Quartz sand is a kind of quartz particle formed by crushing quartzite. Quartzite, also known as siliceous rock, is a hard silicate mineral with stable chemical properties, In nature, quartzite exists in the form of quartz sandstone, quartz shale and vein quartz. Quartz sandstone is a consolidated clastic rock with quartz clastic content over 95%, which comes from various magmatic rocks, sedimentary rocks and metamorphic rocks, less heavy minerals, and associated minerals are feldspar, mica and clay minerals; Quartzite shale is divided into sedimentary rocks and metamorphic rocks; Vein quartz is formed by hydrothermal process, almost all of which is composed of quartz. Quartz sand is milky white, sometimes colorless and translucent, its Mohs Hardness is 7. It is important industrial raw material. In the sand washing plant , quartz sand through a variety of treatment processes by sand washing machine , can obtain a variety of uses of quartz sand products, used in all walks of life....