Coal in the Cement Industry Explosion Protection - ATEX Explosion .An explosion is a deflagration or fire ball in a confined atmosphere, with parts of the confinement disintegrating . The mill crushes the coal to a fine dust and the fines are sucked via a large duct up to the . In practical operation of a cement.ball mill operation dust expolsions,How can I choose a mill that will safely handle my combustible .the material collection process, such as in a cyclone or dust collector. . The explosion vent's size will depend . Typically, coarser grinding mills like ball mills,.
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