Non-Asbestos Filler Spiral wound Gasket
Description:SINSTON ZR-SW700 Non-Asbestos filler Spiral-Wound gasket is formed of V-shaped metallic stripe and soft non-metallic filler by means of piled, spiral wound and connected its end and beginning by dot welded. Depend on its excellent compression resilience it is suitable for sealing spots where the alteration of temperature and pressure are frequent. It can be used as the static sealing element of pipe, valve, pump, thermal exchange, condensing tower, plain hole and man hole of flange, etc. It has been widely applied in the fields of petrochemical, mechanical manufactory, power station, metallurgy, shipbuilding, medical and pharmaceutical nuclear power station and navigation, etc.
We can produce according to ASME, BS, JIS and EN(DIN) standards or client request.
Products Style Flange For example
Basic type SWG SW 700 Tongue and Groove 304/PTFE
SWG with inner ring SW 700 IR Male and Female 304 304/FG
SWG with outer ring SW 700 OR Raised face
Flat face 304/ASB CS
SWG with inner
& outer rings SW 700 IOR 304 304/FG CS
SWG for heat exchanger SW 700 H Heat exchanger 304/FG with 1 bar of DJ
Special shape SWG SW 700 S Special Oval
Style Structure Hoop material Filler material Inner & outer ring material Normal thickness mm
Gasket Inner & outer ring
SW 700 Without rings 304(L);316(L)
etc. Graphite, PTFE,
SW 700 IR With inner ring
SW 700 OR With outer ring
SW 700 IOR With inner & outer rings
Color cord as ASME B16.20 on request.