The Desulfurization of Magnetite Ore by Flotation with a Mixture of Xanthate and Dixanthogen
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Methods
2.2.1. Grinding and Flotation Experiments
2.2.2. Industrial Tests
2.2.3. Zeta Potential Measurements
2.2.4. FTIR Measurements
2.2.5. Contact Angle Measurements
3. Results and Discussion
3.1. Flotation
3.1.1. Effect of Collector
3.1.2. Effect of Mixed Collector Ratio
3.1.3. Effect of the pH Value
3.2. Industrial Tests
3.3. Zeta-Potential Measurements
3.4. FTIR Analysis
3.5. Wetting Characteristic of Pyrrhotite wih Mixed Collectors
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Composition | TFe * | Fe2O3 | SiO2 | Al2O3 | K2O | CaO | MgO | P | S | TiO2 |
---|---|---|---|---|---|---|---|---|---|---|
wt % | 65.10 | 92.35 | 3.54 | 0.35 | 0.026 | 1.68 | 0.25 | 0.049 | 1.64 | 0.10 |
Composition | Magnetite | Pyrrhotite | Pyrite | Quartz | Calcite | Dolomite | Phyllite | Barite |
---|---|---|---|---|---|---|---|---|
wt % | 86.88 | 4.32 | 0.23 | 3.56 | 2.56 | 1.22 | 0.47 | 0.75 |
Minerals | Pyrrhotite | Chalcopyrite | Limonite | Dolomite | Quartz | Mica |
---|---|---|---|---|---|---|
wt % | 98.51 | 0.32 | 0.10 | 0.35 | 0.08 | 0.40 |
Minerals | Magnetite | Quartz | Calcite | Ankerite | Phyllite | Siderite |
---|---|---|---|---|---|---|
wt % | 97.12 | 0.84 | 0.45 | 0.33 | 0.41 | 0.22 |
System | Products | Yield (wt %) | Grades (%) | Recoveries (%) | ||
---|---|---|---|---|---|---|
Fe | S | Fe | S | |||
S1 Mixed collector | Concentrates | 91.23 | 69.25 | 0.43 | 92.50 | 19.62 |
Tailings | 8.77 | 58.42 | 18.75 | 7.50 | 80.38 | |
Feed | 100.00 | 68.30 | 2.05 | 100.00 | 100.00 | |
S2 NaBX | Concentrates | 88.92 | 69.13 | 0.44 | 90.24 | 19.32 |
Tailings | 11.08 | 60.01 | 14.75 | 9.76 | 80.68 | |
Feed | 100.00 | 68.12 | 2.03 | 100.00 | 100.00 |
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Yu, J.; Ge, Y.; Cai, X. The Desulfurization of Magnetite Ore by Flotation with a Mixture of Xanthate and Dixanthogen. Minerals 2016, 6, 70. https://doi.org/10.3390/min6030070
Yu J, Ge Y, Cai X. The Desulfurization of Magnetite Ore by Flotation with a Mixture of Xanthate and Dixanthogen. Minerals. 2016; 6(3):70. https://doi.org/10.3390/min6030070
Chicago/Turabian StyleYu, Jun, Yingyong Ge, and Xinwei Cai. 2016. "The Desulfurization of Magnetite Ore by Flotation with a Mixture of Xanthate and Dixanthogen" Minerals 6, no. 3: 70. https://doi.org/10.3390/min6030070