What is Quartz Sand | How Many Types of Quartz Sand | MC
Refined quartz sand is mainly used for advanced glass, glass products, refractories, smelting stones, precision casting, grinding materials of grinding wheel, etc. 3. High Purity Quartz Sand. High purity quartz sand, SiO2 ≥ %, Fe2O3 ≤ %, made of highquality natural quartz stone, carefully selected and finely processed.