operating principle of crusher machine pdf- principle of work of crusher machine ,Coal crushing equipment of coal handling plant system in the thermal power plant is very important . crushers are work only on principle of impact crushing. Generally these crushers are used . output to a screening machine which sorts and.Working Principle of CrushersWorking Principle of Crushers On left is a showing of the “standard gyratory with straight concaves ” is a section through any vertical, radial plane in the crushing chamber of one of the intermediate sizes of the crusher.