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

Wacker POWERSIL 79016 A B VP Two-Component Silicone Sealant

Wacker POWERSIL 79016 A/B VP is a high-performance two-component addition-cure silicone sealant offering excellent adhesion, thermal stability up to 200°C, low compression set, and rapid room-temperature curing—ideal for demanding industrial bonding and sealing applications.
  • wacker powersil 79016 a b vp two component silicone sealant_123287b3
  • wacker powersil 79016 a b vp two component silicone sealant_123287b3

Features Of Wacker POWERSIL 79016 A B VP Two-Component Silicone Sealant

  1. Fast room-temperature curing without by-products, enabling high-throughput industrial processing.

  2. Excellent adhesion to challenging substrates including metals, glass, ceramics, and many plastics—without primers.

  3. Outstanding long-term thermal stability from –50 °C to +200 °C after full cure.

  4. Low viscosity A/B components ensure homogeneous mixing and precise dispensing in automated metering systems.

  5. Non-corrosive, platinum-catalyzed formulation suitable for sensitive electronic and optical applications.

Typical Applications Of Wacker POWERSIL 79016 A B VP Two-Component Silicone Sealant

  1. Sealing and bonding of LED modules and light guides in automotive and architectural lighting.

  2. Encapsulation of sensors, power electronics, and control units requiring thermal management and environmental protection.

  3. Assembly of medical device housings where biocompatibility (ISO 10993-5/-10 compliant) and low extractables are critical.

  4. Structural bonding in precision optics and camera modules demanding dimensional stability and minimal outgassing.

  5. Industrial automation components exposed to vibration, thermal cycling, and chemical cleaning agents.

Specifications Of Wacker POWERSIL 79016 A B VP Two-Component Silicone Sealant

Chemical TypePlatinum-catalyzed addition-cure silicone
Product FormTwo-component liquid (A + B), supplied separately
Appearance (Mixed)Translucent, low-viscosity paste
Mixing Ratio (by weight)1:1 (A:B)
Cure MechanismRoom-temperature addition reaction (no condensation by-products)
Shore A Hardness (7 days, 23 °C)45–50
Tensile Strength (7 days, 23 °C)4.0–4.8 MPa
Elongation at Break (7 days, 23 °C)120–150 %


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