PTFE
ECS-T is a PTFE Sheet Gasket Material suitable for high pressure and temperature services, especially in chemical and hydrocarbon plants in strong acids.
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| Temperature Limit |
-210°C (-346°F) to 260°C (500°F)
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| Chemical Resistance |
pH 0-14 except molten alkalii metals, fluorine and certain fluorine bearing compounds. |
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| Pressure Limit |
55 bar g (800 psig) |
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| Creep Relaxation (ASTM-F38) |
(ASTM F-38B):18% maximum |
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| Recovery (ASTM-F36) |
40% minimum |
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| P x T = |
12000(°C x bar g) 350,000(°F x psig) for1,6 mm (1/16"); 8500(°C x bar g) 250,000(°F x psig) for 3,2 mm (1/8") |
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| Sealability (ASTM-F37) |
(DIN 3535): <0,015 cm3/min (ASTM F-37A) @ 0.7 barg: 0,20 ml/h |
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| Tensile Strength |
(ASTM F-152): 14 MPa (2000psig) |
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| Compressibility |
(ASTM F-36A)@5000psig : 7-12% |
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