... hardness 9 degree stones with mas feed size range from 125-1020mm,they are widely used in stone mining,concrete aggregate, metallurgy ... .(3).Stone Jaw Crusherconsists of frame, eccentric shaft, jaw stock, toggle plate, cheek plate(up and down),set adjustment,fixedand ... to create high-quality products and excellent service team for our customers. We insist on the management philosophy of professional ...