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explain the role of ball mill in mineral industry and why for overflow ball mills, the charge should not exceed 45% calculate the mill size required to handle

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the modifications included (a) increasing the sag mill ball charge from current 8% to 12%, as well as (b) reducing the cyclone pulp feed density for the achievement of the stipulated cut size. such a combination was due to the fact that when increasing the sag mill ball charge, it grinds coarser, and by reducing the cyclone feed percent solids,

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this formula calculates the critical speed of any ball mill. most ball mills operate most efficiently between 65% and 75% of their critical speed.

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in sag mills the total filling relates to the combined rock and ball volume (including voids), whilst in ag mills it relates just to the rocks (including associated voids). the total filling can only be

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view source for ball mill model ← ball mill model. jump to: navigation, search. you do not have permission to edit this page, for the following reason: the action you have requested is limited to users in the group: users. you can view and copy the source of this page:

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