2019-11-7unless the trunnion is very small or unless you are using a grate discharge ball mill, balls will not stay in the mill, and you will spend a lot on steel to add a small amount of powerormulas given for mill power draw modelling are empirical, and fit around field data over the normal operating range of about 30 to 45 charge level.
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2019-11-7unless the trunnion is very small or unless you are using a grate discharge ball mill, balls will not stay in the mill, and you will spend a lot on steel to add a small amount of powerormulas given for mill power draw modelling are empirical, and fit around field data over the normal operating range of about 30 to 45 charge level.
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