... Design 55kw Atlas Copco Bolaite screw air compressor with PLC control save energy,environmental protection SKF bearin New design air compressor, 55kw and ... , save maitenance cost.The screw air compressor main configures as follows1,Air end :Sweden Atlas Copco2,Bearing:100% Sweden SKF ... Germany MANN 10,Lubricating Oil Sweden Atlas screw air compressor oil(imported with original)11,Suction valve ...