basic oxygen furnace slag concrete

Properties of hydraulic paste of basic oxygen furnace slag ...

Properties of hydraulic paste of basic oxygen furnace slag The operating principle of the basic oxygen furnace is to blow oxygen in order to oxidize carbon and then reduce its content in pig iron. During this operation, lime is introduced to fix undesirable elements in slag and protect refractory lining.

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Chemical, Mineralogical, and Morphological Properties of ...

Abstract. Steel slag is a byproduct of the steelmaking and steel refining processes. This paper provides an overview of the different types of steel slag that are generated from basic-oxygen-furnace (BOF) steelmaking, electric-arc-furnace (EAF) steelmaking, and ladle-furnace steel refining processes.

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Characterization and activation of Basic Oxygen Furnace slag

Read "Characterization and activation of Basic Oxygen Furnace slag, Cement and Concrete Composites" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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Reducing environmental impacts: The use of basic oxygen ...

The basic oxygen furnace (BOF) slag, important slag generated during the processing of the pig iron into steel, is considered a solid waste, non-hazardous and subject to recycling. It presents phases with cementitious properties such as Ca 3 SiO 5 (C 3 S), Ca 2 SiO 4 (C 2 S), Ca 4 Al 2 Fe 2 O 10 (C 4 AF) and Ca 2 Fe 2 O 5 (C 2 F).

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Evaluation of the Cooling and Pavement Performance of ...

Abstract: The basic oxygen furnace slag (BOF) was wide used in road construction, but there was a lack of characteristics in different asphalt mixtures. This study investigates the properties of

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Utilization of Basic Oxygen Furnace (BOF) slag in the ...

Basic Oxygen Furnace (BOF) slag is a major waste product generated during the steelmaking process. In India and in most industrial countries, the use of BOF slag as a road ballast and land filler ...

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Utilization of Basic Oxygen Furnace (BOF) slag in the ...

Basic Oxygen Furnace (BOF) slag is a major waste product generated during the steelmaking process. In India and in most industrial countries, the use of BOF slag as a …

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International Concrete Abstracts Portal

Little basic oxygen slag is used as a portland cement concrete aggregate because of its unsoundness in concrete. However, soundness of basic oxygen furnace slag in concrete appears to largely depend upon the mineralogical and chemical compositions of the slag.

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International Journal of Research in Engineering and ...

in utilization of basic oxygen furnace steel slag in Concrete. 2. Materials and Methods 2.1 Steel slag It is obtained from Factor Steels Ltd. 46, A&B MIDC industrial Estate, hingna Road Nagpur. Extraction of ‘iron’ from ores is a complex process requiring a number …

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Steel Furnace Slag | National Slag Association

Slag is poured from the furnace in a molten state. After cooling from its molten state, steel slag is processed to remove all free metallics and sized into products. Basic Oxygen Furnace (BOF) : Oxygen is blown into the furnace vessel through a water-cooled oxygen lance oxidizing carbon and the other unwanted elements in the molten iron.

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Modification of Basic Oxygen Furnace Slag for Cement ...

This work deals with the modification of one basic oxygen furnace (BOF) slag with the objective of making it an appropriate additive in blended cement formulations. Two different modified slags were produced in a pilot-scale metallurgical reactor by mixing additives into 300 kg of remelted BOF slag.

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cement steelmaking slag india - globalconsultancy.in

crushing of slag to use it in cement - … cement steelmaking slag india - crushergoogle.com. Portland Blast Furnace Slag Cement ... Contact: Click here. ... Basic Oxygen Furnace (BOF) slag is a major waste product generated during the steelmaking process. In India and in most industrial countries, the use of BOF slag as a ...

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By Cheryl Solomon - USGS

By Cheryl Solomon Iron and steel slags are byproducts of the electric furnace mini-mill operations throughout gradation would preserve 50,000 to 100,000 ... Slags furnace slag products were used in concrete from the Illinois Department of Transportation's ... rock slag and 125,000 tons of basic oxygen furnace slag. The plants' isolation from ...

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BROADER USE OF STEEL SLAG AGGREGATES IN CONCRETE …

STEEL SLAG AGGREGATES IN CONCRETE JIGAR P. PATEL Bachelor of Science in Civil Engineering Maharaja Sayajirao University of Baroda, India ... in the Basic Oxygen Furnace (BOF). Steel slag can be used in the construction industry as aggregates in concrete by …

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basic oxygen furnace slag concrete - spirosurvey.co.za

Utilization of Basic Oxygen Furnace , slag in the production of a hydraulic cement binder , Basic Oxygen Furnace (BOF) slag is a major waste product generated . Chat Effect of steel slag and Portland cement in the rate ,

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Basic Oxygen Furnace (BOF) - HarbisonWalker International

HarbisonWalker International is a predominant supplier of basic oxygen furnace (BOF) refractories in the United States, where the BOF is the primary device used to produce high-quality integrated steel.

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Phoenix Services, Inc. - Phoenix Slag Services

Steel Slag Base and Subbase Aggregates. Steel slag is the by-product of steel making. It is produced in one of three furnace types: Open-Hearth, Basic Oxygen or Electric Arc Furnace.

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Flexural Strength of Concrete by Partial Replacement of ...

The slump increases with the increase in the percentage of Basic oxygen furnace slag in the concrete and reaches a maxi-mum of 72 mm at 35% replacement of sand with basic oxygen furnace slag [7-9], when compared with control mix of concrete (Table 10 and Figures 8 …

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In-situ Temperature Effects in Basic Oxygen Furnace Slag ...

Basic oxygen furnace (BOF) slag is a by-product of steel plants and is different from conventional natural aggregates. Studies have shown that BOF slag asphalt concrete is able to store heat. However, no quantitative research results have been presented.

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82 IRON AND STEEL SLAG - USGS

Basic oxygen furnace steel slags have become less available recently because of the closure of several integrated iron and steel complexes, thus, the long-term supply of steel slag …

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Steel Slag - Material Description - User Guidelines for ...

In the basic oxygen process, hot liquid blast furnace metal, scrap, and fluxes, which consist of lime (CaO) and dolomitic lime (CaO.MgO or "dolime"), are charged to a converter (furnace). A lance is lowered into the converter and high-pressure oxygen is injected.

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Common Uses for Slag | National Slag Association

Basic Oxygen Furnace Steel Slag (BOF or Steel Furnace Slag) This slag Is formed when molten Iron, scrap metals and various fluxes, such as lime, are oxidized by injecting large amounts of pure oxygen into the molten iron mix to create molten steel and molten slag.

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Volume 7, Issue 4, October 2017 Use of Steel Slag in ...

blast furnace slag in concrete mixes, few researches have been performed regarding the utilization of steel slag in concrete.[1] ... V. PRODUCTION OF STEEL SLAG A. BASIC OXYGEN PROCESS In the Basic Oxygen Furnace (BOF), the hot liquid metal from the blast furnace…

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Concrete Produced by Steel-Making Slag (Basic Oxygen ...

A steel-making slag (basic oxygen furnace) obtained from the Kardemir Steelworks was modified to be used as a clinker additive in the cement industry. This study confirmed that the compressive strength values of concretes produced by addition

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Feasibility Study of Dephosphorization of Slag Generated ...

Abstract Basic oxygen furnace slag (BOF slag) is an unavoidable by-product of steelmaking process of basic oxygen furnace. The main chemical constituents of BOF slag are CaO, FeO, Al

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Comparative Strength Analysis of Concrete by Partial ...

study the effect Basic oxygen furnace slag on concrete properties are as under: Collection of raw materials. Sieve Analysis of Fine aggregate, coarse aggregate, Basic oxygen furnace slag is done. Prepare the concrete mix samples like cube, beam, (3-from each mix , at every percentage level ) ...

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In-situ Temperature Effects in Basic Oxygen Furnace Slag ...

Basic oxygen furnace (BOF) slag is a by-product of steel plants and is different from conventional natural aggregates. Studies have shown that BOF slag asphalt concrete is able to store heat.

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Applicability of Basic Oxygen Furnace Slag as a Concrete ...

Little basic oxygen slag is used as a portland cement concrete aggregate because of its unsoundness in concrete. However, soundness of basic oxygen furnace slag in concrete appears to largely depend upon the mineralogical and chemical compositions of the slag. Several experiments concerning workability, compressive strength and dimensional ...

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Concrete with Steel Furnace Slag and Fractionated ...

Concrete with Steel Furnace Slag and Fractionated Reclaimed Asphalt Pavement 5. Report Date September, 2014 6. Performing Organization Code 8. ... EAF, basic oxygen furnace slag, BOF, expansion, autoclave, free lime, free CaO, ethylene glycol test, concrete durability, concrete fracture 18.

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slag | MID RIVER MINERALS

Basic Oxygen Furnace Steel Slag (BOF or Steel Furnace Slag) This slag Is formed when molten Iron, scrap metals and various fluxes, such as lime, are oxidized by injecting large amounts of pure oxygen into the molten iron mix to create molten steel and molten slag.

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Concrete Produced by Steel‐Making Slag (Basic Oxygen ...

A steel-making slag (basic oxygen furnace) obtained from the Kardemir Steelworks was modified to be used as a clinker additive in the cement industry.

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Chemical characteristics of iron and steel slag : NIPPON ...

pH Due to the effects of the limestone it contains, the pH of iron and steel slag increases to 10 – 12 when it reacts with water, indicating alkalinity that is the same or lower than that of recycled concrete base course material and cement-stabilized soil.

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A COMPARATIVE STUDY ON EFFECT OF BASIC OXYGEN …

The substitution of cement concrete with basic oxygen furnace slag (BOFS) and then followed by iron cutting waste (ICW), produces a significant increase in compressive strength in both the cases i.e., by adding basic oxygen furnace slag & iron cutting waste.

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Fly ash and Blast Furnace Slag for Cement Manufacturing

GBFS is slag from the iron production in Basic Oxygen Furnaces. When this slag is actively cooled and ground, GBFS is produced, which can be utilised as a cement or concrete addition.

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New Applications of Iron and Steelmaking Slag Contributing ...

Iron and steelmaking slag are byproducts of the iron-making and steelmaking processes. To date, these types ... basic oxygen furnace (BOF), electric furnace, and so on. The respective amounts of these two types are 24.35 ... which correspond to the portland blast-furnace slag cement in concrete are ground granulated blast furnace slag (GGBFS ...

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Phoenix Services, Inc. - Phoenix Slag Services

Steel Furnace Slag Steel Furnace Slag is produced in a (BOF) Basic Oxygen Furnace or an (EAF) Electric Arc Furnace. Hot iron (BOF) and/or scrap metal …

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