Gasket: metal spiral wound gasket, metal toothed gasket, high-strength gasket, metal jacketed gasket, metal waveform gasket, metal ring medal, metal o-ring gasket, ptfe sandwiched and jacketed gasket, cylinder gasket, insulation suite and expanded ptfe belt, graphite sealing belt, rubber sealing belt, packing: aramid fiber packing, carbon fiber packing, ptfe packing, graphite packing, synthetic fiber packing, glass fiber packing, ceramic fiber packing, asbestos fiber.