Our garnet sand has the advantages of uniform particle size, high specific gravity, low abrasive loss, convenient operation, safety, environmental protection, low waste treatment cost, and can be recycled 3-6 times. It has been widely used in large petroleum and chemical enterprises, shipyards and ship repair industries, painting and anti-corrosion treatment industries, fabric sand washing, etc. Its special fine-grained products can be used in other special surface treatment fields, such as the aluminum industry, turbine blade industry, glass fiber industry, and so on.