The Cement Grinding Office
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The ball charge with the same number of balls for each diameter

This is a classical ball charge where all the diameters have the same number of balls.
The make-up of this ball charge is 100% balls of 90mm.
Here is an example of calculation:
In conclusion, this ball charge must be only used in case of crushing problems due to the components granulometry, hardness, worn-out lining because it is very coarse.
It is also recommended to check the level of material in order to avoid problems of breakage.