This product is manufactured from high-purity quartz sand through high-temperature melting, ultra-fine grinding, and precision classification processes. It boasts a purity of over 99%, controllable particle size distribution (adjustable D50 range of 0.5μm-50μm), low thermal expansion coefficient, and excellent chemical stability. Widely used in high-end electronics, specialty ceramics, coatings, adhesives, and other fields, it serves as a key functional filler for high-performance materials.
This product is manufactured from high-purity quartz sand through high-temperature melting, ultra-fine grinding, and precision classification processes. It boasts a purity of over 99%, controllable particle size distribution (adjustable D50 range of 0.5μm-50μm), low thermal expansion coefficient, and excellent chemical stability. Widely used in high-end electronics, specialty ceramics, coatings, adhesives, and other fields, it serves as a key functional filler for high-performance materials.
Key Parameters
Parameter
Value/Description
Purity
≥99%
Particle Size (D50)
0.5μm-50μm (custom grading available)
Morphology
Angular
Whiteness
≥92%
Density
2.2 g/cm³
Mohs Hardness
7
Thermal Expansion Coefficient
0.5×10-6/ºC (20-1000ºC)
Dielectric Constant
3.8 (1MHz)
Product Advantages
High Purity Assurance - Rigorous raw material selection and pollution-free production ensure ≥99% purity, meeting stringent industry requirements for semiconductors and photovoltaics. Precise Particle Size Control - Real-time laser particle size monitoring, adjustable D50 range of 0.5-50μm, supports customized particle size distribution. Stable Performance - Low impurities (Fe, Al, and other metal content <100ppm), low oil absorption (20-30g/100g), and high batch-to-batch consistency. Versatile Applications - Combines reinforcement, insulation, heat resistance, and corrosion resistance, significantly enhancing composite material performance.
Typical Applications
Electronic Materials: IC packaging fillers, PCB substrates, electronic adhesives
In-house 2,000-ton/year production capacity ensures stable supply Professional laboratory supports application testing and solution development Extensive experience in silicon material production, serving leading industry clients
