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

Dow DOWSIL FBL-1165 Silicone Formulated Blend

Dow DOWSIL FBL-1165 is a high-performance silicone-formulated blend designed for demanding thermal interface applications. It offers excellent thermal conductivity, low thermal resistance, and superior long-term stability across wide temperature ranges. Ideal for electronics cooling, EV battery modules, and power semiconductor assembly, it ensures reliable heat dissipation while maintaining electrical insulation and ease of dispensing.
  • dow dowsil fbl 1165 silicone formulated blend_adeb0bdf
  • dow dowsil fbl 1165 silicone formulated blend_adeb0bdf

Features Of Dow DOWSIL FBL-1165 Silicone Formulated Blend

  1. Engineered silicone-based formulation offering excellent thermal stability across a wide operating temperature range.

  2. Provides superior electrical insulation properties with low dielectric loss and high volume resistivity.

  3. Designed for easy processing—exhibits good flow characteristics and compatibility with common industrial mixing and dispensing equipment.

  4. Offers outstanding resistance to moisture, ozone, UV radiation, and aging under harsh environmental conditions.

  5. Non-corrosive to metals and compatible with various elastomers and plastics commonly used in electronic and industrial assemblies.

Typical Applications Of Dow DOWSIL FBL-1165 Silicone Formulated Blend

  1. Encapsulation and potting of power electronics, including IGBT modules and LED drivers.

  2. Thermal interface material (TIM) for heat dissipation in electric vehicle battery management systems (BMS).

  3. Protective coating for sensors and control units exposed to high-temperature or high-humidity environments.

  4. Dielectric filling compound in high-voltage transformers and renewable energy inverters.

  5. Sealing and bonding component in aerospace avionics housings requiring long-term reliability.

Specifications Of Dow DOWSIL FBL-1165 Silicone Formulated Blend

Chemical TypeHeat-curable silicone polymer blend
Product FormPaste (two-component, A+B system)
AppearanceOff-white to light gray viscous paste
Primary ApplicationsElectrical encapsulation, thermal management, protective coating
Key FeaturesHigh thermal stability, low ionic impurities, UL 94 V-0 rated (cured)
BenefitsExtended service life in demanding environments, reduced risk of electrochemical migration
Cure SystemPlatinum-catalyzed addition cure
Storage Conditions2–8 °C; protect from moisture and direct sunlight


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