### Common & Basic Formulas for Mineral Processing Calculations

202054&ensp·&enspAnd circulating load tonnage = F (DoDm)/(DmDs) (9) Example: A mill in closed circuit with a classifier receives 300 dry tons of crude ore per day, and the percentages of solid are respectively 25, 50, and 84% in the classifier overflow, feed to classifier, and sand, equivalent to L: S

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