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sieving for bond index of limestone

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Jan 01, 2016018332While 80 passing a particular sieve is accepted as standard for determining the work index, as recommended by Bond, some use 75 instead. In Bond’s equation Equation 3.3 , the grinding energy, E G , required for size reduction of rocks in industrial tumbling mills was based on mill shaft power, P M , and on mill capacity Q ..


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