Magnetic separation is a separation of mineral beneficiation methods, suffered the size of the magnetic force in the magnetic field are sorted according to magnetic differences between the mineral particles and minerals. According to different magnetic properties of various materials in the future by the magnetic field generated, where that can be magnetized material, are…

As a high quality raw material of making coal water slurry and coal based material, the requirement of ultra-coal has a great demand as well as the making craft becomes more important.