Coal Crushing and Grinding Process
If the coal block is bigger than the mill's max a input size, it must be crushed before grinding. The crushing plant common includes Vibrating feeder as feeding material to jaw crusher, which is as primary jaw crusher. If need secondary crusher, Cone crusher or Impact crusher can be used. After primary crushing, the coal can be feeding to Ball mill to fine grinding. To increase Ball mill effective, the vertical coal mill or coarse powder mill can be setted before Ball mill as pre-grinding.
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