INDIAN INSTITUTE OF TECHNOLOGY ROORKEE NPTEL NPTEL .In this crusher we will discuss coarse as well as fine. The first crusher is jaw . gyratory crusher, third is cone crusher, and fourth is crushing rolls. All these four.discussion on roll crusher,SMOOTH ROLL CRUSHERTHE MODE OF OPERATION. The crushing rolls are driven individually and direct- ly by means of electro-motors or with coupling and gears, counterrotating via.
discussion on roll crusher