feasible studies on the graund granlated arc furnace slag cement

Advances In Transportation Geotechnics 2 [PDF] [4mkc072rab80]

A method for accelerating the solidification of granulated blast furnace slag Y. Kikuchi, T. Mizutani, S. Oka & K. Nakashima ... It is therefore beneficial to control the postconstruction settlement of unsaturated silty clay or silt soil ground by soil-cement pile. It should be given priority to adopt this reinforcement measure in engineering ...

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IOP Conference Series: Materials Science and Engineering, Volume 561 ...

In the present study, Granulated Blast Furnace Slag (GBFS) which is an industrial waste/by-product of steel industry is used as a stabilizer to improve the geotechnical property of the soft clay. Soft clay is replaced by granulated blast furnace slag in various percentages by weight (10%, 20%, 30%, 40% and 50%) and examined for its plasticity ...

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High Temperature Rheological Characteristics of Iron and Steel Making ...

Nov 16, 2020Crossin E (2015) The greenhouse gas implications of using ground granulated blast furnace slag as a cement substitute. Journal of Cleaner Production 95: 101-108. Sun YQ, Shen HW, Wang H, et al. (2014) Experimental investigation and modeling of cooling processes of high temperature slags. Energy 76: 761-767.

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Soft soil stabilisation using ground granulated blast furnace slag

Results indicated increase in the maximum dry density increased and decrease in the optimum moisture content with increase the GGBS content up to around 9% after that .i.e. at 12% the MDD and OMC...

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Blast Furnace Slag (BFS) | Scientific.Net

Therefore, it is concluded that the cement-granulated blast furnace slag system will show best performance at the CFB ash content between 18% and 22%. In autoclave soundness test shows the CFB ash of the high f-CaO content is easy reaction in the water, and also did not negatively affect the quality of the volume stability. ...more 623

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Future resources for eco-building materials: I. Metallurgical slag

In order to make an effectivily recycle use of iron and steel slags that are main industrial wastes generated in Chinese metallurgical industry, the current technologies for reprocessing and recycling these wastes into eco-building materials were reviewed, such as preparing cement-steel slag blended cement with steel slag after metal recovery, using the fine powder of blast furnace slag (BFS ...

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Facebook Parent Company Finds New Concrete Mixtures Using ... - ASA

Apr 29, 2022In this effort, the low-carbon concrete formulas generated by the model entailed significant replacement of cement (upwards of 70%) with a combination of two types of low-carbon substitutes, namely fly ash and slag," they said. After a process of elimination, the final mix was chosen and immediatly headed for practical testing.

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Decarbonising the iron and steel sector for a 2 °C target using ...

Jan 13, 2022In a pathway based on energy recovery and resource recycling of glassy blast furnace slag and crystalline steel slag, we show that a reduction of 28.5 ± 5.7% CO 2 emissions to the sectoral 2 °C...

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IRJET - A Review on Use of Steel Slag in Asphalt Road ... - SlideShare

May 18, 2021Technical specification of slag were developed for utilisation in the construction of embankment, sub-grade, sub-base, upper layers of road pavement. 1.1.1 Indian Roads Congress (IRC) The central Government established the Indian Road Congress. In IRC SP.121-2018 guidance for use of iron, steel and copper slag in construction of rural roads.

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Comparing Properties of Concrete Containing Electric Arc Furnace Slag ...

The initial and final setting, shrinkage, compressive and split-cylinder tensile strength of the slag concretes were measured. It was found that replacing cement with EAF oxidizing slag delayed the...

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Slag Substitution as a Cementing Material in Concrete: Mechanical ...

One of the fields where this strategy is feasible is the incorporation of the slag generated during the steel production into concrete production. ... blast furnace slag, copper slag, electric arc and fume dust have been used [2,7,8,9,10,11,12,13,14,15,16]. There are also some studies on the substitutions of cement by ground granulated blast ...

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Hydration Activity and Carbonation - ProQuest

Yan et al. [81] used 55% cement +45% steel slag (water−binder ratio 0.42) to cure at 20 °C and 65 °C for 3 days, respectively, and compared with 100% cement; it was found that high−temperature curing can obviously shorten its hydration induction period and accelerate its early reaction rate, but has little effect on the types of hydration products.

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Investigation of potential uses of electric-arc furnace dust (EAFD) in ...

This paper presents the results of an investigation for the possible uses of electric-arc furnace dust (EAFD) by-product in concrete manufacturing. The effects of EAFD on the properties of fresh and hardened concrete are investigated. The results of standard tests on fresh concrete indicate that EAFD can be used as an effective set retarder.

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Registration Dossier - ECHA - Europa

EC number: 266-004-1 | CAS number: 65996-71-6 The fused substance formed by the action of a flux upon the gangue of iron-bearing materials charged to a steelmaking furnace and upon the oxidized impurities in the steel produced. Depending upon the particular steelmaking operation, the slag is composed primarily of sulfur and oxides of aluminum, calcium, iron, magnesium, manganese, phosphorus ...

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Materials | Free Full-Text | Slag Substitution as a Cementing ... - MDPI

There are also some studies on the substitutions of cement by ground granulated blast furnace slag (GGBFS) [ 5, 17, 18, 19, 20 ], even getting up to 80% of the cement removed by this type of slag. Khatib et al. [ 21] replaced up to 80% of cement by GGBFS making different substitutions.

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Iron and Steel Slags - Economically & Environmentally Viable For Road ...

This multiple stage processing involves change in structure and shape of the slag granules. Step 1 involves the optimization of granulation parameters to achieve porosity free granules and second step changes the shape and size distribution using a vertical shaft impactor and set of screens. Fig 2 shows the slag sand developed from granulated slag.

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Sean Monkman PhD P.Eng - Dartmouth, Nova Scotia, Canada | Professional ...

At full conversion, calcium compounds can uptake about 20-50% CO2. This paper examined the possibility of full conversion and what the actual CO2 binding capacities were for six commonly used cementitious materials (Type 10 cement, Type 30 cement, fly ash, ground granulated blast furnace slag, electric arc furnace slag, and hydrated lime).

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Journals On Geopolymer Concrete With Copper Slag

As mentioned previously, when fly ash and slag geopolymer conc. View Details Send Enquiry Experimental Study of Geopolymer Binder Synthesized with. Experimental Study of Geopolymer Binder Synthesized with Copper Mine Tailings and Low-Calcium Copper Slag. Full Text HTML Sludgeement and Silty Clayement. View Details Send Enquiry

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Slag Usage - an overview | ScienceDirect Topics

Past studies have shown that SAC has a great potential to be feasible alternative to natural aggregate concrete. Slag aggregate affects fresh and hardened properties of normal and SCC. Although incorporation of slag aggregate in SCC mixture was reduced the workability, consistency test results are within the limit values given by EFNARC.

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Global Slag Knowledge Base

The Global Slag Knowledge Base is an archive of presentations and papers from the Global Slag Conference since 2007. Global Slag Conference has become the world's foremost gathering for producers and users of iron and steel slag around the world. The conference presentations cover advances in slag modification and optimisation, as well as slag ...

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Study on Utilization of Waste and Recycled Materials

research studies shows that concrete containing ground granulated slag shows reduced permeability and better durability characteristics. It is also found that concrete containing glass granulated slag is less vulnerable to alkali- silica and sulfate attack.

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Effect of ground granulated blast furnace slag on cement hydration and ...

Jan 10, 2022GGBS replacement levels were set at 15% (G1.5), 30% (G3), and 50% (G5) in order to validate the effect of GGBS on the autogenous healing ability of concrete. The replacement level of GGBS met the recommendation of GGBS/Portland cement ≤ 1.0 by mass and a k-value of 0.6 was adopted for concrete made with GGBS in accordance with BS-EN 206:2013 [41].

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Arc Furnace アークの

The feasibility of manufacturing fiber-reinforced concretes of high workability through additions of high volumes of electric arc furnace steel slag is evaluated in this paper, using sustainable binders with ground granulated blast furnace slag and ladle furnace slag as a supplementary cementitious material.

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Bibliographies: 'Alkali Activated Binder' - Grafiati

Jun 4, 2021Electric arc furnace (EAF) reducing slag is the by-product of EAF steel-making. Currently, reducing slag is considered a waste material by the industry in Taiwan. ... For the development of the matrix, the reactive components granulated slag and coal fly ash were used, which were alkali activated with a mixture of sodium hydroxide (2 - 10 mol/l ...

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Alternative materials used for road construction

Foamed blast furnace slag (FBS) is a by-product of iron slag produced in a similar way to granulated blast-furnace slag but with a controlled amount of water, applied to the molten slag to trap the steam in the mass, giving a porous, pumice-like product. This product is then crushed and screened to sizes suitable as lightweight aggregate.

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blast furnace slag: Topics by Science.gov - OSTI.GOV

Studies on the corrosion resistance of reinforced steel in concrete with ground granulated blast-furnace slag--An overview.. PubMed. Song, Ha-Won; Saraswathy, Velu. 2006-11-16. The partial replacement of clinker, the main constituent of ordinary Portland cement by pozzolanic or latent hydraulic industrial by-products such as ground granulated blast furnace slag (GGBFS), effectively lowers the ...

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Technical Guidance For Control Of Industrial Process Fugitive ...

----- This report is issued by the Environmental Protection Agency to report technical data of interest to a limited number of readers. Copies are available free of charge to Federal employees, current contractors and grantees, and nonprofit organizations - in limited quantities - from the Library Services Office (MD-35), Research Triangle Park, North Carolina 27711; or, for a fee, from the ...

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Resistencia a compresión de concreto con escoria de horno de arco ...

Electric arc furnace slag (EAFS) and recycled ground glass (RGG) are waste produced from the steel industry and from the beverage industry, respectively. EAFS has been investigated for decades as an aggregate ( Adegoloye et al., 2016 ) and its use in the concrete production has increased considerably in the last years ( Aprianti, 2016 ).

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Environmental Considerations of Selected Energy Conserving ...

These are Outokumpu flash smelting, the Noranda process, the Mitsubishi process, oxygen use in smelting, metal recovery from slags (flotation or electric furnace), and the Arbiter process. Tables ES-1 and ES-2 summarize our findings with regard to the economic, environmental and energy implications of these six options.

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A new technological approach to the granulation of slag melts of ...

Nov 3, 2021According to the European standard BS EN 15167-1: 2006 and studies [ 24, 25 ], the main criteria of granulated slag quality evaluation are the actual content of glassy amorphous phase, which must be at least 66.6% and a specific surface area 3750-4500 cm 2 /g, obtainable after milling.

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World Journal of Engineering

Design consists of radiating patch and a partial ground plane with semi-circle arc for smooth flow of current. The lower corners of patch are gradually clipped away to make the patch nearly elliptical. Further, two tilted slots at an angle α = 15° are etched at the edges of the patch to augment bandwidth for mm-wave range. These slots divert ...

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Experimental and Numerical Investigation of the Fracture Behavior of ...

This paper presents fracture response of alkali-activated slag (AAS) mortars with up to 30% (by volume) of slag being replaced by waste iron powder which contains a significant fraction of elongated particles. The elongated iron particles act as micro-reinforcement and improve the crack resistance of AAS mortars

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Analysis on Strength Properties by Replacement of Cement with Calcium ...

Ground granulated blast furnace slag was tested according to IS 12089 (1987) [ 27, 28 ]. The physical properties and chemical compositions of CCR and GGBS are shown in the same Table 1. Mix Proportion Concrete mix used in this research was designed as M-35 grade as per the guidelines specified in ASTM C989—06 [ 29] and IS 106262-2009 [ 30 ].

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Use of Steel Slag in Subgrade Applications - Academia.edu

Use of Steel Slag in Subgrade Applications. 2009. Irem Zeynep Yildirim. Download Download PDF. Full PDF Package Download Full PDF Package. This Paper. A short summary of this paper. 37 Full PDFs related to this paper. Read Paper. Download Download PDF. Download Full PDF Package.

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manufacturing process slag grinding unit

Jul 31 2018 Characterisation of LD slag of Bokaro Steel Plant and its feasibility study of its feasible utilisation in commercial manufacturing Gypsum was added to the pan mixture and the grinding process was started Secondly ... manufacturing apr we are manufacturing two products namely ground granulated blast jsw cement uses slag a by product ...

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Electric arc furnace granulated slag for sustainable concrete

Granulated blast furnace slag (GBS) is the most important steel industry by-product. The production is almost 0.23 tons of slag for each ton of cast iron and 0.1÷0.2 tons for each ton of steel [12]. According to EUROSLAG data [13], the production of granulated blast furnace slag was 23 million tons in 2012.

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lect 8 - Studylib

Portland bIast furnace cement Cements of this name consist of an intimate mixture of Portland cement and ground granulated blast furnace slag. This slag is a waste product in the manufacture of pig iron, about 300 kg of slag being produced for each ton of pig iron.

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The Research on Preparation of Binding Material and Concrete with ...

The experimental results showed that it is absolutely feasible to prepare binding material by using cement, desulphurization gypsum and superplasticizer after drying and screening of desulphurization gypsum. ... Fly ash and ground granulated blast furnace slag of high strength lightweight aggregate concrete anti permeability and anti ...

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Assessment Task 2 (Materials Design Project).pdf

View Assessment Task 2 (Materials Design Project).pdf from ENGINEERIN 48352 at University of Technology Sydney. University of Technology Sydney Assessment Task 2: Materials Design Project 48352

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Performance Enhancement of Alkali-Activated Electric Arc Furnace Slag ...

Jan 10, 2022The use of electric arc furnace slag (EAFS) as sole precursor to produce alkali-activated mortars has been experimentally investigated. EAFS, a by-product of the steel recycling industry, is a coarse material with unevenly distributed and size-extensive particles. Milling of EAFS was required to achieve a cement-like sized powder before it could be used as precursor. Different combinations of ...

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