Silica sand /Quartz sand is processed by crushing quartz grains of quartz, quartz stone is a kind of non-metallic minerals, is a hard, wear-resistant and stable chemical properties of silicate minerals, the main mineral component is SiO2, quartz sand the color is white or colorless, translucent, Mohs hardness of 7, quartz sand is an important industrial mineral raw materials, non-hazardous chemicals, widely used in glass, foundry, ceramics and refractories, smelting ferrosilicon, metallurgical flux, metallurgy, construction, chemicals, plastics, rubber, abrasive, media and other industries. Sandblasting Grade of Silica Sand Fine Quartz Sand From China Manufacturer Features: Hard, wear-resistant, chemical stability of minerals. Natural Silica Sand. Huge Reserve raw material of Silica sand in China. White granules shape Used in float glass Painting,ceramics and so on. Wide application in many industry.