... (3)greatly enhance the outputExport country of the Steel Ball Coal-grinding Machine: India, Vietnam, Kazakhstan, Mongolia, Ecuador, Iran, Pakistan, Australia ... kinds of specifications.Main Technical Parameters of the Steel Ball Coal-grinding Machine:TypeΦ1700x2500Φ2200x3300Φ2500x3900Φ2900x4700CylinderDiameter1700220025002900Length2500330039004700Abrasive body load7.5142235Rotary ...