separation of water from granulated slag

Processing of Granulated Blast Furnace Slag and its
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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 cement Typically granulated slag is ground to an air-permeability blaine fineness exceeding that of Portland cement to obtain increased hydraulic activity at early ag...

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The fine mesh on the exterior of the drum retains the granulated slag and allows the water to filter through The granulated slag layer at the bottom of the drum creates a self filtering effect After dewatering the residual moisture of the granulated slag is around 8 to 10 The dewatered water is cleaned cooled and recycled...

Application of a Method to Accelerate Granulated Blast
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This ratio is an indicator of the possibility of material separation due to water flow through the material Ishihara 2001 We conducted experiments on the separation of the PBFS from the mixture In this series of experiments specimens with 3234 slag Granulated blast furnace slag -...

A method for accelerating the solidification of granulated
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T1 - A method for accelerating the solidification of granulated blast furnace slag AU - Kikuchi Y AU - Mizutani T AU - Oka S AU - Nakashima K PY - 2012/1/1 Y1 - 2012/1/1 N2 - On-site observations indicate that Granulated Blast Furnace Slag GBFS solidifies over time but the process of solidifying its entire mass is quite slow...

An Experimental Investigation on Utilization of Waste
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Fluxing agents separate impurities and Slag is produced during separation of molten steels Blast furnace slag is a nonmetallic co- product primarily consists of silicates alumino silicates Granulated Blast Furnace slag 3 Water CEMENT The cement is tested as per IS...

Valorization of granulated slag of Arcelor
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Recently many works have been studied for the development of low-cost adsorbents for water treatment including natural materials biosorbents and waste materials from industry and agriculture Crini 2006 Han et al 2009 Atshan 2014 Granulated slag GS is an industrial by-product in the production of cast iron which causes a disposal problem...

Preparation and Hydration Mechanism of Mine Cemented Paste
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Using secondary smelting water-granulated nickel slag SWNS after iron extraction as the main raw material made composite activator flue gas desulphurization gypsum FGDG and carbide slag CS are the main activators Na 2 SO 4 and cement clinker CC are the auxiliary activators with cementing agents CA and then made into mine cemented paste backfill CPB material with iron ore...

Properties of Hardened Concrete with Blast Furnace Slag
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The physical properties of Ground Granulated blast furnace slag GGBFS provides advantages to the concrete in fresh state as well as in its hardened state It is always recommended for a concrete mix design that would provide us with a denser...

The use of granulated blast furnace slag based binders
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to the backfill as in tests 2 and 4 thereby reducing water run-off and hence backfilling shrinkage This does however affect the strength as water is retained in the fill Fillcem binder can be increased should higher strengths be required Cost of slag binders vs conventional binders Backfill binders based on slag are more economical than...

Adsorptive removal of five heavy metals from water using
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Jul 13 2017 0183 32 Heavy metals can be serious pollutants of natural water bodies causing health risks to humans and aquatic organisms The purpose of this study was to investigate the removal of five heavy metals from water by adsorption onto an iron industry blast furnace slag waste point of zero charge PZC pH 60 main constituents Ca and Fe and a coal industry fly ash waste PZC 30 main...

Effect of Water Granulation Conditions on Density and
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Water granulated slag for fine aggregate of concrete dif-fers from water granulated slag for cement in that a high density granulated slag with a unit weight 145 kg/l or more is demanded for use in concrete Since many closed pores exist in water granulated slag it is necessary to reduce the...

Types of iron and steel slag NIPPON SLAG ASSOCIATION
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The molten slag flows into a cooling yard where it is cooled slowly by natural cooling and by spraying with water This results in a crystalline rock-like air-cooled slag Granulated slag The molten slag is cooled rapidly by jets of pressurized water resulting in a vitreous granulated slag...

Slag granulation plant
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The invention relates to the granulation of molten slag directly from metallurgical furnac Known installation granulated slag containing slag chute which consistently are hydrogenerator a hopper - sump with grate and overflow device and coupled with well installed the airlift connected in turn with the dehydrator carousel with feeding hopper and the discharge hopper and well air pump...

Fly Ash Slag Silica Fume and Natural Pozzolans Chapter 3
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slag does not have the hydraulic properties of water-cooled slag Granulated blast furnace slag was first developed in Germany in 1853 Malhotra 1996 Ground slag has been used as a cementitious material in concrete since the begin-ning of the 1900s Abrams 1925 Ground granulated blast-furnace slag when used in general purpose concrete in...

RECENT DEVELOPMENTS IN DRY SLAG GRANULATION A
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granulated and quenched with pressurized water jets In tank granulation molten slag is directly poured into large quantities of stirring water The slag/water slurry is then dewatered and dried such that the water content in the granulated slag is reduced to acceptable levels for storage landfill or slag sale Wet granulation addresses some...

Magnetic Separation To Make Granulated Slag Less
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The Ferro alloy plant at Bamnipal produces 50 000 MT of High Carbon Ferro Chrome annually along with slag which is granulated Separation between slag and metal is not perfect and the...

Effect of partial replacement of GGBS slag as fine
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recommendations for use pertain solely to ground granulated iron blast-furnace GGBF slag 7 21 History The use of ground granulated blast furnace GGBF slag as a cementitious material dates back to 1774 when Loriot made a mortar using GGBF slag in combination with slaked lime Mather 1957 In 1862 Emil Langen proposed a granulation...

Ground Granulated Blast
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Ground granulated blast-furnace slag GGBFS sometimes simply referred to as slag is a glassy granular material formed when molten blast-furnace slag is rapidly chilled as by immersion in water It is a non-metallic product consisting of silicates and aluminosilicates of...

Ground Granulated Blast Furnace Slag GGBS Chemical
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May 09 2018 0183 32 This slag is periodically tapped off as a molten liquid and then rapidly quenched with large volumes of water This process optimizes the cementitious properties and produces granules like coarse sand This granulated slag is then dried and ground to a fine powder It is also knows as slag cement because it has similar properties as cement clinker...

PDF Recovery of metal from slag/mixed metal generated in
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The small quantity of metal recovered 1 did not justify the treatment of slag 52 Studies with enriched granulated slag The benriched granulated slagQ was also benefici- Fig 4 Test results of magnetic separation followed by jigging of ated through the same process route as mixed metal granulated slag...

Characterization of Ladle Furnace Slag from Carbon Steel
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A promising type of steel slag for applications is the ladle furnace LF slag which is also known as the basic slag the reducing slag the white slag and the secondary refining slag The LF slag is a byproduct from further refining molten steel after coming out of a basic oxygen furnace BOF or an electric arc furnace EAF The use of the LF slag in further applications requires...

Granulated Blast Furnace Slag
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Granulated phosphorus slag is a latent cementitious material but less reactive than granulated blast-furnace slag at early age due to the lower Al 2 O 3 content and the presence of P 2 O 5 and F A hydraulic index of phosphorus slag is defined as follows Shi et al 2006 RCT 5024-83 1983...

Preparation of granulated adsorption material of water
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The experimental results showed that under the conditions with the mass ratio of water-quenched slag to rectorite of 1 1 10 additive of industrial starch IS and 50 water and a calcination...

Process for granulation of slag
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The first or upper current of the granulation stream may consist of recycled water which emanates for example from a filter bed of the filtration stage to which the granulated slag is conveyed by the granulation water stream the temperature of this recycled water...

Methods of granulation of molten slag and use of
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A method of using the granulated slag water in balneology is proposed Key words molten slag granulation emission rate melt temperature sulfur dioxide magnetic separation granulated slag water...

Study on Application of Water Granulated Slag in Rare
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This paper aims to study the technological conditions and adsorption mechanism of the rare-earth ammonia-nitrogen wastewater adsorption by unmodified water granulated slag and modified water granulated slag The results showed that the optimum adsorption reaction time is around 60min for both of unmodified and modified slag the optimum dosage of unmodified slag is 0015g/mL whereas it is...

PDF Ground Granulated Blast Slag GGBS In Concrete
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Introduction General Ground Granulated Blast furnace Slag GGBS 1 is a by product from the blast furnaces used to make iron These operate at a temperature of about 1500 degrees centigrade and are fed with a carefully controlled mixture of iron ore coke and limestone...

Ground Granulated Blast Furnace Slag
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Ground Granulated Blast Furnace Slag GGBS is a cement substitute that improves durability and also the environmental credentials of concrete mix 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...

Analysis of the physical and chemical properties of water
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Analysis of the physical and chemical properties of water granulated iron blast furnace slag a case history...

Slag Cement Granulated Blast Furnace Slag
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Slag Cement Granulated Blast Furnace Slag 11 Benefits of the Concretes Produced with Blast Furnace Slag Cement Hydration The reaction between blast furnace slag cement and water is a complicated process This involves the activation of the slag with alkalis and sulphates in order to form its hydration product Some of these are...

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