Gasket Sheet | PTFE Envelope Gasket
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PTFE Envelope Gasket
PTFE Envelope are made of 100% pure PTFE cover with flexible core material such as non-asbestos. The coefficient of static and dynamic friction of PTFE are very low but PTFE is the best of the "non-stick" material

Service
PTFE Envelope is mainly use flange groove and all kind of equipments in food and pharmaceutical industrial
Genearal Data
Property Value
Temp. (C) 260
Pressure (bar) 40
PH Range 0-14
Compressibility (%) >20
Recovery (%) >30


  Type of PTFE Envelope Gasket
Type "M":
Machined to give a smooth bore and tailor-made to the insert profile. Sizes up to 20" i d 		Type "V":
Slit and formed giving price adventage for thinner joints where smooth bore is not essentials. Sizes up to 20" i d 		Type "W":
Produced from specially formed and welded PTFE tape for all joint over 18" i d