Slag Granulation with Continuous Dewatering Ironmaking

2020-5-18  second granulation tank, one granulation unit can handle the slag of two tap holes. `Continuous filtering and evacuation of dewatered slag sand up to its storage

Some Fundamental Aspects of Dry Slag Granulation Process

2014-7-8  Some Fundamental Aspects of the Dry Slag GranulationProcess . Sharif Jahanshahi*, Yuhua Pan and Dongsheng Xie . CSIRO Minerals Down Under National Research Flagship

Slag granulation process pdf-Henan Mining

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

RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A

2020-4-7  slag hauling and production of higher value by-product. Wet granulation allows for fast quenching of molten slag and production of high value glassy material

AISTech2018 Dry Slag Granulation The Future Way to

2018-7-27  Dry slag granulation is based on molten slag atomization using a variable speed rotating cup or dish (see Fig. 1). The slag is fed from the slag runner via a

Further processing and granulation of slags with

2011-3-3  that no slag, matte, or alloy responds in similar fashion to a granulation practice. This paper addresses three issues, namely: • Water-granulation of BOF steel

Modeling on Dry Centrifugal Granulation Process of

them, slag granulation process by a centrifugal force, which is also called DCG process, has proved its advantages due to its simpleness, controllability, less

CFD modelling of dry slag granulation using a novel

2016-12-5  Figure 4: Predicted relationship between slag tapping rate and disc spinning speed for maintaining different film thickness (Disc radius: 25 mm, Liquid slag

slag granulation process pdf crusher.quartz

Project Plant>slag granulation process pdf . Rating. 4.8 (2866 Ratings) slag granulation process pdf. Recent progress of hot stage processing for steelmaking slags

Blast Furnace Slag Granulation at the Cast House

2013-5-5  Concept of slag granulation The process of slag granulation involves pouring the liquid slag through a high pressure water spray in a granulation head, located

Granulation of titania slag SAIMM

2009-8-26  slag has a lower value. For wet granulation, it is expected that a chloride/sulphate grade split of approximately 92/8 can be attained. For the block route, it is believed that a chloride/ sulphate grade split of 85/15 can be attained. In terms of the process complexity it is believed that wet granulation of the slag will be the simpler process

Slag granulation process pdf-Henan Mining

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 frit-like) fragments, usually with some friable clinkerlike material

Modeling on Dry Centrifugal Granulation Process of

them, slag granulation process by a centrifugal force, which is also called DCG process, has proved its advantages due to its simpleness, controllability, less energy consumption and more sensible heat recovery in the past years.5–9) In this Modeling on Dry Centrifugal Granulation Process of Molten Blast

CFD modelling of dry slag granulation using a novel

2016-12-5  Figure 4: Predicted relationship between slag tapping rate and disc spinning speed for maintaining different film thickness (Disc radius: 25 mm, Liquid slag viscosity: 0.7 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.

Further processing and granulation of slags with

2011-2-27  that no slag, matte, or alloy responds in similar fashion to a granulation practice. This paper addresses three issues, namely: • Water-granulation 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 economical

THE DRY BLAST- FURNACE SLAG GRANULATION AS

2011-6-29  Slag treatment is the main ecological problem of the modern Ukraine metallurgy manufacture. The blast-furnace slag is the by-product of the ironmaking process. It has produced in the blast-furnace in the amount of 300 kg per tonne of pig iron. Now in Ukraine the blast-furnace slag is treated by impinging much water for granulation. This

{Study on mineralogical crystallization of granulation of

2018-9-24  Abstract: The process of granulation in blast furnace slag (BFS) by gas q uench-ing can effectively recover the waste heat of BFS and improve the value-added nature of the BFS byproduct. With decreasing temperature, BFS crystallizes into melilite, anorthite, spinel, etc. Mineral crystallization, however, is not conducive

Feasibility of Rotary Cup Atomizer for Slag Granulation

1673 to 1823K in a slag temperature, 10g/s in a slag charging rate and 0.018kg/s in an air mass flowrate. After slag was granulated for a couple of minutes, the distribution of slag size in each zone of the receiver; 0 to 0.3, 0.3 to 0.4, 0.4 to 0.5, and 0.5 to 0.6m in

Experimental study of rotating dry slag granulation

2016-8-25  This paper focuses on an experimental study of dry slag granulation process using an analogue for BF slag (a mixture of rosin and paraffin wax). This analogue can be used to experimentally study dry slag granulation at a relatively low temperature of 130 °C compared to BF slag at 1500 °C. Different ranges of operating conditions in terms of

slag granulation description

slag granulation process pdf Shanghai Machinery. SLAG GRANULATION PROCESS The Classical granulation process has been employed for a long time, and I do not believe it is necessary to describe it at this time. » Free online chat! The SLAG -REC project for an innovative direct dry granulation

DRY SLAG GRANULATION WITH HEAT RECOVERY*

2020-4-6  The wet granulation process operates with a high water to slag ratio of about 8:1. This wet process is quite accepting to fluctuations in the quantity and properties of the slag, however the wet process has the following drawbacks: • Despite mechanical dewatering in drums, silos or heaps, a residual moisture of

Slag granulation process pdf-Henan Mining

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 frit-like) fragments, usually with some friable clinkerlike material

Further processing and granulation of slags with

2011-2-27  that no slag, matte, or alloy responds in similar fashion to a granulation practice. This paper addresses three issues, namely: • Water-granulation 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 economical

slag granulation process pdf crusher.quartz

Project Plant>slag granulation process pdf . Rating. 4.8 (2866 Ratings) slag granulation process pdf. Recent progress of hot stage processing for steelmaking slags in Jinan Steel has been using this process for BOF slag granulation since 1978 for their 25 ton BOF. Request Quotation.

Feasibility of Rotary Cup Atomizer for Slag Granulation

1673 to 1823K in a slag temperature, 10g/s in a slag charging rate and 0.018kg/s in an air mass flowrate. After slag was granulated for a couple of minutes, the distribution of slag size in each zone of the receiver; 0 to 0.3, 0.3 to 0.4, 0.4 to 0.5, and 0.5 to 0.6m in

OBJECTIVE: SCOPE: 3. PROCESS Steel

2019-12-13  vi) Slag Granulation Plant (SGP) / Slag Dumping Yard: During the process of iron making, the impurities are fluxed and removed as slag. The hot liquid slag is made into slag granules by means of high pressure water jets in the Slag Granulation Plant in the Cast House itself (sometimes separate SGP is located at a distance from the furnace proper).

The mineralogy of air granulated converter slag

the low reactivity makes it undesirable as a cement replacement. Air granulation is a promising way to increase the reactivity of converter slag and enable recycling as a cement replacement and this is the first in-depth characterization of air granulated steel slag. In this study converter slag was separated into different fractions (0.25-

Experimental study of rotating dry slag granulation

2016-8-25  This paper focuses on an experimental study of dry slag granulation process using an analogue for BF slag (a mixture of rosin and paraffin wax). This analogue can be used to experimentally study dry slag granulation at a relatively low temperature of 130 °C compared to BF slag at 1500 °C. Different ranges of operating conditions in terms of

Granulated Blastfurnace Slag Euroslag

2019-1-25  blast-furnace slag cement containing 50 wt.-% GGBS gen-erates only 0.54 t CO 2. These data include emissions from the calcination process, the fossil fuel burning, and the use of electricity. For some countries maybe the potential saving is much more higher. Thus the use of slag is a

Slag granulation Davy McKee (Stockton) Limited

The invention is particularly applicable to the granulation of slag tapped from an iron blast furnace. The granulated slag can be used as a Portland cement substitute in the manufacture of concrete. GB-B-2148330 discloses an apparatus and method for the granulation of slag. The granulator includes a rotary atomiser located within an enclosure.