Determination of Bond index of Birnin- Gwari Iron Ore in ,
The study shows that work index of Birnin –Gwari iron ore can be taken as 2866 Kwh/ston ie 2039 Kwh of energy is required to reduce one ton of Birnin- Gwari iron ore from 80% passing It is hereby recommended that the value of work index obtained in this study should serve as a
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Bond Work Index - an overview | ScienceDirect Topics
Bond impact crushability work index (CWi) ( Bond, 1963) results reported for iron ores vary from hard iron ore (177 kWh/t) to medium hardness iron ore (113 kWh/t) and friable iron ore (63 kWh/t) ( Table 211; Clout et al, 2007 )
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Bond Work Index Formula-Equation
The Bond Ball Mill Work Index (BBWi) test is carried out in a standardised ball mill with a pre-defined media and ore charge The Work Index calculated from the testing can be used in the design and analysis of ball mill circuits The test requires a minimum of 10kg of sample that has been stage-crushed to passing size of
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Table of Bond Work Index by Minerals
Jun 19, 2015· This Table of Ball Mill Bond Work Index of Minerals is a summary as tested on ‘around the world sample’ You can find the SG of each mineral samples on ,
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bond index of grinding
Grinding Solutions can carry out Bond Rod Mill Work Index tests to determine the energy requirements for milling ore in a rod mill The test requires a minimum of 20kg of -125mm material Closing screen sizes typically range from 475mm to 212µm
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