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

Wacker ELASTOSIL 5200 Silicone Rubber

Wacker ELASTOSIL® 5200 is a two-component addition-curing liquid silicone rubber offering excellent mechanical strength thermal stability and biocompatibility. Ideal for medical device molding and precision casting it cures rapidly at room temperature with low shrinkage and high transparency. Its FDA-compliant formulation meets ISO 10993 standards ensuring safety for human-contact applications across healthcare and life sciences industries.
  • wacker elastosil 5200 silicone rubber_08793014
  • wacker elastosil 5200 silicone rubber_08793014

Features Of Wacker ELASTOSIL 5200 Silicone Rubber

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

  2. Fast room-temperature vulcanization (RTV) with low shrinkage and minimal by-product formation.

  3. Outstanding resistance to weathering, UV radiation, ozone, and extreme temperatures (–60 °C to +200 °C).

  4. Good adhesion to common substrates including metals, glass, and plastics without primer.

  5. Low viscosity paste formulation enabling easy dispensing, mixing, and air bubble release.

Typical Applications Of Wacker ELASTOSIL 5200 Silicone Rubber

  1. Automotive gasketing and vibration-damping components.

  2. Industrial sealing of enclosures, housings, and control panels.

  3. Electrical insulation and potting of sensors and electronic modules.

  4. Medical device assembly requiring biocompatibility-compliant silicone elastomers.

  5. Custom molded parts for aerospace and rail transport systems.

Specifications Of Wacker ELASTOSIL 5200 Silicone Rubber

Chemical TypePlatinum-cured addition-cure liquid silicone rubber (LSR)
Product FormTwo-component paste (Part A + Part B)
AppearanceOpaque, off-white to light gray paste
Shore A Hardness (7 days, 23 °C)50 ± 3
Tensile Strength (7 days, 23 °C)8.5 MPa (typ.)
Elongation at Break (7 days, 23 °C)320 % (typ.)
Curing SystemPt-catalyzed hydrosilylation (no condensation by-products)
Operating Temperature Range–60 °C to +200 °C (continuous)


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