A leading metal caster had an existing rotary drum that was in need of replacement. The drum was being utilized to clean and break up sprue prior to returning to the melt department. The cast liner system in their drum had worn out, which jammed the area between the liner body and liner with sprue and tramp metal. This caused jam-ups in the process and accelerated wear on the drum body. - General Kinematics took their old drum as “trade-in”, then engineered and installed an all new GK DUCTA-SPRUE® rotary sprue mill, which utilized GK’sheavy-duty bolt in drum liner system, as well as a vibratory sand return conveyor.

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