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PTFE gasket,is made by cutting PTFE stick, pipe and sheet into flat shape, v shape gasket or valve annulus.it has 100% PTFE structure. it can bear the most bitter chemical medium, and has good anti-creeping performance.
Expanded PTFE gasket , is a replacement of asbestos. it is anti-creeping, anti-cold-flow, anti-low-temerature.it has no pollution. it is easy to install and replace. under small pre-stress force, it can bear great internal pressure even in a environment of changing pressure. it is the best suit the condition with rough and fragile flange and alternately-changing temperature.
PTFE properties
| Temperature |
-200℃~260℃ |
Pressure |
105bar |
PH range |
0-14 |
Expanded PTFE properties
| Temperature |
-268℃~315℃ |
Pressure |
210bar |
PH range |
0-14 |
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