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DuPont™ Crastin® PBT (polybutylene terephthalate) thermoplastic polyester offers exceptional resistance to heat, creep and solvents, processing ease and good economics for a variety of applications. Among its most notable characteristics:

  • Dimensional stability to go where nylon can’t with part performance virtually unaffected by changes in ambient humidity.

This characteristic is especially valuable in auto lighting bezels, connectors and water valves

  • Excellent dielectric and electrical insulation properties, with high arc resistant grades, make Crastin® especially suited for connectors, relays, switches