Recycling of Malaysia's EAF steel slag waste as novel fluxing …
Electric arc furnace (EAF) slag is one of the most common by-products in the steelmaking industry. Despite various efforts of using this waste, there is yet a clear …
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(PDF) Influencing parameters on the sintering process of steel slag
This paper details the development process of ceramics made out of electric arc furnace (EAF) steel slag, to be used as a shaped homogenous thermal energy storage (TES) media in packed-bed ...
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Performance of steel slag and steel sludge in concrete
The former examined the integration of Electric Arc Furnace Steel Slag (EAFS) and Ground Granulated Blast Furnace Slag (GGBS) to explore the pozzolanic and cementitious behaviors of the combination. ... The authors gratefully acknowledge the support for this research from Quan Cheng Sdn Bhd. Malaysia, Research Management …
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Electric Arc Furnace Slag
2.4 Electric arc furnace slag. Among the steelmaking slags, EAF slag is worth mentioning, as its application as aggregate for concrete is gaining increasing attention. Euroslag, which is an international organization dealing with iron and steel slag matters, has estimated that about 25.9% of steel slags produced in Europe are EAF slags from ...
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Removal of Heavy Metals from Steel Making Waste Water by …
A set of electric arc furnace slag (EAFS) from the Southern Steel Berhad, Penang, Malaysia was crushed and grinded to 1 mm. Table 1 presents the composition of EAFS. The sample slag was cleaned using distilled water and dried in the oven with a temperature of 100°C for 4 hours.
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Steel
An electric-arc furnace. The electric- arc furnace (EAF) is a squat, cylindrical vessel made of heavy steel plates. It has a dish-shaped refractory hearth and three vertical electrodes that reach down through a dome-shaped, removable roof (see figure ). The shell diameter of a 10-, 100-, and 300-ton EAF is approximately 2.5, 6, and 9 metres.
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Recycling of Malaysia's EAF steel slag waste as novel fluxing …
A significant amount of electric arc furnace slag (EAFS) is generated as a by-product from the steelmaking industry. ... Recycling of Malaysia's electric arc furnace (EAF) slag waste into heavy-duty green ceramic tile. P. Teo A. S. Anasyida P. Basu M. S. Nurulakmal. Environmental Science, Materials Science. Waste management. 2014; 51. …
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Waste Steel Slag and their Influence on the Properties of Cement …
Electric-Arc Furnace Steel slag is a major waste product from the steel industry involving the melting of scrap to make steel in an electric arc furnace. Use of such waste materials in construction alleviates the huge environmental pollution problem which often exists in areas where they are produced and/or dumped. Currently, the material is ...
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Recycling of Malaysia's electric arc furnace (EAF) slag waste into
Therefore, in this project, an attempt was made to recycle electric arc furnace (EAF) slag waste, obtained from Malaysia's steel making industry, into ceramic tile via conventional …
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Comparing Properties of Concrete Containing Electric Arc Furnace Slag
Electric arc furnace (EAF) slag, one of the SM slags, is produced by refining the process of recycled steel scrap in the electric arc furnace. The main chemical characteristics of EAF slag are its high free calcium oxide (free-CaO) and Fe oxide content. ... Anasyida A.S., Basu P., Nurulakmal M.S. Recycling of Malaysia's electric arc furnace ...
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New EAF Slag Characterization Methodology for Strategic Metal …
The slag that was generated from electric arc furnace provided by the French steel industry was characterized by different conventional techniques. The chemical analysis performed by ICP-AES and portable XRF shows that the investigated sample of slag contains 3.5% chromium and approximately 48.5% of Fe 2 O 3.
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Characterization of EAF Steel Slag Waste: The Potential
Pao Ter Teo et al. / Procedia Chemistry 19 ( 2016 ) 842 – 846 843 1. Introduction EAF slag forms during production of molten steel from scrap metal in the electric arc furnace (EAF), whereby the
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Recycling of Malaysia's EAF steel slag waste as novel fluxing …
Electric arc furnace (EAF) slag is one of the most common by-products in the steelmaking industry. Despite various efforts of using this waste, there is yet a clear indication of EAF slag being recycled into commercial ceramic products, and most EAF slag ended up being disposed of through landfilling. Thus, a more thorough assessment is …
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(PDF) Process Improvements for Direct Reduced Iron
The majority of DRI is melted and refined in the electric arc furnace with different process conditions compared to the melting of steel scrap due to its raw material composition being rather ...
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Characterization of EAF Steel Slag Waste: The Potential
This study aims to characterize and investigate properties of electric arc furnace (EAF) steel slag waste to ensure its compatibility and suitability in ceramic tile production. Initially, the lump form of EAF slag obtained from Southern Steel Berhad, Penang (one of Malaysia's largest steel makers) was crushed into powder.
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Recycling of Malaysia's Electric Arc Furnace (EAF) Slag Waste …
Electric arc furnace slag (EAFS) is a waste material generated from iron and steel scraps converted to steel in an arc furnace by using electric current (Teo et al., 2014). ...
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Steel Slag as A Road Construction Material | Jurnal Teknologi
Potentials of Steel Slag and Copper Mine Tailings as Construction Materials: A review. 1st International Conference on the Science and Engineering materials (ICOSEM) Oluwasola, E. A., Hainin, M. R., Aziz, M. M. A. 2015. Evaluation of Asphalt Mixtures Incorporating Electric Arc Furnace Steel Slag and Copper Mine Tailings for Road …
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Effect of CaF2 on Phosphorus Refining from Molten Steel by …
2 addition on dephosphorization reaction between molten steel and electric arc furnace (EAF) slag using direct reduced iron (DRI) at 1823 K (1550 C) was investigated. Basicity, the thermodynamic parameter affecting the removal capacity of phosphorus (i.e., phosphate capacity), decreased using DRI due to an increased SiO 2 concentration in …
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Assessment of Electric Arc Furnace (EAF) Steel Slag
Since steel is mainly produced through an electric arc furnace (EAF) in Malaysia, most of the recycling options reviewed in this paper focused on EAF slag and the strengths and …
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Production and applications of electric-arc-furnace slag as solid …
Slag is generally produced in different types of furnaces working under various operating conditions and contains alumina, calcium oxide, silica and so on. Physical and chemical properties of a typical slag dictate the distinct methods of slag solidification including air cooling, steam introduction and injection of additives.
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Recycling of Malaysia's electric arc furnace (EAF) slag waste into
DOI: 10.1016/j.wasman.2014.08.015 Corpus ID: 41857209; Recycling of Malaysia's electric arc furnace (EAF) slag waste into heavy-duty green ceramic tile. @article{Teo2014RecyclingOM, title={Recycling of Malaysia's electric arc furnace (EAF) slag waste into heavy-duty green ceramic tile.}, author={Pao Ter Teo and A. S. Anasyida …
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What is a blast furnace? What is an electric arc furnace? | ITV News
The arc furnace uses a lot less energy than blast furnaces. They are much greener than the blast furnaces in Port Talbot. If of the material used is scrap metal, scientists suggests that only ...
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Utilization of Malaysia EAF slags for effective application in direct
These industries also generate solid wastes in the form of electric arc furnace (EAF) slag during operations which result in about 10-15% slag wastes per ton …
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Electric Arc Furnace Slag as Coarse Recycled Aggregate for Concrete
Electric arc furnace (EAF) slag is a by-product of steel production in electric arc furnaces. Several studies have tried to demonstrate its suitability in civil engineering application, such as in bituminous mixtures and cement-based materials, due to its good physical, chemical and mineralogical properties. Particularly the re-use as coarse …
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Finding value in scrap metal slag for environmental stabilization
Electric arc furnaces allow steel mills to produce steel from a scrap metal feedstock, rather than from iron ore and coal used in the blast furnace steelmaking method. ... EAFs use electricity and emit significantly less carbon dioxide than blast furnaces. Slag is the rock-like material by-product that forms from the lower density ...
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Heavy metal recovery from electric arc furnace steel slag by …
Two commonly used steelmaking process are basic oxygen and electric arc furnaces (EAF). BOF uses iron ore from the mining as the raw material for the process while the …
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Open Access proceedings Journal of Physics: Conference …
Phosphorus removal by electric arc furnace steel slag adsorption J W Lim1,2*, K F Lee1, Thomas S.Y. Chong 2, L C Abdullah, M A Razak2, C Tezara1 1 Department of Mechanical Engineering, Faculty of Engineering & Quantity Surveying, INTI International University, Nilai, Negeri Sembilan, Malaysia.
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Effect of CaF2 on Phosphorus Refining from Molten Steel by Electric Arc
The effect of CaF2 addition on dephosphorization reaction between molten steel and electric arc furnace (EAF) slag using direct reduced iron (DRI) at 1823 K (1550 °C) was investigated. Basicity, the thermodynamic parameter affecting the removal capacity of phosphorus (i.e., phosphate capacity), decreased using DRI due to an increased SiO2 …
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Electric Arc Furnaces (EAF) | Tenova
Overview. An electric arc furnace (EAF) is a furnace that heats material by means of an electric arc, combined with the action of chemical power provided by the use of oxygen and fuel. In electric arc furnaces, the charged material is directly exposed to an electric arc, and current from the furnace electrodes passes through the charged material.
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Recycling of Malaysia's electric arc furnace (EAF) slag waste into
Slag forms during the production of metal in various furnaces, whereby scrap metal, or metalized ore, or both are melted by an AC or DC electric arc along with lime in refractory lined vessels. Injected carbon in molten steel is removed as carbon dioxide while silicon and other remaining oxide combined with the added lime to form slag (Ducman ...
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