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| Royaltherm 1421 |
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| Silicone modified EPDM |
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Royaltherm 1421 is a modified EPDM with a special silicone rubber.
Royaltherm is supplied as a base compound that can be vulcanized with peroxides or sulfur/accelerator systems.
Royaltherm 1421 is 35 - 45 Durometer when vulcanized with 1.8 phr of dicumyl peroxide.
It can be blended with 1721 for intermediate hardness applications |
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Mooney Viscosity, ML(1+4)/100'C 20-30
Specific Gravity 1.02
Color Off-white |
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