... of materials such coal,coal gangue,limestone,shale. High Quality PC Concrete CrusherUse and Features of Concrete Crusher ... coal, coal gangue, limestone, shale,, feldspar, gypsum, coke, bricks, brown iron ore, crushed stone, salt mine, sulphur and phosphate ... crushing 2. For dry and wet materials 3.High crushing ratio4. High efficiencyOperating Principle of Concrete CrusherThe main working part ...