Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Wacker ELASTOSIL 7000 Silicone Rubber

Wacker ELASTOSIL® 7000 is a high-performance platinum-cure liquid silicone rubber (LSR) offering excellent mechanical strength thermal stability and biocompatibility ideal for medical devices automotive seals and precision molded parts. Its low viscosity enables efficient injection molding while maintaining outstanding tear resistance and dimensional stability across wide temperature ranges.
  • wacker elastosil 7000 silicone rubber_ef8c4748
  • wacker elastosil 7000 silicone rubber_ef8c4748

Features Of Wacker ELASTOSIL 7000 Silicone Rubber

  1. High tear strength and excellent elongation at break for demanding dynamic applications.

  2. Outstanding thermal stability with continuous service temperature range from –60 °C to +180 °C.

  3. Low compression set ensuring long-term sealing performance under sustained load.

  4. Excellent resistance to ozone, UV radiation, and weathering without protective coatings.

  5. Platinum-catalyzed addition cure system enabling precise control over pot life and cure speed.

Typical Applications Of Wacker ELASTOSIL 7000 Silicone Rubber

  1. Dynamic seals and gaskets in automotive powertrain and chassis systems.

  2. Medical device components requiring ISO 10993-compliant biocompatibility (when fully cured).

  3. Industrial vibration dampers and mounting elements exposed to extreme temperatures.

  4. Electrical insulation parts for high-voltage equipment and renewable energy systems.

  5. Food-contact compliant seals and liners in processing equipment (per FDA 21 CFR §177.2600).

Specifications Of Wacker ELASTOSIL 7000 Silicone Rubber

Chemical TypePlatinum-cured addition silicone rubber
Product FormTwo-component liquid (Part A + Part B)
AppearanceTranslucent, low-viscosity liquid
Shore A Hardness (Cured)70 ± 3
Tensile Strength (Cured)8.5–10.5 MPa
Elongation at Break (Cured)≥ 350 %
DensityApprox. 1.12 g/cm³
Cure SystemPt-catalyzed hydrosilylation


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