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May 01, 2021semi-autogenous grinding: In the mill, overgrinding of soft types of ores occurs, leading to sliming and a de-crease in the efficiency of subsequent beneficiation processes [22 24]; 20 25 30 35 40 45 1234 56789 101112 Mass fraction, % 1 2 1 Month Figure 1. The composition of the processed charge by type of ore in 2019.

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