This product is manufactured from high-purity quartz sand through a high-temperature fusion process. It features high refractive index (1.458@589nm), low thermal expansion coefficient (0.5×10-6/ºC), and excellent chemical stability. Specifically developed for high-end optical, electronic, and specialty material applications, its particle size distribution is customizable (D50 0.5μm-50μm) to meet precision application requirements.
This product is manufactured from high-purity quartz sand through a high-temperature fusion process. It features high refractive index (1.458@589nm), low thermal expansion coefficient (0.5×10-6/ºC), and excellent chemical stability. Specifically developed for high-end optical, electronic, and specialty material applications, its particle size distribution is customizable (D50 0.5μm-50μm) to meet precision application requirements.
Key Parameters
Parameter
Technical Specifications
Purity
≥99% (measured value 99.2%-99.8%)
Particle Size
D50 0.5-50μm (custom grading available)
Refractive Index
1.458±0.002 (sodium light 589nm)
Density
2.2 g/cm³
Mohs Hardness
7
Dielectric Constant
3.8-4.1 (1MHz)
Moisture Content
≤0.1%
Loss on Ignition
≤0.5% (1000ºC×2h)
Five Core Advantages
Precision Grading Technology - Multi-stage airflow classification system enables ±0.1μm particle size control accuracy.
Ultra-High Purity Assurance - Fully enclosed quartz melting production line with metal impurity content <50ppm.
Raw Material Inspection: 100% XRF spectrometer screening
Process Control: Real-time monitoring with online laser particle size analyzer
Final Inspection: Full compliance testing per GB/T 32659-2016 standard
Service Support
✓ Free 500g sample available for testing ✓ Custom solutions supported (special particle size/surface treatment) ✓ Professional technical team for formulation guidance ✓ 24-hour logistics response, third-party inspection accepted
FAQs
Q: Recommended applications for different particle sizes? A: 0.5-5μm (precision polishing), 5-20μm (electronic packaging), 20-50μm (composite material reinforcement)
Q: Is mixed batch ordering supported? A: Small-volume multi-variety orders (minimum 5kg) are available
Let me know if you'd like any refinements!
Product Overview
This product is manufactured from high-purity quartz sand through a high-temperature fusion process. It features high refractive index (1.458@589nm), low thermal expansion coefficient (0.5×10-6/ºC), and excellent chemical stability. Specifically developed for high-end optical, electronic, and specialty material applications, its particle size distribution is customizable (D50 0.5μm-50μm) to meet precision application requirements.
Key Parameters
Parameter
Technical Specifications
Purity
≥99% (measured value 99.2%-99.8%)
Particle Size
D50 0.5-50μm (custom grading available)
Refractive Index
1.458±0.002 (sodium light 589nm)
Density
2.2 g/cm³
Mohs Hardness
7
Dielectric Constant
3.8-4.1 (1MHz)
Moisture Content
≤0.1%
Loss on Ignition
≤0.5% (1000ºC×2h)
Five Core Advantages
Precision Grading Technology - Multi-stage airflow classification system enables ±0.1μm particle size control accuracy.
Ultra-High Purity Assurance - Fully enclosed quartz melting production line with metal impurity content <50ppm.
