The polishing machine is a kind of equipment that improves the surface roughness of the product, and can also remove the surface texture, scratches, spots, orange peel, etc. It is a refined surface treatment equipment. It is often used for mirror polishing of stainless steel, aluminum alloy, tungsten steel, cemented carbide and other metal materials, and also used to improve the smoothness level of non-metallic materials such as silicon wafer, sapphire, silicon carbide, lithium tantalate,optical glass.