The Spiral Wound Gaskets are used for high pressure, high temperature services. The gaskets are made by spirally winding metal strips and soft filler material. These gaskets are tough, compressible, flexible, and provide a tight seal, which makes them common in demanding service. They are widely used in oil & gas, petrochemical, power plants, refineries, chemical plants and boilers d... https://www.ordinemengitech.com/spiral-wound-gasket.php