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Tefzel® ETFE offers high purity, excellent chemical resistance, good permeability resistance, and excellent abrasion resistance over a temperature range of -300°F to +300°F. Tefzel® is available in sheet, rod, and film form. It is also available in a fabric-backed sheet for construction of dual laminate vessels or the lining of existing chemical vessels.

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At a Glance

Generic Name
Ethylene Tetrafluorothylene

Available In
Sheet, Rod, Film

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Technical Information

Stock Products Properties

Stock Products

Sheet 1/16″- 3/4″ 12″W x 12’L White
Rod 1/8″-3 3/4″ 6′ or 12′ White
Film .001-.005 x 36″ 300′ – 1200″ Coil Length White

Give us your cut-to-size dimensions. We will precision-cut these plastics to your exact size. Additional sizes and colors available upon request.


Physical PropertiesUnitsASTMResults
Density g/cm³ D752 1.7
Water Absorption, 24 hrs % D570 <0.01
Mechanical PropertiesUnitsASTMResults
Tensile Strength psi D638 6100
Tensile Elongation @Break % D638 300
Flexural Modulus psi 145000
Compressive Modulus psi D695 2470
Hardness, D D785 D67
IZOD Impact Strength Notched kJ.m² D256 No Break
Thermal PropertiesUnitsASTMResults
Coeffcient of Linear Thermal Expansion x10⁻⁵/K 7.3
Melting Temperature °F D3418 512
Max Operating Temp. °F 311
Flammability Rating V-0
Electrical PropertiesUnitsASTMResults
Dielectric Strength. 1/8″ th. kV/mm D149 1800
Dielectric Constant @1 MHz D150 2.5
Dissipation Factor@1 MHz 0.006
Volume Resistivity, 50% RH ohm-cm D257 10⁵

NOTE: The property values presented above are typical values intended for reference and comparison purposes only. They should NOT be used as a basis for design specifications or quality control. Contact us for manufacturers’ complete material property datasheets. All values at 73°F (23°C) unless otherwise noted

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