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ELASTOSIL® RT 426

Technical Datasheet | Supplied by Wacker

ELASTOSIL® RT 426 by Wacker is a pourable, condensation-curing, two-component, room-temperature vulcanizing silicone rubber. Exhibits low viscosity, high cured hardness and excellent heat resistance. It is virtually insoluble in water. ELASTOSIL® RT 426 is suitable for all-round potting compounds, encapsulants and electrical & electronic applications.

ELASTOSIL® RT 426 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Density

1.44 g/cm³

(At 23°C in water, cured)

ISO 2781

Brookfield Dynamic Viscosity

15000 mPa.s

(23°C, uncured)

Viscosity

13000 mPa.s

(23°C, catalyzed with 3 wt % Catalyst T 37, after 4 days at 23°C/ 50 % rel. humidity)

ISO 3219

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