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Superior Quality Silicone Foam Sealing Rings for EV Battery

Short Description:

Premium all-around silicone foam sealing rings providing exceptional heat resistance and durability, ideal for electric vehicle battery applications.
Manufactured using cutting-edge technology, these sealing rings ensure excellent thermal insulation and superior sealing performance.

Product Detail

Product Tags


Our silicone foam sealing rings serve as crucial components in water cooling systems for electric vehicle batteries, ensuring the seamless operation by preventing coolant leakage.

Leveraging state-of-the-art manufacturing processes, our sealing rings offer superior heat resistance and longevity even under extreme conditions.

Silicone Foam Seal Ring


These high-end sealing rings not only safeguard the battery cells from external physical damages but also prevent internal fluid or gas leakage, enhancing battery safety.

Our silicone foam sealing rings are designed with exceptional compressive strength and weathering resistance, making them perfect for long-term application in fluctuating environments.

Industry Use

Our silicone foam sealing rings are widely adopted in various industries including electric vehicle manufacturing, electronics, energy storage systems, and more. They contribute significantly to the reliable and safe operation of lithium-ion batteries, hence playing a critical role in the advancement of electric mobility and sustainable energy solutions.


1. How is silicone foam manufactured?

The manufacturing of silicone foam involves a controlled chemical reaction between a liquid silicone elastomer and a blowing agent. The exact process may vary depending on the desired foam structure—whether open-cell or closed-cell. Typically, the liquid silicone elastomer is mixed with the blowing agent, and the mixture is then cured under specific temperature and pressure conditions. This results in the formation of the foam, which is then further processed and cut into desired shapes or sizes.

2. What are the key properties of silicone foam?

Silicone foam exhibits several desirable properties, making it suitable for various applications. These properties include high heat resistance, excellent weatherability, low toxicity, low compression set, good flame retardancy, and exceptional insulation properties. It is also resistant to UV radiation, chemicals, and aging.

3. What are the advantages of silicone foam?

One of the main advantages of silicone foam is its excellent resistance to extreme temperatures. It can withstand very high and very low temperatures without losing its physical properties. Silicone foam also has excellent flame resistance, making it ideal for applications requiring refractory materials. In addition, it has good resistance to water, oil and many chemicals, making it suitable for use in harsh environments.

4. Is silicone foam environmentally friendly?

Silicone foam is considered relatively environmentally friendly compared to some other foam materials. It is non-toxic and does not release harmful substances into the environment. Additionally, silicone is a durable material that can withstand prolonged exposure to UV radiation, reducing the need for frequent replacement. However, it is critical to consider proper disposal and recycling methods to minimize environmental impact.

5. Can silicone foam prevent mold and bacteria?

Silicone foam is inherently resistant to mold and bacterial growth. Its closed-cell structure prevents moisture absorption, which inhibits the growth of fungus, mold, and mildew. In addition, silicones are lower in nutrients and less susceptible to bacterial colonization. These properties make silicone foam a suitable material for use in wet or humid environments where microbial growth is an issue.

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