The optimal ball diameter in a mill grinding quartz and copper ore in a laboratory ball mill, there has been defined a general form of the equation for determining: the optimal ball diameter depending on the grain size being ground; and

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Live ChatWet bond mill test 371 The ball mills operate at a pulp density of approximately 40% solids by volume (Wills, 1992). However, the viscosity of the pulp (density) increases with the fines of the particles, therefore fine milling F.C. 6

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Live ChatMeasuring ore grindability in balls mills. The Bond Ball Mill Work Index is a measure of the resistance of the material to grinding in a ball mill. It can be used to determine the grinding power required for a given throughput of material

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