After the raw coal is produced, it is smashed by jaw crusher for coarse crushing, impact crusher for fine crushing, vibrating screen for screening before all specification and granularity of coal is produced, which is delivered to various regions.

Ball mill is now indispensable equipment in the mineral processing industry, and then when we were in the use of ball mill is always going to have some mechanical failure, in fact, some fault can be avoided, it relies on we are not regular inspection on equipment, ball mill routine inspection should pay attention to…