Customization: | Available |
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Certification: | ISO |
Application: | Rubber, Plastic, Chemical, Construction, Metallurgy, Ceramic, Casting, Glass |
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Product Overview
This product is manufactured from high-purity quartz sand through high-temperature fusion, ultra-fine grinding, and hydrophobic surface modification. It features high purity (≥99%), low moisture absorption, excellent dispersibility, and chemical stability. Widely used in high-end coatings, electronic packaging, silicone rubber, adhesives, and other fields, it significantly enhances material weather resistance, mechanical strength, and dielectric properties.
Key Parameters
Parameter | Specification/Description |
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Purity | ≥99% |
Particle Size (D50) | 0.5μm-50μm (custom grading available) |
Hydrophobic Angle | ≥120° (water contact angle) |
Whiteness | ≥92% |
Moisture Content | ≤0.5% |
pH Value | 6.0-7.5 (neutral stability) |
Product Advantages
Ultra-High Purity: Extremely low impurity content (≤1%), ensuring safety in sensitive applications such as electronics and optics.
Strong Hydrophobicity: Specially treated surface significantly reduces moisture absorption, prevents caking, and improves compatibility with organic materials.
Controllable Particle Size: Customizable grading within the 0.5μm-50μm range to meet diverse filling requirements.
Excellent Thermal Stability: High-temperature resistance (≥1600°C), suitable for high-temperature processing environments.
Applications
Electronic Materials: IC packaging, epoxy resin potting compounds, high-frequency substrate filling, reducing dielectric loss.
Silicone Rubber: Reinforcing filler, improving tear resistance and aging performance.
High-End Coatings: Enhancing wear and corrosion resistance, reducing coating cracking.
Adhesives: Optimizing rheological properties and increasing bonding strength.
Technical Support & Services
Particle size distribution analysis (laser particle size analyzer report) and MSDS available.
Sample trials and customized surface treatments (e.g., varying hydrophobic grades) supported.
Packaging: 25kg/bag, or customized packaging upon request.
Why Choose Us?
Direct Manufacturer: Strict control over purity and particle size consistency.
Technical Expertise: Years of R&D focus on silica micro powder, offering formulation optimization advice.
Rapid Response: Technical consultation within 48 hours, with support for small trial orders.
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