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SANTOPRENE™ 121-79W233

Technical Datasheet | Supplied by Celanese

SANTOPRENE™ 121-79W233 by Celanese is a soft, black-colored polyolefin-based thermoplastic vulcanizate (TPV) grade. It is specially formulated to bond to sulfur or peroxide-cured thermoset EPDM rubber for corner molding, end caps and special fixation applications. Is recyclable within the manufacturing stream, shear-dependent and suitable for processing by injection-, multi injection molding. Used in automotive applications like seals and gaskets, exterior trim, bonding and outdoor applications. SANTOPRENE™ 121-79W233 is a RoHS compliant grade.

SANTOPRENE™ 121-79W233 Properties

Thermal Properties

Value & Unit

Test Condition

Test Method

Brittleness Temperature

-60 °C

ASTM D746

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

82 °C

Suggested Max Regrind

20 %

Drying Time

3.0 hr

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SANTOPRENE™ 121-79W233

SANTOPRENE™ 121-79W233 Properties

Thermal Properties

SANTOPRENE™ 121-79W233 Processing Guidelines

Injection Molding Properties