Rubber gaskets - Import export

Washer for roofing screws With EPDM rubber gasket, galvanized / has no official standard The washer for the roofing screw is equipped with an EPDM rubber gasket made of ethylene, propylene, diene, methylene. It is not used without a self-tapping screw. The metal part of the washer is coated with white zinc. When painting the roofing screw, the metal part of the washer surface is painted. Coating of the metal part: white zinc. Gasket material: neoprene or EPDM E - ethylene, P - propylene, D - diene, M - methylene. Attention! The thickness of the EPDM rubber gasket on the washer is 2.4-2.8 mm.