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High-Elasticity Industrial Soft Composite Silica Powder for Sealant Applications
High-Elasticity Industrial Soft Composite Silica Powder for Sealant Applications High-Elasticity Industrial Soft Composite Silica Powder for Sealant Applications

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High-Elasticity Industrial Soft Composite Silica Powder for Sealant Applications

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 Eco-Friendly & Non-Toxic: Lead-free, cadmium-free, halogen-free, compliant with RoHS/REACH standards, and produced with zero harmful solvent emissions.
 Enhanced Flexibility: Increases coating flexural strength by 30% and impact resistance by 50%.
 Weather & Aging Resistance: UV-resistant, salt spray-resistant (1,000 hours without peeling), extending coating service life.
 High Compatibility: Perfectly compatible with common resin systems such as epoxy, polyurethane, and acrylic.
 Low-Temperature Stability: Maintains flexibility in extreme temperatures (-40°C to 200°C) without brittleness or cracking.
 
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product information:

041004

Product Overview

This product is an eco-friendly soft composite silica micro-powder additive specially designed for high-performance industrial coatings. Manufactured using organic silicon modification technology and inorganic nanomaterial compounding processes, it combines environmental friendliness, flexibility, and functionality. It significantly enhances coating wear resistance, adhesion, and weather resistance while reducing VOC emissions, making it suitable for coatings in industrial anti-corrosion, automotive, construction, and flexible electronic devices.


Key Advantages


Eco-Friendly & Non-Toxic: Lead-free, cadmium-free, halogen-free, compliant with RoHS/REACH standards, and produced with zero harmful solvent emissions.
Enhanced Flexibility: Increases coating flexural strength by 30% and impact resistance by 50%.
Weather & Aging Resistance: UV-resistant, salt spray-resistant (1,000 hours without peeling), extending coating service life.
High Compatibility: Perfectly compatible with common resin systems such as epoxy, polyurethane, and acrylic.
Low-Temperature Stability: Maintains flexibility in extreme temperatures (-40°C to 200°C) without brittleness or cracking.


Typical Applications

Automotive Seals: Door/window seals, O-rings
Construction Sealants: Curtain wall joints, expansion joints
Electronic Encapsulation: Waterproof/dustproof sealing
Industrial Seals: Pipe flanges, valve seals
Food Machinery: Food-grade gaskets

Product Advantages

Nano-coating technology ensures perfect elastomer integration
Professional sealing solutions for enhanced reliability
Customizable particle size and surface properties
Free samples and technical support available



Basic Parameters

Item Unit Typical Values
Exterior / white powder
Density kg/m³ 2.58 ×103
Moh's hardness / 5
Coefficient of linear expansion 1/k 0.8×10-6
Pyroconductivity w/k.m 0.8
Refraction coefficient / /


1, content: Silica content 60%±%
2,grain fineness distribution:  D50(0.5μm-50μm)       customization

+8618936720888
+86-189-3672-0888

CONTACT US

Tel: +86-189-3672-0888
Emai: sales@silic-st.com
WhatsApp: +8618936720888
Add: No. 8-2, Zhenxing South Road, High-tech Development Zone, Donghai County, Jiangsu Province

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