12-12-2019 · uses of BFS. Ground granulated blast furnace slag. Ground granulated blast furnace slag is widely used with its characteristics of cost-effective, green effect, hydraulic property as raw material for cement, civil engineering works, fertilizer and so on. Raw material for Cement. The largest demand for blast furnace slag is cement.
Read More09-05-2018 · Ground Granulated Blast Furnace Slag (GGBS) and Ordinary Portland Cement (OPC) [Quora] Chemical Composition of Ground Granulated Blast Furnace Slag. The composition of slag essentially depends on the raw materials used in the iron production process. Typical chemical composition contains calcium oxide 40%, silica 35%, alumina 13% and
Read More02-10-2020 · What is Ground Granulated Blast Furnace Slag (GGBS)? The ground granulated blast furnace slag (GGBS) is a by-product of iron manufacturing which when added to concrete improves its properties such as workability, strength, and durability. This material is obtained by the heating of the iron ore, limestone, and coke at a temperature of about 1500oC.
Read MoreGround-granulated blast-furnace slag (GGBS or GGBFS) is obtained by quenching molten iron slag (a by-product of iron and steel-making) from a blast furnace in water or steam, to produce a glassy, granular product that is then dried and ground into a fine powder. Ground-granulated blast furnace slag is highly cementitious and high in calcium silicate hydrates (CSH) which is a strength enhancing compound which improves the strength, durability and appearance of the concrete.
Read More25-11-2018 · Mortar – Slag used as a cementitious component in mortars enhances their workability and can allow further working time for the bricklayer. Grout – Grouts containing ground granulated BF slag have been used on many occasions to control temperature rise during hydration and in areas of aggressive conditions.
Read More07-09-2012 · The efficiency, which the molten blast furnace slag is rapidly chilled, as well as the chemical composition of the slag source, largely determines its cementitious properties for use in concrete. After the granulated blast furnace slag is formed, it must be dewatered, dried and ground, using processes similar to those used with Portland cement clinker to make Portland
Read MoreThe rapid cooling of molten slag by large quantities of water produces sand-like granule aggregate. Primarily ground into a cement replacement known as ground granulated blast furnace slag (GGBS) this is used in ready-mixed and precast concrete and masonry, floor levelling compounds and high temperature resistant building products.
Read MoreThe use of granulated blast furnace slag based binders with platinum tailings for underground support systems. Third International Platinum Conference ‘Platinum in Transformation’, The Southern African Institute of Mining and Metallurgy, 2008.
Read MoreGranulated slag is also used as subsurface drainage material. The ferrochrome slag products are quality assured and CE mark ed according to the stand-ards EN 13242 and EN 13043 [3,4]. The main requirements for CE marking are the aggregate size and size
Read MoreGranulated blast furnace slag is primarily used in Europe for the production of Portland blast furnace cement. The necessary grinding of the slag to the finenesses required for cement is now mostly performed in vertical mills (Fig. 7), which achieve throughputs of over 100 t/h [2].
Read More25-11-2018 · Mortar – Slag used as a cementitious component in mortars enhances their workability and can allow further working time for the bricklayer. Grout – Grouts containing ground granulated BF slag have been used on many occasions to control temperature rise during hydration and in areas of aggressive conditions.
Read More07-07-2021 · The Granulated slag produced by rapid quenching by water jet ( such that it avoid the crystallisation). This type of slags are usually has non crystalline powder form. This type of slag has good cementitious property. So, This is mainly used for cement making.
Read More07-09-2012 · The efficiency, which the molten blast furnace slag is rapidly chilled, as well as the chemical composition of the slag source, largely determines its cementitious properties for use in concrete. After the granulated blast furnace slag is formed, it must be dewatered, dried and ground, using processes similar to those used with Portland cement clinker to make Portland
Read MoreSpecification 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.
Read MoreThe ground granulated blast furnace slag (GGBFS) is a by-product of iron manufacturing which when added to concrete improves its properties such as workability, strength and durability. This material is obtained by the heating of iron ore, limestone and coke at a temperature about 1500 degree Celsius. The process is carried out in a blast furnace.
Read MoreRequest PDF | The properties and uses of granulated non ferrous slags | Non-ferrous slags are granulated and stockpiled as an alternative to pit cooling or
Read MoreThe use of granulated blast furnace slag based binders with platinum tailings for underground support systems. Third International Platinum Conference ‘Platinum in Transformation’, The Southern African Institute of Mining and Metallurgy, 2008.
Read MoreGranulated slag is also used as subsurface drainage material. The ferrochrome slag products are quality assured and CE mark ed according to the stand-ards EN 13242 and EN 13043 [3,4]. The main requirements for CE marking are the aggregate size and size
Read MoreGranulated blast furnace slag Just like air-cooled blast furnace slag, this slag has a hydraulic property and there is no risk of alkali-aggregate reaction. Because of the powerful latent hydraulic property that results from fine grinding, this slag is used in products such as Portland blast furnace slag cement.
Read MoreGround granulated blast-furnace slag, when used in general purpose concrete in North America, commonly constitutes between 30% and 45% of the cementing material in the mix (Fig. 3-4) (PCA 2000). Some slag concretes have a slag component of 70% or more of the cementitious material. ASTM C 989 (AASHTO M 302) classifies slag by its increasing level of
Read MoreThe rapid cooling of molten slag by large quantities of water produces sand-like granule aggregate. Primarily ground into a cement replacement known as ground granulated blast furnace slag (GGBS) this is used in ready-mixed and precast concrete and masonry, floor levelling compounds and high temperature resistant building products.
Read More07-07-2021 · The Granulated slag produced by rapid quenching by water jet ( such that it avoid the crystallisation). This type of slags are usually has non crystalline powder form. This type of slag has good cementitious property. So, This is mainly used for cement making.
Read More07-09-2012 · The efficiency, which the molten blast furnace slag is rapidly chilled, as well as the chemical composition of the slag source, largely determines its cementitious properties for use in concrete. After the granulated blast furnace slag is formed, it must be dewatered, dried and ground, using processes similar to those used with Portland cement clinker to make Portland
Read More07-10-2019 · Use of Ground Granulated Blast Furnace Slag: There are two major uses of Ground granulated blast furnace slag, In the production of high quality-improved slag cement, such as Portland Blast furnace cement (PBFC) and high slag blast furnace cement (HSBFC). In such cements GGBS content ranges typically from 30 to 70%.
Read MoreRequest PDF | The properties and uses of granulated non ferrous slags | Non-ferrous slags are granulated and stockpiled as an alternative to pit cooling or
Read MoreGranulated blast furnace slag Just like air-cooled blast furnace slag, this slag has a hydraulic property and there is no risk of alkali-aggregate reaction. Because of the powerful latent hydraulic property that results from fine grinding, this slag is used in products such as Portland blast furnace slag cement.
Read MoreThe comprehensive utilization of slag in the cement industry has mainly passed through three stages: The first stage (before 1995) granulated blast furnace slag was mainly used as a cement mixture. Mainly mixed grinding. The slag is difficult to grind, so the amount of cement in the cement is limited, generally not more than 30%.
Read MoreGround Granulated Blast Furnace Slag (GGBS) is a cement substitute that improves durability and also the environmental credentials of concrete mixes. It is a by-product of the iron-making industry. For every tonne of GGBS used in a concrete mix, the embodied CO 2 levels are reduced by around 900 kg compared to the use of one tonne of traditional Portland Cement.
Read MoreGranulated slags for sandblasting are widely used in various fields: shipbuilding and ship repair, oil and gas industry, industrial construction and metallurgy. Using slags, it is possible to carry out high-quality processing for various types of surfaces, providing effective anticorrosion protection of the
Read MoreFly-ash, granulated blast furnace slag, steel slag, glass, glass fibres, recycled plastic fibres or plastic granules, and last but not least, material from waste tire recycling are used as the ...
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