Domestic and international copper ore beneficiation production practice in the table below.
Domestic and foreign copper ore dressing production practice list
Serial number | Factory name scale | Deposit type and mineral composition | Mineral processing | Mineral processing index /% | Remarks | ||
Raw ore grade | Concentrate grade | Recovery rate | |||||
1 | Sierrita 90000t/d | The porphyry copper deposit, quartz long porphyry and quartz diorite are the main rocks. The main copper minerals chalcopyrite, molybdenite, pyrite | The crushing adopts the conventional three-stage crushing process, copper-molybdenum mixed selection, coarse concentrate re-grinding and re-election, and then copper-molybdenum sorting. | Cu: 0.32 Mo: 0.03 | Cu: 25.00 Mo: 50.00 | Cu: 90.40 Mo: 74 to 78 | The United States, the date of production is 1970 |
2 | Morencl 60000t/d | Belongs to the skarn copper deposit | Copper-molybdenum mixed flotation, medium-mineral re-election, copper concentrate re-election for copper and molybdenum separation to obtain copper concentrate, molybdenum concentrate | Cu: 0.83 Mo: 0.015 | Cu: 22.0 Mo: 89.0 | Cu:75 Mo: 62.75 | United States |
3 | Butte 42000t/d | It is a porphyry copper mine. Copper minerals are mainly found in the veins of quartz monzonite, mainly chalcopyrite, chalcopyrite, copper blue, etc. | The second-stage crushing mine plus self-grinding grinding process. Flotation splits the mud and sand two systems. Leaching sediment flotation | Cu: 0.76 | Cu: 26.0 | Cu: 85.0 | Montana, USA, date of production is 1964 |
4 | TwinButtes 46000t/d (oxidized ore is 10000t/d) | Porphyry copper deposit. It is mainly composed of chalcopyrite, followed by copper ore and pyrite. The surrounding rocks are limestone, strontium limestone, contact metamorphic carbonate and quartz monzonite, etc. | Sulfide ore is sorted by sediment. Part of the coarse ore concentrate in the sand mine is reground and re-selected. Oxidized ore is recovered by leaching-extraction-electrode method | Cu: 0.6 Mo: 0.03 | Cu:29 Mo: 0.15 | Cu:76 Mo: 36 | Tucson, Arizona, USA, dated 1964 |
5 | Bagdad 6000t/d | Porphyry copper deposit. Mainly chalcopyrite, chalcopyrite, partial oxidized ore | The sulfide ore is floated separately and oxidized ore is leached. Precipitation flotation | Cu: 0.49 Mo: 0.025 | Cu: 28.00 MoS 2 : 90 | Cu: 82.0 Mo: 55 | Phoenix, Arizona, USA, put into production in 1977 |
6 | Weed 51000t/d | The ore is further divided into acid ore, and some hard-to-select hard ore belts. Containing chalcopyrite, pyrite, acid mine copper | The sediment is floated separately, the soluble mud is contained in the slime, and the soluble copper is floated by Hes sedimentation. | Cu: 0.5 to 0.7 | Cu: 25 to 20 | Cu: 80.0 | Butte, Montana, USA |
7 | White Horse Mine (White-horse2500t/d) | Magnetite- serpentine -chlorite-skarn, porphyrite, chalcopyrite, small amount of copper ore, copper blue | A rod mill, a ball mill, rough selection of tailings cyclone grading, sediment sorting, sand re-grinding | Cu: 1.71 | Cu: 39.95 | Cu: 89.65 | 9.6km south of Yubin, White Horse, Canada, comprehensive recovery of gold and silver |
8 | Utah 38000t/d | The ore body is a fine-grained fine-grained andesite . The main useful minerals are chalcopyrite, copper and molybdenite, and porphyrite. | One-and-a-half self-grinding, one ball milling, coarse concentrate re-grinding, copper concentrate selection, concentrated scrubbing, molybdenum flotation to obtain lead concentrate, molybdenum concentrate | Cu: 0.48 Mo: 0.017 | Cu: 23 | Cu: 84 | North End of Vancouver Island, British Columbia, Canada |
9 | Craigmont 5300t/d | The coarse-grained chalcopyrite in quartz, hematite, and magnetite aggregates contains a small amount of pyrite. | A rod mill, a ball mill, a selection, rough selection of tailings magnetically selected magnetite concentrate | Cu: 1.4 | Cu: 28.93 | Cu: 99.56 | Merrill's comprehensive recovery of iron in British Columbia, Canada |
10 | Hammet 22500t/d | The main minerals are chalcopyrite, porphyrite and chalcopyrite | Grinding uses self-grinding, ball-milling combined ABC process and a ball mill, sweeping and re-grinding, copper-molybdenum separation, molybdenum re-grinding, molybdenum refining | Cu: 0.27 Mo: 0.029 | Cu: 31.50 Mo: 55 | Cu: 90.95 Mo:78 | Production date of the end of 1980 in the Harlan Valley, British Columbia, Canada |
11 | Qiuqikamata plant (chupulcamat) design 70,000 t / d; expansion of the first phase: 96,000 t / d; expansion phase II: 13 ~ 160,000 t / d | There are three deposits, in addition to the Qiujita mine, there is the Qiuji North Mine, the South Mine is all oxidized ore, and the North Mine is an independent porphyry copper deposit. The upper part is the leaching and oxidizing deposit, the main mineral is chalcopyrite, and the most sulfide is pyrite. | Single flotation process | Cu: 2.1 Mo: 0.029 | Cu: 40 to 42 Mo: 53 to 55 | Cu: 90.0 Mo: 65.0 | In the province of Antofagasta in northern Chile; the date of production was 1952; the production of copper concentrate and refined copper was 500,000 t/d (electrolytic copper 400,000 t/d) |
12 | Puda Huida Plant (Pudauel) 16500t / d | The upper part of the ore body is oxidized ore, mainly fine-grained malachite, and the deep part is sulfide mineral, mainly composed of chalcopyrite and porphyrite, copper blue. | Acid leaching-extraction-electrowinning process | Cu: 2.14 | Cu: 99.36 | Copper oxide 90 ~ 95 copper sulfide 40 ~ 60 | In the west of Santiago, Chile; the date of production started to be stripped in 1979 |
13 | Bougainville plant 104000t/d | It is a type of porphyry copper deposit. Copper minerals are mainly chalcopyrite, malachite, ortho-copper, etc. Other gold minerals are pyrite and magnetite. | Raw ore coarse grinding 50%-0.074mm, coarse and fine grinding and re-election, and then grinding fineness 85%-0.043mm | Cu: 0.512 Mo: 0.012 Au: 0.591g/t Ag: 1.551g/t | Cu: 28 Au: 29.16g/t Ag: 73.54g/t | Cu: 86.07 Au: 75.67 Ag: 72.82 | On the island of Bouvier in the northern part of Solomon Islands, Australia. Production date: 1972 |
14 | Dexing plant 10000t/d | Porphyry copper deposit, the main minerals are chalcopyrite, pyrite, molybdenite, and gangue is quartz | Raw ore rough grinding 50%-0.074mm, copper-molybdenum mixed flotation, coarse grinding and grinding to 95%-0.0074mm | Cu: 0.55 Mo: 0.08 | Cu: 24.40 Mo: 44.56 | Cu: 86.20 Mo: 44.15 | The date of production of Jiangxi Dexing is: 1966. Now expanded to 9t/d, comprehensive recovery of gold and silver |
15 | Copper Recording Mountain Plant 4000t/d | Skarn-type copper deposit, the primary ore is magnetite, chalcopyrite, and the oxidized ore is malachite, hematite and limonite | Flotation-magnetic separation process, sulfide ore flotation method for oxidized ore | Cu: 1.79 Mo: 35.51 | Cu: 24.55 Mo: 64.60 | Cu: 93.61 Mo: 52.56 | Hubei, date of production, 1970, comprehensive recovery of iron |
16 | Silver Selection Plant (Butte) 9900t/d | Copper-bearing pyrite deposit, the main minerals are pyrite, chalcopyrite, chalcopyrite | In the stage grinding process, the lump ore is ground to 60%-65%-200 mesh, the second segment is milled to 90%-200 mesh, and the dip mine is 65%-85%-200 mesh. | Cu: 1.98 | Cu: 20.7 | Cu: 93.0 | Gansu silver was built in 1953 and put into operation in 1960. |
17 | Phoenix Mountain Plant 3000t/d | Sand bed rock type copper iron deposit, the main minerals are chalcopyrite, pyrite, magnetite | Partially preferential flotation of copper, then Cu-S mixed selection, mixing and re-grinding separation, mixed selection of tailings magnetically selected iron concentrate | Cu: 1.72 | Cu: 20.7 | Cu: 92.9 | Anhui Tongling was built in 1966 and put into operation in January 1971. |
18 | Tongshan Plant 3000t/d | 矽å¡å²©é“œ deposit, another copper-copper ore | The ore is washed by ore, the mud is floated separately, the sand mine is preferentially floated, and the tailings are selected from pyrite and magnetite. | Cu: 0.93 | Cu: 14.2 | Cu: 85.6 | Anhui Tongshan was put into operation in 1960, and comprehensive recovery of sulfur and iron |
19 | Lion Rock 2000t/d | Skarn type copper deposit | A section of coarse grinding fast flotation, the first 1-2 slots directly qualified concentrate | Cu: 0.89 | Cu: 26.20 | Cu: 95.20 | Tongling, Anhui Province, put into operation on July 1, 1966 |
20 | Shilu Copper Mine 2000t/d | Skarn type copper deposit, main mineral malachite, chalcopyrite, porphyrite, limonite and magnetite | After the ore is crushed, a period of isolation-flotation process is used, and the coal is 3.5%-4.0% and the salt is 1.8%-2.0% in the 3.6m×50m rotary kiln. | Cu: 2.79 | Cu: 26.75 | Cu: 74.5 | Guangdong put into operation in October 1970 |
twenty one | Red Mountain 1800t/d | Mesothermal a fatty deposit copper pyrite, chalcopyrite mineral is mainly pyrite, sphalerite and other | The ore is ground to 65%-0.074mm, and the mixture of copper and sulfur is mixed and floated to obtain the mixture of copper and sulfur. The mixed tail is then separated from zinc and sulfur and then separated. | Cu: 1.34 Zn: 1.3 S: 13 | Cu: 20.5 Zn: 47 S:40 | Cu: 93.2 | Liaoning started production in March 1959 |
twenty two | Muben Concentrate 5800t/d | Contact metamorphic argillaceous dolomite containing copper type, the main minerals are malachite, chalcopyrite, porphyrite | Stage grinding process, one stage grinding to 50%-200 mesh, two-stage grinding to 90%-200 mesh, sulfide flotation copper oxide ore | Cu: 0.9 | Cu: 29.0 | Cu: 91.4 | Yimen, Yunnan, put into operation in March 1960 |
twenty three | Set 1500t/d | Oxidized ore in the stratified ore deposit | Stage grinding process, finally grinding to 80%-200 mesh | Cu: 1.05 | Cu: 28.6 | Cu: 91.1 | Yunnan Yuding Copper Mine, put into operation in 1971 |
twenty four | Dayao 4500t/d | Oxidized ore in the stratified ore deposit | Stage grinding process | Cu: 1.18 | Cu: 27.3 | Cu: 84.1 | Yunnan Dayao Copper Mine, Sulfide Mine, put into operation in 1979 |
25 | In 3600t/d | Sedimentary metamorphic layered copper deposit with porphyrite/chalcopyrite/malachite | Stage grinding, centralized flotation process, final grain size of 90%-200 mesh | Cu: 0.64 | Cu: 24.5 | Cu: 86.5 | Yunnan Dongchuan oxidation rate 30% to 40%, put into operation in 1959 |
26 | æ³¥ åª 1500t/d | Sedimentary metamorphic layered copper deposit | Stage grinding process, the first stage is ground to 60%-200 mesh and then added with sodium sulfide/xanthate flotation tailings and then ground to 90%-200 mesh | Cu: 0.90 | Cu: 1.42 | Cu: 80.1 | Dongchuan, Yunnan, put into operation in May 1960 |
27 | Falling snow 6500t/d | The dolomite-like layered deposit is divided into three groups: oxidative vulcanization and mixing, and the copper oxidation rate is 35% to 40%. | Stage grinding, using sodium sulfide, xanthate flotation copper oxide ore first grinding to 50% ~ 55% -200 mesh, two-stage grinding to 85% -200 mesh | Cu: 0.82 | Cu: 25.2 | Cu: 83.3 | Dongchuan, Yunnan, put into operation in April 1969 |
28 | Tang Dan 1700t/d | Dolomite-like layered deposits, mainly malachite and chrysocolla, with an oxidation rate of 75% or more | Selecting copper oxide ore by sulphide sulphide flotation method using stage grinding process | Cu: 9.63 | Cu: 15.9 | Cu: 73.4 | Dongchuan, Yunnan, put into operation in November 1977 |
Stainless Steel Plate(8K)
Mirror Stainless Steel Sheet,Mirror Stainless Sheet,Decorative Stainless Steel Plate,Stainless Steel Embossing Plate
Zhonglian Yongsheng Special Steel Co.,Ltd , https://www.zlysssteel.com