... less than 320Mpa stone ,the mix can not over the parameter in chart. PE jaw crusher's structure It is mainly ... treatment. c,the bearing adopts double-row spherical roller bearings, with fine tuning, endurance, and durability characteristics. d, jaw plates ... crushing effect, surface using optimized tooth type, material used ZGMn13 with high hardness, wear resistance, good use effect characteristics. 3, ...