Product Description

We are authorized distributer of CZPT copco, we could offer entire solution line of
Atlas Copco air compressors , spare areas and consumables. we are also
certified supplier by worldwide authoritative certification

Kindly recommend your specialized requirements, we will advocate appropriate
compressed air technique and spare components for you .

We can provide CZPT One-Stop Provider,and efficient CZPT – preserving options for you .

Merchandise Description

G4-90 sequence oil-injected screw air compressor ,if you want a lot more expert complex assistance ,remember to contact me .

Industrial equipment, printing provider, pipelines,electricity crops, oil&fuel, oil refinery, coating, portray,
plastics, metal market, rubber, mechanical, blow molding, color sorter machine, shipyard, sandblasting, 
metallurg,and so on.

Diverse industries correspond to diverse air compressors, kindly you should send me your application
areas and particular circumstances, then will suggest the most ideal merchandise for you .

 Shipping and delivery
We can give CZPT standard packaging or OEM packaging.

1 Q: How about  the high quality of products ?

   A: We are approved distributer of CZPT Copco. Do not fret the quality and provider.

2 Q: How long is your  delivery direct time ?

   A: If there is stock, the direct time is about 3 operating days right after we get the payment, if require to
       be produced, it is dependent.

three Q: How about your overseas right after-sale support?

   A: (1)Offer buyers with intallation and commissioning on-line guidelines.

       (2)Throughout the world agents and sfter services accessible.

four Q: Can you accept OEM&ODM orders?

   A: Of course, we have specialist layout crew, OEM&ODM orders are hugely welcomed.


Selecting the Correct Air Compressor For Your Residence

You will locate that air compressors are indispensable instruments for a range of scenarios, such as garages, house workshops, and basements. These instruments can power a assortment of equipment, and each product is sized to match the job at hand. Because air compressors have only one motor, they are light-weight, compact, and easy to handle. Making use of 1 air compressor to electricity many instruments will also decrease the use and tear on individual factors. This post will introduce some crucial attributes to appear for when picking the right air compressor for your house.

Optimistic displacement

A optimistic displacement compressor applies strain to a fluid, whereas a centrifugal one particular does the opposite. A constructive displacement compressor generates the desired stress by trapping air and rising its volume. Its discharge valve releases the large-strain gasoline. These compressors are utilised in industrial programs and nuclear electricity crops. The distinction between a positive and adverse displacement compressor is that a good displacement compressor can compress and launch air at a regular price.
A constructive displacement air compressor makes use of a reciprocating piston to compress air. This decreases the volume of the air in the compression chamber, and a discharge valve opens when the pressure reaches the desired amount. These compressors are employed in bicycle pumps and other pneumatic instruments. Positive displacement air compressors have several inlet ports and have several configurations. Optimistic displacement air compressors have a one-acting and double-acting piston, and can be oil-lubricated or oil-free of charge.
A positive displacement air compressor is distinct from a dynamic compressor. It draws air into the compression chambers and then releases the force when the valve is opened. Positive displacement compressors are widespread in industrial applications and are offered in solitary-performing, double-acting, and oil-lubricated versions. Big piston compressors have ventilated intermediate items and crossheads on gudgeon pins. Smaller versions have permanently sealed crankcases with bearings.


Oil-totally free air compressors have some rewards over their oil-lubricated counterparts. They do not demand lubrication oil since they are coated with Teflon. The material has 1 of the least expensive coefficients of friction and is layered, so it slides past other layers with minor hard work. Because of this, oil-cost-free compressors tend to be more affordable and nevertheless provide comparable performance. Oil-totally free compressors are a good option for industrial programs.
The existence of an oil-free of charge air compressor is substantially more time than an oil-lubricated counterpart. These types can operate up to 2,000 several hours, 4 occasions longer than the common oil-lubed compressor. Oil-free compressors also have a significantly reduced operating sounds than their oil-lubricated counterparts. And because they don’t need to have oil adjustments, they are quieter. Some even previous up to 2,000 several hours.
An oil-cost-free air compressor is a excellent choice if your software needs higher levels of purity. A number of applications need ultra-pure air, and even a drop of oil can lead to item spoilage or injury to production products. In addition to the overall health hazards, an oil-free of charge air compressor decreases the costs linked with oil contamination and minimizes leaks. It also eliminates the need for oil collection, disposal, and treatment.
A common oil-cost-free air compressor is extremely productive, necessitating only about 18% of the total load horsepower. Nevertheless, oil-free compressors have a higher chance of premature failure and are not advisable for massive-scale industrial applications. They may also use up to 18% of the compressor’s complete ability. They could audio attractive, but you need to make certain you comprehend the advantages of an oil-free air compressor prior to choosing one for your industrial purposes.


A single-phase air compressor is developed to provide the electricity for a solitary pneumatic tool or unit. These devices are normally smaller than two-phase compressors and generate much less warmth and strength. These devices aren’t made for hefty-duty industries, but they are nonetheless hugely successful for a range of apps, such as auto shops, gas stations, and a variety of manufacturing vegetation. They can also be utilised in borewells, as they are suitable for small areas with low air stream demands.
A single-phase air compressor has a single cylinder and two valves – the inlet and the shipping valves. The two of these valves function mechanically, with the inlet valve managing torque and the shipping and delivery 1 managing air pressure. Usually, solitary-stage compressors are driven by a gas motor, but there are also electric powered versions available. The one-phase air compressor is the most frequent type of air compressor. It has a solitary cylinder, 1 piston, and one air cylinder.
The one-stage air compressors are employed for tiny initiatives or personalized use. A two-stage air compressor is far more powerful for industrial projects. Its more time air conclude life can make it far more productive. It is also more productive for use in the automotive sector, in which the motor has several cylinders. In basic, solitary-stage compressors call for a larger power degree. The single-stage product is perfect for little projects, while a two-phase one is appropriate for larger-scale arsenals.


The cubic foot-for every-minute (CFM) of an air compressor is the output of the device. In get to compute the CFM amount, begin by searching at the compressor’s requirements. You need to know how several cubic ft the unit can keep and how several lbs . for every square inch it can compress. When you have these data, you can determine the CFM. Now you can use these numbers to select an acceptable air compressor for your wants.
The most common way to improve the CFM of an air compressor is to change the regulator down. By turning the dial down, the air compressor will create more than 10 CFM. You can also attempt connecting two output valves. Make confident that the configurations are modified correctly ahead of you begin. This will guarantee that your air compressor is operating at its greatest effectiveness and lifespan. To boost the CFM of your air compressor, first check that your regulator is calibrated for the wanted strain level.
To estimate the CFM of an air compressor, first establish the tank quantity of the machine. Then, multiply this quantity by the time it requires to fill the tank. Then, divide the result by 60 seconds to calculate the CFM. Once you know how much air your machine can maintain, you can select a suitable air compressor. If you are working in a confined area, you ought to acquire a device with a huge tank.


The PSI of an air compressor is the stress that it can output. A standard air compressor has a gauge related to the airline at the base, following to it, or in between the two. The gauge tells the true stress of the air compressor, even though the cut-out pressure is decided by the manufacturer. The maker endorses that you established the minimize-out force 20 to forty PSI increased than the manufacturing unit advised pressure. If you want to established the stress for your nail gun, you can use the cut-in and minimize-out pressures on your compressor, and the tank is not going to exceed this selection.
The PSI of an air compressor measures the pressure that it can produce, which is frequently in pounds per sq. inch. For most air instruments, you need to have at minimum forty to 90 psi. In common, reciprocating air compressors operate on an on/off foundation. This relationship is identified as the responsibility cycle. All air compressors are rated for a certain responsibility cycle, these kinds of as fifty percent on and twenty-five % off.
The Psig of an air compressor is not cost-free, as many individuals believe. The PSI of an air compressor is not cost-free, but it is essential to sustain it for protected functions. If you’re getting trouble sustaining a constant strain, consider turning down the PSI of your compressor by 2 psig. This will determine the vital pressure for the equipment. You’ll also improve the amount of vitality in the system by 1 per cent.

Energy resource

The energy supply for an air compressor is vital in its procedure. Without having the appropriate voltage and amperage, air compressors will not perform appropriately. The electricity supply must be shut to the compressor so that it can plug into an electrical outlet. If it is as well significantly from the outlet, the compressor could not be capable to build sufficient pressure. When this takes place, the fuse inside the air compressor will turn off to defend the user. The electrical power supply must be a protected length from the compressor.
Most manufacturers do not specify the power source for an air compressor. Based on the horsepower, the compressor will call for about four amps of energy. A 1-horsepower compressor would attract about twelve amps. If it ended up powered by a standard 120-volt home offer, its motor would exceed the 15-amp breaker capability. A bigger air compressor, nevertheless, will need a different 15-amp electricity resource, generating it impossible to use it with this variety of electrical power resource.
The electricity supply for an air compressor is generally electrical alternating current (AC) that is equivalent to the voltage on a common wall outlet. A 3-phase air compressor, on the other hand, requires a specific AC supply with three electrical offset pulses. No matter of the variety of air compressor, the energy supply have to be appropriate with the incoming energy provider. One particular of the most widespread troubles when trying to hook up an air compressor to an AC electricity resource is undersized wire. This outcomes in low voltage and substantial amperes, tripping of in excess of-load relays and blown fuses.

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