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Bond Ball Mill Work Index Hardness Jktech

2020-6-23a modified Bond ball mill procedure Mod Bond was developed by MinnovEX Technologies now SGS which requires 1.2kg of sample crushed at minus 3.35mm. The 1.2kg charge is milled with the standard Bond ball mill for a set time. A particle size analysis is performed on the feed and ground product, and a modified work index is calculated using a.

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