... to chemicals whether its, alcohol, esters, copper, hydrocarbon oil will not be affected.Wide range of cold heat resistance ... has good toughness and wear resistance force is powerful, oil resistance, seismic etc. Characteristics. It is applied in ... . Such as turbine, gears, bearings,, impeller, leaf, screw, high pressure washers, sealing ring, nuts, screw, the shuttle, sleeve, collar connectors, ...