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ELASTOSIL® LR 3856/20 A/B

Technical Datasheet | Supplied by Wacker

ELASTOSIL® LR 3856/20 A/B by Wacker is a high oil-bleeding, two-component, liquid silicone rubber. Offers very good demoldability, high hot tear and cut resistance. It is a paste like, readily pigmentable resin with short curing time. It is suitable for processing by injection molding. Possesses very good mechanical & electrical properties and low compression set without post-cure. ELASTOSIL® LR 3856/20 A/B is designed for the production of mat and connector seals for automotive industry.

ELASTOSIL® LR 3856/20 A/B Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Fluid Content

6 %

(Press cure: 5 min/165°C)

Viscosity

600000 mPa.s

(shear rate 0.9 s^-1, Press cure: 5 min/165°C)

DIN 53019

Density

1.08 g/cm³

(Press cure: 5 min/165°C)

ISO 1183-1 A

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