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ELASTOSIL® LR 3040/70 A/B

Technical Datasheet | Supplied by Wacker

ELASTOSIL® LR 3040/70 A/B by Wacker is an easily-pigmentable, paste-like, two-component, liquid silicone rubber. Exhibits very short curing time, excellent mechanical properties, high tear resistance, high transparency and electrical properties. It is virtually insoluble in water. It is suitable for processing by injection molding. ELASTOSIL® LR 3040/70 A/B is suitable for membranes, molded parts for automotive & technical industries, molded seals and gasket applications. Complies with FDA § 177.2600 regulation.

ELASTOSIL® LR 3040/70 A/B Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Viscosity

1800000 mPa.s

(shear rate= 1 1/S, Cured: 5 min, 165°C in press, Post Curing: 4 hr, 200°C in ventilated air)

DIN 53019

Viscosity

700000 mPa.s

(shear rate= 10 1/S, Cured: 5 min, 165°C in press, Post Curing: 4 hr, 200°C in ventilated air)

DIN 53019

Density

1.13 g/cm³

(Cured: 5 min, 165°C in press, Post Curing: 4 hr, 200°C in ventilated air)

DIN EN ISO 1183-1 A

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