Expanded P.T.F.E. POLYTOP SEAL® is the product developed through special expansion of 100% Poly Tetra Fluoro Ethylene. It is soft and resilient for maximised sealing effect but also the satisfactory maintenance of creeping property even in harsh environments such as heat, cold, chemicals, shock and vibration etc., which has supplemented all drawbacks of gaskets. Also, the products come in oval, circular and square shapes.
♦ Application
- Materials; Glass, Plastic, FRP, Ceramic and steel etc,
- Flanges; All type of flange, large and complex geometries
- Components; Expansion joints, pipeline, pumps, machine
housing, apparatus, hand and manholes
♦ Technical Data
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- Melting Point
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: 327 oC
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- Application Temp.
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: -230 ~ 260 oC
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- Application Pressure
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: Gas 20 kg/cm2 (280 PSI)
Liquid 50 kg/cm2 (700 PSI)
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- Elongation
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: 20 ~ 30%
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- Tensile Strength
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: 1.40 kgf/mm2 (2,000 PSI)
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- Chemical Resistance
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: Resistant to all type of chemicals (except melted alkali metals and
fluorine)
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- Compressibility
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: 70 % ± 5
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- PH range
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: 0 ~ 14
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