How to select right thermal pad?

Steps for selecting the right thermal material

1. Where do I want to apply it, e.g. LED or CPU?
2. Choose the right thermal material, such as thermal grease, thermal pad or thermal tape.
3. Select the thermal material according to the thermal conductivity, hardness, dielectric breakdown voltage and operating temperature required for the application.

The method of selecting a thermally conductive silicone sheet: first select the thermal conductivity and then select the hardness