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grinding in a closed circuit at 250 % circulating load in a Bond ball mill. The work index is calculated by using the following empirical equation; 44.5 Where ...
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Measuring 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.
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CORRELATION BETWEEN BOND WORK INDEX AND MECHANICAL PROPERTIES OF SOME SAUDI ORES ... The Bond's standard ball mill is used to determine the work index value of differ ...
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For hardness parameters, ... Bond ball mill work index test ... The following process models are commonly applied to geometallurgy: The Bond equation;
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Table I shows the Bond ball mill work index obtained for the ore samples as well as the iron and silica content in ... The relationship between the ore hardness and iron
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... (or hardness) is measured through grindability testing. ... Figure 1 shows a histogram of Bond ball mill work index frequency from A.R ... The JKTech drop ...
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RELIABILITY OF SOME ORE CHARACTERIZATION TESTS ... work data, hence leading to ... standard Bond rod and ball mill tests are followed.
Bond Ball Mill Work Index in kWh/t, ... between SAG and ball mill hardness for the majority of the test work data but the correlation is too low