Dow EPDM 643

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EPDM 643 is an amorphous and low diene-containing ethylene-propylene-diene terpolymer (EPDM) and is suitable for heat resistant peroxide cured moldings. EPDM 643 can be blended with butyl rubber to improve processing and vulcanizate properties of automotive and bicycle tire innertubes.

Main Characteristics:

• Amorphous
• Low diene
• Good heat resistance

Applications:

• Blend component with butyl rubber in innertubes
• Heat resistant hoses and belts

Notes:

• Can be used in contact with all foods except water in oil emulsions, high or low fat, and low moisture fats and oil.
• Adhesives only.

Complies with

• U.S. FDA 21 CFR 177.2600
• U.S. FDA 21 CFR 177.1520
• U.S. FDA 21 CFR 175.105
• U.S. FDA 21 CFR 177.1210
  Consult the regulations for complete details.

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