Mechanical Maintenance Coordinator Crushing and ...
The mine is a multipit, multi staged operation mining approximately 100MT of ore and waste per annum and producing copper concentrates containing an average of 120,000 tonnes of copper metal per year over a twenty (20) year mine life, making Lumwana the largest single open cut copper mine in Africa.
Copper Production: How Is Copper Made? The Balance
Jan 14, 2019· After crushing the ore to a fine powder, it is concentrated by froth flotation, which requires mixing the powdered ore with reagents that combine with the copper to make it hydrophobic. The mixture is then bathed in water along with a foaming agent, which encourages frothing.
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