Teflon PFA Copolymer Film

Teflon PFA Copolymer Film delivers exceptional chemical inertness, high thermal endurance, and a smooth, non-stick surface in an ultra-thin, flexible format. Its transparency and purity make it suitable for barrier films, release liners, and protective layers in high-value manufacturing. Industries use PFA films in photovoltaic panel production, aerospace insulation systems, and chemical-resistant packaging. Specific applications include release films for composite curing, chemically inert membranes in microfiltration, and protective layers for optical sensors in corrosive environments. In research, PFA films are employed in studies on surface modification for bonding, microfluidic device fabrication, and advanced corrosion barrier development. The film format’s combination of processability, purity, and resilience ensures its utility in high-performance engineering and scientific innovation.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Foil

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