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Royalene® 547

Technical Datasheet | Supplied by Lion Elastomers

Royalene® 547 by Lion Elastomers is an ethylene propylene diene (EPDM) rubber. It contains a non-staining stabilizer. Exhibits medium molecular weight distribution, high unsaturation, ultra-fast curing, excellent compression set- and weathering resistance. Offers rapid mixing, excellent dispersion properties and low temperature properties. It co-cures well with SBR. Designed for processing by closed-cell sheet sponge profile extrusion. Royalene® 547 is used in automotive window channel applications.

Royalene® 547 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Mooney Viscosity

(ML (1+4) / 150°C (Unmilled))

ZS 1220C

Ethylene/ Propylene Weight Ratio

63/37

ZS 1231

Ethylidene norbornene content (ENB)

10.0 % wt

ZS 1222

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