Jaw crusher PE series jaw crusher is a kind of crude crushing equipment that is widely used in the world. It is mainly applies for the primary and secondary crushing of the hard rocks and block materials.Large and medium size jaw crushers are the leading products of our company and currently have been at the leading level. Application: It is widely used in the following industries: mine ,quarry ,building materials ,road , railway and conservancy and hydropower and so on Working Principle The motor transmits power through belt, drives the moving jaw do periodic motion to the fixed jaw surround the eccentric shaft. The angle between toggle plate and moving jaw increases when moving jaw moves up. So the moving jaw closes to the fixed jaw. The stuff will be crushed in this process. The angle of Jaw Crusher between toggle plate and moving jaw decreases when moving jaw moves down, the moving jaw of Jaw Crusher moves away from fixed jaw by the pulling of rod and spring, the products after crushing will be discharged from the outlet of Jaw Crusher.