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

Dow SYLGARD 186 Silicone Elastomer Kit

Dow SYLGARD 186 Silicone Elastomer Kit is a two-part platinum-cured silicone rubber system offering exceptional flexibility, thermal stability (–65°C to 200°C), and biocompatibility. Ideal for medical device encapsulation, soft robotics, and precision molding, it cures at room temperature or with mild heat, delivering low viscosity, excellent air release, and high tear strength without byproducts.
  • dow sylgard 186 silicone elastomer kit_dc2192d6
  • dow sylgard 186 silicone elastomer kit_dc2192d6

Features Of Dow SYLGARD 186 Silicone Elastomer Kit

  1. Two-part, platinum-catalyzed silicone elastomer system offering excellent flexibility and low compression set.

  2. Room temperature curing with adjustable pot life and rapid demold time for efficient prototyping and production.

  3. Exceptional thermal stability across a wide operating range (–65 °C to 200 °C).

  4. High dielectric strength and outstanding electrical insulation properties.

  5. Biocompatibility compliant with USP Class VI and ISO 10993-5 for medical device applications.

Typical Applications Of Dow SYLGARD 186 Silicone Elastomer Kit

  1. Medical device encapsulation and implantable component molding.

  2. Flexible electronics encapsulation and conformal coating for sensors and wearable devices.

  3. Soft-touch overmolding of handheld diagnostic instruments and surgical tools.

  4. Prototyping of anatomical models and surgical training simulators.

  5. Sealing and gasketing in aerospace and automotive environments requiring high reliability.

Specifications Of Dow SYLGARD 186 Silicone Elastomer Kit

Chemical TypePlatinum-catalyzed addition-cure silicone elastomer
Product FormTwo-component liquid kit (Part A + Part B)
AppearancePart A: Clear, low-viscosity liquid; Part B: Clear, low-viscosity liquid
Mix Ratio (by weight)10:1 (Part A : Part B)
Cure MechanismRoom temperature or elevated temperature addition cure
Shore A Hardness (7 days, 23 °C)10–12
Tensile Strength (ASTM D412)1.0–1.3 MPa
Elongation at Break (ASTM D412)150–200%


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