Domestic and foreign manganese ore washing, selected indicators Table 1 below:
Table 1 Domestic manganese ore washing and selection indicators
sequence number | Factory name | scale Ten thousand t/d | Deposit type and mineral composition | Introduction to the process of washing and selecting | product name | Washing and selecting indicators, % | Remarks | ||||
α | β | ε | γ | Improve the manganese grade after washing and washing | |||||||
1 | Guinan Manganese Mine | Manganese cap type manganese oxide ore. Manganese minerals include hard manganese ore, pyrolusite, and meta-manganese ore. The gangue mineral is siliceous and muddy | One-stage machine washing | Raw ore | 31.55 | ||||||
Net lump ore (+5mm) | 38.82 | 72.75 | 59.13 | 7.27 | |||||||
Net powder mine (-5mm) | 36.93 | 12.02 | 10.27 | 5.38 | |||||||
2 | Mugui manganese mine | Manganese cap type soft manganese ore. Manganese minerals are metakaic acid ore and a small amount of hard manganese ore and pyrolusite. Gangue minerals mainly have calcite | Sieve washing, spiral classifier washing | Raw ore | 19.17 | 1978 process test indicators | |||||
Net block mine (30 ~ 10mm) | 31.07 | 47.0 | 29.00 | 11.90 | |||||||
Net powder mine (10～0.15mm) | 25.98 | 25.61 | 18.90 | 6.81 | |||||||
3 | Daxin manganese ore | Manganese oxide ore. Manganese minerals include pyrolusite and hard manganese ore meta-manganese ore. The gangue minerals are quartz , kaolinite, and hydromica. | Two-stage spiral classifier washing | Raw ore | 26.17 | 1985 industrial plant test indicators | |||||
Net block mine (+7mm) | 30.55 | 43.40 | 37.18 | 4.38 | |||||||
Net powder mine (-7mm) | 32.92 | 41.96 | 33.36 | 6.75 | |||||||
4 | Xiangtan Manganese Mine | Manganese carbonate ore. Manganese minerals are mainly rhodochrosite and calcium rhodochrosite. The gangue minerals are mainly carbonaceous clay , followed by quartz, chalcedony, kaolinite, etc. | Sieve washing, spiral classifier washing | Raw ore | 21.9 | ||||||
Net block mine (+13mm) | 22.28 | 63.25 | 62.44 | 0.38 | |||||||
Net powder mine (-0.5mm) | 22.98 | 33.10 | 31.54 | 1.08 | |||||||
Manganese oxide ore. Manganese minerals are mainly pyrolusite, hard manganese ore and meta-manganese ore. The gangue minerals are quartz, clay, etc. | Re-election (jigging, shaker) | Raw ore | 32.1 | ||||||||
Concentrate | 41.02 | 75.20 | 58.85 | 8.92 | |||||||
5 | Bayi Manganese Mine | The net powder ore after the accumulation of manganese oxide is mainly composed of hard manganese ore and soft manganese ore. The gangue is clay and quartz | Electromagnetic induction roller strong magnetic machine | Raw ore | 24.12 | The CS-1 type strong magnetic separator is used for sorting. 1984 production indicators | |||||
Concentrate | 28.47 | 91.96 | 77.91 | 4.35 | |||||||
6 | Jingxi Manganese Mine | 3.5 | Manganese oxide ore. Metallic minerals manganese ore, manganese hard-based, the other has brown iron ore, hematite, goethite. The gangue minerals are quartz, kaolinite, hydromica, etc. | Re-election, strong magnetic selection, re-election | Raw ore | 38.31 | 1985 production indicators | ||||
Concentrate: secondary discharge manganese | 45.92 | 66.34 | 55.35 | 7.61 | |||||||
Tertiary discharge manganese | 37.51 | 14.67 | 14.98 | -0.80 | |||||||
Metallurgical manganese | 26.01 | 9.98 | 14.67 | -12.30 | |||||||
Concentrate total | 41.01 | 90.99 | 85.00 | 2.70 | |||||||
7 | Zunyi manganese mine | Manganese oxide ore | Re-election (jigging, shaker) | Raw ore | 28.29 | Industrial test results for No. 2 ore sample in 1986. Pharmacy consumption (in terms of raw ore) kg/t No. 2 oil 0.222 Ding Huang Yao 0.623 Sodium sulfonate 2.294 Water glass 0.998 Total 4.127 | |||||
Manganese concentrate | 34.80 | 48.09 | 39.10 | 13.82 | |||||||
Middle mine | 25.5 | 44.09 | 48.91 | 6.32 | |||||||
Manganese carbonate ore. Manganese minerals are mainly rhodochrosite and calcium rhodochrosite, followed by manganese calcite. The gangue minerals are quartz, chalcedony, carbon 44.36, clay, etc. | Weak magnetic separation, strong magnetic separation, flotation | Raw ore | 19.27 | 9.14 | |||||||
Grade I manganese concentrate | 33.09 | 32.47 | 18.91 | ||||||||
Grade III manganese concentrate | 25.59 | 41.59 | 31.32 | ||||||||
Total manganese concentrate | 28.41 | 74.06 | 50.23 | ||||||||
Sulfur concentrate contains S27.2% | 5.41 | ||||||||||
Tailings | 10.10 | 23.25 | 44.36 | ||||||||
8 | Taojiang Manganese Mine | Manganese carbonate ore. Manganese calcite is the main, followed by manganese dolomite and calcium rhodochrosite. The gangue mineral is mainly quartz | Induction roller strong magnetic separator | Raw ore | 17.67 | Average index from June 1980 to June 1982 | |||||
Manganese concentrate | 20.66 | 86.87 | 74.30 | 2.99 | |||||||
9 | Songtao manganese ore | Tailings after re-election of manganese oxide ore | ShP-700 type strong magnetic machine rough selection | Song 2 Mine | 25.23 | 38.24 | 57.69 | 38.06 | 13.01 | Production and commissioning indicators for August 1986 | |
Song 5 Mine | 30.59 | 41.68 | 47.43 | 34.81 | 11.09 | ||||||
Carbon manganese ore crushed ore | The equipment is the same as above, a rough sweep | Song 6 Mine | 25.64 | 30.91 | 68.69 | 56.98 | 5.27 | ||||
10 | Liancheng Manganese Mine | Weathered leaching type manganese oxide depleted ore | Washing-jigging-strong magnetic separation | Raw ore | 20.6 | 1986 production and debugging indicators | |||||
Manganese concentrate | 41.53 | 82.03 | 40.69 | 20.08 | |||||||
The foreign manganese ore washing and selection indicators are shown in Table 2:
Table 2 Foreign manganese ore washing and selection indicators
sequence number | Country, factory name | scale Ten thousand t/d | Ore type | Washing and selection method | Washing and selecting indicators, % | ||||
α (Mn) | β (Mn) | ε | γ | Improve taste (Mn) | |||||
1 | [South Africa] Ge Pani manganese ore dressing plant | 4.5 | manganese dioxide | Washing, spiral dressing | MnO 2 20.0 | MnO 2 40.0 | 50.0 | MnO 2 20.0 | |
2 | [Brazil] Serrado Navio Concentrator | Manganese oxide ore | Washing, heavy medium and spiral washing | 43.3 | 45.4 | 79.0 | 75.35 | 2.10 | |
3 | [Su] Nikopol mining area Bogdanlov concentrator | 240 | Manganese oxide ore | Washing, jigging, strong magnetic, flotation | 30.82 | 42.28 | 75.21 | 54.82 | 11.46 |
4 | [Su] Chatura Mine distinguishes Lockheed Concentrator | 28 | Manganese oxide ore | Washing and jigging | 29.70 | 35.30 | 72.90 | 61.33 | 4.60 |
5 | [Su] Nikopol mining area Pokorov concentrator | 600 | Manganese carbonate ore | Washing, strong magnetic, flotation | 17.49 | 28.60 | 86.95 | 53.17 | 11.11 |
6 | [Su] Chatura Mine Dalkovic Concentrator | Manganese carbonate ore | Washing, heavy medium, jigging | 21.00 | 26.00 | 74.40 | 60.09 | 5.00 | |
7 | [è‹]大托克马克 mining concentrator | 250 | Manganese carbonate ore | Self-grinding, strong magnetic, high gradient magnetic separation | 17.48 | 30.97 | 82.33 | 46.47 | 13.49 |
8 | [Day] Inamashi Stone Concentrator | 4 | Manganese carbonate ore | Strong magnetic separation | 23.00 | 28.30 | 95.00 | 77.21 | 5.30 |
9 | [Day] Dajiang Manganese Mine Concentrator | 10 | Manganese carbonate ore | Flotation | 7.16 | 29.00 | 67.50 | 16.67 | 21.84 |
10 | [æ—¥]Shangguo Manganese Ore Dressing Plant | 6 | Manganese carbonate ore | Heavy medium, flotation, strong magnetic separation | 19.26 | 27.80 | 72.48 | 50.22 | 8.54 |
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