optimal design of a secondary milling circuit for treating chromite .Jun 18, 2011 . chromium oxide (Cr2O3) content in UG-2 concentrates is typically 3%, which results in operational problems in . flotation concentrate as compared to the standard circuit. . The effects of new technolgies for processing UG-2 platinum ores. 43. 2.9. ... Table 4.31: The size-by- assay of the flotation tailings .chrome from ug2 tailings process design criteria,chromite entrainment was significantly reduced (>30 . - SAIChEdesign for UG-2 platinum concentrators for separate grinding of . chromium oxide (Cr2O3) recovery in the final flotation concentrate is crucial to .. Flotation tailings samples for the standard process and the separate milling option with 88 %.PGM Ore Processing at Impala's UG-2 Concentrator - SGScoming from the increased processing of ore through the UG-2 plant, located 20 km .. to a tailings dam. . The flotation section was a standard rougher/cleaner/re-cleaner . improvements in furnace design allowed for this to be negated. . plant and at the same time attempt to improve recovery at acceptable chrome content.
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