Type | SiO2 | FeO2 | Mesh | Feature |
Common quartz sand | 90-99% | 0.02-0.06% | 5-220 | Appearance part of the large grain surface with yellow skin wrapped |
Refined quartz sand | 99-99.5% | 0.015-0.02% | 5-480 | Appearance white or crystalline |
High purity quartz sand | 99.5-99.9% | ≤0.001% | 1-0.5mm 0.5-0.1mm 0.1-0.01mm 0.01-0.005mm | The use of high quality natural quartz stone, carefully selected.Finely processed |
Molten quartz sand | 99.9-99.95% | 5PPM-25PPM | Colorless transparent granules or powders | LiO 1-2PPM AI2O3 20-30PPM K2O 20-25PPM Na2O 10-20PPM |
Quartz powder | ||||||||||||||
ingredients | SiO2 | AI2O3 | Fe203 | MgO | CaO | NaO | PH | |||||||
average% | 75-96 | 1.0+-0.2 | 0.9+—0.3 | 0.7+-0.1 | 0.3+-0.1 | 1.3+-0.2 | Neutral |