PEI is a high strength thermoplastic film that has outstanding temperature, chemical and electrical properties. Depending on the application, PEI can be a cost effective alternative to PEEK.
- Ultem® PEI
- High temperature resistance
- Chemical resistance
- Excellent mechanical strength
- Thermoformed components
|Property||Test Method||Typical Value|
|English units||SI Units|
|Available Thickness Range||-||2 – 20 mil||51 - 508µm|
|Max. Operating Temp.||-||340ºF||171°C|
|Melt Point||ASTM D-3418||426ºF||219°C|
|Dielectric Strength||ASTM D-149||830 V/mil||33 V/μm|
|Dielectric Constant||ASTM D-150||3.15||3.15|
|Specific Gravity||ASTM D-792||2.12 - 2.17||2.12 - 2.17|
|Tensile Strength, Break||ASTM D-638||15200 psi||105 MPa|
Ultem® is a registered trademark of GE.
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.