PolyTetraFluoroEthylene - PTFE
Properties of Unfilled - PTFE
Basic properties of Virgin / Unfilled PolyTetraFluoroEthylene – PTFE:
PolyTetraFluoroEthylene — PTFE has unique & versatile properties. Due to unique & versatile properties of PTFE, it finds the applications of many service conditions.
PolyTetraFluoroEthylene — PTFE has unique & versatile properties. Due to unique & versatile properties of PTFE, it finds the applications of many service conditions.
- Chemical inertness to all known chemicals however attacked by molten alkali metals, chlorine, triifluorides, fluorine & related fluorine complexes at elevated temperature & pressure.
- Resistance to solvents, insoluble in all solvents up to 260°C. Certain high fluorinated oils swell & dissolve PTFE at temperature close to crystalline melting point.
- Wide operating temperature range -250°C to +260°C, at atmospheric pressure.
- Lowest coefficient of friction among all known metals & nonmetals.
- Nontoxic & antistick properties.
- Negligible water absorption.
- Nonflammable
- Resistance to radiations, electrical properties remain practically unchanged during & after irradiation, both in air & vacuum.
- Excellent weathering resistance.
- Outstanding electrical/insulating properties over wide frequency range.
PTFE Properties at a glance:
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Exemplary Chemical Inertness |
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Exceptional weathering resistance. |
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Excellent electrical insulation characteristics. |
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Remarkable Heat resistance |
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Non-adhesive Properties |
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Very low coefficient of friction |
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Resistance to Magnetic Field |
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Non-Flammable |
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High Resistance to Radiation |
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Negligible Water Absorption |
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Non Toxic |
Service Conditions for PolyTetraFluoroEthylene – PTFE:-
Due to unique & versatile properties of PTFE, it finds the applications of many service conditions such as
- Service Conditions that PTFE Can Work
- Corrosive
- Radiation
- Subzero – Cryogenic
- Ultraviolet Exposure
- Hygienic
- Low – Zero – high gravity – Space
- Marine
- Erosive
- Magnetic Fields
- Electrical Insulations
- Non adhesive
- Non Friction
- Heat Up to 200°C
- Vacuum