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Calculation of energy required for grinding in a ball mill. Calculation of energy required for grinding in a ball mill Int J Miner Process, 25 41-46 The Bond work index, Wi, as an indicator of the grindability of raw materials is not a material constant but rather it changes with change of size of the grinding product.
Ball Mill DesignPower Calculation. Ball Mill PowerDesign Calculation Example 2 In Example No.1 it was determined that a 1400 HP wet grinding ball mill was required to grind 100 TPH of material with a Bond Work Index of 15 guess what mineral type it is from 80 passing inch to 80 passing 100 mesh in closed circuit.
Get PriceWe have ball mill production calculation excel file,Ball Mill Power Calculation Example 1 A wet grinding ball mill in closed circuit is to be fed 100 TPH of a material with a work index of 15 and a size distribution of 80 passing inch 6350 microns The required product size
Get Pricecalculation in ball mill. CALCULATION OF MAXIMUM BALL SIZE FOR BALL MILL nbsp 0183 32 Mill effective diameter 2 23 m 335 is a constant used for dry grinding with steel balls in the mill Actual size of media is taken is lower than the calculated value It is around 80 to 90 mm If you Wants to reduce the maximum ball size thenreduce the feed size by using pre grinding operation
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Get PriceEURASIAN MINING 1. 2015 Technology and technics of ore preparation processes 7 feed for the rod mill, i.e. 10000 m in accordance with Table. The value of P 80 is accepted based on the required grain-size characteristics of the ball mill discharge.
Get PriceAdditional 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 . calculation of the ball mill reduction ratio
Get PriceBall mill heat calculation. ball mill heat balance explanation the cement grinding office it is well known that the biggest part of the energy introduced in a ball mill is converted into heatonly around of this energy is used to grind the material at the required finenessas a consequence this heat can induce very high temperatures inside the ...
Get PriceCalculation of energy required for grinding in a ball. Calculation of energy required for grinding in a ball mill int j miner process 25 41-46 the bond work index wi as an indicator of the grindability of raw materials is not a material constant but rather it changes with change of size of the grindi...
Get Pricecalculation of ball mill grinding efficiency. dear experts . please tell me how to calculate the grinding efficiency of a closed ckt open ckt ball mill. in literatures it is written that the grinding efficiency of ball mill is very less less than 10. please expalin in a
Get PriceUsually, based on the requirement ball size, ball to material weight ratio, milling time, RPM these parameters can be varied to optimize the process. Cite 3 Recommendations
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