SPIRAL WOUND GASKETS
Spiral wound gaskets are are manufactured by winding of metallic strip (AISI 304, AISI 316, AISI 316 L, MONEL) alternated with inorganic fillers ( graphite, PTFE, MICA )
They are particularly suitable for static seals on valve covers, flanges and flat couplings in general, where the conditions of use are particularly severe.
They can also be manufactured with an internal or external containment centering ring . This centering rings can be also put on both diameters.