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

SK Suprene S501A EPDM

SKSupreneS501AEPDMisapremiumethylene-propylene-dieneelastomerfromSKChemical’sSuprene®seriesofferingexcellentheat,ozone,andweatherresistanceplushighflexibilityandprocessingstabilityidealforautomotiveseals,roofingmembranesandindustrialgaskets.
  • sk suprene s501a epdm_9e94befb
  • sk suprene s501a epdm_9e94befb

Features Of SK Suprene S501A EPDM

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

  2. Optimized diene level enabling superior sulfur vulcanization and efficient crosslinking.

  3. Low gel content ensuring consistent processability in extrusion and calendering operations.

  4. Excellent resistance to heat, ozone, weathering, and polar fluids including steam and brake fluids.

  5. Good green strength and tack retention for reliable pre-vulcanized assembly and splicing.

Typical Applications Of SK Suprene S501A EPDM

  1. Automotive weatherstrips and door seals.

  2. Radiator and heater hoses requiring long-term thermal and fluid resistance.

  3. Roofing membranes and waterproofing sheets for commercial construction.

  4. Industrial rubber gaskets and expansion joints exposed to outdoor environments.

  5. Electrical insulation components for cable jackets and splice boots.

Specifications Of SK Suprene S501A EPDM

Chemical TypeTerpolymer of Ethylene, Propylene, and Non-Conjugated Diene (ENB)
Product FormPellets (free-flowing, uniform size)
AppearanceCream-to-light-brown, odorless elastomer pellets
Ethylene Content (wt%)65–70
Diene (ENB) Content (wt%)4.5–5.5
Molecular Weight Distribution (Mw/Mn)3.0–4.5
Vulcanization TypeSulfur-curable (conventional and semi-efficient systems)
Primary ApplicationsDynamic sealing, roofing, automotive, industrial hose


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