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

Wacker POWERSIL 79016 Silicone Rubber

Wacker POWERSIL 79016 is a high-strength, platinum-cured liquid silicone rubber (LSR) from Wacker’s POWERSIL® series. It offers excellent flowability, low viscosity, rapid cure at elevated temperatures, and outstanding mechanical properties post-cure—ideal for precision injection molding of medical, automotive, and consumer parts. Compliant with ISO 10993 and USP Class VI.
  • wacker powersil 79016 silicone rubber_56074525
  • wacker powersil 79016 silicone rubber_56074525

Features Of Wacker POWERSIL 79016 Silicone Rubber

  1. High-temperature resistance up to 200 °C long-term and 250 °C short-term exposure.

  2. Excellent electrical insulation properties with low dielectric loss across wide frequency ranges.

  3. Platinum-catalyzed addition-cure system ensuring low shrinkage, high dimensional stability, and no by-products during vulcanization.

  4. Outstanding flexibility and resilience at low temperatures down to –60 °C.

  5. Good adhesion to various substrates including metals, plastics, and other silicones without primers.

Typical Applications Of Wacker POWERSIL 79016 Silicone Rubber

  1. High-voltage insulators and bushings for power transmission equipment.

  2. Encapsulation and potting of sensitive electronic components and sensors.

  3. Sealing gaskets for demanding automotive under-hood applications.

  4. Flexible molds for precision casting of polyurethane and epoxy parts.

  5. Medical device housings requiring biocompatibility and sterilization resistance (autoclave, gamma).

Specifications Of Wacker POWERSIL 79016 Silicone Rubber

Chemical TypePlatinum-cured addition silicone rubber
Product FormTwo-component liquid system (Part A + Part B)
AppearanceTranslucent, low-viscosity liquid (Part A); colorless to pale yellow liquid (Part B)
Shore A Hardness (Cured, 7 days @ 23 °C)60 ± 3
Tensile Strength (ASTM D412)8.5–10.0 MPa
Elongation at Break (ASTM D412)250–320 %
Density (ISO 1183)1.12–1.16 g/cm³
Primary ApplicationsElectrical insulation, encapsulation, sealing, molding


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