Expanded PTFE with diffusion tight layer
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Expanded PTFE ( ePTFE ) sheet possesses universal resistance against common chemicals, except melted alkali metal, fluorine at liquid and gas states. It can be stored without any time limits and can seal uneven and damaged flanges
Thickness : 0,5-10mm
Size : 1500 x 1500 ; 1800 x 1800
Characteristic
- full chemical resistance like solid sintered PTFE
- resistance against acids and bases of pH 0 to 14
- UV-resistant
- no aging, unlimited shelf life
- nontoxic, biologically inert
- non flammable
Physical Properties of expanded ptfe sheets
|
Length Tensile Strength |
17.0MPa |
|
Cross Tensile Strength |
17.0MPa |
|
Compressive Strength |
17.0MPa |
|
Max Compressive Strength |
17.0MPa |
|
Gravity |
0.65~0.95g/cm³ |
|
Compression |
WXXJ 45% JB/T10688-2006 40%~50% |
|
Recovery |
WXXJ 15% JB/T10688-2006 >10% |
|
Leakiness (cm³/s) |
WXXJ 0.1~0.2x10-4 JB/T10688-2006 <0.1x10-3 |
|
Temperature |
-240~260°C |
Sender
CÔNG TY TNHH SEAMATECH VN
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