Jaw Crusher Working Principle - 911 MetallurgistSep 20, 2017 . The horizontal component of motion (throw) at the discharge point of the single-toggle jaw crusher is greater than the throw of the Dodge crusher at ... of which crusher's parts are made-cast steel frame, Swing Jaw, Pitman Cap and Toggles, steel Shafts and Pitman rods and manganese steel Jaw Plates.pitman jaw crusher casting method,Manufacturing and refurbishing of jaw crushers - 911 MetallurgistFunction. Most heavy duty Blake-type jaw crushers work basically the same way. They are ruggedly designed and capable of crushing material in some cases in excess of 80,000 p.s.i. compressive .. heads which were previously made of cast steel, are now . manufacturers to fabricate the swing jaw and Pitman as well.