Pit & Quarry, January 2018
SCREENING screening circuits that size and or wash kiln feed and crushed stone products It takes two tons of kiln feed to produce one ton of lime which is calcinated in five massive kilns at temperatures up to 900 degrees to produce quicklime a high purity product manufactured for steel making flue gas treatment water treatment and construction From the crusher feed to surface scalping sizing and washing the processing circuits at the Black River and Maysville mines feature vibrating screens and feeders manufactured by Deister Machine Co From the beginning when the mines were initially developed in the early 1970s Deister equipment was in place with some units operating for decades Gray likes that he can easily alter the speed and stroke of the Deister screens for greater g force Unlike conventional screens Ive operated the Deister units allow us to safely maintain optimum operating conditions at higher g forces for a far longer period he says SPECIFYING FOR EFFICIENCY Over the last four years Carmeuse has upgraded its Kentucky operations with the addition of three new vibrating grizzly feeders and six new vibrating screens When specifying and servicing screening and feeding circuits Gray and his team work closely with Process Machinery Inc a full service dealer headquartered in Shelbyville Kentucky We assist the Carmeuse operations with engineering services and a dedicated service team that focuses on a broad range of processing equipment says Dawson Horn Process Machinery senior sales manager Horn explains that each of the mines operate a variety of screens which include heavy duty 6 ft x 16 ft double deck inclined washing and rinsing screens that remove fines from the Located near the Ohio River the 3 million tpy Maysville operation produces more than any other Carmeuse lime plant in the United States Carmeuse produces high calcium and dolomitic lime chemical grade limestone and crushed aggregate products S16 PIT QUARRY January 2018 pitandquarry com
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