Product Summary
HONG YE SILICONE’s Liquid Foamed Silicone is a sound-absorbing and noise-reducing 2-component Addition Curing Silicone, featuring excellent sound absorption (sound absorption coefficient ≥0.6 at 1000Hz), noise-reducing, sound-insulating, suitable for noise-prone and sound-insulation scenarios. It has fine uniform closed-cell pores, -65℃-200℃ temperature resistance, 1:1 easy operation, passed SGS sound-absorbing certification, compatible with high-temperature insulation silicone and Industrial mold silicone rubber, serving B2B buyers in noise-control industries.
Product Overview
HONG YE SILICONE’s Liquid Foamed Silicone (Foaming Silicone Rubber, Silicone Foam) is a sound-absorbing core product, specially developed for noise-prone, sound-insulation and noise-reduction scenarios. As a 2-component addition curing silicone, it is formed by chemical foaming of flowable Part A and Part B, formulated with sound-absorbing components, featuring high sound absorption coefficient, noise-reducing, sound-insulating, fine uniform closed-cell structure, good elasticity and sound-absorbing stability. It has a sound absorption coefficient of ≥0.6 at 1000Hz, can effectively absorb sound waves, reduce noise transmission, isolate noise, create a quiet environment, while maintaining good mechanical performance. Compatible with most of our insulation and industrial products, it is ideal for industrial, automotive and building noise-control scenarios.
Technical Specifications
Type: 2-component addition curing silicone
Sound-Absorbing Performance: Sound absorption coefficient ≥0.6 (1000Hz), sound-absorbing, noise-reducing, sound-insulating, noise reduction ≥20dB
Foaming Feature: Fine uniform closed-cell pores (30-80μm), sound-absorbing, uniform pore distribution, good sound wave absorption
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 sound-absorbing certification
Key Traits: Sound-absorbing, noise-reducing, sound absorption coefficient ≥0.6, noise reduction ≥20dB
Packaging: Part A (20/25/200KG/barrel), Part B (20/25/200KG/barrel)
Product Features & Advantages
1. Excellent Sound Absorption: Sound absorption coefficient ≥0.6 at 1000Hz, effectively absorbs sound waves, solving the problem of traditional foaming materials’ poor sound absorption and noise pollution.
2. Effective Noise Reduction: Noise reduction ≥20dB, reduces noise transmission, isolates noise, creates a quiet environment, improving working and using comfort.
3. Sound-Absorbing & Durability Balance: While maintaining high sound absorption and noise reduction performance, it retains good elasticity and structural stability, no deformation, balancing sound control and usability.
4. Compatibility with Sound-Insulation Products: Compatible with HONG YE SILICONE’s high-temperature insulation silicone and industrial Mold Silicone rubber, forming a complete sound-insulation solution, enabling one-stop procurement. 5. Easy Operation: 1:1 simple mixing ratio, good flowability, easy to process into sound-absorbing components, no professional sound-absorbing operation skills required, improving production efficiency.
How to Use
1. Take Part A and Part B according to 1:1 weight ratio, stir separately to eliminate sediment, ensure no impurities (avoid affecting sound-absorbing performance).
2. Mix and stir thoroughly for 2-3 minutes until homogeneous, vacuum degas to remove air bubbles (ensure sound-absorbing uniformity and closed-cell structure).
3. Pour the mixture into sound-insulation component mold (paired with high-temperature insulation silicone), foam and cure at room temperature or by heating.
4. After full curing, the product has excellent sound absorption and noise reduction performance, ready for use in noise-prone and sound-insulation scenarios.
Application Scenarios
Focus on noise-control scenarios: Industrial equipment noise insulation (paired with industrial mold silicone rubber), automotive noise reduction parts (paired with industrial mold silicone rubber), building sound insulation components (paired with high-temperature insulation silicone), sound-absorbing robot parts (paired with robot silicone), and noise-prone electronic device protection (paired with Electronic Potting Compound). It helps noise-control buyers reduce noise pollution and create a quiet environment.
Certifications and Compliance
Passed SGS eco-toxicity certification, RoHS compliant, SGS sound-absorbing certification, excellent sound absorption and noise reduction performance, meeting the noise-control procurement requirements of B2B buyers in industrial, automotive and building industries, facilitating export to global markets.
Customization Options
Customizable sound absorption coefficient (≥0.8 for high-demand scenarios), noise reduction effect, foaming ratio and hardness, adapting to different noise-control requirements, helping buyers optimize sound insulation effect.
Production Process
Sound-absorbing-oriented production process: High-purity sound-absorbing Silicone raw materials → formula optimization (enhance sound absorption performance) → precision mixing → sound-absorbing test → standardized curing → sound stability inspection → packaging. Strict sound-absorbing testing ensures product effective noise reduction performance.
FAQ
Q1: What is the sound absorption coefficient? A: ≥0.6 at 1000Hz, noise reduction ≥20dB, excellent sound absorption and noise reduction.
Q2: Can it reduce industrial noise? A: Yes, effectively absorbs industrial noise, reduces noise transmission, isolates noise pollution.
Q3: Is it suitable for automotive noise reduction? A: Yes, paired with industrial mold silicone rubber, ideal for automotive noise reduction parts.
Q4: Will sound absorption performance decrease? A: No, sound-absorbing performance is stable, no attenuation after long-term use.
Shenzhen Hong Ye Jie Technology Co., Ltd
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