Skip to content

603-742-0164 Contact Us

PEEK

Polyetheretherketone

PEEK is a high-performance thermoplastic film that exhibits excellent chemical resistance, wear and abrasion resistance and superior chemical resistance.

Brand Names

  • Vestakeep® PEEK
  • Ketaspire® PEEK
  • Aptiv® PEEK
  • Invibio® PEEK

Characteristics

  • High temperature resistance
  • Chemical resistance
  • Wear and abrasion resistance

Common Applications

  • Thermoformed components
PropertyTest MethodTypical Value (Amorphous)
  English unitsSI Units
Available Thickness Range-2 – 40 mil51 - 1016µm
Max. Operating Temp.-500ºF260°C
Tg-289ºF143°C
Melt Point-649ºF343°C
Dielectric Strength, 1milASTM D-1493800 V/mil150 kV/mm
Tensile Strength, BreakASTM D-88216600 psi114 MPa


Vestakeep® is a registered trademark of the Evonik Degussa. Aptiv® and Optima® are registered trademark of Victrex.


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.