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Henkel Adhesive Technologies

Henkel Adhesive Technologies

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Thermal SIL PAD Materials


Electrically insulating pad - high performance

Thermally conductive, silicone insulator pad for demanding aerospace and commercial applications. High cut-through, low thermal impedance.

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 BERGQUIST® SIL PAD TSP 3500 is a thermally-conductive, insulating, rigid, pre-cured pad used between heat sink or metal housing and components. It is formulated to maximize both the thermal and dielectric performance of the filler/binder matrix. The conformable material is grease free and reinforced with fiberglass, providing high reliability for electronic packaging applications. Typical applications include power supplies, motor controls, power semiconductors, aerospace, and avionics. For information on UL certifications for our Thermal Management Materials Portfolio, please refer to UL file No. E59150.

Product category:

Thermal SIL PAD Materials


Carrier type:




Flame rating:


Operating temperature:

-60.0 °C - 200.0 °C

Standard thickness:

0.254 mm - 0.508 mm

Thermal conductivity:

3.5 W/mK

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