1. The process flow is simple, the grinding efficiency is high, the power consumption is low, and the drying capacity is strong;

2. The granularity of the material to be grinded is large, the product fineness is easy to adjust, and the chemical composition is stable;

3. No steel ball impact, no direct contact between metals during operation, low noise and wear;

4. No additional powder concentrator is required, and the floor space is small;

5. The grinding roll can be turned out of the machine for convenient maintenance;

6. It can be used for grinding steel slag.