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

Wacker ELASTOSIL N2197 Silicone Rubber

Wacker ELASTOSIL® N2197 is a two-component, addition-cure liquid silicone rubber offering excellent flowability, low viscosity, and outstanding mechanical properties after curing. Ideal for precision molding of medical devices, baby care items, and technical parts requiring biocompatibility and thermal stability. Meets ISO 10993 and USP Class VI standards.
  • wacker elastosil n2197 silicone rubber_59389897
  • wacker elastosil n2197 silicone rubber_59389897

Features Of Wacker ELASTOSIL N2197 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 UV radiation, ozone, and weathering without protective coatings.

  5. Platinum-catalyzed addition cure system offering precise control, low shrinkage, and no by-products.

Typical Applications Of Wacker ELASTOSIL N2197 Silicone Rubber

  1. Automotive engine gaskets and vibration-damping mounts.

  2. Industrial sealing components for pumps, valves, and compressors.

  3. Medical device housings and non-implantable elastomeric parts.

  4. Food-grade seals and contact surfaces compliant with FDA 21 CFR §177.2600.

  5. Electrical insulation components in high-voltage and high-temperature environments.

Specifications Of Wacker ELASTOSIL N2197 Silicone Rubber

Chemical TypePlatinum-cured addition-cure silicone rubber
Product FormTwo-component liquid silicone rubber (Part A + Part B)
AppearancePale yellow, translucent liquid (Part A); colorless to pale yellow liquid (Part B)
Shore A Hardness (7 days @ 23 °C)65 ± 3
Tensile Strength (ISO 37)≥ 8.0 MPa
Elongation at Break (ISO 37)≥ 180 %
Compression Set (ISO 815, 70 h @ 150 °C)≤ 15 %
Cure SystemPlatinum-based addition reaction (no peroxides or condensation by-products)


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