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

SK Suprene S512F EPDM

SK Suprene S512F is a high-performance EPDM elastomer from SK’s Suprene series featuring excellent heat resistance ozone resistance and weatherability ideal for automotive seals gaskets and industrial rubber products requiring long-term durability and compression set resistance.
  • sk suprene s512f epdm_8c3c94d9
  • sk suprene s512f epdm_8c3c94d9

Features Of SK Suprene S512F EPDM

  1. High ethylene content for excellent compression set resistance and thermal stability.

  2. Optimized diene type (ENB) enabling efficient sulfur and peroxide curing systems.

  3. Low Mooney viscosity (ML 1+4 @ 125°C ≈ 45) for superior processability in extrusion and calendering.

  4. Outstanding ozone, weather, and UV resistance due to saturated polymer backbone.

  5. Good compatibility with fillers, oils, and common compounding additives.

Typical Applications Of SK Suprene S512F EPDM

  1. Automotive weatherstripping and door seals.

  2. Roofing membranes and waterproofing sheets.

  3. Industrial hoses and fluid-handling gaskets.

  4. Expansion joints for civil infrastructure projects.

  5. Hot water and steam service seals in HVAC and plumbing systems.

Specifications Of SK Suprene S512F EPDM

Chemical TypeEPDM terpolymer (Ethylene-Propylene-Diene)
Product FormFree-flowing granules
AppearanceOff-white to light tan pellets
Ethylene Content65–70 wt%
Diene TypeENB (Ethylidene Norbornene)
Mooney Viscosity (ML 1+4 @ 125°C)43–47
Volatile Matter≤ 0.5 wt%
Ash Content≤ 0.1 wt%


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