Blast Furnace Slag Cement

Granulated blast furnace slag having the composition within the following ranges generally meets the requirements for its use in making blast furnace slag cement.It should contain less than 1.0% Fe 2 O 3 and 1%–3% Na 2 O + K 2 O. Some uncertainty was raised in the past concerning the mobilization of sulphur present as sulphide in the slag, its successive possible oxidation and …

Granulated blastfurnace slag (GBFS)

The use of GBFS in cement has a long history. Its first commercial use dates back over 150 years to 1865, when a lime-slag cement was commercially produced in Germany. By 1901, it was being used in Portland cement to make Eisenportlandzement with a maximum 30% GBFS content; this was followed in 1907 by Hochofenzement with a GBFS content of up ...

Fresh and mechanical properties of ground granulated blast furnace slag

Cement & Concrete Composites Mechanical Properties of Reactive Powder Concrete Containing High Volumes of Ground Granulated Blast Furnace Slag, 32 (2010), pp. 639-648, 10.1016/j.cemconcomp.2010.07.005

Ground Granulated Blast Furnace Slag as a Cement …

20 20% weight of cement replacement by blast furnace slag GBS 0 Control mix without any cement replacement NI Traditional mix (no immersion) GBS pI 1 GBS p denotes the cement replacement by p% GBS where p = 2.5%, 5%, 10%, and 20% I 1 denotes the immersion time of GGBS in water for duration of 1 h GBS

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 such as cement, sand, water, …

NewCem® Slag

NewCem® Slag Cement is a finely ground, granulated blast furnace slag (GGBFS) available to blend with conventional Portland cement to deliver a strong, high-quality, durable concrete. Concrete production utilizing NewCem consumes less energy and offers improved efficiency and building performance.

Microscale and macroscale strength behaviors of blast furnace slag

For example, by studying the effect of the combination of limestone powder and ground granulated blast furnace slag on the mechanical properties and durability of ternary cement, Boubekeur et al. [3] proposed an empirical equation to predict the durability and compressive properties of ternary cement in acid and sulfate solutions.

Ground Slag Properties, Characterisation and Uses

Specification for Ground Granulated Blast Furnace Slag for use in Concrete and Mortars", though this has now been superceded by ASTM C 989 – C 989M-1613 which is the "Standard Specification for Slag Cement for use in Concrete and Mortars". The ASTM Standard12 describes three grades of GGBFS – Grades 80, 100 and 120.

Blast Furnace Slag

Although blast furnace slag contains a small component of elemental sulfur (1 to 2 percent), the leachate tends to be slightly alkaline and does not present a corrosion risk to steel in pilings (10) or to steel embedded in concrete made with blast furnace slag cement or aggregates. (11)

Slag Cement

Slag cement is a by-product from the iron manufacturing industry. Molten slag is produced with molten iron in blast furnaces operation at a temperature of ~1500 °C. When rapidly quenched with high-pressure water jets, molten slag transfers to granulated blast furnace slag or slag granules [30]. After the process of drying and grinding, the ...

Slag Cement Production Line | Blast Furnace Slag Cement …

Uses Of Blast Furnace Slag Cement. It can be used for ordinary concrete, various high-grade concrete, high-performance concrete, and cement products to replace the amount of cement in a moderate amount to improve the durability of concrete and cement products in various harsh environments. Mixing with superfine powder such as slag improves the ...

What is GGBS?

GGBS (Ground Granulated Blast-furnace Slag) is a cementitious material whose main use is in concrete and is a by-product from the blast-furnaces used to make iron. Blast-furnaces operate at temperatures of about 1,500°C and are fed with a carefully controlled mixture of iron ore, coke and limestone. The iron ore is reduced to iron and the ...

Blast Furnace Slag Cement: Components, Uses and …

Blast Furnace Slag Cement (BFSC) is a specialized type of cement known for its unique composition and performance characteristics. It is produced by blending ground granulated blast furnace slag with Portland …

Blast Furnace Slag

Utilization and efficiency of ground granulated blast furnace slag on concrete properties – A review. Erdoğan Özbay, ... Halil İbrahim Durmuş, in Construction and Building Materials, 2016. 1 Introduction. Blast furnace slag is a byproduct acquired in the production of pig iron in the blast furnace and is involving essentially of silicates and alumino-silicates of calcium and of other ...

NewCem | Slag Cement Canada | Slag Concrete | Lafarge …

NewCem® Slag Cement can be used in all concrete applications for increased strength, durability and sustainability. Contact Lafarge Canada to learn more. ... is born when raw materials undergo melting within the intense heat of a blast furnace, reaching a molten state. Slag undergoes a structural transformation as it cools rapidly through ...

Why Slag Cement? | SCA

Slag cement is a hydraulic cement formed from granulated blast furnace slag, a by-product of iron production. It improves concrete performance, durability, workability and color, and is widely used in various construction products.

Blast Furnace Slag (BFS) Cement

Blast Furnace Slag (BFS) cement is the combination of Ordinary Portland Cement (OPC) and fine Granulated Blast Furnace Slag (GBFS) gained as a byproduct in the steel-making manufacturer with below 70% that of cement. Ground Granulated Blast Furnace Slag (GGBFS) is a fine glassy granule which encompasses cementitious possessions.

Blast Furnace Cement

Portland blast furnace cement or blended cement is a mixture of Portland cement and granulated slag containing anywhere from 20 to 95wt% slag, depending on standards established in …

Slag

Ground-granulated blast-furnace slag (GGBFS) is produced by quenching molten iron slag (a by-product of iron and steel-making) from a blast furnace in water, to produce a granular product that is then dried and ground into a fine powder. ...

Blast Furnace Slag Cement: Uses, Benefits & Price in 2023

Blast furnace slag cement, which is a mix of Portland cement and granulated blast furnace slag, is a type of cement used to build durable constructions. It comes with distinct features of low permeability and prevention of thermal cracking. 99acres brings you all the details of blast furnace slag cement, right from its uses to its price across ...

Blast Furnace Slag Cement – Manufacture, …

Learn about the production, composition, characteristics and applications of blast furnace slag cement, a type of concrete with reduced heat of hydration and improved durability. Find out the advantages and disadvantages …

Blast-furnace slag

Blast furnace slag (BFS) which is defined "as the non-metallic product consisting essentially of silicates and alumina silicates of calcium and other bases, that is developed in a molten condition simultaneously with iron in a blast furnace" by ASTM C 125-16 (2016) has been widely used in construction industry for more than 80 years. When the mixture of iron-ore, …

Ground Granulated Blast Furnace Slag | SpringerLink

Ground granulated blast furnace slag (GGBS) is a by-product from the blast-furnaces used to make iron. Blast-furnaces are fed with controlled mixture of iron-ore, coke and limestone, and operated at a temperature of about 1,500°C. When iron-ore, coke and...

Ground Granulated Blast Furnace Slag (GGBFS) in Concrete

Concrete containing GGBFS typically has a lighter color than traditional concrete. This can be aesthetically pleasing in architectural applications. Special Reference to Sustainability with Ground Granulated Blast Furnace Slag. The use of GGBFS in concrete aligns with sustainable construction practices in several ways: Reduced Carbon Emissions

(PDF) The use of blast furnace slag

Carbonation of concrete, in which 0%, 50% and 70% of cement was replaced by blast furnace slag (BFS), under different levels of sustained compressive load (0, 0.25, 0.5 and 0.75 times the breaking ...

Slag Cement

This rapid cooling creates glassy granules, which are then ground into the fine powder known as ground granulated blast-furnace slag (GGBFS) or slag cement. Slag cement can account for 30% to 50% of the cement content in concrete …

Durability Properties and Microstructure of Ground Granulated Blast …

Manufacturing Portland cement (PC) is a major contributor of greenhouse gases, responsible for about 5 % of all global carbon dioxide emissions (Habert and Roussel 2009).In comparison, the production of ground granulated blast-furnace slag (GGBS) requires less than a fifth of the energy and produces less than a tenth of the carbon dioxide emissions.

Granulated Blast Furnace Slag

Effect of supplementary cementitious materials on properties of 3D printed conventional and alkali-activated concrete: A review. Mehrab Nodehi, ... Aliakbar Gholampour, in Automation in Construction, 2022. 2.3.1.1.1 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 …

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 also included the …