Litharge Incorporated, Green Fluoroelastomer Rubber, 55-65 °IRHD. Copolymer of vinylidene fluoride and hexafluoropropylene. To meet ASTM D2000 line call-out M2HK610, A1-10, B38, EF31, EO78, F15, Z1, where Z1 = colour green. ASTM designation = FKM. ISO designation = FPM. Applications: Litharge incorporated for increased resistance to acids and aqueous media. |