Potting Silicone
Release date: 2017-10-31 Source: Foreign station Sharing: 
Potting silicone is a versatile material used for bonding, sealing, potting, and coating electronic components. Before potting, the silicone is in an uncured liquid state with fluidity, and its viscosity varies depending on the material type, production process, and application requirements. Once fully cured, it offers excellent waterproofing, moisture resistance, dustproofing, insulation, heat conductivity, and protection against corrosion, temperature fluctuations, and shocks. There are several types of potting materials available, with the most common being epoxy resin, silicone resin, and polyurethane potting compounds. Each of these can be further divided into hundreds of specialized products tailored for different applications.
Potting silicone has several notable features that make it ideal for various industrial and electronic applications.
1. It is flame retardant and meets UL94-HB standards, making it safe for use in sensitive environments.
2. With low viscosity and high fluidity, it flows easily and fills even the smallest spaces, making it perfect for complex electronic components.
3. Components sealed with potting silicone can be removed for repair or replacement without leaving any residue, allowing for easy maintenance.
4. The compound remains stable at room temperature but cures quickly when heated, making it suitable for automated production lines.
5. It does not shrink during curing, ensuring better long-term performance and durability, especially in terms of waterproofing and aging resistance.
6. In addition to its structural benefits, potting silicone also retains the natural properties of silicone, such as acid and alkali resistance, weather resistance, electrical insulation, compression resistance, and impact resistance.
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