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

Wacker ELASTOSIL R 6225 Silicone Rubber

Wacker ELASTOSIL® R 6225 is a platinum-cured, two-component liquid silicone rubber offering excellent mechanical strength, thermal stability up to 200°C, and outstanding transparency. Ideal for medical devices, baby care products, and precision molds due to its low viscosity, fast cure, and biocompatibility per ISO 10993.
  • wacker elastosil r 6225 silicone rubber_1b82c5d6
  • wacker elastosil r 6225 silicone rubber_1b82c5d6

Features Of Wacker ELASTOSIL R 6225 Silicone Rubber

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

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

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

  4. Platinum-catalyzed addition-cure system enabling precise, reproducible vulcanization without by-products.

  5. Excellent electrical insulation properties and resistance to UV, ozone, and weathering.

Typical Applications Of Wacker ELASTOSIL R 6225 Silicone Rubber

  1. Automotive engine gaskets and vibration-damping mounts.

  2. Medical device components requiring biocompatibility and sterilizability (ISO 10993-compliant).

  3. Industrial seals and diaphragms for fluid handling systems.

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

  5. Food-contact compliant seals and gaskets (FDA 21 CFR §177.2600 compliant).

Specifications Of Wacker ELASTOSIL R 6225 Silicone Rubber

Chemical TypePlatinum-cured addition-cure silicone rubber
Product FormTwo-component liquid (Part A: base; Part B: catalyst)
AppearanceTranslucent, low-viscosity liquid
Shore A Hardness (cured, 7 days @ 23 °C)60 ± 3
Tensile Strength (cured)≥ 8.0 MPa
Elongation at Break (cured)≥ 350 %
Density (uncured, 23 °C)1.12–1.16 g/cm³
Primary ApplicationsSeals, gaskets, encapsulants, and technical molded parts


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