2026-04-10Views：
What kind of oil is used in the air compressor? Does an oil-free air compressor not use lubricating oil?
Oil air compressor refers to the use of lubricating oil (synthetic oil or semi-synthetic oil) in the air compressor system to lubricate the machine and dissipate heat. This kind of air compressor, the compressed air will have a certain amount of lubricating oil, that is, the post-processing equipment is used for filtering, but it will still have a small amount of lubricating oil, so it is not suitable for some working conditions.
Oil-free air compressor, there are 2 kinds:
in the air compressor system, no lubricating oil is added, pure water is used for lubrication, and no lubricating oil is involved in the operation of the air compressor. Therefore, the compressed air has no lubricating oil, so it is called an oil-free air compressor.
In the air compressor system, lubricating oil is involved in the operation of the air compressor, but the lubricating oil is isolated from the compression zone by means of complete isolation. The lubricating oil is only responsible for the lubrication protection of the bearing and does not participate in the compression.
Note: The compressed air of an oil-free compressor is not 100 percent oil-free. Because the air contains trace amounts of oil, in some places, the oil content in the air is higher. Therefore, even if the oil-free air compressor is used, the compressed air still needs to be processed.
In addition: the price of oil-free air compressor is much higher than that of oil-free air compressor. Therefore, if you can choose a micro-oil permanent magnet frequency conversion screw air compressor, try to choose micro-oil.
The water-lubricated integrated air compressor produced by Shanghai Granklin Group, the water-lubricated air compressor widely praised by users, provides users with pure oil-free compressed gas.
Shanghai Granklin Group produces and sells water-lubricated air compressors. The whole machine is made of stainless steel without lubricating oil and uses water as a lubricant. Introduction to the dry oil-free air compressor: The crankcase of the fully oil-free compressor is of a dry structure. The large connecting rod, small holes, and the front and rear main bearings of the crankshaft generally use double-port sealed grease ball bearings.
The market of permanent magnet oil-free screw air compressor is increasing year by year, which is consistent with the development route of national industrial upgrading. In industrial production, the oil-free gas provided by permanent magnet oil-free screw air compressor is essential. Permanent magnet oil-free screw air compressor is the best energy-saving product among all air compressors at present. Let's take a look at the advantages of permanent magnet air compressor.
The water-lubricated air compressor head produced by Shanghai Granklin Group is suitable for coalbed methane mining. The head of water lubricated air compressor has the characteristics of low temperature and high gas cleanliness, and there are many cases in process gas compression. Coalbed methane is a high-quality gas of modern clean energy. Coal mining all over the country is inseparable from water-lubricated air compressors to extract coalbed methane.
View detailsWhen the air compressor wants to remove water, only a filter can be added to remove part of it. However, due to the high exhaust temperature and a certain pressure, when the external temperature of the end pipeline is low, condensed water will be formed and brought into the end use equipment! According to the actual working conditions, it is recommended to add
What air compressor is good for bottle blowing machine? Each industry has different pressure requirements for air compressors, and different bottle blowing machines are the same. What air compressor is good for bottle blowing machines? Granklin air compressor manufacturers recommend using screw-type medium pressure oil-free air compressors.
View detailsThe expenditure of using screw air compressor is divided into two parts, the cost of using energy consumption and the cost of purchasing machines. Buy water-lubricated oil-free air compressor and choose a suitable brand. Shanghai granklin group can be selected for a price. Oil-free screw air compressor factory direct, the price can make you more satisfied. Quality, after-sales nationwide to provide high-quality services.
Which brand of screw air compressor is of good quality? granklin air compressor for you to sort out the top ten brands of air compressor granklin and other air compressors in 2021.
View detailsIs it difficult to choose an air compressor for industrial use? Among the large air compressors, the "water-lubricated air compressor" produced by Shanghai Granklin Group can achieve 250KW power on a single machine. Industrial use of oil free air compressor choose it:
1. The air valve is leaking and the piston ring is worn too much. If the valve plate of the air valve is broken and the valve spring fails, it will cause the seal to be loose. In addition, the installation is not in place, the air valve is tilted, and the top rod plate on the valve cover is tight. The valve also causes the valve to leak and compressed air directly from the valve seat seal
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