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

Wacker ELASTOSIL P 7616-160 A B Two-Component Silicone Rubber

Wacker ELASTOSIL® P 7616-160 A/B is a two-component addition-curing silicone rubber offering excellent mechanical strength, thermal stability up to 200°C, and low compression set. Ideal for precision molding of seals, gaskets, and technical parts requiring high elasticity and biocompatibility per ISO 10993. Fast curing at room temperature or accelerated heat cure ensures efficient production.
  • wacker elastosil p 7616 160 a b two component silicone rubber_dd743911
  • wacker elastosil p 7616 160 a b two component silicone rubber_dd743911

Features Of Wacker ELASTOSIL P 7616-160 A B Two-Component Silicone Rubber

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

  2. High tear strength and elongation at break for demanding dynamic sealing and cushioning applications.

  3. Excellent electrical insulation properties with stable dielectric performance across wide temperature ranges.

  4. Low viscosity before curing, enabling easy mixing, degassing, and mold filling without air entrapment.

  5. UL 94 V-0 rated formulation for enhanced flame retardancy in safety-critical components.

Typical Applications Of Wacker ELASTOSIL P 7616-160 A B Two-Component Silicone Rubber

  1. Automotive sensor encapsulation and protective grommets exposed to engine bay conditions.

  2. Medical device housings requiring biocompatibility (ISO 10993-5/-10 tested) and sterilization resistance.

  3. Industrial potting compounds for electronics subjected to vibration, moisture, and thermal cycling.

  4. LED lighting optics and secondary optical elements benefiting from high light transmission and UV stability.

  5. Aerospace-grade seals and bushings where consistent mechanical performance at -60 °C to +200 °C is critical.

Specifications Of Wacker ELASTOSIL P 7616-160 A B Two-Component Silicone Rubber

Chemical TypePlatinum-catalyzed addition-curing silicone rubber
Product FormTwo-component liquid system (Part A: base; Part B: catalyst)
Appearance (Uncured)Part A: translucent colorless liquid; Part B: translucent pale yellow liquid
Mixing Ratio (A:B by weight)100 : 1.6
Cure Temperature Range25 °C to 150 °C (room temperature cure possible with extended time)
Shore A Hardness (Cured)60 ± 3
Tensile Strength (Cured)8.5 MPa (ASTM D412)
Elongation at Break (Cured)220 % (ASTM D412)


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