Special steam resistant, Black Fluoroelastomer Rubber, 55-65 °IRHD. Terpolymer of vinylidene fluoride, hexafluoropropylene and tetrafluoroethylene. To meet ASTM D2000 line call-out: MHK610, A1-10, B38, EF31, EO78. ASTM designation = FKM. ISO designation = FPM. Applications: Compounded for improved performance against acids and aqueous media. Excellent resistance to oils, fuels and hydraulic fluids at high temperature. |