor Power (kw)
Laser cutting supporting air compressor	MPP-LC-1.2	30/40	1.2	15
	MPP-LC-1.6		1.6	18.5
	MPP-LC-2.0		2.0	22
	MPP-LC-2.5		2.5	25

ZheJiang CZPT Gas Compressor Manufacturing Co.,Ltd. founded in 2005, is a leading high technology of machine and equipment manufacturer integrating the design, R&D, production, sales and service for air compressors & Mining Equipment. Adopting advanced technology, design concept and quality control, and we are CZPT to provide customized products to meet customers’ OEM needs.
Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With the total 15000 square meters of the facility, 4 modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of “ZheJiang high-tech enterprise” and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw air compressor
    1.1 Oil-free screw air compressor
    1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
    2.1 Piston air compressor
    2.2 Oil-free piston air compressor
    2.3 Piston medium & high-pressure air compressor
3.Portable air compressor & Mining Equipment
    3.1 Diesel or Electric portable screw air compressor
    3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
    4.1 CZPT or Adsorption compressed air drier
    4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company’s material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. which will ensure each compressor has reliable quality and has a complete record to trace, if needed.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.

Q: How can we start order with your factory?
A: First, leave us an inquiry and advise which item you’re interested, and then we will contact you in 24 hours. You’re so kind if provide all detailed information, will better for us to know exactly what you need.

Q: What are your MOQ?
A: Different products have different MOQ, most is 1 set.

Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages.

Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q: Do you a trade company or real factory?
A: We are 100% factory; we located in ZheJiang city, China.

Choosing an Air Compressor

Considering a new Air Compressor? Here are some tips to make the decision easier. Learn the pros and cons of each type, including the differences between oil-injected and oil-free models, single stage and positive displacement. In addition, learn more about the different technologies that are available for your air compressor. It is important to choose an appropriate unit for the type of work you do. Here are some of the best compressors available today.
air-compressor

Positive displacement

There are several different types of air compressors, but most are positive displacement air compressors. They use a rotary or reciprocating component to compress air. The reciprocating component compresses air by reducing the volume of the chamber. Positive displacement compressors are used in bicycle pumps, chemical plants, and refrigerators. Positive displacement air compressors use multiple inlet ports. Despite the various types, the principle of operation remains the same.
Another type of positive displacement air compressor is a reciprocating piston. The piston inside a cylinder moves up and down, causing the compressed air to fill the upper part of the cylinder. These air compressors are used in a variety of different applications, including blowing bottles and gas pipelines. These air compressors can be water-cooled, lubricated, or non-lubricated. Different types have different capacities and air pressures.
A positive displacement flowmeter uses a rotating chamber that divides continuous fluid into discrete portions. The number of times the chamber is filled and discharged can be used to estimate the flow rate. The rotation speed of the measuring chamber is directly proportional to the flow rate. The drawbacks of this type of positive displacement flowmeter are that it is prone to jamming. If the fluid contains particles, it may be too thick for the meter to determine flow rate.
A negative displacement air compressor was invented in 1860 and is the oldest type of compressor. It uses 2 lobes positioned in a circular cavity. One rotor is connected to an engine, while the other pushes the other 1 to spin in the opposite direction. Negative displacement compressors are low-maintenance, but they do require more precision. They are often used in nuclear power plants because they use the kinetic energy of the rotating elements to produce pressure.

Oil-injected

Oil-flooded or oil-injected air compressors use liquid to seal and lubricate moving parts and reduce noise. Oil-flooded air compressors are effective for a variety of pneumatic tools and accessories. Some models have a thermostat that controls the amount of oil used during operation. Other types of oil-flooded air compressors are piston-type models. Here is an overview of the basic differences between these 2 air compressors.
An oil-injected air compressor is more expensive than a comparable oil-free air compressor, but its advantages far outweigh its disadvantages. An oil-free compressor is quieter, requires less maintenance, and has a lower price tag. It also offers a greater degree of air purity. A number of other advantages may also make this type of air compressor the better choice for many industrial settings. If you need a high-pressure compressor in a tight space, consider the benefits of an oil-free system.
Oil-injected air compressors require more maintenance than oil-free models. Both types of air compressors offer similar capacity and ISO 8573-1 Class 0 and 1-2 purity, but the oil-injected systems require more air-treatment components. They require an activated carbon filter and coalescing filter. Oil-injected air compressors will likely remain the standard for industrial air compressors for many years. And since their performance and efficiency are comparable, it may be worthwhile to invest in some point-of-use air treatment.
Both types of air compressors have their benefits. However, choosing between oil-free and oil-injected air compressors is not as straightforward as you might think. Whichever type you choose, make sure it will meet your needs. The benefits of an oil-injected air compressor outweigh their disadvantages. In general, oil-injected air compressors are more durable and can last longer than oil-free models. The only downside is their higher price.
air-compressor

Oil-free

When choosing an air compressor for your company, you’ll need to determine what it is going to be used for. For example, if you’re planning on using it to power multiple workers, you should consider getting an oil-free compressor. An oil-free compressor, on the other hand, is quieter and can power several workers at a time. If you’re a contractor, the most important consideration will be the type of jobs you’ll be doing. Higher air pressure means greater demand for air flow, and more pressure can damage the equipment.
Oil-free compressed air is certified 100% free of contaminants. Technically, oil-free air is not completely free of foreign matter, but it is extremely low within the limits of practical air quality. A technically oil-free air compressor might have a total oil level of 0.003 mg/m3. If you’re in need of a technically oil-free air compressor, you must install an air treatment equipment after your current compressor.
If you’re in the manufacturing industry, a good oil-free air compressor will save you money and reduce your environmental impact. Many of these tools require air compressors to work, and this equipment will ensure that they don’t get contaminated. To buy the best oil-free compressor, you should learn a bit about the different terms used by compressor repair companies. ACFM, for example, is the amount of air that can be compressed in 1 minute at rated conditions.
When you’re using an oil-free air compressor, you should know that the overall life of the device will be much shorter. Compared to an oil-flooded rotary screw air compressor, an oil-free compressor typically has a lifespan of 50 thousand hours. But it’s important to understand that this type of compressor can still cause damage to piping and processes. Therefore, you should choose an oil-free compressor when you need to clean air for your business.

Single-stage

A single-stage air compressor, also known as a piston air compressor, compresses air only once before storing it in a cylinder. This stored air has enough energy to power a variety of pneumatic tools, such as screwdrivers, chisels, and wrenches. These units are also ideally suited for low-flow applications and are widely used in gas stations, auto shops, and various manufacturing plants.
A single-stage air compressor uses 2 valves – 1 for inlet and 1 for outlet – to transfer compressed air. Both valves are actuated by springs. The inlet valve has a slight curvature to provide protection from damage. The compressor’s outlet valve opens when the pressure in the cylinder is higher than the pressure in the storage tank. The piston moves very quickly inside the cylinder, exerting a high amount of force throughout the compression process. This high piston speed is a common cause of compressor wear and tear.
A single-stage air compressor is ideal for smaller tradesmen and small construction crews. Its lightweight and compact design make it easier to transport and store. While it may be tempting to buy the first cheap air compressor you see, it’s important to balance the price against performance to choose the right air compressor for your needs. The best single-stage air compressor is 1 that provides excellent performance and durability. Its two-stage counterpart is designed for larger construction teams and large applications.
The main difference between a single-stage and a two-stage air compressor lies in their capacity. A single-stage air compressor compresses air only once and delivers it into the storage tank, while a two-stage compressor compresses it twice, creating double the pressure. Because of this, single-stage air compressors are cheaper and versatile than their counterparts, which means that they can be used for multiple purposes.
air-compressor

Low-noise

A low-noise air compressor is a type of industrial compressor that is less noisy than regular air compressors. These are generally smaller machines designed for smaller factories and workshops with a few to several employees. They are designed to handle mid-weight volumes of compressed air per day. This type of compressor is especially useful for smaller manufacturing businesses that need to produce compressed air for medical applications. Small breweries can also benefit from the low-noise capabilities of these compressors.
Low-noise air compressors come in various sizes and features. For smaller jobs, you can purchase a one-gallon model that is lightweight and portable. For larger jobs, you can purchase 1 with a larger tank that can provide more pressure for longer jobs. However, a larger tank will make the compressor heavier and harder to transport. To avoid this, make sure to check the size of the tank and how much power it can handle.
Considering a low-noise air compressor for your business? If so, you’ve come to the right place. There are a variety of affordable and dependable low-noise options to choose from. A CAT 10020C, for example, is designed to provide high-volume air to many outlets at once. A CAT 10020C comes with a 10-gallon tank, wheels, and a carrying handle.
Noise levels can also affect the productivity of employees. When employees work with air compressors in close proximity to each other, they may develop tinnitus. If employees are free from tinnitus because of the loud noise, they are likely to work more efficiently. Moreover, it will be easier for them to focus and communicate efficiently. If you need a compressor, a low-noise 1 is an excellent choice.

China Best Sales 4 MPa Reciprocating Double 3 Cylinder Piston Compressor 40 Bar Pet Bottle Blowing Air Compressor with Great quality

China Standard CZPT Brand 40 Bar Compressor Medium Pressure Pet Plastic Bottle Blowing Air Compressor near me supplier

Product Description

Lingyu Brand 40 Bar Compressor Medium Pressure PET Plastic Bottle Blowing Air Compressor

Lingyu Compressor Show

Product Parameters

Company Profile

HangZhou CZPT Machinery Co., Ltd (hereinafter referred to as Lingyu), founded in 2009, is a modern new national high-tech enterprise integrating R & D, manufacturing, sales and service. Compressed air purification equipment and air compressor as the core product, the company has formed 5 series of products and systematic solutions for different industries, scales and applications, such as petroleum, chemical industry, electric power, food, CZPT care, biopharmaceutical, manufacturing and processing, textile industry, and is the most influential complete set of compressed air purification solution service provider in China.

With an excellent management team and a senior technical R & D team composed of refrigeration technology experts, CZPT have tacit cooperation in product design, R & D and promotion, deeply understand the meaning of ” Supported by technology, driven by value “, “Quality and service” run through every detail of the company’s operation and management, and won the trust and support of customers widely. The growing process of HangZhou CZPT is the process of serving customers and growing up with customers. We try our best to do everything well and meet every challenge with confidence.

Certifications

Choosing an Air Compressor

Positive displacement

Oil-injected

Oil-free

Single-stage

Low-noise

China Standard CZPT Brand 40 Bar Compressor Medium Pressure Pet Plastic Bottle Blowing Air Compressor near me supplier

China Professional 40 Bar Rotary Electric Head Portable Air Compressor Oil Free Screw Water Lubrication Oil-Less Machines Industrial Equipment Pet Bottle Blowing Air Compressor with Best Sales

Product Description

40 Bar Rotary Electric Head Portable Air Compressor Oil Free Screw Water Lubrication Oil-Less Machines Industrial Equipment Pet Bottle Blowing Air Compressor

Main uses and guarantees:

Energy saving: energy saving more than 15% compared with dry oil-free compressor.
Environment protection: no using any lubricate oil to avoid environment pollution.
Reliability: absolutely guarantee oil-free.

Because the purified water takes part into the compressing process to seal, cool and lubricate, it increases efficiency. With the same motor power, comparing with dry oil-free air compress, there is 15% more air production of oil-free screw air compressor of water lubrication, it reduces the energy consumption greatly. The consumption material of oil-free screw air compressor is only water, air filter and water filter, the maintenance cost is very low.

100% oil-free compressed air, 100% purified compressed air, 100% no oil pollution risk.

In the process of food and drink industry, medical industry, packing industry, electronic manufacture, painting industry, powder coating industry and textile manufacturing, it must avoid any risk of oil pollution, otherwise it would cause serious consequences such as manufacture damages and stop, brand and credit losing. CMN oil-free screw air compressor takes water for lubrication, there is not any lubricate oil in the air end, and at the meantime, because the purified water clean the air, the compressor air is absolutely clear and not any pollution.

Guarantee: High precision, high wear resistance, low noise, smooth and steady, high strength

Our OEM/ODM company provides you what best matches your needs

Our product can be adapted. Please give us the required model name so we can provide you the most accurate quotation.

This chart if for reference, if you need different features, provide us all relevant details for your project and we will be glad to help you finding the product matching your need at the best quality with the lowest price.

Please note the price and the MOQ may vary regarding the product you chose: do not hesitate to contact us to know more!

SPECIFICATIONS FOR 25 TON CRAWLER EXCAVATOR
Engine	Engine model	Kw/rpm	135.5/2150
	No. of cylinders	Kw/rpm	637/1800
	Net Power	L	6.494
Main performance parameters	Main performance parameters	km/h	5.9/4.0
	Travel speed (max. & min.)	°	<=35
	Max. Gradeability	rpm	11.3
Hydraulic system	Hydraulic system	KPa	50.1
	Main pump	KN	161
	Rate flow	KN	125

Main Features

1) Simple structure in linear type ,easy in installation and maintation.
2) Adopting advanced world famous brand components in pneumatic parts ,electric parts and operation parts.
3) High pressure double crank to control the die opening and closing.
4) Running in a high automatization and intellectualization,no pollution
5) Apply a linker to connect with the air conveyor ,which can directly inline with filling machine .

company information

Types of Air Compressors

Air Compressors

Single-stage models

Low-noise models

Oil-free models

China Professional 40 Bar Rotary Electric Head Portable Air Compressor Oil Free Screw Water Lubrication Oil-Less Machines Industrial Equipment Pet Bottle Blowing Air Compressor with Best Sales

China Standard Screw Air Compressor Oil Free Water Lubrication Oil-Less Machines Industrial Equipment 40 Bar Rotary Electric Head for Pet Bottle Blowing Air Compressor with Hot selling

Product Description

Screw Air Compressor Oil Free Water Lubrication Oil-Less Machines Industrial Equipment 40 Bar Rotary Electric Head for Pet Bottle Blowing Air Compressor

Main uses and guarantees:

100% oil-free compressed air, 100% purified compressed air, 100% no oil pollution risk.

Guarantee: High precision, high wear resistance, low noise, smooth and steady, high strength

Our product can be adapted. Please give us the required model name so we can provide you the most accurate quotation.

Please note the price and the MOQ may vary regarding the product you chose: do not hesitate to contact us to know more!

SPECIFICATIONS FOR 25 TON CRAWLER EXCAVATOR
Engine	Engine model	Kw/rpm	135.5/2150
	No. of cylinders	Kw/rpm	637/1800
	Net Power	L	6.494
Main performance parameters	Main performance parameters	km/h	5.9/4.0
	Travel speed (max. & min.)	°	<=35
	Max. Gradeability	rpm	11.3
Hydraulic system	Hydraulic system	KPa	50.1
	Main pump	KN	161
	Rate flow	KN	125

Main Features

company information

Choose an Air Compressor for Your Business

There are several factors to consider when choosing an air compressor for your business. One factor to consider is the type of compressor you are looking for, which may include single-stage, low noise, and positive displacement. Hope this article helps you make the right decision. After all, your business success will depend on this device! Let’s take a closer look at these factors. Also, consider what compressor manufacturers say about their products.
air-compressor

Positive displacement

Positive displacement air compressors compress air by drawing in a volume from an inlet and extruding it out of a chamber. This increases the pressure at which the gas can be pumped at rates that cannot be pumped through the outlet at lower pressures at higher mass flow rates. These types of compressors are available in single-acting and double-acting configurations. They are classified by the number of cylinders.
There are 2 different types of air compressors: reciprocating air compressors and screw compressors. Both are roll machines. Positive displacement air compressors use pistons and cylinders to compress air. The resulting air pressure builds up within the compressor housing, increasing the potential energy of the compressed air. Screw air compressors are the most popular positive displacement air compressors, which can be either single-stage screw-blade air compressors or multi-stage screw-blade oil-immersed screw air compressors.
Positive displacement flowmeters use a rotating measuring chamber to divide the fluid into discrete quantities. The number of times the chamber was refilled and emptied was used to estimate the total flow. However, positive displacement flow meters are prone to leaks, reducing the accuracy of the estimates. If a leak occurs, it can cause false readings and damage the compressor. However, leaks in positive displacement air compressors can reduce pressure.
The most common types of positive displacement air compressors are screw, reciprocating, and vane. Rotary positive displacement air compressors are also available as well as many other air compressors. Positive displacement air compressors are most commonly used in large manufacturing facilities. If you are considering an air compressor for commercial or industrial applications, it is imperative to understand how the components of the unit work. Please read the information below to learn more before deciding which application is best for you.
Positive displacement air compressors use a piston to force air into a chamber, compressing the air in the process. The piston moves in the opposite direction, thereby reducing the volume of the chamber. When the amount of air in the chamber reaches its maximum value, the valve opens, allowing it to escape at higher pressure. Positive displacement air compressors are generally less efficient than centrifugal compressors. However, they are still an excellent choice for a variety of applications.
air-compressor

Single-stage

The discharge pressure of the single-stage air compressor is used to control the operation of the compressor. Properly designed load/unload controls allow the air compressor to operate at its most efficient point while minimizing stress on the main engine bearings. Single-stage air compressors can approach variable speed efficiency with appropriate storage capacity. However, improper storage can cause premature bearing wear on the main unit. If this is the case, a single-stage air compressor may not be ideal.
A single-stage air compressor has only 1 cylinder, which means 1 stroke is required to move air from 1 cylinder to another. Pressure is measured in cubic feet per minute or CFM. Tank size is also important as a large single-stage air compressor may be required to operate multiple air tools. Single-stage air compressors can be used in a variety of applications and can last for years.
For the most common uses, single-stage air compressors are the most practical option. These devices work with most hand tools, from hammers to grinders. Single-stage air compressors are lightweight and easy to move. However, two-stage air compressors provide more CFM, making them a better choice for industrial or commercial use. However, two-stage compressors are not suitable for private use. Therefore, if your main purpose is DIY and craft projects, it is better to choose a single-stage air compressor.
Compared with two-stage air compressors, single-stage screw air compressors are cheaper. They come from a variety of manufacturers and range in power from 3 to 600 horsepower. Single-stage air compressors are a cost-effective solution for a variety of air compressor needs. They offer flexibility and multiple control methods, making them an excellent choice for many different applications. Therefore, when choosing an air compressor for your business, choose the 1 with the most suitable functions.
Single-stage air compressors are the most affordable and easy-to-use air compressors for small to medium jobs. They also have higher compression ratios. The compression ratio is the ratio of absolute discharge pressure to absolute inlet pressure. When calculating the ratio, it takes into account atmospheric pressure and gauge pressure. The compression ratio pushes the surface area of the rotor, which increases the thrust load.
Single-stage air compressors are smaller and easier to transport than two-stage units. Single-stage air compressors have 1 air intake, and two-stage air compressors have 2 air intakes. The difference between single-stage and two-stage air compressors largely depends on the number of times the air is compressed. A single-stage air compressor compresses the air once, while a dual-stage air compressor compresses the same amount of air twice.
air-compressor

low noise

Low noise air compressors are ideal for a variety of applications. While no air compressor is completely silent, some models are much quieter than others. For the Hitachi EC28M portable compressor, the noise level is 59 decibels. The compressor features steel rollers that protect the internal components and give it a sleek, modern look. It also has a one-gallon fuel tank and a half-horsepower drive.
Noise from air compressors can be distracting and reduce productivity. It is important to choose low-noise air compressors to keep employees healthy and happy at work. While noise is an unfortunate aspect of working on the shop floor, reducing it can improve productivity. By reducing distracting noise, employees can focus on their work and communicate more effectively. That means higher quality work and happier clients. If you’re looking for a low-noise air compressor, be sure to read the tips below.
Low noise air compressors are an excellent choice for businesses of all sizes. These powerful tools can run multiple tools simultaneously. The 2 water tanks are made of rust-resistant aluminum and are stackable. This air compressor is heavier and can handle large jobs with ease. It costs more than other air compressors, but it can handle a lot of work efficiently. CZPT Air Tools air compressors come with a one-year warranty and are highly recommended by contractors.
Noiseless air compressors are generally more expensive than comparable products, but they are worth the extra cost. Noiseless compressors are a good option for businesses that need to avoid disturbing nearby people. For example, you might want to consider a low-noise air compressor for a dental office, which cannot tolerate noise. Fortunately, this problem can be solved by relocating the compressor to a location that is more isolated from your workspace.
One brand of low-noise air compressors offers 2 models. The CZPT Air Tools 2010A features a large cast aluminum can, regulating pressure gauge, and 2 universal quick-connects. It produces 68 decibels of noise when it works. It has a large 8-gallon fuel tank capacity and has wheels and handles for easy transport. Its powerful engine produces a low noise level of 68 decibels.
Another popular low noise air compressor is the Makita MAC210Q Quiet Series. This model is capable of producing up to 71.5 decibels of sound, which is the amount of air it produces at 90PSI. The MAC210Q features a durable oil-free pump and weighs just 36 pounds with a handle and wheels. These compressors are easy to move and ideal for indoor work.
China Standard Screw Air Compressor Oil Free Water Lubrication Oil-Less Machines Industrial Equipment 40 Bar Rotary Electric Head for Pet Bottle Blowing Air Compressor with Hot selling