PTFE Spiral Wound Gasket
Description:QS 3050 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.
APPLICATION:
We can produce according to ASME, BS, JIS and EN(DIN) standards or client request.
| Products | Style | Flange | For example |
| Basic type SWG | 3050 | Tongue and Groove | 304/PTFE |
| SWG with inner ring | 3050IR | Male and Femal | 304 304/FG |
| SWG with outer ring | 3050CR | Raised face Flat face | 304/ASB CS |
| SWG with inner &outer rings | 3050IC | 304 304/FG CS | |
| SWG for heat exchange | 3050H | Heat exchanger | 304/FG with 1 bar of DJ |
| Special shape SWG | 3050S | Special | Oval |
MATERIAL:
| Style | Structure | Hoop material | Filler material | Inner&outer ring material | Normal thickness mm | |
| Gasket | Inner&outer ring | |||||
| 3050 | Without rings |
304(L);316(L);312;317(L);31803Monel
Ti,Ni
INC
Hast.C/B
Zr702etc. |
Graphite,
PTFE,
Asbestos Non-asb Mica,etc |
CS304(L)
316(L)
321,317L31803Ti,Ni INC Hast Monel Zr702 |
3.2
4.5(0.175")
6.4 |
2
3(1/8")
4 |
| 3050IR | With inner ring | |||||
| 3050CR | With outer ring | |||||
| 3050IC | With inner&outer rings | |||||
We are a professional manufacturer and exporter specializing in seal products,e.g. gasket,packing,sheet,seal material etc. Offering good price and good qulity coodities to customers are our business purpose .If you need any information regarding these products,pls feel free to let us know.