Magnetic Separation Ferrochrome Slag

Valuable Recovery Technology and Resource …

Given that ferrochrome is extremely magnetic and residual chromite in high-carbon ferrochrome slag is moderately magnetic, ferrochrome particles and residual chromite in the slag can be recovered by using a …

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Recovery of metal from slag/mixed metal generated in …

The results of the initial test work identified magnetic separation and jigging as potential methods for recovering this metal from crushed slag. ... The grade could be improved …

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Up-Concentration of Chromium in Stainless Steel Slag and …

minerals Article Up-Concentration of Chromium in Stainless Steel Slag and Ferrochromium Slags by Magnetic and Gravity Separation Frantisek Kukurugya *, Peter Nielsen and Liesbeth …

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PROSPECTS FOR THE EXTRACTION OF CHROMIUM …

the features of slag, and economic and environmental feasibility. 3. Slag separation Screening with subsequent magnetic separation of metal elements is suitable for RFC slags; alloy pellets …

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Efficient immobilization and utilization of chromite ore …

Besides, the COPR-HT after magnetic separation contained 11.52 wt% Cr 2 O 3 and 53.44 wt% Fe 2 O 3, which can be used as the raw material for steel industry. The …

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Magnetic Separation

Magnetic separation is a physical separation process that relies on the different magnetic properties of components in a mixture. By applying a magnetic field, magnetic particles are …

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Mineralogical characterisation and separation studies on …

The glass-ceramics of CaO-MgO-Al2O3-SiO2-Cr2O3 system was prepared by melting method using blast furnace slag, low-carbon ferrochrome alloy slag and quartz sand …

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(PDF) Up-Concentration of Chromium in Stainless Steel Slag …

In case of SS slag and low carbon (LC) FeCr slag a wet high intensity magnetic separation can up-concentrate Cr in the SS slag (fraction <150 µm) from 2.3 wt.% to almost 9 …

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Magnetic Separation To Make Granulated Slag Less …

An optimized magnetic separation process at 1000 gauss magnetic intensity can recover ~87% of the metallic from the slag with more than 90% metal purity. The wide size …

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Separation of Metals from a Slag Using a Multi-cell Jig

Separation of Metals from a Slag Using a Multi-cell Jig David C. Yang1, Ricus van Reenan2, and Vimal Bhimsan3 1Mineral Technologies International, Inc., ... plant column was tested at a …

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Design of a ferrochrome – slag mechanical separator …

The ferrochrome separation from the lumpy slag happens in a special process, which is based on a gravity and magnetic separation [4]. 2.2 Methods of separation 2.2.1 Gravity separation

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Evaluation of cement-treated ferrochrome slag and …

ferrochrome slag occupies the available land and contains toxic metals that can cause leaching. Residual chromium in ferrochrome slag is liable for leaching and results in environmental …

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Characterization of ferrochrome slag as a controlled low …

This manuscript aims to utilize industrial wastes, i.e., ferrochrome slag (FS), ground granulated blast furnace slag, and fly ash to prepare alkali activated cementless …

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A Review of Direct Reduction–Magnetic Separation Process …

The effectiveness of thermal treatment and magnetic separation as an upgrading strategy for obtaining ferronickel from nickel laterite with varying composition and experimental …

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Mineralogical characterisation and separation studies …

was treated by magnetic separation, gravity separation, magnetic-gravity combined separation, and ... Huge amount of ferrochrome slag has been produced from submerged electric arc …

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The recovery of ferrochrome from slag at Zimasco☆

The results of this initial testwork identified magnetic separation and jigging as potential methods for recovering this metal from crushed slag. The metal was crushed to …

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Efficient immobilization and utilization of chromite ore …

Besides, the total contents of Cr (Cr 2 O 3 wt%) and Fe (Fe 2 O 3 wt%) increased from 10.14% and 44.58% (the raw COPR) to 11.52% and 53.44% (the COPR-HT after …

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Up-Concentration of Chromium in Stainless Steel …

In the case of high carbon (HC) FeCr slag, a Cr up-concentration by a factor of more than three (from 9 wt.% to 28 wt.%) can be achieved on the as received slag, after a single dry low intensity magnetic separation step, …

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Characterization and Processing of Low-Grade Middle Group …

The magnetic separation tests further demonstrated that chromite within the MG2 layer is sensitive to magnetic separation due to its high iron content. The adapted flowsheet is …

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Characterization, kinetics and thermodynamic evaluation of …

When using ferrochrome slag (FCS) as the magnesium source, 47.9%, 47.4%, and 46.9% losses in mass were observed for heating rates of 5°C/min; 10°C/min and 15°C/min …

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(PDF) Recovery of ferrochrome values from flue dust …

In this paper, a research is carried out to recover copper and iron from copper smelting slag by flotation and magnetic separation. The influence of grinding fineness and …

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PRODUCTION, CHARACTERISTICS AND USE OF …

The ferroalloy separation from the lumpy slag happens in a special process, which is based on a gravity and magnetic separation. The first stage of slag processing is crushing and sc reening …

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AnEvaluation ofProcess Alternatives for the Reclamation

The following separation techniques were evaluated: jigging, magnetic separation, flotation, tabling, spiralling, and dense-medium separation. The prerequisite for the study was to recover …

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ferrochrome slag processing using dry magnetic separator

magnetic separation copper slag - psolution.co.za. Dry Magnetic Separation Recovery Iron from Steel, Dry Magnetic Separation Recovery Iron from Steel Slag Powder Wei Chen1,a, Zhichun …

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PRODUCTION, CHARACTERISTICS AND USE OF …

magnetic separation. The first stage of slag processing is crushing and sc reening the feed material to fractions of 0-4 and 4-22 mm. Coarser fractio ns are handled by a heavy media …

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Mineralogical characterisation and separation studies on the …

In this study, the beneficiation performance of chrome from the high carbon ferrochrome slag (HCFS) was evaluated. The mineralogical characteristics of HCFS was investigated first, and …

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Ferrochrome

High Carbon Ferrochrome Technology. Johan Basson, Jorma Daavittila, in Handbook of Ferroalloys, 2013. 9.1.1 High Carbon Ferrochrome and Its Production Base. High carbon …

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Wet High Intensity Magnetic Separation

WHIM is the short acronym for Wet High Intensity Magnetic Separation. At present, most U.S. iron raw materials are produced from magnetic taconites, which are 911 Metallurgist …

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Modeling of a Milling and a Spiraling Circuit to Recover

High carbon ferrochrome (HCFeCr) alloy is the main source of chromium in steel making processes. During the production of high carbon ferrochrome alloy, in ferrochrome smelters, a …

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Processing of Low-Grade Chromite Ore for Ferroalloy

Magnetic separation utilizes the magnetic susceptibility of mineral grains to separate magnetic from non-magnetics. As chromite is paramagnetic and quartz/clay is non …

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Magnetic separation and extraction chrome from high …

High carbon ferrochrome slag (HCFS) is a byproduct from the production of ferrochrome, and there is no effective method to deal with it. In this paper, aiming at …

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Magnetic separation and extraction chrome from high carbon ferrochrome slag

Abstract High carbon ferrochrome slag (HCFS) is a byproduct from the production of ferrochrome, and there is no effective method to deal with it. In this paper, aiming at …

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Up-Concentration of Chromium in Stainless Steel Slag …

2.2.3. Magnetic Separation Several magnetic separation techniques were employed in order to up-concentrate Cr-rich phases present in SS and FeCr slags. Based on preliminary …

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Design of a ferrochrome – slag mechanical separator …

In order to recover metal, slag has been crushed and subjected to wet magnetic and gravimetric methods [1]. Ferrochrome production is done by a direct carbothermic reduction of chromite …

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Mineralogical characterisation and separation studies on …

Abstract: In this study, the beneficiation performance of chrome from the high carbon ferrochrome slag (HCFS) was evaluated. The mineralogical characteristics of HCFS was investigated first, …

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Use of Ferrochrome Slags in the South African Context

separation by magnetic means as the allow is magnetic [CITATION Vus16 l 7177 ]. Alloy recovery from ferrochrome slag to improve the reduction of the ore for ferrochrome …

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AnEvaluation ofProcess Alternatives for the Reclamation

Samples from the slag dumps at both Ferrometals and Tubatse were treated on a pilot-scaleplant using a wet magnetic-separationtechnique. The slag was crushed, and alloy was recovered in …

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