Fluorinated ethylene propylene
FEP is an inert transparent Fluoropolymer that exhibits excellent chemical resistance, high dielectric strength and has a wide thermal range.
- Teflon® FEP
- Norton® FEP
- High temperature resistance
- Cryogenically stable
- Superior chemical resistance
- Inert & non-contaminating
- High dielectric strength
- Optically transparent
- Thermoformed components
- Heat sealed bags
|Property||Test Method||Typical Value|
|English units||SI Units|
|Available Thickness Range||-||2 – 20 mil||51 - 508µm|
|Max. Operating Temp.||-||400ºF||205°C|
|Melt Point||ASTM D-3418||500 - 540ºF||250 - 280°C|
|Dielectric Strength, 1mil||ASTM D-257||6500 V/mil||260 kV/mm|
|Dielectric Constant||ASTM D-150||2.1||2.1|
|Specific Gravity||ASTM D-792||2.12 - 2.17||2.12 - 2.17|
|Tensile Strength||ASTM D-882||3500 psi||24 MPa|
Teflon® is a registered Trademark of DuPont used under license by Welch Fluorocarbon, Inc. Norton® is a registered trademark of Saint-Gobain.
Note: The information displayed on the Welch Fluorocarbon, Inc. website should be utilized for evaluation and reference purposes only, and should not be used as a definitive source. It is the user’s responsibility to test the suitability of any material for their particular end use.