... Quality Briquette And Ore Powder Coal ball MachineSpecifcation of Coal ball MachineBriquette and ore powder Coal ball Machine1,Long bearing ... used for a variety of mineral powder, metal powder, coal powder, coke and other materials repression2forcing roll extrusion, ... , improving life time Of the rollerTechnology parameters of Coal ball MachineModelWLXM-360WLXM-400WLXM-750WLXM-1250Capacity2~4 T/H4 ...