### Bond Index Ball Mill Rod Mill BT 100 XL RETSCH

The optimum number of grinding balls is 285. However, theballdiameters vary due to wear. Therefore, the totalballnumber should be adjusted from time to time to ensure a total mass of 20.125 grams. The grinding jar of theBondIndexBall Millmeasures 12″ x 12″ and has well-rounded corners. Module RodMill

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