Wacker Chemie AG



ELASTOSIL® LR 7665 A/B is a pourable, readily pigmentable two-component compound
with very short curing times. The vulcanizates are noted for their extremely high transparency and excellent electrical poperties. When heat stabilizers are added, the products can be used within a temperature range of -55 °C to +230 °C, for a short time up to +300 °C.
Typical general characteristics
Property Inspection Method Value
The figures are intended as a guide and should not be used in preparing specifications.
Dielectric Constant (50 Hz) DIN VDE 0303 2.8
Elongation at break DIN 53504 S 1 180 %
Hardness Shore A DIN 53505 54
Rebound elasticity DIN 53512 56 %
Tensile strength DIN 53504 S 1 7.5 N/mm²
Viscosity at (Brookfield viscometer) 19000 mPa s
Density ISO 1183-1 A 1.02 g/cm³
tear-strength ASTM D 624 B 8.3 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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