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

DuPont Hytrel DYM250S BK472 TPEE

DuPont Hytrel DYM250S BK472 is a high-performance thermoplastic elastomer (TPEE) offering exceptional resilience, heat resistance up to 150°C, and outstanding fatigue endurance. This black-colored grade features balanced stiffness-toughness, excellent oil/fuel resistance, and seamless processability via injection molding or extrusion—ideal for demanding automotive, industrial, and consumer applications requiring dynamic mechanical reliability.
  • dupont hytrel dym250s bk472 tpee_ddadd9cf
  • dupont hytrel dym250s bk472 tpee_ddadd9cf

Features Of DuPont Hytrel DYM250S BK472 TPEE

  1. High-performance thermoplastic elastomer with excellent melt processability for injection molding and extrusion.

  2. Outstanding resistance to oils, greases, and many automotive fluids at elevated temperatures.

  3. Retains flexibility and toughness down to –40 °C while maintaining dimensional stability.

  4. Black color (BK472) with consistent pigment dispersion and no bloom or migration.

  5. Good UV and weather resistance suitable for long-term outdoor applications.

Typical Applications Of DuPont Hytrel DYM250S BK472 TPEE

  1. Automotive under-hood components including fluid handling hoses and connectors.

  2. Industrial power transmission belts requiring high fatigue resistance and temperature resilience.

  3. Seals and gaskets for hydraulic and pneumatic systems exposed to aggressive media.

  4. Consumer appliance parts such as flexible couplings and vibration-damping mounts.

  5. Medical tubing and device housings where biocompatibility support and sterilization resistance are required.

Specifications Of DuPont Hytrel DYM250S BK472 TPEE

Chemical TypeThermoplastic Polyester Elastomer (TPEE)
Product FormPellets
AppearanceBlack, free-flowing pellets
Primary ApplicationsFluid handling, dynamic seals, flexible structural components
Key FeaturesOil resistance, low-temperature flexibility, high creep resistance
Processing MethodsInjection molding, extrusion, blow molding
Standards ComplianceMeets UL 94 HB flammability rating; RoHS compliant
Storage RecommendationStore in original sealed packaging at <25 °C and <50% RH


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