1. It is efficient, energy-saving, environment-protecting and safe.
2. With great ratio of crushing, it doesnĄ¯t require any for moisture of the materials. Besides, it cannot be sticked or stocked.
3. The noise and vibration will be little. Besides, there will be spare mill dusts, and the power consumption wil be very little.
4. It requires little floor space. The grain size is adjustable with the constitute of ashes very small.
5. The adoption of alloy as tooth plate and roller ring endows it more wear-resistant and convenient to change.
6. It is suitable to crush various brittle materials, such as coal, coal gangue, charred coal, slag, quartz and lime.
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