1.Main shaft,45# good quality carbon structural steel 2.bearing,lyc,hrb,zwz 3.Engine body,Q345(16Mn) 4.Plate Mn13 Jaw crusher Features and Benefits: One of our main products, Jaw Crusher is designed by our engineers with large reduction ratio, even granularity, simple structure, reliable operation, convenient maintenance, low cost, Jaw Crusher is widely used in mining, metallurgy, construction, ...