... of rubber washers, also different materials of rubber wahsers, viton rubber washers, siliconerubber washers, EPDM rubber washers, NBR rubber washers, PU rubber washers, Natural rubber washers, etc.Natural Rubber Washers ... heat resistance.Operating Temperature: about -60°C~+80°CApplication: tyre, rubber shoes, rubber sac, rubber belt, the insulating layer of electric wire and cables ...