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

Wacker ELASTOSIL P 7950 A B Two-Component Silicone Rubber

Wacker ELASTOSIL® P 7950 A/B is a platinum-cured two-component addition-cure silicone rubber offering excellent mechanical strength, thermal stability up to 200°C, low compression set, and outstanding electrical insulation. Ideal for precision molding, gaskets, seals, and medical device components requiring biocompatibility and ISO 10993 compliance.
  • wacker elastosil p 7950 a b two component silicone rubber_a5b19103
  • wacker elastosil p 7950 a b two component silicone rubber_a5b19103

Features Of Wacker ELASTOSIL P 7950 A B Two-Component Silicone Rubber

  1. Platinum-catalyzed addition-cure system ensuring excellent long-term stability and low compression set.

  2. High transparency and optical clarity ideal for demanding aesthetic applications.

  3. Excellent biocompatibility, compliant with ISO 10993-5 and USP Class VI standards.

  4. Low viscosity before curing enables easy mixing, degassing, and mold filling—even for intricate geometries.

  5. Fast room-temperature or elevated-temperature cure profile with adjustable processing window.

Typical Applications Of Wacker ELASTOSIL P 7950 A B Two-Component Silicone Rubber

  1. Medical devices including implantable components, catheters, and drug delivery systems.

  2. Optical lenses and light-guiding elements in LED lighting and automotive signal systems.

  3. High-fidelity soft-touch overmolding for consumer electronics and wearable interfaces.

  4. Sealing and gasketing solutions for pharmaceutical packaging and sterile barrier systems.

Specifications Of Wacker ELASTOSIL P 7950 A B Two-Component Silicone Rubber

Chemical TypePlatinum-catalyzed addition-cure silicone rubber
Product FormTwo-component liquid system (Part A + Part B)
AppearanceClear, colorless to slightly yellow viscous liquids
Base PolymerMethylvinylsiloxane copolymer
Curing MechanismHydrosilylation (Pt-catalyzed)
Shore A Hardness (cured, 24 h @ 23°C)50 ± 3
Tensile Strength (ISO 37)8.5–10.5 MPa
Elongation at Break (ISO 37)≥ 350 %


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