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ConclusionsPresent study indicates that steel slag may be an effective adsorbent for phosphate removal from secondary effluents as well as solution after magnetic separation. The steel slag showed good performance for phosphorus removal. The maximum adsorption capacity of steel slag was 5.3 mg P/g.
After ‘hot stew steel slag-dry magnetic separation’ the slag divided from the steel, the product with high grade application for steelmaking requirement. At same time, avid of low grade slag with phosphorus, sulfur hazardous element concentration, slag …
Oct 22, 2018· Magnetic separators can be found in most mineral processing operations, especially those processing non-metallic minerals and magnetic ores. This article investigates the use of high intensity magnetic separators and magnetic separation equipment in the minerals sector with a focus on processing dry materials (in the -15mm, +45 micron size range).
Steel Slag Magnetic Separation Line. Production Capacity: 10-280TPH Configuration: Jaw crusher, ball mill, classifier, magnetic separator, concentrator and dryer. Application: Wet and dry type magnetic separation for materials smaller than 3mm such as magnetite, pyrrhotite, roasted ore and titanic iron ore.
Oct 31, 2014· Separation of Steel Slag From Landfill Waste for the Purpose of Decontamination Using a Superconducting Magnetic Separation System Abstract: Superconducting magnetic separation has been applied on a soil remediation. Huge amount of steel slag has been dumped into a landfill site and mixed with covering soil.
Alanyali et al. studied the separation of \10 mm steelmaking slag fines by a dry magnetic drum separator with a constant drum speed of 36 rpm, surface magnetic field strength of 1650 gauss, drum
magnetic separation of lead and zinc slag material . The first stage in the recycling of metal is its separation from other materials. sufficiently high fields to allow for the recovery of even weakly magnetic stainless steels. zinc, and copper alloys, as well as stainless steel and lead destined for . is recycled annually during recovery of ferrous scrap and iron and steel slag.get price
Oct 31, 2014· Abstract: Superconducting magnetic separation has been applied on a soil remediation. Huge amount of steel slag has been dumped into a landfill site and mixed with covering soil. The soil-steel slag mixture is hazardous material and needs to be treated because steel slag has heavy metals, which can be leached out.
Magnetic reseparation of the steel slag can improve the efficiency of intergrinding steel slag and OPC clinker by about 50% compared with intergrinding OPC clinker and nonmagnetically reseparated steel slag. The grindability of mixtures of steel slag and OPC clinker depends on the relative content and initial pregrind size of the steel slag.
Feb 01, 2017· To improve the efficiency of iron recovery from steel slag and reduce the wear-and-tear on facilities, a new method was proposed by adding a secondary screen sizer to the magnetic separation process according to grain size distribution of magnetic iron (M-Fe) in the slag. The final recycling efficiency was evaluated by calculating the percentage of recycled M-Fe to the maximum …
Sep 28, 2019· Despite being a waste product, steel slag still contains a large amount of metal iron. To recover more magnetic irons from steel slag, many Chinese enterprises began to separate iron from steel slag through wet milling and magnetic separation. The separation creates huge piles of steel slag …
The iron/steel slag processing flow is schematically shown in Fig. 2. Steelmaking slag is subjected to the following four process-es: ① solidify and cooling of the hot molten slag, ② crushing and magnetic separation treatment of the slag to recover the metal iron, ③ crushing and classification of the slag for grain size adjustment
of residual slag after magnetic separation. Table 1shows average compositions of slag, concentrations of a phospho-rus enriched phase (P phase) and a matrix phase (M phase), and ratios of the two phases, as used in a previous paper.7) The magnetic separation method is one in which the P phase and M phase shown in Table 1 are separated into an
The technology of Hot Stew Steel slag – dry magnetic separation which will make the steel slag separation processing mechanized, reduce cost, to get grate benefit. After ‘hot stew steel slag-dry magnetic separation’ the slag divided from the steel, the product with high grade application for steelmaking requirement.
magnetic separation. Figure 3 showcases the multiple times magnetic separation process takes place to increase the metal iron recovery ratio. Figure 3 Schematic flow of crushing, magnetic separation and classification 3.3 Crushing and Classification To commercialize the slag it is processed to the grain size specified by the customer. Depending on
Fragmentizer Magnetic Drum Magnets are available for the automatic continuous separation and upgrading of ferrous from non-ferrous metals in scrap processing, steel bearing slag, foundry metal recovery, municipal waste and many other extreme heavy-duty applications.
Steel slag with magnetic separation was used to remove phosphate from aqueous solutions. The influence of adsorbent dose, pH, and temperature on phosphate removal was investigated in …
Subsequently, the effects of slag grain size and the drum-blade gap are investigated in the separation efficiency of magnetic grains. It is found that collection of magnetic grains is improved by decreasing the grain size of slags and moreover, the collection of magnetic grains fraction is increased with an increase in the gap between the
Steel slag with magnetic separation was used to remove phosphate from aqueous solutions. The influence of adsorbent dose, pH, and temperature on phosphate removal was investigated in a series of batch experiments.
This slag was grinded in iron mortar to 3 classes of particle size: 32mm, 53mm, and coarse (10–300mm), to be used in a magnetic separation experiment. 2.3. Magnetic Separation Experiment A schematic diagram of the apparatus used in the mag-netic separation experiment is shown in Fig. 3. 0.14g crashed slag was added in a Pyrex cell (f16.5mm
Steel slag is a solid waste from steel production. It can be categorized as The slag with the size of -10 mm is not exposed to magnetic separation and conveyed into the sinter blend. Various studies related to utilizing the BOF slag through sinter making
Steel Slag Magnetic Separator (ctb1018) - Buy Steel Slag Steel Slag Magnetic Separator is suitable for wet magnetic separation of materials such as magnetite, calcined ore, etc. and it can remove the iron in the coal, non-metal and construction industries.
Steel slag processing and separation process: uniform feeding, coarse crushing, medium crushing, fine grinding (or coarse grinding), multi-stage screening and magnetic separation. Partially back to sintering, the other part can be used for building materials or subsequent comprehensive processing applications.
May 23, 2019· Lu YJ, Ye C (2012) The beneficiation process design and production practice of steel slag magnetic separation in kunming Iron & Steel. Yunnan Metallurgy 41(2):41–44 Google Scholar. 37. Wang DY, Li Y, Liu J (2011) A new design of Fe and P simultaneous recovery from steel slag.
The invention relates to a steel-slag processing method, including the procedures of separation, magnetic separation, fine crushing, magnetic separation, ball-mill washing, etc. The slag and steel are separated by fine processing of waste steel slag, the iron content in the waste slag is lowered, the waste steel is smelted again and recovered for use.
Application of magnetic separation to steelmaking slags for . Jan 01, 2006 · The magnetic separation method is used for separating metallic iron and iron minerals from steel slag. Commonly used magnetic machines are the crossbelt magnetic separator, drum magnetic separator and magnetic …
Magnetic separation of slag fraction more than 5 mm is carried out in magnetic field at intensity of 110-250 kA/m at linear velocity of material being separated in magnetic field of 0.5-1.2 m/s and slag fraction lesser than 5 mm is subjected to pneumatic classification according to class minus 0.2-0.3 mm before magnetic separation and dedusted
Steel Slag - Material Description is produced during the separation of the molten steel from impurities in steel-making furnaces. The slag occurs as a molten liquid melt and is a complex solution of silicates and oxides that solidifies upon cooling. aging, and quality-control requirements, crushing, screening and magnetic separation are
dry magnetic roller magnetic separator for steel slag. Advantages , this patented product is a kind of upgrading equipment based on conventional magnetic roller or conventional dry separator when it is working, the magnetic minerals will take rapid magnetic reversal and magnetic agitation, which will significantly reduce the number of nonmagnetic weak magnetic minerals in the magnetic minerals
Apr 12, 2013· Reclamation of steel scrap – Steelmaking slag contains around 10 % steel scrap, which can be reclaimed through crushing, sorting, magnetic separation and screening process and can be recycled. Utilization in the sintering process – Steelmaking slag with CaO content normally above 50 % can be used as flux in the sintering process, partially
Also known is a method of processing mixtures of metallurgical waste, selected as a prototype, including crushing waste steel slag into pieces the size of 70-150 mm, removing a large scrap - ferrous metals using the first stage of magnetic separation, sieving class of 20 mm and magnetic separation of the fine fraction using magnetic separators
Magnetic Separation Copper Slag. 2018-10-10steel slag iron separation process mainly has the following types 1 disc splash water isc method in a steel slag workshop, set elevated splash slag plate, use the crane to splash liquid steel slag inside slag ladle into the slag platehe slag layer is generally 30-120mm thick, then sprayed with proper
processing characteristic. Steel slag, selected from a factory, was crushed, ground sieved and into different particle size ranges for the single-factor magnetic separation experiments. It was determined that the optimum value ranges for the particle size, magnetic separation distance and rotating frequency were 0.15 mm-0.3 mm, 10 mm-