DuPont™ Vespel® Polyimides for Aerospace Valve Seats and Seals

Widely used to increase the operating temperature range, improve reliability, and extend the service life of aerospace valves, this white paper describes the performance advantages of DuPont™ Vespel® and the benefits of specifying DuPont™ Vespel® for critical-service aerospace valve applications.

  • Low rates of thermal expansion and contraction
  • Moderate compressive modulus and ductile behavior throughout a broad temperature range
  • Excellent resistance to creep and stress relaxation
  • Grades available with low to moderate coefficients of friction
  • Grades available for use in vacuum sealing application

Curbell Plastics is the only authorized distributor of Authentic DuPont™ Vespel® polyimide shapes (rod, plaque, bar, balls) in the Western United States.

Not sure which materials best fit your needs?

Our experienced sales and technical teams are available to assist you with material selection challenges.

Working with Specialized Industries Since 1942

Smiling woman
Have a Question?
Curbell Plastics, Inc. Unauthorized use is strictly prohibited. All other trademarks, service marks and logos used herein are property of their respective owners. All rights hereto are retained by Curbell Plastics and any third party owners of such rights. All statements, technical information and recommendations contained in this publication are for informational purposes only. Curbell Plastics, Inc. does not guarantee the accuracy or completeness of any information contained herein and it is the customer's responsibility to conduct its own research and make its own determination regarding the suitability of specific products for any given application.

©2024 Curbell Plastics, Inc. All rights reserved.

California Transparency in Supply Chains Act | Terms & Conditions | Privacy Policy