Our potting and encapsulants provide a robust thermal interface between the stator winding and heat sink. They are highly thermally conductive and low in viscosity, enabling them to flow into fine gaps. In addition, their high Tg allows for Class H and N ratings with no thermal stress cracks.
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Heat robs a motor of power and shortens its life - CoolTherm® conductive epoxy and silicone encapsulants help manage that heat, which enables you to increase the power density and life of your motor.
Have questions?
Our experts are experienced in assisting motor manufacturers to select materials that lead to higher performance and lower costs. With over 40 years of industry expertise and a comprehensive product portfolio available, we can help you stick to your schedule and stay on budget with our CoolTherm potting compounds.
Product | Chemistry | Thermal Conductivity (W/m·K) |
Viscosity (cP @ 25°C) |
Density (g/cm3) |
Shore Hardness |
---|---|---|---|---|---|
Potting & Encapsulants |
Silicone & Epoxy |
0.7 - 4.0 |
1,900 - 30,000 |
1.5 - 3.2 |
A45 - A60, D90 - D95 |