Crushing of medium-hard rock for production of ballast, chippings and concrete aggregate. Outstanding product quality with a high-grade cubical, stress- and crack-free material.

At home and abroad a large number of experiments show that keep the frame, ring, steel ball processing quality of bearing vibration with different degree of influence, one of the steel ball processing quality had evident effects on bearing vibration, the second is the ring of the processing quality, is the most important factors affecting…