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

Sinopec Mitsui EPT 3072EMF EPDM

Sinopec Mitsui EPT 3072EMF is a high-performance EPDM rubber compound from the EPT series, engineered for superior heat resistance, ozone stability and compression set retention. Designed for automotive seals and industrial gaskets, it offers excellent weatherability and long-term elasticity under dynamic conditions. The grade features optimized cure characteristics and consistent processing behavior.
  • sinopec mitsui ept 3072emf epdm_bbf3b709
  • sinopec mitsui ept 3072emf epdm_bbf3b709

Features Of Sinopec Mitsui EPT 3072EMF EPDM

  1. High ethylene content for superior compression set resistance and long-term sealing performance.

  2. Optimized diene type and level enabling excellent sulfur cure compatibility and processing safety.

  3. Consistent molecular weight distribution ensuring stable extrusion behavior and surface finish.

  4. Low gel content minimizing die buildup and enhancing production efficiency in high-speed calendering and extrusion lines.

  5. Enhanced thermal and oxidative stability suitable for extended service life in demanding automotive under-hood environments.

Typical Applications Of Sinopec Mitsui EPT 3072EMF EPDM

  1. Automotive weatherstrips and door seals requiring low-temperature flexibility and UV resistance.

  2. Roof rail seals and trunk lid gaskets for OEM and aftermarket applications.

  3. Industrial hose covers and expansion joint profiles exposed to ozone and outdoor aging.

  4. Building and construction membranes, window gaskets, and façade sealing systems.

  5. White- or light-colored rubber products where low extractables and high color stability are critical.

Specifications Of Sinopec Mitsui EPT 3072EMF EPDM

Chemical TypeEPDM (Ethylene Propylene Diene Monomer)
Product FormPellets (standard bale form)
AppearanceOff-white to light tan, uniform cylindrical pellets
Ethylene Content (wt%)65–69%
Diene TypeENB (Ethylidene Norbornene)
Mooney Viscosity (ML(1+4) @ 125°C)68–74
Volatile Matter (wt%)≤ 0.5%
Ash Content (wt%)≤ 0.1%


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