Grade a Quartz 3-1mm Fused Silica Sand with Sio2 99.95% Lump/Grain/Powder

Grade a Quartz 3-1mm Fused Silica Sand with Sio2 99.95% Lump/Grain/Powder. High Purity SiO2: SiO2 content exceeds 99.95% with minimal impurities like Al2O3 and Fe2O3. Near Zero Thermal Expansion: Features extremely low thermal conductivity and excellent thermal stability. Multiple Form Factors: Available in blocks, granules (1-60mm), and powders (70-3000 mesh). OEM/ODM Support: Custom manufacturing services available for specific client requirements. Stable Chemical Properties: Resistant to chemical reactions with a pH value of 6. Circular Particle Shape: Special processing ensures circular particles for high packing density.