What Is The Role of Thermal Silicone Gel?

Many people have heard of thermal silicone gel, but don't know what it is used for. In fact, it is a very common material in electronic products, home appliances and industrial equipment. Although it is inconspicuous, it is particularly important.

1. What is thermal silicone gel?

Thermal silicone gel is a soft, elastic silicone material with thermal conductive fillers added.

Its biggest features are:

It can conduct heat: conduct heat away from the heating components

It can fill gaps: it is soft and can fit uneven surfaces

It has insulation: it is highly safe and non-conductive

2. What is the role of thermal silicone gel?

To put it bluntly, it helps electronic devices dissipate heat and prevent overheating.

Specific things that can be done:

Fill the gap

There are often gaps between electronic components and heat sinks, and air has poor thermal conductivity. Thermal silicone gel can fill the gaps and improve heat dissipation efficiency.

Extend the life of the equipment

Overheating of the equipment will cause the electronic components to age quickly. Thermal silicone gel helps cool down and extend the service life.

Improve performance

Electronic devices will perform more stably when working at the right temperature.

Insulation protection

Some thermally conductive silicone gels can also act as electrical insulators to avoid short circuit risks.

3. Common application scenarios

Computer CPU, graphics card: thermally conductive silicone gel helps the chip quickly transfer heat to the heat sink

LED lamp: prevent lamp beads from overheating and extend service life

Power adapter: prevent overheating and burnout

Automotive electronics: such as battery packs, control modules, etc.

Home appliances: heat dissipation of control modules of air conditioners and refrigerators

4. Why do many manufacturers like to use it?

Soft, easy to fit: better contact with irregular surfaces than metal or hard materials

Safe, non-conductive: protect components

Customizable: adjust thickness and thermal conductivity according to different equipment needs