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and Hinkfuss (1978) claimed the 18 ft diameter mill size was less ef cient than smaller mills. However the author argues ﬁ the hard coarse ore was the culprit. It was surprising that the ball mill work index was averaging only 11.6

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2017/12/26 · Several factors affect the efficiency of a ball mill for cement grinding. In this article we shall be looking at some of these factors that have been proven to influence grinding efficiency Mill Geometry And Speed According to Bond (1954) the grinding efficiency of a mill depends on the ball mill diameter size of the

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2.4 Factors influencing wet milling 45 2.4.1 Ball filling and slurry filling 46 2.4.2 Properties of slurry 48 2.4.3 Liner/lifter profile 51 2.4.4 Mill rotational speed

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