Fluoroelastomer Rubber, 80-90 °IRHD. Terpolymer of vinylidene fluoride, hexafluoropropylene and tetrafluoroethylene. To meet ASTM D2000 line call-out M3HK910, A1-10, B37, B38, EF31, EO78, Z1. Where Z1 = hardness 85-90. ASTM designation = FKM. ISO designation = FPM. Applications: Excellent resistance to oils, fuels and hydraulic fluids at high temperature. Chemical resistance superior to that of standard fluoroelastomer. |