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PFA Film | Transparent, Heat-Resistant & Chemical-Resistant Fluoropolymer Film for Semiconductor, Electrical Insulation, Chemical Lining, and High-Purity Industrial Applications

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Product Details

Payment & Shipping Terms

Minimum Order Quantity

100KG

Price

US $0.5-40.00 /mtr

Packaging Details

100mtr

Delivery Time

5-8 work day

Payment Terms

T/T

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PFA Film | Transparent, Heat-Resistant & Chemical-Resistant Fluoropolymer Film for Semiconductor, Electrical Insulation, Chemical Lining, and High-Purity Industrial Applications

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Product Description

Product Overview

PFA film is extruded from perfluoroalkoxy (PFA) resin with a smooth surface and excellent comprehensive properties. It supports various processing methods such as heat sealing, welding, metallization, lamination, and vacuum forming.

Key Properties

Chemical Resistance

Excellent resistance to most strong acids, alkalis, and common solvents (e.g., DMF, DMSO)
Withstands concentrated sulfuric acid and nitric acid
Not resistant to molten alkali metals, fluorine, and certain halogen compounds under specific conditions
Good barrier properties to gases and liquids

Thermal Properties

Continuous service temperature: -240℃ to +260℃
Melting point: 305℃
Thermal shrinkage (200℃ × 10min): -0.7 ~ -0.6%
Thermal conductivity: 0.2 W/m·K
Flammability: UL 94 VTM-0
Oxygen index: 95 Vol%

Electrical Properties

High dielectric strength: 250 kV/mm (0.025 mm film), 70 kV/mm (5 mm film)
Low dielectric constant: 2.02 (1 MHz), 2.01 (1000 MHz)
Low dielectric loss: 0.0003 (1 MHz), 0.0005 (1000 MHz)
Volume resistivity: >1.0 × 10¹⁷ ohm·cm
Surface resistivity: >1.0 × 10¹⁶ ohm/sq

Mechanical Properties

Tensile strength: 25 MPa
Elongation at break: 300%
MIT folding endurance: 100,000 cycles
Excellent non-stick and low friction performance
High impact and tear resistance
Maintains mechanical properties even at cryogenic temperatures

Weatherability

Stable under long-term outdoor exposure
Excellent transmittance for visible and UV light

Tags：

PTFE films

UV Resistance ptfe sheet material

heat shrink tubing

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