... . c,the bearing adopts double-row spherical roller bearings, with fine tuning, endurance, and durability characteristics. d, jaw ... effect, surface using optimized tooth type, material used ZGMn13 with high hardness, wear resistance, good use effect characteristics. 3, adjusting device ... ×1300300×130026030-705530-901800×2300×1700 Jaw Crusher with High Reliability, Low Noise and Less Dust, Easy-to- ...