2026-04-10Views:
When the air compressor needs oil-free air, it is usually selected from the micro-oil air compressor, dry air compressor and water lubricated air compressor.
The temperature of the micro-oil is low, the gap between the yin and yang rotors is small, and the loss of gas is small.
The dry-type oil-free yin-yang rotor has a large gap and large gas consumption. Because there is no oil, the airtight effect is not good.
One of the functions of the oil in the micro-oil air compressor is the oil film, which plays a sealing role. Efficiency is better.
However, the gas compressed by the micro-oil air compressor still has oil and cannot be 100% oil-free.

during the use of lubricating oil, new oil should be added in time when the oil level line is too low, and condensed water must be discharged frequently. Users should set the discharge time of condensed water according to the actual local air humidity when using it, and the discharge frequency can be increased accordingly in humid areas.
In order to ensure the adequacy of condensate discharge, the ball valve should be closed when organic oil is flowing out. Different mixed use of lubricating oil is strictly prohibited, and overdue use of lubricating oil is strictly prohibited. Therefore, in order to make the air compressor continuously produce high-quality compressed air, it is necessary to ensure a good working environment.
Good air quality: In theory, the quality of the air is directly related to the service life of the air compressor and its components, and the quality of the compressed air produced. If the placement environment is relatively poor, it has a great impact on the service life of the air compressor.
When the dry air compressor and micro-oil air compressor cannot meet the conditions of use, we can also choose the water-lubricated air compressor produced by Granklin Group. The air compressor is oil-free and uses water-lubricated air compressor head.
When the water-lubricated air compressor works as a whole, the air compressor head does not contain oil, and the compressed gas is 100% oil-free.

shanghai Granklin (Group) Co., Ltd. produces oil-free air compressors, which are lubricated by water. The head of the water-lubricated air compressor uses pure water as a lubricant. Water lubrication has many advantages. The air sucked by the air compressor in contact with water can ensure the cleanliness of the gas, and it will not produce oil and gas like the traditional oil air compressor.
Oil-free air compressor relies on water as a natural carrier, has no chemical reaction, and the gas is harmless to the human body. It can be used in medical, food and other industries with high gas safety requirements.
One of the selection conditions of micro-oil dry water lubricated air compressor is that it must be completely oil-free air compressor, and 100% oil-free water lubricated air compressor is more suitable.
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