Asbestos Ore Crusher Working Principle Crusher In China . FOB Reference Price: Get Latest Price. Jaw Crusher Working Principle. The broken ore then falls through the crusher to be taken away by a conveyor that is under the crusher. Although the jaws do the work, the real heart of this crusher is the TOGGLE PLATES, the PITMAN, and the PLY WHEEL. Forced Feed Jaw Crushers. These jaw crushers .