Preparation and hydration process of copper slag …
1. Introduction. As the cumulative amount of industrial solid wastes (ISWs) containing aluminosilicate components exceeds billions of tons [1], ISWs have been …
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Effects of ultra-fine ground granulated blast-furnace slag …
As part of our effort to preserve the environment, the incorporation of ground granulated blast-furnace slag (GGBFS) or fully replaced by alkali-activated slag (AAS) as an alternative binder to OPC. This concrete is environmental-friendly and also eases concerns in energy usage, raw material, and manufacturing cost for the traditional …
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Mechanical properties of reactive powder concrete containing high
Ground granulated blast furnace slag (GGBFS) has been used for many years as a supplementary cementitious material in concrete technology. The slag is a by-product material obtained from the manufacture of pig iron in the blast furnace and is formed by the combination of earthy constituents of iron ore with limestone flux.
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Properties of slag based geopolymer reactive powder concrete
The used ground granulated blast furnace slag (GGBFS) was grounded to the micro-size. Silica fume used in the experimental program, was in compliance with ASTM C 1240 [42]. Its particle size reaches 0.1 µm. The chemical and the physical properties of the utilized binders are shown in Table 1 and Table 2 respectively.
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US20080022903A1
Accordingly, the present invention provides an improved process for the production of Portland slag cement using granulated blast furnace slag, which comprises: (viii) forming of cement clinker by known process, (ix) ball-milling of cement clinker for a period ranging between 30-60 minutes in dry condition, (x) reducing size of granulated blast …
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Hydration and microstructure evolution of a novel low …
Hydration and microstructure evolution of a novel low-carbon concrete containing recycled clay brick powder and ground granulated blast furnace slag. Author links open overlay panel Gaofeng Chen a b, Shujun Li a b ... The preparation process of powder samples for TG was the same as that for XRD. The measurement was …
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Features of Processes for Preparation and …
Steel slag micronized powder, granulated blast furnace slag, and cement were used as cementitious materials to prepare a ed lightweight soil for roadbed filling to reduce the settlement and additional …
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The effect of basicity of modified ground granulated blast furnace slag
The ground granulated blast furnace slag modified by basic oxides is better than that of acidic oxides, in which 9 wt% MgO modified blast furnace slag has more than 70% denitration performance. The quaternary, ternary and binary alkalinity of 9 wt% MgO modified GGBS were 0.901, 1.262 and 1.089 respectively, and showing that the …
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Blast Furnace Slag Cement: Components, Uses and the …
Manufacture Process of Blast Furnace Slag Cement. Ground granulated blast furnace slag (GGBFS) is a byproduct generated during the extraction of iron from its ore through the blast furnace process. The slag obtained from the iron ore is separated and gradually cooled. The result is a nonreactive crystalline material.
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Compressive strength and hydration process of ground granulated blast
Ground granulated blast furnace slag (GGBS) as one of the most widely used by-products has been used in building construction for recent two decades [15], [16], [17]. GGBS can partly replace cement and use as supplementary cementitious materials, which not only reduces the CO 2 emissions, but also improves the durability of system …
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Multiobjective optimization of the production process for …
The production process of ground granulated blast furnace slag (GGBS) aims to produce products of the best grade and the highest yields. However, grade and yields are two competing objectives which can not be optimized at the same time by one single solution. Meanwhile, the production process is a multivariable strong coupling …
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Hydration superposition effect and mechanism of steel slag …
Granulated blast furnace slag (GBFS) is a glassy calcium-aluminum silicate coproduct with latent hydration activity produced during the blast furnace …
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Compressive strength and hydration process of wet-grinded granulated …
2.1.2. Preparation of wet-grinded granulated blast-furnace slag (WGGBS) In order to hinder self-hydration of GGBS in the process of wet grinding [53], a commercially available polycarboxylate superplasticizer (PCE, 40% of solid content) [56, 57] was added.The fineness of WGGBS was controlled by the grinding time.
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Ground Granulated Blast Furnace Slag | SpringerLink
Abstract. Ground granulated blast furnace slag (GGBS) is a by-product from the blast-furnaces used to make iron. Blast-furnaces are fed with controlled …
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Preparation and hydration process of copper slag-granulated blast …
Replacement of cement by solid wastes is an effective method to utilize secondary resources and reduce CO 2 emissions. In this study, copper slag (CS) and granulated blast furnace slag (GBFS) were used to replace cement to address the low activity of CS, which limits its large-scale utilization. The dissolution characteristics, …
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Slag Cement Production Line | Blast Furnace Slag Cement …
Slag Cement Manufacturing Process. Slag cement is also called blast furnace cement, ... 20%-70% granulated blast furnace slag, and appropriate gypsum. AGICO CEMENT helps you get full knowledge of blast furnace slag cement and provides a one stop solution for your cement plant. ... The addition of slag powder can reduce the content of …
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MSDS: Slag Material Safety Data Sheet
MSDS: Slag Page 3 of 6 Revised: 03/01/14 Section 4: FIRST AID MEASURES Eye Contact: Rinse eyes thoroughly with water for at least 15 minutes, including under lids, to remove all particles. Seek medical attention for abrasions. Skin Contact: Wash with cool water and a pH neutral soap or a mild skin detergent. Seek medical
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A Comprehensive Review on the Ground Granulated Blast …
Ramani, P.V.; Chinnaraj, P.K. Geopolymer Concrete with Ground Granulated Blast Furnace Slag and Black Rice Husk Ash. Građevinar 2015, 67, 741–748. [Google Scholar] Makhdoom, O.; Makhdoom, I. Effect of Components Fineness of …
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Strengthening mechanism of granulated blast-furnace slag …
The granulated blast-furnace slag sample originated from the Baotou Iron & Steel (Group) Co., Ltd, China. ... Grinding kinetics of amorphous powder obtained by sol–gel process. Powder Technol., 197 (2010), pp. 165-169. View PDF View article View in Scopus Google Scholar. Muller and Stark, 1996.
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Development of high-performance self compacting
The mineral admixtures used were eggshell powder (ESP) and ground granulated blast furnace slag (GGBFS). Eggshell waste was gotten from a Cafeteria in Covenant University, Ogun State. The waste had to be sun-dried for 24 h. The eggshell waste was ground into a fine powder and sieved through 150 µm sieve to allow for …
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Utilization of ground granulated blast-furnace slag powder …
Utilization of ground granulated blast-furnace slag powder in brick industry: A new generation building material ... the manufacturing process for fly ash bricks generates less pollution compared to traditional clay brick manufacturing. This is because fly ash bricks do not require burning, a process that generates significant amounts of ...
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Ground Granulated Blast Furnace Slag
Calculations Relating to Concrete and Masonry. Sidney M. Levy, in Construction Calculations Manual, 2012 5.4.5 Ground Granulated Blast-Furnace Slag. Although portland blast-furnace slag cement, which is made by intergrinding the granulated slag with portland cement clinker (blended cement), has been used for more than 60 years, …
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Ground granulated blast furnace slag-modified magnesium …
Ground granulated blast furnace slag (GGBS), a by-product of iron production in blast furnaces, is primarily composed of calcium silicates and alumino-silicates [30]. As a mineral admixture in MPC, GGBS can participate in the hydration reaction [ 31 ], resulting in a more compact microstructure [ 32 ] and improved mechanical properties, water ...
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Structural Characteristics and Cementitious Behavior of Magnesium Slag
Magnesium slag is an industrial solid waste generated during the production of magnesium metal. In China, the smelting of magnesium metal via the Pijiang method is the main commercial process for magnesium production [1,2].More than 6 tons of magnesium slag is produced when smelting 1 ton of magnesium metal on average, and …
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Ground Granulated Blast Furnace Slag Powder
A fine ground powder which is obtained by physical grinding of granular slag. White to grey colour. Used for cement or concrete. Secondary names: fine slag powder or water slag powder. Bulk density: 847 - 1,205 kg/m 3.
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Development of sustainable ultra-high-performance …
The prominent SCMs are ground granulated blast furnace slag (GGBFS), fly ash (FA), and silica fume (SF) [1], [5]. According to Teng, et al. [15], concrete with an ultra-fine GGBFS dosage of 30% possesses a high early strength, lower permeability, and enhanced durability even after three days of curing.
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Synergistic preparation of high-performance composite blast furnace …
Blast furnace slag (BFS) is a byproduct generated during the ironmaking process in a blast furnace. It mainly consists of silicates and aluminosilicates, with a high content of amorphous structure. BFS is commonly used in the cement and construction industries [1], [2]. However, high-quality BFS is in short supply because of the great …
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Modeling and analysis of material layer thickness in slag powder process
Dumping the slag into vertical mill, granulated blast furnace slag powder is finally got by the crushing, grinding and separation in the vertical mill. The whole process is a non-linear, multivariate process. In this process, maintaining the stability of material layer thickness can reduce the mill vibration and power consumption. So this paper analyzed the slag …
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Ground Granulated Blast-furnace Slag
Ground Granulated Blast-furnace Slag (GGBFS) powder is a fine white powder used in concrete. Slag is produced in iron and steel manufacturing process as a by-product. Molten slag is extracted from …
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The Effects of Fly Ash, Blast Furnace Slag, and Limestone Powder …
This study investigates the alterations in the ratios of components such as class C fly ash (FA), blast furnace slag (BFS), and waste stone powder (WSP) types of limestone powder (LP) used in the production of geopolymer concrete. These components are meticulously examined concerning the physical and mechanical attributes of …
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Effects of ultra-fine ground granulated blast-furnace slag …
Ground granulated blast-furnace slag (GGBS) is a potential hydraulic material that contributes to particle gradation. ... The ultra-fine grinding process contributes directly to the accumulation of an alarmingly large volume of ultra-fine GGBS (UFS) ... Lim investigated the strength properties of the slag powder on high-strength concrete ...
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Strengthening mechanism of granulated blast-furnace slag …
Section snippets Modified magnesium slag. The modified magnesium slag sample originated from the Shenmu Dongfeng Metal Magnesium Co., LTD. The crystalline phase of C 2 S in MMS does not transition to γ-type from β-type during the process of natural cooling, which is different from the traditional magnesium slag. This makes MMS …
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Comparison of Curing Conditions on Physical Properties, …
Phosphogypsum-based cold-bonded aggregates (PCBAs) are mainly produced by the hydration reaction of phosphogypsum (PG, defined as a solid waste produced in the process of wet production of phosphoric acid) and ground granulated blast-furnace slag (GGBS, defined as a by-product with pozzolanic activity) activated by alkali-activators to …
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Analysis of Mechanical and Durability Properties of Ground-Granulated …
Ground-granulated blast furnace slag (GGBS) is a byproduct of the blast furnace iron producing process . It is a fine powder produced by quenching molten slag from furnaces with water, resulting in rapid cooling and granulation. Its use is in line with sustainable construction practices, and it provides both financial and environmental …
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Properties of ground granulated blast-furnace slag-based …
The eco-friendly advantages of using glass powder and feldspar emphasize the benefits of utilizing these materials in the concrete industry. The current study aims to investigate the mechanical properties, thermal durability, and chloride penetration resistance of Ground Granulated Blast-furnace Slag (GGBFS) based geopolymer …
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