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Royalene® 525

Technical Datasheet | Supplied by Lion Elastomers

Royalene® 525 by Lion Elastomers is ethylene propylene diene (EPDM) rubber. It contains a non-staining stabilizer. It exhibits medium molecular weight distribution, high unsaturation, ultra-fast curing, and excellent compression set- & weathering resistance. It offers rapid mixing, excellent dispersion properties and low temperature properties. It co-cures well with SBR. It is designed for closed cell sheet sponge profile extrusion. Royalene® 525 is used in automotive window channel applications.

Royalene® 525 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Ethylene/ Propylene Weight Ratio

60/40

ZS 1231

Ethylidene norbornene content (ENB)

8.1 % wt

ZS 1222

Volatile Content

< 0.7 % wt

ZS 1008K

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