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

Dow DOWSIL CN-8760 Thermally Conductive Sealant

Dow DOWSIL CN-8760 is a thermally conductive silicone sealant from Dow’s DOWSIL™ portfolio offering excellent heat dissipation high adhesion to metals and plastics low modulus for stress relief and UL 94 V-0 flammability rating ideal for EV battery modules power electronics and LED lighting applications.
  • dow dowsil cn 8760 thermally conductive sealant_c538de18
  • dow dowsil cn 8760 thermally conductive sealant_c538de18

Features Of Dow DOWSIL CN-8760 Thermally Conductive Sealant

  1. High thermal conductivity (1.5 W/m·K) for efficient heat dissipation in demanding electronic assemblies.

  2. Low modulus silicone formulation provides excellent stress relief and accommodates thermal expansion mismatches.

  3. Room-temperature vulcanizing (RTV) cure with rapid tack-free time and full cure within 24 hours at ambient conditions.

  4. UL 94 V-0 rated for flame resistance, supporting safety compliance in power electronics and EV systems.

  5. Excellent adhesion to common substrates including aluminum, copper, FR-4 PCBs, and thermoplastics without primer.

Typical Applications Of Dow DOWSIL CN-8760 Thermally Conductive Sealant

  1. Thermal interface bonding of power modules and IGBTs in electric vehicle inverters.

  2. Sealing and potting of LED drivers and high-brightness lighting housings.

  3. Heat sink attachment in 5G base station RF power amplifiers.

  4. Encapsulation of battery management system (BMS) sensors and control units.

  5. Thermal management of onboard chargers (OBC) and DC-DC converters in hybrid and electric vehicles.

Specifications Of Dow DOWSIL CN-8760 Thermally Conductive Sealant

Chemical TypeCondensation-cured silicone elastomer
Product FormTwo-component (Part A + Part B), paste
AppearanceGray, homogeneous paste
Primary ApplicationsThermal interface material (TIM), structural sealing & bonding
Key FeaturesThermally conductive, electrically insulating, low modulus, RTV cure
BenefitsReduces thermal resistance, mitigates mechanical stress, enables automated dispensing
Cure MechanismMoisture-cured (Part A); catalyst-activated (Part B)
Storage Stability12 months at 25°C in unopened containers


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