Silica nanoparticles

Description

1. Product Overview
   Silica nanoparticles are ultra-fine, high-purity amorphous silicon dioxide (SiO₂) materials engineered at the nanoscale to deliver exceptional surface area, reactivity, and functional performance. They are widely used across advanced industrial sectors including coatings, electronics, composites, pharmaceuticals, and chemical processing. Their primary value lies in significantly enhancing mechanical strength, rheology control, optical properties, and chemical stability of end products. As industries shift toward high-performance and miniaturized materials, silica nanoparticles have become strategically important for innovation-driven manufacturing and product differentiation.
2. Key Specifications & Technical Characteristics

• Chemical Composition: Silicon Dioxide (SiO₂)
• Purity Level: ≥ 99.5% (high-purity industrial grade available up to 99.9%)
• Physical Form: Fine white powder or colloidal dispersion (customizable)
• Particle Size: 10 – 50 nm (typical range, tunable upon request)
• Morphology: Spherical, amorphous nanoparticles
• Surface Area: High specific surface area (BET optimized for industrial performance)
• Density: ~2.2 g/cm³ (bulk material)
• Packaging Options: 1 kg / 5 kg / 25 kg sealed drums or industrial bulk packaging
• Shelf Life: 12 – 24 months under dry, sealed storage conditions

3. Core Industrial Applications
   Silica nanoparticles are extensively utilized in coatings and paints to improve scratch resistance, anti-corrosion properties, and surface smoothness. In the rubber and polymer industry, they enhance tensile strength, elasticity, and thermal stability, making them critical in tire manufacturing and advanced elastomers. In electronics and semiconductor applications, they serve as insulating fillers and polishing agents due to their controlled particle size and purity. They are also applied in pharmaceuticals and cosmetics for controlled delivery systems, thickening, and stabilization, offering superior performance compared to conventional silica materials through higher surface reactivity and uniform dispersion.
4. Competitive Advantages

• Consistent nano-scale particle distribution ensuring predictable performance
• High-purity production processes minimizing contamination risk in sensitive applications
• Reliable large-scale supply chain supporting continuous industrial demand
• Competitive bulk pricing optimized for high-volume procurement
• Environmentally conscious manufacturing with reduced waste and controlled emissions
• Strong technical documentation and application support for industrial integration
• Superior dispersion characteristics compared to conventional micron-scale silica materials

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Loading Capacity: 20 – 25 MT per 20ft container