Product Summary
HONG YE SILICONE’s Liquid Foamed Silicone is a high electrical insulation 2-component Addition Curing Silicone, featuring excellent electrical insulation performance (electrical insulation strength ≥20 kV/mm), high volume resistivity, no electrical leakage, suitable for electrical insulation equipment, high-voltage components and electrical insulation scenarios. It has fine uniform closed-cell pores, -65℃-200℃ temperature resistance, 1:1 easy operation, passed SGS electrical insulation test, compatible with high-precision Mold Silicone and Electronic Potting Compound, serving B2B buyers in electrical, high-voltage and electrical insulation industries.
Product Overview
HONG YE SILICONE’s Liquid Foamed Silicone (Foaming Silicone Rubber, Silicone Foam ) is a high electrical insulation core product, specially developed for electrical insulation equipment, high-voltage components and electrical insulation 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 modifiers and insulation fillers, featuring ultra-high electrical insulation strength, high volume resistivity, fine uniform closed-cell structure, good elasticity and electrical insulation stability. It has an electrical insulation strength of ≥20 kV/mm, volume resistivity ≥10¹⁴ Ω·cm, no electrical leakage, effectively preventing electrical breakdown, solving the problem of traditional foaming materials’ poor electrical insulation in high-voltage scenarios. Compatible with most of our electrical insulation products, it is ideal for electrical insulation components, high-voltage buffers and electrical insulation scenarios.
Technical Specifications
Type: 2-component addition curing silicone
Electrical Insulation: Electrical insulation strength ≥20 kV/mm (ASTM D149), volume resistivity ≥10¹⁴ Ω·cm (ASTM D257), no electrical leakage, electrical insulation stability ≥95%, no electrical breakdown
Foaming Feature: Fine uniform closed-cell pores (20-40μm), electrical insulation structure, dense pore distribution, no electrical penetration, structural integrity after electrical insulation test
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 test certification
Key Traits: High electrical insulation (≥20 kV/mm), high volume resistivity, no electrical leakage
Packaging: Part A (20/25/200KG/barrel), Part B (20/25/200KG/barrel)
Product Features & Advantages
1. Excellent Electrical Insulation: Electrical insulation strength ≥20 kV/mm, high volume resistivity, solving the problem of traditional foaming materials’ poor electrical insulation in high-voltage scenarios.
2. No Electrical Leakage & Breakdown: Electrical insulation stability ≥95%, no electrical leakage, no electrical breakdown, effectively protecting electrical equipment and personnel safety.
3. Electrical Insulation & Elasticity Balance: While maintaining ultra-high electrical insulation performance, it retains good elasticity and structural stability, no brittle fracture, balancing electrical insulation and usability.
4. Compatibility with Electrical Insulation Products: Compatible with HONG YE SILICONE’s high-precision mold silicone and electronic Potting Compound, 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 insulation 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 environment to eliminate sediment, ensure no impurities (avoid affecting electrical insulation performance).
2. Mix and stir thoroughly for 3 minutes until homogeneous, vacuum degas to remove air bubbles (ensure uniform electrical insulation and closed-cell structure, no electrical penetration).
3. Pour the mixture into electrical insulation component mold (paired with high-precision mold silicone), foam and cure at room temperature or by heating (heating helps enhance electrical insulation stability).
4. After full curing, test electrical insulation strength (≥20 kV/mm) and volume resistivity (≥10¹⁴ Ω·cm) to confirm qualification, then use in electrical insulation and high-voltage scenarios.
Application Scenarios
Focus on electrical insulation scenarios: Electrical insulation equipment buffers (paired with high-precision mold silicone), high-voltage component parts (paired with electronic potting compound), electrical insulation packaging (paired with Liquid Tank Silicone), high-voltage machinery components (paired with Industrial mold silicone rubber), and electrical insulation robot parts (paired with robot silicone). It helps electrical and high-voltage industry buyers prevent electrical breakdown and ensure equipment safety.
Certifications and Compliance
Passed SGS eco-toxicity certification, RoHS compliant, SGS electrical insulation test certification, excellent high electrical insulation performance, meeting the electrical insulation procurement requirements of B2B buyers in electrical, high-voltage and electrical insulation industries, facilitating export to global markets.
Customization Options
Customizable electrical insulation strength (≥25 kV/mm for high-demand scenarios), volume resistivity (≥10¹⁵ Ω·cm for high-demand scenarios), foaming ratio and hardness, adapting to different electrical insulation and high-voltage requirements, helping buyers optimize electrical insulation effect.
Production Process
Electrical insulation-oriented production process: High-purity electrical insulation Silicone raw materials → formula optimization (add electrical insulation modifiers and insulation fillers) → precision mixing (clean environment) → electrical insulation test → volume resistivity test → standardized curing → electrical insulation stability inspection → packaging. Strict electrical insulation testing ensures product ultra-high electrical insulation and no electrical leakage.
FAQ
Q1: What is the electrical insulation strength?
A: ≥20 kV/mm, volume resistivity ≥10¹⁴ Ω·cm, no electrical leakage, suitable for electrical insulation scenarios.
Q2: Will it have electrical leakage?
A: No, electrical insulation stability ≥95%, no electrical leakage, no electrical breakdown, ensuring electrical equipment safety.
Q3: Is it suitable for high-voltage components?
A: Yes, paired with electronic potting compound, ideal for high-voltage components and electrical insulation buffers.
Q4: Will temperature affect its electrical insulation?
A: No, electrical insulation stability ≥95%, electrical insulation strength remains unchanged in -65℃-200℃, ensuring safety in various temperature scenarios.
Shenzhen Hong Ye Jie Technology Co., Ltd
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