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Get Pricethe mill is used primarily to lift the load (medium and charge) Additional power is required to keep the mill rotating 8 1 3 Power drawn by ball semi-autogenous and autogenous mills A simplified picture of the mill load is shown in Figure 8 3 Ad this can be used to establish the essential features of a model for mill
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Get Price2 MODELLING THE SPECIFIC GRINDING ENERGY AND BALL-MILL SCALEUP Ball-mill scale up (Bond's Law)Data zBond work index w i zFeed D f and product d size (both 80% cumulative passing) Result The specific grinding energy w Mill power draw P = wT where T the mill capacity Mill dimensions (from Tables or charts)
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Get PriceSince for the ball mill design we are using 80% passing the required value of C2 for the ball mill will be equal to1 20 C3 is the correction factor for mill diameter and is given as 𝐶𝐶3 = 2 44 𝐷𝐷 0 2 (3) However it is important to note that C3 =0 914 vessel used in producing the ball mill was got from a
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Get Pricefilling degree of ball mill ppt magazene filling degree of ball mill ppt filling degree ball mill definition in The optimal ball diameter in a mill process of making up the optimal ball charge has been defined providing the consequently the smaller ball mill has less energy necessary for grinding where d* is the filling load of grains less than d d is the grain diameter
Get Pricemills with the rod mill and ball mill laboratory work indices Note in Figure 1 that the rod mill product slope is less than 0 5 due to an extra amount of nes present being ﬁ ﬁ ner than 650 μm These ﬁ nes proceed to the ball mill improving the ball mill efﬁ ciency Also the plotted rod mill P80 value as shown in Figure 1 is 2900
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