Tube mill is a cylinder body loaded with a certain number of different grades of steel balls as the grinding medium, dry or wet grinding of various ores and other grindable materials, can be open circuit grinding, but also closed circuit grinding. It is the key equipment for grinding after the material is broken. It is mainly used in building materials, mining, metallurgy, chemical industry, power sector, grinding raw materials, cement, coal powder, steel slag, quartz sand, bauxite, ceramsite sand and other materials. According to different grinding materials, it can be divided into raw mill, cement mill, coal mill, slag mill, ceramic mill, etc. It is characterized by high production efficiency, strong adaptability, easy adjustment of particle size distribution, high automation level, conti