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

DuPont Hytrel HTR4275 BK316 TPEE

DuPont Hytrel HTR4275 BK316 is a black thermoplastic elastomer (TPEE) offering exceptional dynamic fatigue resistance, high-temperature performance up to 150°C, and excellent oil/fuel resistance. Designed for demanding automotive and industrial applications, it combines rubber-like elasticity with thermoplastic processability, enabling efficient injection molding and recyclability.
  • dupont hytrel htr4275 bk316 tpee_6f72f98e
  • dupont hytrel htr4275 bk316 tpee_6f72f98e

Features Of DuPont Hytrel HTR4275 BK316 TPEE

  1. High heat resistance with continuous use temperature up to 150 °C (302 °F).

  2. Excellent dynamic fatigue resistance for demanding cyclic loading applications.

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

  4. Outstanding melt processability via injection molding and extrusion.

  5. Black colorant (BK316) pre-compounded for consistent aesthetics and UV stability.

Typical Applications Of DuPont Hytrel HTR4275 BK316 TPEE

  1. Under-hood automotive components including air ducts and sensor housings.

  2. Industrial power transmission belts and timing belt covers.

  3. High-performance fluid handling connectors and seals in hydraulic systems.

  4. Robust consumer appliance parts requiring thermal and mechanical durability.

Specifications Of DuPont Hytrel HTR4275 BK316 TPEE

Chemical TypeThermoplastic Polyester Elastomer (TPEE)
Product FormPellets
AppearanceBlack, free-flowing pellets
Primary ApplicationsUnder-hood automotive, industrial power transmission, fluid system components
Key FeaturesHigh heat resistance, dynamic fatigue performance, oil/chemical resistance
BenefitsExtended service life at elevated temperatures; reliable dimensional stability under load
Processing MethodsInjection molding, extrusion


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