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· pdf the generation of very fine particles (e.g., smaller than 12mm) that will pass through the primary mills and onto the secondary ball mill circuits, alleviating a common bottleneck. modifying blasting practices to achieve a more suitable mill feed size – which varies
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mill (grinding) a mill is a device that breaks solid materials into smaller pieces by grinding, crushing, or cutting .. the rods used in the mill, usually a high carbon steel, can vary in both the length . sag mills are autogenous mills but use grinding balls like a ball mill. .
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