Ball mill as an important mineral ore crushing after grinding equipment, grinding is the main task. So, when choosing ball mill equipment, grinding fineness as thin as possible? Liming heavy industry understand, this is also a lot of people question, in this paper, by the experts explain confusion for you. In practical production, some mill…

Sand from its sources can be divided into: sea sand, river sand, mountain sand and machine-made sand. The sea sand although very clean, but high in salt, chloride ion corrosion steel case is very likely to occur in construction projects, pose a safety hazard. If you want to distinguish whether it is sea sand, sand…