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

Wacker ELASTOSIL C 1200 Silicone Rubber

Wacker ELASTOSIL® C 1200 is a platinum-cured, two-component addition-curing liquid silicone rubber offering excellent mechanical strength, thermal stability up to 200°C, and outstanding replication fidelity for precision molding. Ideal for medical devices, automotive seals, and intricate industrial parts requiring biocompatibility and low compression set.
  • wacker elastosil c 1200 silicone rubber_b5347e77
  • wacker elastosil c 1200 silicone rubber_b5347e77

Features Of Wacker ELASTOSIL C 1200 Silicone Rubber

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

  2. Platinum-catalyzed addition cure system ensuring low shrinkage and high dimensional stability.

  3. Outstanding biocompatibility, compliant with ISO 10993-5 and USP Class VI requirements.

  4. Good resistance to aging, ozone, UV radiation, and extreme temperatures (–60 °C to +200 °C).

  5. Low compression set and superior resilience for long-term sealing and gasket performance.

Typical Applications Of Wacker ELASTOSIL C 1200 Silicone Rubber

  1. Medical devices including implantable components and reusable surgical instruments.

  2. Pharmaceutical processing equipment seals and tubing requiring extractables control.

  3. Automotive fluid-handling systems such as fuel vapor lines and coolant hoses.

  4. Food-contact gaskets and sanitary fittings compliant with FDA 21 CFR §177.2600.

  5. High-reliability industrial encapsulation and potting of sensitive electronics.

Specifications Of Wacker ELASTOSIL C 1200 Silicone Rubber

Chemical TypePlatinum-cured addition silicone rubber
Product FormTwo-component liquid silicone rubber (Part A + Part B)
AppearanceTransparent to translucent viscous liquid
Primary ApplicationsMedical, pharmaceutical, food contact, and automotive sealing
Key FeaturesBiocompatible, low extractables, thermal stability, fast cure at elevated temperature
Shore A Hardness (Cured)50 ± 3
Tensile Strength (Cured)≥ 7.0 MPa
Elongation at Break (Cured)≥ 450 %


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