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The basic parameters used in ball mill design (power calculations) rod mill or any tumbling mill sizing are; material to be ground characteristics bond work index bulk density specific density desired mill tonnage capacity dtph operating % solids or pulp density feed size as f80 and maximum chunk size product size as p80 and maximum and finally the type of circuit openclosed .
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Mar 08 2013 calculation 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 n excel sheet to calcualte the same thanks sidhant reply.
Mar 08 2013 calculation 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 n excel sheet to calcualte the same thanks sidhant reply.
Power calculations crusher power calculations crusher power calculations crusher work index metcom technologies then wio the operating work index of this circuit is calculated as follows: w3 so with the same mill power we can increase the tonnage to .
Example: an offshore wind turbine with a radius of 80 meters at a wind speed of 15 meters per second has a power of megawatts if air density and efficiency factor have the given values the most important factor for a high power is the wind speed which goes into the calculation at the power get price; turbine calculations the isentropic .
