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Subasinghe and Kanau 2021 On the assessment of ore grindability and bond work index for mill control In 7th Mill Operators Conference 12 14 October 2021 Kalgoorlie Western Australia Abstract In this study some drawbacks of using Bond grindability as a measure of grindability characteristics for mill control have been discussed After reviewing the merits of

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examined the relationship between them The most widely known measure of grindability is Bond s work index which is defined as the resistance of the material to grinding The standard equation used by them for the ball mill work index Bond work index is as follows / F 80 80 /10 GP W i

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