copper slag furnace slag copper
Slag Wikipedia. Slag is drawn off the furnace just before the molten steel is poured into ladles for ingotting Ferrous and nonferrous smelting processes produce different slags The smelting of copper, lead and bauxite in nonferrous smelting, for instance, is designed to remove the iron and silica that often occurs with those ores, and separates them as
Crafting Comes Easy with Powerful iron slag copper slag
iron slag copper slag are very useful for people dealing with woodwork, metalworks, and any other types of activities that involve shaping up and polishing things. These iron slag copper slag are powerful enough to evenly smoothen the surface irregularities and transform them into polished, shaped items.
copper slag copper slag Suppliers and Manufacturers at
A wide variety of copper slag options are available to you, such as blasting media. There are 303 suppliers who sells copper slag on Alibaba.com, mainly located in Asia. The top countries of suppliers are India, China, and India, from which the percentage of copper slag supply is
ISASMELT TM SLAG CHEMISTRY AND COPPER LOSSES
Each furnace is rotated by a hydraulic drive linked to the furnace by a chain. By rotat-ing the furnace one way or the other, the operator can either pour the slag into the hauler pot or pour matte into a pot in the aisle. The maximum rate of slag skimming is control-led to minimize the copper content of the slag.
China Copper Slag Copper Slag Manufacturers Suppliers
China Copper Slag manufacturers - Select 2021 high quality Copper Slag products in best price from certified Chinese Copper Tube manufacturers, Steel Copper suppliers, wholesalers and factory on Made-in-China.com
Recovery of Copper from the Slag of Khatoonabad Flash
Jun 05, 2013 Copper loss in the slag of Khatoonabad flash smelting furnace is estimated to be about 13 . At present, the electric slag cleaning furnace is used for the recovery of copper from slag. However, due to low recovery efficiency of electric furnace along with high consumption of electrical energy and water, selection of a method to enable minimum energy consumption and maximum
Minimization of Copper Losses in Copper Smelting Slag
The authors further consider that under exceptionally well-controlled conditions, a copper content in electric furnace discard slag between 0.55 wt. and 0.7 wt. can be obtained, by minimizing ...
Minimization of Copper Losses in Copper Smelting Slag
Sep 21, 2012 During the last few decades, the pyrometallurgical processes used for cleaning copper smelting slags have been steadily optimized. The electric furnace or rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in discard slag typically in the range of 0.55 wt. and 1.3 wt., with most plants reporting copper losses in the discard slag in the range of ...
Copper Slag Loose Copper Slag Manufacturer from
Description Copper slag is a by-product produced during smelting of copper, which is then processed into abrasive products. Typically it is composed of Ferro silicate material and oxides formed when the molten slag is quenched in cold water.
advantages of copper slag in concrete
Copper slag is a by-product obtained during smelting and refining of copper. Copper slag also has a high strength-to-weight ratio, making it an effective option in concrete, or as a fill material under the roadway. In concrete preparation, the copper slag is approved to be used to the extent of 35 to 50, depending upon the nature of the work.
CN203513767U Doublefurnace doubleside blowing slag
The utility model discloses a double-furnace double-side blowing slag forming and top blowing copper making continuous converting furnace. The double-furnace double-side blowing slag forming and top blowing copper making continuous converting furnace respectively performs blowing processes in a slag forming period and a copper making period in a PS Pierce-Smith converter sequentially, and ...
RECOVERY OF COPPER FROM COPPER SLAG AND
Recovery of copper from copper slag and copper slag flotation tailings 75by oxidative leaching Table 1. Chemical compositions of the copper smelter slag and the slag flotation tailings Constituent Content wt. Copper Slag Slag Flotation Tailings Cu total 0.97 0.59 Cu oxides 0.15 0.06 Cu sulphides 0.82 0.53 SiO 2 33.75 34.62 Al 2 O
What Is Copper Smelting with pictures
Feb 23, 2021 Concentrated material from this step is then dried and fed into a high temperature smelting furnace. As the concentrate is heated, different materials in it separate into layers. A layer of melted material containing copper, known as the matte layer, sinks to the bottom. Waste solids, called slag, float to the top.
Copper Slag Manufacturer Copper Slag Powder Supplier
The Industrial Copper Slag given by us to our clients is essentially a residual substance secured from the processing of smelting ore. We offer our clients impeccable quality Copper Slag Powder which is 100 processed and widely used for blasting and removing wastes from metals.
Preliminary Study on Geopolymer Concrete using Copper Slag
Apr 07, 2018 Abstract Geopolymer concrete GPC is becoming a sustainable concrete when comparing to ordinary Portland cement OPC concrete. This investigation is mainly focused on the preliminary study on fly ash FA and ground granulated blast furnace slag GGBS based GPC using copper slag CS and vermiculite VM as fine aggregate replacement at different levels 0, 20
Archaeologists Unearth 6 500YearOld CopperSmelting
Oct 06, 2020 Copper slag from Horvat Beter, Beer Sheva, southern Israel. ... The surprising finds include a small workshop for smelting copper with shards of a furnace
equipment for recovering copper from furnace slags
US4110107A Process for reducing molten furnace slags by . A process is provided for recovering metals from metalcontaining slags such as ironcopper slags from copper smelting furnaces and ironnickel slags produced in smelting nickelbearing ores the molten slag is fed to an electricarc furnace wherein a molten metal bath is formed a carbon injection unit, including an injector tube which is ...
Recovery of Copper from Reverberatory Copper Slag
possible option. The copper slag contains a high content of silica and iron. The solution final pH is the most important factor affecting the removal of iron and silica from the leach solution and the overall metal recovery. Fe removal from the leaching of copper slag is done by the formation of a metal hydroxide.
Improving Copper Recovery from Production Slags by
1.3 Characterisation of the slag The slag type used in copper industry is normally a fayalitic based slag 2. After processing the slag in the submerged arc furnace the slag still contains valuable metals. A typical slag composition including the main metal contents is given in Table 1.
Copper Smelting Slag Cleaning in an Electric Furnace by
Oct 16, 2020 In view of the non-renewable reductant resources and carbon neutralization in the process of copper slag cleaning in an electric furnace, this study proposed to use waste cooking oil as reductant to replace fossil energy. Combined with the phase equilibrium theory and experimental results, the harm of excessive magnetite in the copper smelting slag to the cleaning process was clarified.
Recovery of Copper from Slow Cooled Ausmelt Furnace Slag
Ausmelt furnace slag contains about 0.9 Cu mass . With increasing the amount of Ausmelt furnace slag, the recovery of copper from it will produce an enormous economic yield. The recovery of copper by floatation from slow cooled Ausmelt furnace slag was studied in this paper. The phases and composition of the slow cooled slag were analyzed.
Recovery of copper cobalt and zinc from copper smelter
Dec 01, 2002 Recycling copper converter slag back to the flash furnace has been practised in some plants and it leads to an increase in the matte grade Antonioni et al., 1981. In some plants, flash smelting furnace slag 1.62 Cu and converter slag 57 Cu are cleaned in an electric arc furnace, where coke is used as reductant and copper content ...
123 Primary Copper Smelting
Slag produced by flash furnace operations contains significantly higher amounts of copper than reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag as copper oxide is converted to copper sulfide.
Ancient slag offers insight into the uneven pace of
Less copper mixed with the slag suggests more-efficient smelting, so by tracking changes in the slag, Ben-Yosef and his colleagues could track the progress of a technology that powered the ancient ...
copper slag furnaces
reverberatory or electric furnaces. Flash furnace slag is treated in a slag cleaning furnace with coke or iron sulfide. Because copper has a higher affinity for sulfur than oxygen, the copper in the slag as copper oxide is converted to copper sulfide. The copper sulfide is removed and the remaining slag is discarded. Get price
Precious Metal Distributions Between Copper Matte and Slag
The experiments were carried out in silica crucibles under flowing CO-CO2-SO2-Ar gas atmosphere. The concentrations of precious metals in matte and slag were analyzed by Electron Probe X-ray Microanalysis and Laser Ablation-High-Resolution Inductively Coupled
Enhancing the flotation recovery of copper minerals in
Jan 01, 2020 The slags produced from the NCS furnaces TSL furnace, copper converter, reverberatory furnace contain copper ranging between 0.8 to 5 ww. Due to this high content of copper, the slags are milled and floated to recover the copper. The main drawback in the current process is that the final flotation tailings grades are in excess of 0.9 Cu.
Recovery of cobalt nickel and copper from slags using
Nickel-copper furnace and converter slag -200 kVA. During 1995, a campaign was undertaken on the 200 kVA furnace with the intention of combining furnace slag with the converter slag previously treated. When treating furnace slag containing 0.22 Co on its own, the maximum cobalt recovery that could be obtained was 66, with a cobalt value of 0 ...