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SEMICOSIL® 9671 TC2 A/B

1 of 27 products in this brand
SEMICOSIL® 9671 TC2 A/B is a thermal conductive gap filler silicone material used in heat sink applications for the electronics industry. It is a shear-thinning, easy-dispensing, non-slump, addition-curing, two-part silicone rubber that cures at room temperature. This material is specifically designed to enhance heat dissipation and provide efficient thermal management in electronic devices. SEMICOSIL® 9671 TC2 A/B is ideal for filling gaps and ensuring effective heat transfer in heat sink applications.

Application Area: Electric Vehicle (EV) Batteries, Power Control Unit (PCU), Sensors

Features: Bleed Resistant, Good Thermal Conductivity, Low Density, Low Stress, Low Volatility, Soft, Tacky, Thermally Conductive

Chemical Family: Silicones

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Chemical Family

Features & Benefits

Applications & Uses

Cure Method
Applications
  • Automotive Electronics
  • Battery
  • Electronic Control (ECU) & Power Control Units (PCU) & Sensors
  • Thermal Interface Management
Application Details
  • The platinum catalyst is contained in component A.
  • Only components A and B with the same lot number may be processed together.

Properties

Physical Form
Cured Properties
ValueUnitsTest Method / Conditions
Heat Capacity1.14J/gK
Mix Ratio (A:B)1:1parts by weight
Shore Hardness 0060 - 70ASTM D 2240
Thermal Conductivity (at 25°C)2.5W/m.KDIN 52612
UL94V-0Internal testing
Volume Resistivity (at 25°C)1.1x10¹⁴Ohm-cmIEC 62631-3-1
Uncured Properties
ValueUnitsTest Method / Conditions
Density (at 23.0°C)approx. 2.0 g/cm³DIN EN ISO 1183-1 A
Dynamic Viscosity (for A Component, at 25°C, per 10sec)120000mPa·sDIN EN ISO 3219
Dynamic Viscosity (for A Component, at 25°C, per sec)300000mPa·sDIN EN ISO 3219
Dynamic Viscosity (for B Component, at 25°C, per sec)280000mPa·sDIN EN ISO 3219
Properties
  • Gap filler rubber, thermal conductivity
  • No oil bleeding
  • Low stress, soft and tacky
  • Low density
  • Low volatile

Regulatory & Compliance

Certifications & Compliance

Safety & Health

Safety Note

According to the latest findings addition curing SEMICOSIL® 9671 TC2 A/B silicone rubber contains neither toxic nor corrosive substances which might require special handling precautions. General hygiene regulations should be observed.

Packaging & Availability

Country Availability
Packaging Type
Regional Availability
  • Africa
  • Asia
  • Europe
  • Latin America
  • Middle East
  • North America
  • Oceania
Packaging Information

SEMICOSIL® 9671 TC2 A/B is available in 30kg Hobbocks and 280kg Drums.

Storage & Handling

Shelf Life
6 Months
Storage Information

SEMICOSIL® 9671 TC2 A/B has a shelf life of at least 6 months when stored between 5 °C and 30 °C in the originally sealed container.