Product Summary
HONG YE SILICONE’s Liquid Foamed Silicone is an electrical insulation and dielectric stable 2-component Addition Curing Silicone, featuring excellent electrical insulation (volume resistivity ≥10¹⁴ Ω·cm), dielectric stability (dielectric strength ≥25 kV/mm), no electrical breakdown, suitable for electrical insulation, dielectric protection and high-voltage electrical scenarios. It has fine uniform closed-cell pores, -65℃-200℃ temperature resistance, 1:1 easy operation, passed SGS electrical insulation certification, compatible with Electronic Potting Compound and high-temperature insulation silicone, serving B2B buyers in electrical, electronic and high-voltage industries.
Product Overview
HONG YE SILICONE’s Liquid Foamed Silicone (Foaming Silicone Rubber, Silicone Foam ) is an electrical insulation dielectric stable core product, specially developed for electrical insulation, dielectric protection and high-voltage electrical scenarios. As a 2-component addition curing silicone, it is formed by chemical foaming of flowable Part A and Part B, formulated with electrical insulation additives and dielectric stabilizers, featuring ultra-high electrical insulation, dielectric stability, fine uniform closed-cell structure, good elasticity and electrical performance retention. It has a volume resistivity of ≥10¹⁴ Ω·cm and dielectric strength of ≥25 kV/mm, no electrical breakdown, effectively isolating electricity and protecting electrical components, solving the problem of traditional foaming materials’ poor electrical insulation in high-voltage scenarios. Compatible with most of our electronic and electrical products, it is ideal for electrical insulation components, dielectric buffers and high-voltage protection scenarios.
Technical Specifications
Type: 2-component addition curing silicone
Electrical Insulation & Dielectric Stability: Volume resistivity ≥10¹⁴ Ω·cm, dielectric strength ≥25 kV/mm, electrical insulation, dielectric stability, no electrical breakdown, low dielectric loss (tanδ ≤0.003 at 1MHz)
Foaming Feature: Fine uniform closed-cell pores (20-40μm), electrical insulation structure, dense pore distribution, no electrical leakage, stable dielectric performance
Temperature Range: -65℃ to 200℃ (long-term use)
Mixing Ratio: 1:1 (Part A:Part B, by weight)
Cure Method: Room-temperature or heated (80℃, 1h) vulcanization
Certifications: SGS eco-toxicity, RoHS, SGS electrical insulation certification
Key Traits: Electrical insulation, dielectric stable, volume resistivity ≥10¹⁴ Ω·cm, dielectric strength ≥25 kV/mm
Packaging: Part A (20/25/200KG/barrel), Part B (20/25/200KG/barrel)
Product Features & Advantages
1. Excellent Electrical Insulation: Volume resistivity ≥10¹⁴ Ω·cm, strong electrical insulation, solving the problem of traditional foaming materials’ poor insulation in high-voltage scenarios.
2. Dielectric Stability: Dielectric strength ≥25 kV/mm, no electrical breakdown, low dielectric loss, stable dielectric performance, protecting electrical components from electrical damage.
3. Insulation & Elasticity Balance: While maintaining ultra-high electrical insulation and dielectric stability, it retains good elasticity and structural stability, no brittle fracture, balancing electrical protection and usability.
4. Compatibility with Electrical Products: Compatible with HONG YE SILICONE’s electronic Potting Compound and high-temperature insulation silicone, forming a complete electrical insulation solution, enabling one-stop procurement. 5. Easy Operation: 1:1 simple mixing ratio, good flowability, easy to process into electrical insulation components, no professional electrical operation skills required, improving production efficiency.
How to Use
1. Take Part A and Part B according to 1:1 weight ratio, stir separately in a clean, dust-free container to eliminate sediment, ensure no impurities (avoid affecting electrical insulation and dielectric stability).
2. Mix and stir thoroughly for 3 minutes until homogeneous, vacuum degas to remove air bubbles (ensure insulation uniformity and closed-cell structure).
3. Pour the mixture into electrical insulation component mold (paired with electronic potting compound), foam and cure at room temperature or by heating.
4. After full curing, the product has excellent electrical insulation and dielectric stability, ready for use in electrical insulation and high-voltage scenarios.
Application Scenarios
Focus on electrical insulation scenarios: Electrical insulation buffers (paired with high-temperature insulation silicone), high-voltage equipment protection (paired with electronic potting compound), electronic insulation components (paired with high-precision Mold Silicone), electrical robot parts (paired with robot silicone), and high-voltage packaging (paired with Liquid Tank Silicone). It helps electrical buyers protect equipment from electrical breakdown and ensure electrical safety.
Certifications and Compliance
Passed SGS eco-toxicity certification, RoHS compliant, SGS electrical insulation certification, excellent electrical insulation and dielectric stability, meeting the electrical insulation procurement requirements of B2B buyers in electrical, electronic and high-voltage industries, facilitating export to global markets.
Customization Options
Customizable electrical insulation (volume resistivity ≥10¹⁵ Ω·cm for high-demand scenarios), dielectric strength (≥30 kV/mm for high-demand scenarios), foaming ratio and hardness, adapting to different electrical insulation and high-voltage requirements, helping buyers optimize electrical protection effect.
Production Process
Electrical insulation-oriented production process: High-purity electrical insulation Silicone raw materials → formula optimization (add electrical insulation additives and dielectric stabilizers) → precision mixing → electrical insulation test → dielectric stability test → standardized curing → electrical performance inspection → packaging. Strict electrical testing ensures product effective insulation and dielectric stability.
FAQ
Q1: What is the volume resistivity? A: ≥10¹⁴ Ω·cm, excellent electrical insulation, strong electricity isolation capacity
Q2: Will it have electrical breakdown? A: No, dielectric strength ≥25 kV/mm, no electrical breakdown, stable dielectric performance.
Q3: Is it suitable for high-voltage equipment? A: Yes, paired with electronic potting compound, ideal for high-voltage equipment protection and electrical insulation.
Q4: Will high temperature affect its electrical insulation? A: No, stable performance in -65℃-200℃, no reduction in insulation performance, ensuring electrical safety at high temperatures.
Shenzhen Hong Ye Jie Technology Co., Ltd
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