Rubber Gasket, Rubber Seal in different sizes: 1) EPDM, NBR, SBR, CR, NR etc. 2) Anti-oil, acid, cold & heat, aging properties Rubber Gasket, Rubber Seal in different sizes:1) EPDM, NBR, SBR, CR, NR etc.2) Anti-oil, acid, cold & heat, aging properties Rubber Gasket, Rubber Seal