Air Compressor Liner High Density,Zero Cast ... railway vehicle, oil machine,engineering machine,auto parts,compressor, hydraulic and pneumatics,chemical pump, machinetool,metallurgical ... lift tube ,suction tube, thermocouple protect tube Air-condition compression machinerolling piston ring Automotivedry cylinder liner, ... stator, gear Mine mechinanismwear resist sleeve, engine cylinder Air Compressor Liner