PTFE Envelope Gasket

PTFE Envelope Gasket

PTFE envelope gasket is a kind of static seals. It is composed of elastic materials such as compressed asbestos sheet, rubber, ceramics, etc. and PTFE envelope cover. PTFE has superior properties against chemical (not affected by all chemicals except molten alkali metal and fluorine at elevated temperature) and temperatre (from -180°C - +250°C) the coefficient of static and dynamic friction of PTFE are very low.

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Product Details

PTFE Envelope Gasket

PTFE envelope gasket is a kind of static seals. It is composed of elastic materials such as compressed asbestos sheet, rubber, ceramics, etc. and PTFE envelope cover.
PTFE has superior properties against chemical (not affected by all chemicals except molten alkali metal and fluorine at elevated temperature) and temperatre (from -180°C - +250°C) the coefficient of static and dynamic friction of PTFE are very low. PTFE is the best of the "non-stick" maerial. It has excellent Weathering and aging characteristics.


Style of PTFE Envelope


image.pngTFN 6000V: This is one of the most frequently used and   economic types. It applies to use in every kind of occasion with lower temperature and lower pressure. Insert materials can be used by customers request.


image.pngTFN 6000S: It applies to with large dimension gaskets which are used in the chemicals with poison.

 

image.pngTFN 6000U: This type is used with the thick material embedded, it can reduce the innder flanges residue.


Prime Features

Temperature: -100~260oC
Max. Pressure: 50bar
Compressibility: >/=20%
Recovery: >/=30%
Stress release: </=45%
Leakage rate: </=1x10-3 cm3/s


PTFE ENVELOPE GASKET V.jpg

PTFE ENVELOPE GASKETS WITH HOLE.jpg

Taifno PTFE is one of the most professional ptfe envelope gasket manufacturers and suppliers China equipped with productive ptfe envelope gasket factory, welcome to our website.

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