slag granulation process

Products › Ironmaking and steelmaking › Slag Granulation The slag granulation plant comprises three sections: for granulation, dewatering and storage In the gr

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slag granulation process

  • Products › Ironmaking and steelmaking › Slag Granulation

    The slag granulation plant comprises three sections: for granulation, dewatering and storage In the granulation section, the liquid slag is ‘quenched’ by pouring onto it an excess water stream The evaporated water will bePostreduction slag is a material with high content of lead and it is a valuable input component in the lead production process The slag granulation installation designed by us enables its easy transport and dosing Basic scopeSLAG GRANULATION Navic

  • Slag Dry Granulation | Tenova

    Slag Dry Granulation Tenova developed a valorization process for the EAF and LF slag as a raw material The process consists in the fast cooling of the liquid slag mixed with residual steel by forced air stream to allow their rapid solidification01/01/2016· Yu, et al [188] reviewed the granulation process for blast furnace slag They reported that for every pig iron production accompanied by 0306A Review of Granulation Process for Blast Furnace Slag

  • Dry Slag Granulation: A Path to Improving the Safety and

    23/08/2016· Abstract Slag dumping and water granulation are the most commonly used slag treatment methods in the metallurgical industries In both processes, water is present (by desire for cooling and dispersion or as a result of rain accumulation) and thus equipment and operations are designed to minimize and mitigate the risk of steam explosions resulting from theThe CSIRO’s Dry Slag Granulation (DSG) process is as a continuous step prtwo ocess as shown in Figure 1 The molten slag is first atomized using a spinning disc and the fine droplets (< 2 mm) produced contact with flowing air and are cooled before colliding with the roof of the granulator and bouncing back before joining the cyclonic section of the reactor where furtherSome Fundamental Aspects of Dry Slag Granulation Process

  • Slag Granulation with Continuous Dewatering Ironmaking

    The slag granulation area links the hot slag runner of the blast furnace and the INBA dewatering system This link is directly accomplished through the use of a granulation tank The granulation tank creates a compact layout, which allows a reduced water circuit design with optimal heat transfer conditions in addition to better product quality Granulation Tank with Condensation01/01/2005· After the actual granulation process, the granulated slag needs to be dewatered to water content of around 12 – 15% Since the average grain size o f the granulated slag is rather coarse(PDF) Slag granulation systems for blast furnaces

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

    03/11/2021· The technological factors required to improve the operational properties of granulated metallurgical slags demanded in the building industry have been analyzed In order to satisfy these factors, a new technology for hydrovacuum granulation of slag melts (HVG) has been developed It is shown that the main advantage of the proposed HVG process is the09/12/2019· Process credits compared to wet granulation: 1572 A$/t slag Process credits compared to aircooled slag: 5979 A$/t slag Scattered data show HREs in the range of 40–70%, with most data hovering around 50% A challenge in this regard is the fundamental tradeoff between the heat quality and the degree of slag vitrification, which is critical for BF slagsGranulation and Heat Recovery from Metallurgical Slags

  • Process for granulation of slag Paul Wurth SA

    1 In a process for the granulation of molten slag, the molten slag being wet by a stream of liquid to cause solidification of the molten slag in the form of granules which are transported by the stream, the improvement comprising: establishing a stream of liquid having at least first and second liquid current components of different pressures23/08/2016· Abstract Slag dumping and water granulation are the most commonly used slag treatment methods in the metallurgical industries In both processes, water is present (by desire for cooling and dispersion or as a result of rain accumulation) and thus equipment and operations are designed to minimize and mitigate the risk of steam explosions resulting from theDry Slag Granulation: A Path to Improving the Safety and Hatch

  • Dry Granulation of Blast Furnace Slag Steel360

    04/04/2019· Dry slag granulation process is essentially to atomize the liquid slag and then to cool the particles rapidly so as to produce a glassy slag Atomization is done using a rotary cup air blast atomizer (Fig 1) The particlesA process for granulation of hot liquid slag where the hot liquid slag is mixed with solid metallic particles so as to form a solidified, vitrified slag cake mixed with said metallic particles and said slag cake is discharged in a water bath USA1 Granulation of metallurgical slag Google Patents Granulation of metallurgical slag Download PDF Info Publication numberUSA1 Granulation of metallurgical slag Google

  • Some Fundamental Aspects of Dry Slag Granulation Process

    The CSIRO’s Dry Slag Granulation (DSG) process is as a continuous step prtwo ocess as shown in Figure 1 The molten slag is first atomized using a spinning disc and the fine droplets (< 2 mm) produced contact with flowing air and are cooled before colliding with the roof of the granulator and bouncing back before joining the cyclonic section of the reactor where furtherIn order to simulate the process of steel slag granulation, a set of equipment was made as shown in Figure 1 This consists mainly of launder, granulation tank, dewatering tank, waste water tank and fresh water tank Solid steel slag obtained from PT Krakatau Steel was melted in an induction furnace at 161DOe and then transferred and poured intoI, 2, I FTTM ITB

  • Further processing and granulation of slags with entrained

    that no slag, matte, or alloy responds in similar fashion to a granulation practice This paper addresses three issues, namely: • Watergranulation of BOF steel slag, without processing it to render it environmentally safe, physically and chemically acceptable for use by the construction industry, and the process economicalPaul Wurth has developed the INBA® slag granulation process, incorporating our proprietary dynamic INBA dewatering drum With about 300 references, it is the most popular and effective route of processing blast furnace slag in the world today The process is highly flexible; and the compact subplant can be applied to any furnace configurationpaul wurth slag granulation

  • Manufacturing Skyway Cement Company

    The Manufacturing Process Manufacturing Skyway Slag Cement requires two basic processes: granulation and grinding Blastfurnace slag is produced in a blast furnace during the reduction of iron ore to iron It consists of nonmetallic minerals, which are tapped slag from the blast furnace while molten By processing blast furnace slag into Skyway slag cement, the []PROBLEM TO BE SOLVED: To reduce fine granulation contained in circulation water, to prevent abrasion of piping and apparatuses in a circulation system and simultaneously reduce accumulation into a circulation water tank, to reduce time when facilities are stopped for cleaning an inside of the tank and to improve an operation ratio by collecting fine granulated blastMANUFACTURING METHOD OF GRANULATED BLAST FURNACE SLAG

  • Some fundamental aspects of the dry slag granulation process

    The CSIRO’s Dry Slag Granulation (DSG) process is as a continuous twostep process as shown in Figure 1 The molten slag is first atomized using a spinning disc and the fine droplets (< 2 mm) produced contact with flowing air and are cooled before colliding with the roof of the granulator and bouncing back before joining the cyclonic section of the reactor where further23/08/2016· Abstract Slag dumping and water granulation are the most commonly used slag treatment methods in the metallurgical industries In both processes, water is present (by desire for cooling and dispersion or as a result of rain accumulation) and thus equipment and operations are designed to minimize and mitigate the risk of steam explosions resulting from theDry Slag Granulation: A Path to Improving the Safety and Hatch

  • USA1 Granulation of metallurgical slag Google

    A process for granulation of hot liquid slag where the hot liquid slag is mixed with solid metallic particles so as to form a solidified, vitrified slag cake mixed with said metallic particles and said slag cake is discharged in a water bath USA1 Granulation of metallurgical slag Google Patents Granulation of metallurgical slag Download PDF Info Publication number09/05/2019· Primetals Technologies has developed a new innovative blast furnace dry slag granulation process with heat recovery at the voestalpine pilot plant in Linz, ADry Slag Granulation (DSG)

  • Blast furnace slag granulation | Climate Technology Centre

    The molten slag is then separated from the liquid metal and cooled (Gielen et al, 2008) If the molten slag is cooled and solidified by rapid water quenching to a glassy state, little or no crystallization occurs This process results in the formation of sand size (or fritlike) fragments, usually with some friable clinkerlike material TheIn order to simulate the process of steel slag granulation, a set of equipment was made as shown in Figure 1 This consists mainly of launder, granulation tank, dewatering tank, waste water tank and fresh water tank Solid steel slag obtained from PT Krakatau Steel was melted in an induction furnace at 161DOe and then transferred and poured intoI, 2, I FTTM ITB

  • paul wurth slag granulation

    Paul Wurth has developed the INBA® slag granulation process, incorporating our proprietary dynamic INBA dewatering drum With about 300 references, it is the most popular and effective route of processing blast furnace slag in the world today The process is highly flexible; and the compact subplant can be applied to any furnace configuration30/06/2014· The batchwise operating BSSF plants have short process times and a compact design They achieve a high level of slag and crude steel metal separation, uniform granulation and a consistently high quality in the end products Further information about solutions for steel works, rolling mills and processing lines can be found at wwwsiemensSiemens and Baosteel cooperate in slag granulation solutions

  • MANUFACTURING METHOD OF GRANULATED BLAST FURNACE SLAG

    PROBLEM TO BE SOLVED: To reduce fine granulation contained in circulation water, to prevent abrasion of piping and apparatuses in a circulation system and simultaneously reduce accumulation into a circulation water tank, to reduce time when facilities are stopped for cleaning an inside of the tank and to improve an operation ratio by collecting fine granulated blastBlast furnace slag is a secondary aggregate used widely in construction because of its performance attributes and durability Slag aggregates produced by Tarmac are supplied as CE marked products under the Factory productionBlast Furnace Slag | Tarmac

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