Wacker Chemie AG


ELASTOSIL® LR 3842/70 A/B

LSR

Low oil-bleeding liquid silicone rubbers of the ELASTOSIL® LR
3842 series are paste-like, readily pigmentable two-component products with short curing times. Shortly after the curing process, a slight thin oil film with lubricating properties forms on the surface of the vulcanizates. The vulcanizates are opaque, have good mechanical and electrical properties and very low compression sets.
Typical general characteristics
Property Inspection Method Value
The figures are intended as a guide and should not be used in preparing specifications.
Elongation at break DIN 53504 S 1 380 %
Hardness Shore A DIN 53505 68
Tensile strength DIN 53504 S 1 9 N/mm²
Viscosity at (0,9 s-1) DIN 53019 1700000 mPa s
Fluid content approx. 2 %
Density ISO 1183-1 A 1.15 g/cm³
tear-strength ASTM D 624 B 30 N/mm

All the information provided is in accordance with the present state of our knowledge. Nonetheless, we disclaim any warranty or liability whatsoever and reserve the right, at any time, to effect technical alterations. The information provided, as well as the product’s fitness for an intended application, should be checked by the buyer in preliminary trials. Contractual terms and conditions always take precedence.

This disclaimer of warranty and liability also applies – particularly in foreign countries – with respect to third parties’ rights.

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