This gasket is wound alliteratively by V or W shaped metal hoop and non -metal filler of various kinds of mate- rails selected based on specific working condition. Depend on its excellent compression resilient. It is suitable for sealing spots where the alteration of temperature and pressure are frequent, such as pipe, valve, pump etc. They are avail- able in all standard the flanges of sizes, suck as ANSI, API, BS, JPI, DIN etc. metal gaskets,metal gasket,gasket,gaskets,packing,seal,sealing
| Commdity
|
Pressure(kgf/cm3)
|
Temp ºC
|
Leakage rate
|
Min Pretight
|
Factor
|
|
spiral wound gasket filled with expanded graphite
|
(under hot water,oil,etc.)300
|
in oxidizing media -240~550
|
1.0x105cm3/s
|
400kgf/cm2
|
2.5~3
|
|
(under vapor oil,gases,etc.)200
|
in non-oxidizing media-240~800
|
|
spiral wound gasket filled with asbestos
|
150
|
-150~450
|
1.0x104cm3/s
|
500kgf/cm2
|
3~4
|
|
spiral wound gasket filled with PTFE
|
150
|
-200~250
|
1.0x105cm3/s
|
400kgf/cm2
|
2.5~3 |
|