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

Dow DOWSIL EG-3100 Kit

Dow DOWSIL EG-3100 Kit is a two-component silicone elastomer system from Dow’s DOWSIL™ portfolio offering rapid room-temperature cure high elongation and excellent adhesion to diverse substrates ideal for prototyping sealing and soft-touch applications.
  • dow dowsil eg 3100 kit_165c9e84
  • dow dowsil eg 3100 kit_165c9e84

Features Of Dow DOWSIL EG-3100 Kit

  1. Two-component, addition-cure silicone elastomer system offering excellent thermal stability and low compression set.

  2. Engineered for high clarity and optical transparency, ideal for light-transmitting applications.

  3. Low viscosity before cure enables easy dispensing, degassing, and cavity filling—even in complex geometries.

  4. Meets UL 94 V-0 flammability rating when properly cured, supporting safety-critical electronics encapsulation.

  5. Excellent adhesion to common substrates including FR-4, aluminum, copper, and polycarbonate without primers.

Typical Applications Of Dow DOWSIL EG-3100 Kit

  1. Encapsulation of LED modules and automotive lighting assemblies.

  2. Protective potting of power electronics and IGBT modules in renewable energy inverters.

  3. Optical bonding and lens overmolding in sensing and imaging devices.

  4. Thermal interface and environmental sealing for EV battery management systems (BMS).

  5. High-reliability encapsulation of aerospace-grade sensors and avionics components.

Specifications Of Dow DOWSIL EG-3100 Kit

Chemical TypePlatinum-catalyzed addition-cure silicone elastomer
Product FormTwo-part liquid kit (Part A + Part B)
Appearance (Uncured)Clear, water-white liquids
Mix Ratio by Weight1:1 (A:B)
Cure Conditions (Typical)150 °C for 15 minutes or 100 °C for 60 minutes
Hardness (Shore A, ASTM D2240)50 ± 5
Density (g/cm³, ASTM D1475)1.12–1.15
UL RecognitionUL 94 V-0 (per UL 746C, 1.5 mm thickness)


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