... , Oil seals, Water Seals, Air Seals. Silicon Seal Rubber Gaskets for Bathroom Fittings: Silicone Rubber Seal Gaskets Specification1, MaterialNBR, NR, EPDM, Silicone, SBR, etc2 ... Hardness30-90 shore A5, TypesOil Seals, Water seals, Air seals, Gaskets, Nonstandard.6, Tolerance±0.1-0.3mm7, ColorTransparent, White, ... the deposit if need to develop new mould. Silicon Seal Rubber Gaskets for Bathroom Fitting