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Recent research progress on recycling metallurgical waste slag …

The green, efficient, and pollution-free recycling of metallurgical waste slag has garnered global attention. This study reviews the latest technologies for the recycling of steel slag (SS) and ladle refining slag (LFS), as well as the recent advancements in impurity element recovery using an applied electric field.

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Electric Arc Furnace Steelmaking and Slag Formation, …

These additional slag materials are related to the furnace and ladle slags but can also contain materials not usually found in either the furnace or ladle slag. There is an opportunity for interaction with other materials used in the steelmaking enterprise as material is often dropped into the area below the furnace for disposal ...

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Use of steel slag as sustainable construction materials: A review …

Recent research showed that carbonation transformed the steel slag into a high-valued material that could be used in construction materials [12,13]. Steel slag is abundant in highly CO 2 -reactive ...

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An Overview on Utilization of Steel Slag as Road Construction Materials

The reviewed literature led to the conclusion that steel slag has numerous advantages for use as a road-building material. Its physical and chemical properties have been determined to be beneficial in this regard, with tests such as L.A. abrasion, crushing value, and soundness showing its superiority to natural aggregates.

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The potential use of waste glass powder in slag based …

This paper mainly focused on the potential use of waste glass powder in a slag-based geopolymer concrete. Waste glass powder is used as a source material and slag replacement in geopolymer ...

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The potential utilization of slag generated from iron

Iron- and steelmaking slag management can be fulfilled by processing or converting slag to the materials which can be used in construction or environmental treatments, or recovering value products. ... G. C. (2016). …

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Effectiveness of industrial waste materials used as ingredients in …

Ground Granulated Blast-Furnace Slag (GGBS) is a powdered slag generated as a waste slag material in the production of steel in iron industry. Slag is formed at the bottom of furnace during the melting process of iron or carbonation (roasting) process of steel. The slag is then cooled (quenched) and powdered into fine particles to form GGBS ...

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Use of blast furnace slag in cementitious materials for pavements

A Systematic Literature Review, approaching the use of blast furnace slag in cementitious materials used in paving was performed, in which the physical-chemical properties and mechanical resistance were discussed. ... High calcium fly ash geopolymer stabilized lateritic soil and granulated blast furnace slag blends as a pavement base material ...

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Slag: From By-product to Valuable Construction Material

Reprocessed slag can replace other more costly ingredients used to make building materials. Recycling slag minimizes waste and disposal …

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Mineralogy of Metallurgical Slags

The term "slag" is used for different materials which result from solidification of a melt.Sometimes it refers to pyroclastic rocks [], sometimes to ashes, e.g. from waste incineration, which have undergone sintering due to partial melting [], but mostly for pyrometallurgical residues which result from the reaction of slag-forming agents with gangue or impurities in the metal in …

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Use of Steel Slag as an Alternative to Aggregate and Filler in …

In both cases, the use of steel slag has favored an increase of stiffness in the mixtures. Keywords: recycled materials, steel slag, waste, construction and demolition waste. 1. Introduction. The growing demand for raw materials has focused attention in the field of civil engineering toward the use of constructive modalities with alternative ...

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What Is Slag And Can It Be Used For Anything

Slag floats on the surface of the molten metal, protecting it from oxidation by the atmosphere and keeping it clean. Slag forms a coarse aggregate used in certain concretes; it …

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Utilization of steel slag waste as construction material: …

The utilization of industrial waste as a partial replacement for raw materials in the construction sector saves precious landfill space and reduces the need for the mining of conventional raw ...

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Use industrial waste products in concrete and use in construction

ed slag is an important type of light – weight aggregate. Blast furnace slag is found as a by product of pig, iron production. This slag gets a granulated slag if cooled with too much water. If the slag is cooled with limited water, the vapor dissolves and the porous honeycombed material is found to resemble a pumice stone.

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Waste slags as sustainable construction materials: a …

Slags can be used in a variety of building materials, including paver blocks, concrete, bricks, and mortar. Cupola furnaces remove impurities from molten metal, creating …

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The best uses for slag

Slag is used extensively as a fertilizer on farms and gardens in steel-producing areas, but it's also highly valued worldwide as a fertilizer for rice and sugarcane production.

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The Science Behind Slag And Structural Integrity

The use of slag as an additive in concrete has revolutionized modern construction by offering a stronger, more durable, and eco-friendly alternative to traditional cement mixes. ... Types of Supplementary Cementitious Material …

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Slag: From By-product to Valuable Construction Material

The goals of slag recycling efforts are both environmental and economic. Reprocessed slag can replace other more costly ingredients used to make building materials. Recycling slag minimizes waste and disposal costs, reduces energy use, extends furnace life, and lowers the amount of additives needed to make slag.

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Slag-What is it Good for? | U.S. Geological Survey

However, slag could be used to treat acid soils or acid mine drainage. Doing so would both offset the cost of restoring abandoned mine areas, as well as decrease steel manufacturers' current waste footprint.

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Recycling of iron and steel slag for carbon reduction and low

[14, 15] At present, the steel slag in the field of carbon reduction and carbon fixation in the field of resource recycling is mainly the use of slag waste heat front-end online reconstruction to prepare glass-ceramics, steel slag cement, ceramic products and the use of steel slag to prepare adsorption materials. In this chapter, the progress ...

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Steel Slag

Steel slag is another commonly used recycled material in road construction. Steel slag is a solid waste generated in the process of steel making and is mainly composed of oxides of calcium, iron, silicon, magnesium, and some other elements.

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The Use of Steel Slags in Asphalt Pavements: A State-of-the-Art …

Steel slag is a by-product obtained through the separation of molten steel from impurities in steel-making furnaces. It can be produced by different types of furnaces (blast, basic oxygen, electric arc, ladle furnaces). The reuse of metallurgical slags in road pavements can pursue aims of recycling and environmental sustainability. Based on the extensive literature, …

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Aggregate from waste steel slag: quality protocol

You must only use the slag waste from steel-making method: basic oxygen steelmaking (BOS) ... FPC is a record of all your policies and methods for managing the waste material - from steel slag ...

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Formulation of blast-furnace slag for use in hydraulically bound

The utilized slag material is composed of approximately 40 % CaO, 35 % SiO 2, 12 % Al 2 O 3, 8 % MgO and other minor components, as determined through X-ray fluorescence analysis. Due to the high influence of the liquid viscosity on the suitability of atomization and the powder quality, the liquid slag viscosity has been calculated for the ...

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Health Risk Considerations for the Use of …

Steelmaking is the process of producing steel from iron ore or steel scrap. In 2022, approximately 75 percent of the steel produced in the United States was from the electric arc furnace (EAF) process, in which an electric …

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Alernative materials- Steel Slag Concrete

Osman Gencel, Omer Karadag, Osman Hulusi Oren, Turhan Bilir (2021) Steel slag and its applications in cement and concrete technology: A review, Construction and Building Materials [Online] Accessible at: Steel slag and its applications in cement and concrete technology: A review – ScienceDirect [Accessed date: 2023/02/02] Subathra Devi, B.K. Gnanavel (2014) …

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Adverse Effects of Using Metallurgical Slags as Supplementary

Steel slag, copper slag, lead-zinc slag, and electric furnace ferronickel slag are the most common metallurgical slags that could be used as supplementary cementitious materials (SCMs) and aggregates. However, they have some adverse effects that could significantly limit their applications when used in cement-based materials.

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Utilizing different types of biomass materials to modify steel slag …

This study utilized discarded steel slag (SS) as raw material and prepared modified steel slag materials (SS-SBC, SS-NBC, SS-BHA) through modification with biomass materials such as straw biochar (SBC), nutshell biochar (NBC), and biochemical humic acid (BHA). These materials were then applied for the removal of Pb from both solution and soil. The physical and …

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Sustainable use of industrial-waste as partial replacement of fine

Steel slag is the waste product of steel and iron creating process. Electric arc furnace steel slag has low or no pozzolanic activities and not suitable to be utilised in blended cement manufacture (Qasrawi et al., 2009).Devi and Gnanavel (2014) concluded that, the concrete with partial substitution of fine aggregate by steel slag shows preferred …

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The use of Saudi slag for the production of glass-ceramic materials

More than 12 million m 3 (1982) of slag-glass ceramic is produced and exploited and economic efficiency of its introduction into industry in place of conventional materials has exceeded one million USD. Also approximately 18 million m 3 of slag per year are produced by the iron and steel industry in the United States. In Saudi Arabia approximately 350 thousand m …

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