Spiral wound gasket:static sealing element of pipe, valve,pump,thermal exchange,auto vent-pipe, hole of flange and etc Spiral wound gasket:static sealing element of pipe, valve,pump,thermal exchange,auto vent-pipe, hole of flange and etc

1) Consists of "V-shape" (or "W-shape") metal tape and nonmetal tape, which are overlapped each other and wound continuously.

2) To fasten the metal tape, both its start point and end point are tack welded.

3) Types: a) R type: spiral winding only

               b) IR type: spiral winding with inner ring

               c) CG type: spiral winding with outer guide

               d) CGI type: spiral winding with outer guide and inner ring.

4)material: metal ring include SS304, SS316,SS316L, carton steel

                nontal ring include graphite strip, ceramic strip, asbestos strip, teflon strip.

5): size: 1/2"-48"

6): ASTM, DIN

Spiral wound gasket