Spiral wound gaskets is formed of V-shaped of W-shape stainless steel stripe and soft nonmetallic packing or the material of flexible graphite asbestos, nonasbestos, PTFE etc by means of piled. It can use inner ring and outer ring as different material such as carbon steel, stainless steel 304, 316, 316L and etc.
Inner and Outer Rings of Spiral Wound Gasket also can be processed for inner and outer ring of spiral wound gasket. Taifno make the inner and outer ring by punched for size small then 14 inch, and by lathe for large sizes. If some material is costly, for example SS304, SS316 etc., we can make it by bending and welding with low cost, if the seal face is narrow.