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 ... The effects of RCBP and GGBFS on hydration process and microstructure of the novel low-carbon concrete with different replacement levels ranging from 0 to 40% …
Granulated Blast Furnace Slag | JFE Mineral & Alloy …
By using granulated blast furnace slag, consumption of limestone, the main raw material of cement is reduced by approximately 40%. Also, you can omit the calcinating process of limestone reducing energy consumption by approximately 40%.
Predicting compressive strength of high-performance …
In this research, compressive strength of high-performance concrete with high volume ground granulated blast-furnace slag replacement is predicted using boosting machine learning (BML) algorithms ...
Chapter 3 Granulated Blast Furnace Slag
The Blaine surface area of granulated blast furnace slag ranges between 4000 and 6000 cm2/g in order to obtain satisfactory strength development in concrete. Chemical …
Granulated Blast Furnace Slag
According to ASTM C989-18 [59], granulated blast furnace slag (GBFS) is defined as a glassy granular material formed when molten blast furnace slag is rapidly chilled by …
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 …
Ground Granulated Blast Furnace Slag (GGBS) …
The granulated slag is further processed by drying and then grinding in a vertical roller mill or rotating ball mill or roller press to a very fine powder, which is called GGBS. According to the EPD data, what sets GGBS apart from other building material is that its global warming potential is at 60.21 kg CO 2 equivalent, which is among the ...
Microstructure and Durability of Ground Granulated Blast Furnace Slag
Ground granulated blast furnace slag is an eco-friendly material with regard to its production process and usage. In this study, slag cement (SC) is used to prepare different slag cement mortar (SCM) mixes to study mortar microstructure perspectives, physiochemical properties, mechanical properties and durability performance. The tests …
Slag Powder: A Sustainable and Valuable Resource
Types of Slag Powder. Ground Granulated Blast Furnace Slag (GGBFS) GGBFS is a byproduct of the ironmaking process in blast furnaces. It is formed when molten slag is rapidly cooled using water, resulting in a glassy, granulated material. ... Slag Powder Production Process. The production of slag powder typically involves the following …
Ground Granulated Blast-Furnace Slag: Its Chemistry and …
Introduction. s simply referred to as "slag", is a glassy granular materia. blast-furnace slag is rapidly chilled, as by immersion in water. It is a non-metallic product, consisting of …
Slag uses in making an ecofriendly and sustainable concrete: A …
Slag, as shown in Fig. 1, is the 16th ingredient of high-performance concrete production [22], called supplementary cementitious materials (SCM) [23], that can enhance the strength and durability of concrete [2].The highly fine slag powder, with a surface area of 400–600 m 2 /kg and a bulk density of 1200 kg/m 3, can be mixed with free lime to …
Ground Granulated Blast Furnace Slag | JFE Mineral
Ground granulated blast furnace slag is produced by pulverizing granulated blast furnace slag produced by blast furnaces as a by-product of the iron-making process. This hydraulic admixture is popular for use as raw material for Portland blast furnace slag cement, admixture for raw concrete, and other applications.
Identification of the Elemental Composition of Granulated Blast Furnace
It was shown [12,13,14,15] that the addition of granulated blast furnace slag activates the process of soil chemical stabilization by changing its physical and chemical properties. At the same time, granulated blast furnace slag or its mixtures with fly ash act as compaction agents, binders and water repellents and change the soil …
Properties of lightweight aggregates produced with cold
Pelletization is a worldwide process used in producing artificial aggregates although its usage is not common in Turkey. In this study, lightweight aggregates (LWAs) were manufactured through cold-bonding pelletization of ground granulated blast furnace slag (G) and two types of fly ash with different finenesses (Fly ash A and B). Ordinary …
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 …
Particle characteristics and hydration activity of ground granulated …
Request PDF | Particle characteristics and hydration activity of ground granulated blast furnace slag powder containing industrial crude glycerol-based grinding aids | This paper investigates the ...
Ground Granulated Blast Furnace Slag as a Cement …
The goal of the current study is to determine the dissolving effect of slag in water. Five percentage values of slag were taken up for the study: 0%, 2.5%, 5%, 10%, and 20%. The study is based on two methods of mixing. The first method is the traditional mixing process, which involves addition of slag directly with other concrete proportions …
A Comprehensive Review on the Ground …
In some studies, it has been demonstrated that using a composite mineral admixture known as ground-granulated blast-furnace slag-steel slag composite binder can increase the fluidity of fresh …
Microstructure and Durability of Ground Granulated Blast …
Ground granulated blast furnace slag can be obtained by quenching molten iron slag from blast furnaces. Its chemical composition is similar to that of Portland cement. …
Hydration superposition effect and mechanism of steel slag powder …
The mechanical properties and hydration mechanism of ultrafine ground granulated blast furnace slag powder (UFS)-cement-steel slag powder (SS) ternary cementitious material systems were studied.
A Comprehensive Review on the Ground Granulated Blast …
With respect to the mechanical properties, durability and thermal behavior, ground-granulated blast-furnace slag (GGBS) delineates a rational way to develop …
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 …
Ground Granulated Blast Furnace Slag in Concrete & its …
The process is carried out in a blast furnace. The formation of GGBFS is not direct. The by-product of iron manufacturing is a molten slag and molten iron. ... The particles are further dried and ground in a rotating ball mill to form a fine powder, known as ground granulated blast furnace slag cement. Now different methods can be employed to ...
Ground Granulated Blast Furnace Slag
Ground granulated blast-furnace slag (GGBFS) is a byproduct of making iron and steel, i.e., a fine powder grounded from the glassy, granular material that forms when molten …
Effect and characterization of the nucleation C-S-H seed on …
It is still uncertain whether nucleation calcium silicate hydrate (C-S-H) seed can really improve the reactivity of granulated blast-furnace slag (GGBS) powder and accelerate the strength development.
Synthesis of BiOX-Red Mud/Granulated Blast Furnace Slag …
This work not only promotes the resource utilization of red mud and granulated blast furnace slag, but also provides a new idea on the formation of catalysts in the process of photocatalytic degradation of formaldehyde. ... The RGGMs was ground into powder for XRD, FTIR and UV-Vis tests. The particle size of red mud and …
Microstructural evolution and characterization of ground granulated …
1. Introduction. Ground granulated blast furnace slag (denoted as slag hereafter), an industrial by-product from the steel manufacture, is mainly used as mineral admixture in civil engineering [1], but its overall utilization is relatively low compared with the increasing annual output [2].In recent years, alkali-activated materials received …
The hydration properties of ultra-fine ground granulated blast-furnace
Based on the fundamental principles of preparing reactive powder concrete (RPC), a new type of RPC was composed by replacing cement with the active powder component ultra-fine ground granulated blast-furnace slag (GGBS). GGBS is proposed as a potential alternative to silica fume (SF), which is currently the most commonly used …
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.
Evaluation of the Effect of Granite Waste Powder by …
granulated blast-furnace slag (GGBS), and metakaolin (MK) have sparked much attention because of their excellent mechanical characteristics and greater purity due to the uniformity of their ...