Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

DuPont Hytrel 5555HS TPEE

DuPont Hytrel 5555HS is a high-strength thermoplastic elastomer (TPEE) offering exceptional resilience, heat resistance up to 150°C, and outstanding fatigue endurance. Ideal for dynamic automotive and industrial components, it combines rubber-like elasticity with thermoplastic processability—enabling rapid injection molding and recyclability without performance loss.
  • dupont hytrel 5555hs tpee_2588fa75
  • dupont hytrel 5555hs tpee_2588fa75

Features Of DuPont Hytrel 5555HS TPEE

  1. High-temperature resistance with continuous use up to 150 °C

  2. Excellent fatigue resistance and long-term dynamic performance

  3. Outstanding chemical resistance to oils, greases, and many automotive fluids

  4. Good low-temperature flexibility down to –40 °C

  5. Easy processing via injection molding and extrusion without drying

Typical Applications Of DuPont Hytrel 5555HS TPEE

  1. Automotive air ducts and charge air coolers

  2. Fuel system components including fuel lines and quick-connect fittings

  3. Industrial power transmission belts and timing belt covers

  4. Oil and gas downhole tool seals and protective sleeves

  5. High-performance sporting goods components requiring durability and rebound

Specifications Of DuPont Hytrel 5555HS TPEE

Chemical TypeThermoplastic Polyester Elastomer (TPEE)
Product FormPellets
AppearanceOff-white to light tan, free-flowing pellets
Primary ApplicationsDynamic sealing, fluid handling, high-heat structural parts
Key FeaturesHeat resistance, hydrolysis stability, mechanical resilience
BenefitsExtended service life in demanding thermal/chemical environments
Processing MethodsInjection molding, extrusion, blow molding
Regulatory ComplianceMeets UL 94 HB; RoHS compliant


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