production of slag used as aggregates


  • Study on Recycling of Steel Slags Used as Coarse and Fine Aggregates in Induction Healing Asphalt Concretes …

     · Fine aggregates density (g/cm3) 2.88 2.6 T0328-2005 Coarse aggregates density (g/cm3) 2.95 2.5 T0304-2005 In this research, Steel slag was used as both an aggregate and conductive material, and steel fibers were used for induction heating units. Steel slags

  • Experimental Study of Steel Slag Used as Aggregate in …

     · Steel slag is a by-product of the steel industry and can be used potentially as aggregate in asphalt mixture. This study evaluates the use of Steel Slag Aggregates (SSA) as substitute for natural aggregates in the production of hot mix asphalt (HMA) for road construction. Based on intensive laboratory testing program, the characteristic ...

  • production of slag used as aggregates

    Aggregates for Concrete as per American Standards - . The aggregates used in the production of concrete are inert granular materials such as gravel, crushed stone, sand, slag, recycled concrete, and geosynthetic aggregates. The aggregates may be natural ...

  • production of slag used as aggregates

    Production of carbonate aggregates using steel slag 2017-3-1 · 1. Introduction. Concrete is the world''s most used man-made material, with global production conservatively estimated at 3.8 billion cubic meters (∼10 billion tons) per year is generally a composite ...

  • Microtexture Performance of EAF Slags Used as Aggregate in …

    production; these slags can be re-used and recycled in many industrial applications such as the production of asphalt mixes. ... between pavement friction and aggregates micro-texture. The EAF slag used in this study is obtained through intense oxygen ...

  • PRODUCTION, CHARACTERISTICS AND USE OF FERROCHROMIUM …

    Production, Characteristics and Use of Ferrochromium Slags 173 2.1 Ferrochrome slag The temperature of the slag in tapping is 1700 C and that of the ferrochrome 1600 C. The smelting point of the slag has to be higher than the metal smelting point, because

  • Slag Aggregate

    1.5.1.6 Slag. Slag aggregates are obtained by crushing of smelter slag or by special treatment of fire-liquid slag melt (molten slag aggregates). Currently there are many types of concrete that are developed and used in construction that include metallurgical slags both as a binding component and as fillers.

  • Use of waste ferrochromium slag as aggregate in concrete …

     · In the second series, concretes were produced with the same water/cement ratios and Portland cement but the ferrochromium slag was used as aggregates. In the last series, the ferrochromium slag as aggregates and alkali-activated blast furnace slag as the binder were the ingredient materials of the concretes.

  • Basics of slag production

     · Slag, as the term will be used here, is any siliceous melt that arises in significant quantity from the various processes used in the production of iron and steel, and more particularly the solid materials that forms when such melts cool. Slag from the production of ferrochrome is also included here; this material is produced in substantial ...

  • Use of Steel Slag as Coarse Aggregate for the Production of …

    aggregates that are used in the concrete industry. Three types of aggregates have been used: steel slag, construction and demolition wastes and conventional limestone aggregates. These aggregates have been previously characterized by means of 2

  • production of slag used as aggregates

    Slag is used all over the world in road, production of aggregates is carried out in accordance with, LD slag has a series of advantages over natural rock in .... The use and advantages of slag It is also successfully used as an aggregate for concrete Slag use is subject to, production of aggregates is carried out in, Advantages of LD slag in ....

  • Usage of steel slag in concrete as fine and/or coarse aggregate

    Keywords: Steel Slag, Limestone, Concrete, Aggregate Two common methods are used in steel production as basic oxygen furnace and electric arc furnace1. Electric arc furnace is used more than 40% of global steel production in the world because scrap.

  • URNACE LAG AS A UILDING ATERIAL EVIEW Use and Properties of Blast Furnace Slag …

    of slag used in construction, i.e. slag aggregates, ground granulated blast furnace slag (GGBFS) and slag mixed with clinker in cement production. Many different properties were examined during the literature review, all segregated into separate categories based

  • Utilisation of steel slag as an aggregate in concrete | …

     · This paper aims to investigate the possibility of utilizing steel slags produced in Croatian plants as a concrete aggregate. Aggregate properties were determined on coarse slag fractions (4–8, 8–16 mm) according to the relevant European Standards. Considering the obtained results, slags were specified in accordance with the classes as given in the main European standard for aggregates ...

  • Utilization of Steel Slag in Concrete as Coarse Aggregate

    Different types of slag aggregates are shown in Figure 1. At the laboratory, large sized slag aggregates were broken into smaller sizes manually. The slag aggregate was tested for grading, unit weight, abrasion, specific gravity and absorption capacity and.

  • Aggregates

    Slag Aggregate - an overview | ScienceDirect Topics

  • Production and characterization of concrete paving blocks containing ferronickel slag as a substitute for aggregates

    Production and characterization of concrete paving blocks containing electric arc furnace slag as a substitute for aggregates N. Dimitrioglou, P.E. Tsakiridis, N.S. Katsiotis, M.S. Katsiotis, P. Perdikis, M. Beazi 3rd International Conference onSustainable Solid

  • 1. PRODUCT NAME STEEL SLAG BASE AND SUBBASE AGGREGATES

    Basic Use: Aggregates are used for base and subbase road construction. In addition to applications requiring graded aggregates, pit run steel slag is extensively used for subbase construction in some areas, especially where weak subgrade conditions exist. Limitations: Uses in ...

  • Slag aggregates

    In agriculture, slag aggregates (Ag-Slag) have been used as an agricultural material since the 1920''s in all types of crop production and landscaping. The materials are used to maximise yields of cultivated crops and pasture, improve soil texture and …

  • APPLICATION OF STEEL SLAG AS AN EFFECTIVE CONSTRUCTION MATERIAL IN PAVEMENTS …

    steel slag is mainly used as road aggregates; however the problems related to its volumetric instability ... The production amount of BF slag is approximately 300 kg per ton of pig iron, and that of steelmaking slag is 100–150 kg per ton of molten steel. Overall ...

  • Utilization of Industrial Waste Slag as Aggregate in Concrete …

    The schematic production details of Slag are shown in Figure 1. 2. Research Significance in Indian Context ... slag as aggregates provides great opportunity to utilize this waste material as an alternative to normally available aggregates. The total steel production ...

  • Aggregates

     · Aggregate is a granular material, such as sand, gravel, crushed stone, crushed hydraulic-cement concrete, or iron blast-furnace slag, used with a hydraulic cementing medium to produce either concrete or mortar. Types of aggregates include Coarse aggregate and fine aggregate.

  • Mechanical Properties of Concrete Using Steel Slag Aggregate

    Steel slag was used as an aggregate replacement in conventional concrete mixes. Steel slag which ... charge comprises about 20 percent by mass of iron production. As the aggregates can significantly control the properties of concrete, the properties of., et al ...

  • Production Of Slag Used As Aggregates

    Production Of Slag Used As Aggregates Production and Processing An EAF produces steel by the melting of recycled steel scrap using heat generated by an arc created by a large electric current The slag is formed through the addition of lime which is added to ...

  • Experimental Study of Steel Slag Used as Aggregate in Asphalt …

    Abstract: Steel slag is a by-product of the steel industry and can be used potentially as aggregate in asphalt mixture. This study evaluates the use of Steel Slag Aggregates (SSA) as substitute for natural aggregates in the production of hot mix asphalt (HMA) for

  • Properties and Uses of Ironmaking slag – IspatGuru

     · Nearly 90 % of the expanded slag is used in concrete, where it provides better thermal insulation and fire resistance properties than obtainable with comparable concretes made with other aggregates. Other uses include cement manufacture, drainage facilities and use as a lightweight fill material specified under particularly adverse soil conditions.

  • Steel Slag as a Substitute for Fine Aggregate in High Strength Concrete …

    On the contrary the aggregates used forthe concrete are facing the greater demand. Utilization ofindustrial soil waste or secondary materials has beenencouraged in the construction field for the production ofcement and concretes. There are very less ...

  • Study of the Properties of Concrete Containing Copper Slag as a …

    Abstract - Copper slag is one of the materials which is considered as waste materials in the production of copper, which can be used as partial replacement of fine aggregates in concrete. This paper presents the results of an experimental study on

  • Aggregates

     · Aggregates – general information. The use of slag aggregates from iron and steel production in construction dates back to the Romans who used crushed slag from the crude iron production of that time to build their roads. Nowadays, slag is still used to build roads. However, slag use is not limited to roads anymore, but slag aggregates are widely ...

  • USE OF EAF SLAGS AS ASPHALT AGGREGATE

    Nowadays, steel production increases day by day in all over the world. The amount of world steel production was 1.49 Gt in 20111. Because of steel production, it is estimated that 5 Mt of slag occurs every year in Turkey2. Aggregate is the main material used in

  • Technical Report UDC 669 . 162 . 275 . 2 : 666 . 972 . 12 Production and Use of Blast Furnace Slag …

    Slag forms when iron ore is melted and reduced into molten pig iron in blast furnaces. The amount of slag generation is roughly 300 kg per ton of pig iron produced, and the annual production of blast furnace slag (BF slag) in Japan exceeds 24 million t (all units1)

  • Steel Slag Aggregate Quality Protocol

    BOS slag fine aggregates are used as an activator in slag bound mixtures () for road construction and for towpaths as surfacing material. BOS slag is used in the construction of canal and river towpaths. The relevant standard for production of this material is ...

  • Technical Note TN 009

    tecHNIcAL Note - No. 09 3 Steel slag aggregates typically have a high polished stone value (58 to 63 PSV) which can be used where a high friction surface of sprayed seal or asphalt is required. Pavement Construction SFS aggregate can be used as a

  • USE OF EAF SLAGS AS ASPHALT AGGREGATE

    As a result of the increase in the production of iron-steel, slags and valorisation of slag have become more important. EAF slags are used as landfilling materials, aggregates in asphalt and concrete as well as fertilisers in agricultural applications. It is shown that the aggregates that are used in highways have similar physical and chemical properties to the iron-steel slags. The purpose of this study is to investigate the use of EAF slags as asphalt aggregates, finding the appropriate rate of slag …

  • USE OF FERROCHROME SLAG AS AGGREGATE IN CONCRETE

    ferrochrome slag is found to be 2.72 and that of air cooled slag is 2.84. (C.R. Panda, K.K.Mishra, B. Nayak, 2014) 2.4 Water Absorption Water absorption of ferrochrome slag aggregates as per IS 2386(III), 1997 is found to be 1.15% and 0.42% for water 3.

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