... 1.90m3/minDischarge pressure: 30~40Bar Model No.Air Discharge(m3/min)Discharge Pressure(Mpa)Motor Power(KW)Weight(kg)Size( ... 1020×105083SW-22401.904.022730 Medium-pressure oil free air compressors, featuring S-type, four columns, three-stage compression ... durability, adopt multiple patent technologies with shangair proprietary intellectual property rights ensuring the output air against oil, which become ...