The conversion of a concentrator from one grinding media type to another is a major undertaking in terms of both financial and technical risk.
This paper tracks the changes in pulp chemistry and metallurgical performance of Xstrata Copper’s Ernest Henry copper/gold concentrator as the ball mill was converted from forged steel to high chrome grinding media.
by C. Greet, J. Kinal, J. Twomey and MM. Peaty