الوصف

Spiral wound gasket is formed of V-shaped of W-shape stainless steel stripe and soft nonmetallic packing or the material of flexible graphite asbestos, non-asbestos, PTFE etc by means of piled. it can use inner ring and outer ring as different material such as carbon steel , stainless steel **4, **6, **6L and etc . The static sealing element of pipe, valve, pump, thermal exchange, condensing motorcycle, auto vent-pipe, tower, plain hole and hole of flange, etc.