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Advanced Cu-Mo-Au Concentrate Regrinding Optimization | HIGmill & ZTA Ceramic Media Mixed Gradation Technology
High-capacity copper, molybdenum, and gold polymetallic processing operations frequently encounter critical bottlenecks in secondary regrinding circuits. Traditional steel ball milling systems commonly result in incomplete mineral monomer liberation, inconsistent particle size distribution, severe iron contamination, excessive fine slime generation, and unstable flotation recovery. These persistent issues severely limit final concentrate grade, increase media wear and power consumption, and reduce overall mining economic benefits. This video demonstrates a mature, industrially validated regrinding optimization solution tailored for large-scale polymetallic concentrators. We adopt the high-efficiency HIGmill vertical stirred mill, paired with a scientific 50:50 mixed gradation of 3mm and 4mm ZTA zirconia-alumina composite ceramic media and a standardized optimal filling rate. This precise configuration reliably refines 75μm flotation rough concentrate down to the ideal 20μm target fineness. Different from single-size media and traditional milling equipment, this optimized system delivers a perfect balance of impact crushing and shear grinding, effectively eliminating both under-grinding coarse residues and over-grinding mineral slime. Completely replacing steel grinding media, ZTA ceramic beads eradicate iron pollution, protect mineral floatability, and significantly improve mineral dissociation efficiency. The integrated technical solution effectively stabilizes flotation selectivity, cuts operational energy consumption and media loss, and comprehensively upgrades concentrate quality and metal recovery rate, providing a reliable, high-efficiency, and eco-friendly optimization approach for modern large-scale non-ferrous mineral processing plants. lnkd.in/...xrr
1 минута
17 июля