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Formula: PFA
Form: Foil/Film/Sheet
Material: Perfluoroalkoxy (Teflon-PFA)
Commodity: Polymers
Teflon PFA Copolymer film is an advanced fluoropolymer film available in 64 variations. Its range of properties include high purity, excellent chemical resistance, low friction and high temperature resistance. Teflon PFA films are used in applications requiring a non-stick surface, such as food processing equipment as well as chemical pipes and valves. They are also valued for their ability to provide electrical insulation in high temperature environments.
Technical Data Sheet Safety Data Sheet Tolerance Properties
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Tolerances

Foil/Film/Sheet
Thickness ±20%

Material Properties for Polymers

Chemical Resistance
Element Value
Acids - concentrated Excellent
Acids - dilute Excellent
Alcohols Excellent
Alkalis Excellent
Aromatic hydrocarbons Excellent
Greases and Oils Excellent
Halogens Excellent
Ketones Excellent
Electrical Properties
Element Value
Dielectric constant @1kHz 2.05-2.06
Dielectric constant @1MHz 2.05-2.06
Dissipation factor @ 1kHz 0.0001-0.0002
Dissipation factor @ 1MHz 0.0008
Physical Properties
Element Value
Flammability V0
Refractive index 1.35
Limiting oxygen index( % ) 95%
Water absorption( % ) 0.03
Density( gcm⁻³ ) 2.15
Mechanical Properties
Element Value
Elongation at break( % ) 300
Tensile strength( MPa ) 25
Thermal Properties
Element Value
Heat-deflection temperature - 0.45MPa( C ) 63-80
Heat-deflection temperature - 1.8MPa( C ) 48-50
Upper working temperature( C ) 260
Thermal conductivity( W m⁻¹ K⁻¹ ) 0.19
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 76-78

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