How to choose screw type air compressor
The choice of screw air compressor first depends on whether you need oil-free or oil-free, and whether the oil and gas of oil air compressor can be within the acceptable range of use. If it is acceptable to choose screw air compressor with oil, the price will be lower. The gas requirements are higher, it is recommended to use the "Shanghai Granklin Group" water lubricated oil-free screw air compressor.