Screw Compressor Lubricant, Open Gear Lubricant manufacturer / supplier in China, offering High-Performance Clear Viscosity Lubricant for Jeelube Y150 Vacuum Pumps, Open Gear Oil Lubricants and Industrial Lubricants, R134A/1234yf Reciprocating Cooling Compressor Bzh20d 55W for Refrigerator and so on.