High Performance Materials DuPont™ Vespel® Polyimide Extremely high temperature creep resistant plastic with excellent friction and wear characteristics. G10/FR-4 Glass Epoxy Glass/epoxy composite material with outstanding electrical properties. PAI Extremely stong, stiff, dimensionally stable plastic material often used in elevated temperature environments. PCTFE Fluoropolymer with outstanding dimensional stability, mechanical properties, and temperature range. PEEK Strong, stiff plastic with outstanding chemical resistance; performs over a wide range of temperatures. PPS Plastic material with excellent chemical and corrosion resistance at elevated temperatures. PTFE Low friction engineering plastic with outstanding chemical, high temperature, and weathering resistance. PVDF High purity engineering plastic with excellent chemical, abrasion, and flame resistance. View Materials by Application Good Chemical Resistance Plastics such as PVDF and PPS have outstanding chemical resistance and are widely used in chemical processing applications. Good Dimensional Stability Plastics for tight tolerance applications include those with low CTEs and low moisture absorption. Good Electrical Insulation Some plastics (such as phenolic, Ultem®, PEEK) have high dielectric strength and are widely used for electrical applications. High Purity Plastics such as PEEK and PFA are often used for high purity applications where it’s important to prevent contamination. High Temperature Some plastics offer options to resist thermal degradation while maintaining sufficient strength at elevated temperatures. Case Studies and Articles PEEK for High Temperature Seals PEEK has the high temperature performance, creep and chemical resistance required for many aerospace applications. Vespel® Thermal Isolator for Scientific Equipment DuPont™ Vespel® provides low thermal conductivity—as well as strength and stability—for cryogenic applications. Considerations for High Temperature Applications Technical article examines some characteristics , discussion points and questions for use of plastics in high temperature applications.