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Royalene® 509

Technical Datasheet | Supplied by Lion Elastomers

Royalene® 509 by Lion Elastomers is a general purpose, ethylene propylene diene (EPDM) rubber with high ethylene content. It contains a non-staining stabilizer. Offers medium molecular weight distribution. Exhibits high unsaturation, ultra-fast cure rate, medium range plasticity, excellent low temperature properties and weather resistance. It mixes quickly in internal mixers with excellent dispersion. Designed for processing by profile extrusion. Royalene® 509 is used in closet cell sheet sponge, automotive closed cell sponge molded weather strip assembly corners, molded open cell sponge, tire components such as coverstrips, white sidewalls and black sidewalls, in blends with diene polymers.

Royalene® 509 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Mooney Viscosity

(ML (1+4) / 125°C (Unmilled))

ZS 1220B

Ethylene/ Propylene Weight Ratio

60/40

ZS 1231

Ethylidene norbornene content (ENB)

8 %

ZS 1222

*The last time this product was checked, its availability could not be confirmed. If you have more information about its availability, please contact us.

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