dry slag granulation

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  • Some Fundamental Aspects of Dry Slag Granulation Process

    Some Fundamental Aspects of the Dry Slag GranulationProcess Sharif Jahanshahi*, Yuhua Pan and Dongsheng Xie CSIRO Minerals Down Under National Research Flagship, Clayton, Victoria, 3168, Australia Abstract: There is a growing interest in development of a dry slag granulation (DSG) process so as to recover the...

  • China adopts Australian (CSIRO) dry slag granulation ,

    15-03-2015· Australian technology which harvests molten iron blast furnace slag and converts it into a granulated blast furnace slag make cement is being trialled in China where 60% of the world’s iron blast furnace slag is produced The process is considered environmentally within metal production, called Dry Slag Granulation (DSG), reduces water use and cuts greenhouse gas emissions...

  • dry granulation copper slag - pspdutchnl

    dry granulation copper slag 13 Aug 2010 A new dry slag granulation method could be used commercially within two to three years, blast furnace slag crushing machine - Copper Slag - General Information, Process, Products, ....

  • Dry Granulation of Blast Furnace Slag | Steel360 News

    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 particles cool as they travel through the air and are then cooled further in a fluidized bed Both of these cooling processes provide ....

  • Some Fundamental Aspects of the Dry Slag Granulation Process

    Keywords: molten slag, dry granulation, heat recovery, kinetics, sulphur transfer, dynamic wetting and spreading 1 Introduction Each year hundreds of millions tonnes of slags are produced as byproducts of ferrous and non-ferrous metallurgical industries worldwide...

  • China adopts Australian (CSIRO) dry slag granulation ,

    15-03-2015· Australian technology which harvests molten iron blast furnace slag and converts it into a granulated blast furnace slag make cement is being trialled in China where 60% of the world’s iron blast furnace slag is produced The process is considered environmentally within metal production, called Dry Slag Granulation (DSG), reduces water use and cuts greenhouse gas emissions...

  • DRY SLAG GRANULATION SYSTEM AND METHOD - PRIMETALS ,

    1 A dry slag granulation system comprising a rotary atomising granulator (6) and a tundish (3); wherein the granulator comprises a cup or disk (5); wherein the tundish comprises a delivery outlet (4), an overflow outlet (7) and a set of moveable mounts (8a, 8b); and wherein the device further comprises at least one of a tundish weight sensor, a granulator drive motor power sensor (13), a ....

  • DRY SLAG GRANULATION SYSTEM AND METHOD - PRIMETALS ,

    1 A dry slag granulation system comprising a rotary atomising granulator (6) and a tundish (3); wherein the granulator comprises a cup or disk (5); wherein the tundish comprises a delivery outlet (4), an overflow outlet (7) and a set of moveable mounts (8a, 8b); and wherein the device further comprises at least one of a tundish weight sensor, a granulator drive motor power sensor (13), a ....

  • AISTech2018 Dry Slag Granulation – The Future Way to ,

    dry slag granulation pilot plant is outlined below: Process Air Supply A radial fan is installed to supply the granulator and the various air cooling chambers with process air Based on the thermal balance of the granulator an air amount of maximal 180,000 Nm³/h is provided to cool the granules down to target temperature This ....

  • technology dry granulation of copper slag

    slag granulation process pdf - mobile sand washing plant technology dry granulation of copper slag slag granulation process digram,9 Oct 201 Granulated Blast Furnace Slag (GBS) - YouTube May 06, 2016 Dry Slag Granulation (DSG) - Duration: 4:10...

  • Dry Granulation Copper Slag - help-t2dnl

    Dry Granulation Copper Slag Aistech2018 dry slag granulation the future way to granulate blast furnace slag dry granulation pper slag dry granulation copper slag - benitomedia co za the process design principle additional facilities such as slag floatation plant matte granulation drying and sulfur in matte are progressively oxidized for the production of blister...

  • Dry Slag Granulation Device & Method - Patent Details

    Dry slag granulation is a relatively undeveloped technology which uses a rotary atomiser, typically a spinning cup or dish, to convert molten slag (for example obtained as a by-product of iron making in a blast furnace) into granules, without the addition of water to cool and harden the slag...

  • (PDF) Dry slag granulation of modified BOF slag

    Dry slag granulation is the key to molten slag heat recovery In this paper, we will present our current status on BOF slag modification and dry granulation Therefore, the paper will be composed ....

  • dry slag granulation - dry slag granulation for sale

    dry slag granulation 40 Results All Verified dry slag granulation suppliers & dry slag granulation manufacturers have passed our Business License Check, they can provide quality dry slag granulation ,...

  • (PDF) Dry slag granulation of modified BOF slag

    Dry slag granulation is the key to molten slag heat recovery In this paper, we will present our current status on BOF slag modification and dry granulation Therefore, the paper will be composed ....

  • EP2922976B1 - Dry slag granulation system and method ,

    Dry slag granulation system and method Download PDF Info Publication number EP2922976B1 EP2922976B1 EP137948618A EP13794861A EP2922976B1 EP 2922976 B1 EP2922976 B1 EP 2922976B1 EP 13794861 A EP13794861 A EP 13794861A EP 2922976 B1 EP2922976 B1 EP 2922976B1 Authority EP European Patent Office Prior art keywords tundish granulator...

  • Feasibility of Rotary Cup Atomizer for Slag Granulation

    At the present molten slag from a blast furnace (BF) is granulated by impinging much water without any recovery of its much sensible heat (1823K), polluting water and atmosphere To solve these problems, we studied the dry granulation of molten slag by Rotary Cup Atomizer (RCA), in ,...

  • CFD modelling of dry slag granulation using a novel ,

    However, such slag treatment methods have some obvious shortcomings: ie, no heat recovery, air pollution, and consumption of a large amount of fresh water Therefore, there has been an increasing interest in processing molten slags without using water quenching, so-called dry slag granulation (DSG)...

  • CFD modelling of dry slag granulation using a novel ,

    Figure 4: Predicted relationship between slag tapping rate and disc spinning speed for maintaining different film thickness (Disc radius: 25 mm, Liquid slag viscosity: 07 Pa s, Liquid slag density: 2590 kg m-3) In summary, CFD modelling has played a key role in the design, operation and scale up of CSIRO’s dry slag granulation process...

  • [PDF] Dry Slag Granulation – The Future Way to Granulate ,

    Corpus ID: 209521318 Dry Slag Granulation – The Future Way to Granulate Blast Furnace Slag @inproceedings{Fleischanderl2018DrySG, title={Dry Slag Granulation – The Future Way to Granulate Blast Furnace Slag}, author={Fleischanderl}, year={2018} }...

  • Northam Converter Dry Slag Granulation - Hatch Ltd

    22-10-2020· However, a dry slag granulation system had not yet been deployed in the non-ferrous industry Although it has demonstrated success in the steelmaking industry for decades, adoption of a dry granulation solution in non-ferrous industries has been challenged by the technical risks associated with process uncertainties and by the financial risks associated with investing capital in new equipment...

  • Design and Operation of Dry Slag Granulation Pilot Plant ,

    22-02-2019· CSIRO Dry Slag Granulation Process Overview The CSIRO dry granulation process involves a two-step operation involving a granulator and a moving bed counter-current heat exchanger as shown in Fig 1 The granulator receives and atomizes molten slag to produce liquid droplets, which are rapidly quenched to become solid granul...

  • RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A PATH ,

    23 Dry Slag Granulation Significant research and development has occurred in the area of Dry Slag Granulation (DSG) over the past decad Development of DSG technologies is driven by the desire to improve safety and sustainability of conventional slag handling methods The most significant advantage of DSG is that it provides a safer and more...

  • Dry Slag Granulation System And Method - Patent Details

    A dry slag granulation system comprises a rotary atomising granulator (5) and a tundish (3); wherein the tundish comprises a delivery outlet (4) an overflow outlet (7) and a set of moveable mounts (8a, 8b) The device further comprises at least one of a tundish weight sensor (9) a granulator drive...

  • (642e) Dry Granulation of Blast Furnace Slag for Heat ,

    07-11-2013· Using dry slag granulation at integrated steel and iron mills will gain access to the sensible heat of the blast furnace slag The recovered energy can be used for the production of steam or electricity or for other useful preheating process An energy ,...

  • Dry Slag Granulation System And Method - Patent Details

    A dry slag granulation system comprises a rotary atomising granulator (5) and a tundish (3); wherein the tundish comprises a delivery outlet (4) an overflow outlet (7) and a set of moveable mounts (8a, 8b) The device further comprises at least one of a tundish weight sensor (9) a granulator drive...

  • RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A PATH ,

    Molten slag from pyrometallurgical furnaces is tapped at high temperature, carrying a large amount of thermal energy But the common slag dumping and water granulation methods used for slag treatment do not permit energy recovery Furthermore, water is present in these processes and while operations are designed to minimize risks of steam explosions, from the contact of slag with water, these ....

  • SU478865A1 - Method for dry slag granulation - Google Patents

    Method for dry slag granulation Info Publication number SU478865A1 , Prior art keywords slag melt dry slag solid particles crushing Prior art date 1974-04-24 Application number SU2019163A Other languages Russian (ru) Inventor Феликс Яковлевич ....

  • (642e) Dry Granulation of Blast Furnace Slag for Heat ,

    07-11-2013· Using dry slag granulation at integrated steel and iron mills will gain access to the sensible heat of the blast furnace slag The recovered energy can be used for the production of steam or electricity or for other useful preheating process An energy ,...

  • CSIRO Research Publications Repository - Dry slag ,

    27-06-2011· Dry slag granulation could make a fundamental change in slag treatment In this new approach, molten slag is atomized under centrifugal forces on a spinning disc, and the droplets generated are quenched and solidified quickly using air, with simultaneous heat recovery...