Rocdas Industrial Company is the leading air compressor spare parts manufacturer & exporter of air compressed  and separated industry in China.   Our core business is manufacturing quality spare parts and offering the timely, swift and high quality service for customers,We supplying parts mainly for air filter, oil filter, oil separator, lubricant, maintenance service kits and  other spare parts for GA,GX series screw air compressors spare part, including air filter,oil filter,oilseparator,linefilters,filterkit,separatorkit,compressor oils,lubricant, rotor inject fluid,ultra coolant, filter kits,(Auto)drain valve kit, air cooler,oil cooler,heat exchanger,pressure sensor,DP sensor, temperature sensor,hose assembly, coupling element,gearwheels sets, check valve kit,oil stop valve kit,unloaded valve kit,oil seal and shaft bushing kits,minimum pressure valve,thermostatic valve,solenoid valve,oil level gauge,air compressor PLC controller,diaphragm,pistons, cylinder,muffers and others for screw air compressors,all the spare parts used the best materials and well-designed which meet the quality international standards of all kinds of screw air compressor.