Fifth Pfeiffer coal mill for Korea Zinc Cement Lime Gypsum
Sep 01, 2013· The MPS 250 BK roller mill chosen is designed to produce 28 t/h of pet coke ground to a fineness of 15 % R 75 µm. Like all Pfeiffer vertical roller mills set up at this works, this mill will also be used for grinding coal which will serve as a reducing agent in the production of zinc.