Granulated Blast Furnace Slag And Disposal-GOLD MINING



Blast furnace slag is a byproduct of iron manufacturing via thermochemical reduction in a blast furnace. Blast furnace slag is formed in a continuous process by melting lime and/or dolomite the waste from carbon sources and nonmetallic components of iron load e.g. iron ore iron sintering.


Oct 07 2019Ground granulated blast furnace slag consists of silicates and aluminates of calcium and other bases. The size of its particles is less than 45 microns and specific surface area is about 400 to 600 m 2 /kg. In simple words ground granulated blast furnace slag is a waste product in the manufacture of pig iron.

Removing the impurities chloride alkalies from

Keywords: GBFS Granulated Blast Furnace Slag Sodium Lauryl Sulphate Foam Separation Method Balance pH Value of Crushed Slag Protect Natural Sand. 1. INTRODUCTION The major task of the government and researchers is to use the industrial byproducts that influence health and the environment by improper disposal. Preventing the depletion of

Effects of ground granulated blast furnace slag GGBS on

The use of ground granulated blast furnace slag ggbs is well established in many cement applications where it provides enhanced durability including high resistance to chloride penetration resistance to sulphate attack and protection against alkali silica reaction ASR.

Granulated Blast Furnace Slag

These factors result in reducing CO 2 emissions produced during the manufacturing process by approximately 42. Granulated Blast Furnace Slag. Export loading site of Granulated Blast Furnace Slag. Contact Planning Dept. Iron and steel Dev. TEL: 81354455213 FAX: 813


Blast Furnace Slag In the blast furnace the slag floating over molten pig iron hot metal is flushed out in slag pot and then sent to slag granulating plant or to cooling pits. Depending upon the cooling process three types of slags are generated namely aircooled slag granulated slag and expanded slag. Aircooled slag is produced by

Ground Granulated Blast Furnace Slag GGBS

May 09 2018Ground Granulated Blast Furnace Slag GGBS The importance of Ground Granulated Blast Furnace Slag GGBS lies in its greener way to become a substitute in concrete material. GGBS being a waste material it needs proper method for disposal. So incorporating this waste material in concrete can reduce the depletion of conventional concrete components such as cement fine

Economic and environmentally beneficial treatment of slags

Lead blast furnace slag can be rendered safe for disposal by treating it using the Enviroplas process which strips most of the hazardous lead from the slag and traps the rest in an insoluble glassy slag and recovers economic quantities of zinc by absorbing in a lead splash condenser

Granulated Blast Furnace Slag

Sep 24 2013J.W. Meusel J.H. Rose Production of granulated blast furnace slag at sparrows point and the workability and strength potential of concrete incorporating the slag in Fly Ash Silica Fume Slag and Other Mineral ByProducts in Concrete SP79 vol 1 ed. by V.M. Malhotra American Concrete Institute Farmington Hills Michigan 1983 pp. 867

High Strength Concrete Incorporating Ground Granulated

Ground granulated blastfurnace slag GGBFS: Hydraulic cement formed when granulated blastfurnace slag is ground to a suitable fineness commonly referred to as slag cement or GGBFS.In India annual productions of pig iron is 7080 million tons and corresponding blast furnace slag are about 2124 million tons. The blast furnace slag could be

Use of Blast Furnace Slag Aggregate in Concrete

The use of blast furnace slag aggregates in concrete by replacing natural aggregates is a most promising concept because its impact strength is more than the natural aggregate. Steel slag aggregates are already being used as aggregates in asphalt paving road mixes due to their mechanical strength stiffness porosity wear resistance and water

Well drilling cuttings disposal

Feb 10 1993Blast furnace slag in an amount of about 5 percent by weight based on the cuttings was added to the slurry. The blast furnace slag was NEWCEM brand blast furnace slag a tradename of Blue Circle Atlantic Inc.. The mixture was interlayered and not mechanically mixed to model the addition of blast furnace slag to a reserve pit as a drilling site.


Aug 06 2015Granulated blast furnace slag is used as a component in portland cement manufacture. It is also used as a component of other building and construction materials. Both forms may be used in the manufacture of blended Disposal Dispose of contents/container in accordance with local/state/national regulations.

Granulated Blast Furnace Slag

Granulated phosphorus slag is a latent cementitious material but less reactive than granulated blastfurnace 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 502483 1983 :

Types of iron and steel slag : NIPPON SLAG ASSOCIATION

When it is ejected from a blast furnace the slag is molten at a temperature of approximately 1500. Depending on the cooling method used it is classified either as aircooled slag or granulated slag. Aircooled slag The molten slag flows into a cooling yard where it is cooled slowly by natural cooling and by spraying with water.


1.4 granulated blast furnace slag gbfs 4 1.5 scope and objectives of the investigation 6 1.6 organization of the thesis 7 2 review of literature 2.1 general 9 2.2 lithomargic clay and lateritic soil 9 2.3 soil stabilization using cement slag 11 and other additives

Comparative Studies on Microstructure and Mechanical

Granulated blast furnace slag GBF slag is obtained by quenching molten iron slag a byproduct of iron making from a blast furnace in water or steam to produce a glassy granular product. National Slag Association NSAUSA was established in the year 191810 . It is in the process of in


GRANULATED BLAST FURNACE SLAG Not Available 90 65997692 GYPSUM CaSO 4 2H 2 O 2 5 10101414 CRYSTALLINE SILICA QUARTZ SiO 2 1 14808607 CHROMIUM VI HEXAVALENT Cr6 Trace 18540299 4. FIRST AID MEASURES Eye Flush thoroughly with flowing water for at least 15 minutes. Seek medical attention if symptoms persist.

International Journal of Innovative Research in Science

Ground Granulated Blast Furnace Slag GGBS is a byproduct of the manufacturing of iron in a blast furnace where iron ore limestone and coke are heated up to 1500 C.When these materials melt in the blast furnace two products are produced molten iron and molten slag. The molten slag is lighter and floats on the top of the molten iron.

waste iron slag

The Waste Framework Directive 2008/98/EC also regulated the recycling of iron and steel slags. Fig. 6 shows the recycling of blast furnace slag for 2018. The production volume was 20.7 Mta of which 86.0 was sand slag from slag granulation and 14 was aircooled BFS.


stabilized blast furnace slag for better results. Granulated blast furnace slag is one of the major byproducts of steel plantindustry. Its disposal poses a big problem and if not carried out causes environmental pollution. Detailed laboratory studies have been carried out on this material to find its suitability as a construction material.

a guide to the use of iron and steel slag in roads

However the use of GBFS Granulated Blast Furnace Slag and GGBFS Ground Granulated Blast Furnace Slag as stabilising binders in recent years has significantly increased the area of usage. The types of slag covered in this guide are: 1. Blast Furnace Slag known as BF Slag or BFS or Rock Slag iron process. 2.

What is slag cement or ground granulated blast

A. Blastfurnace slag is the nonmetallic product consisting essentially of silicates and aluminosilicates of calcium and other bases that develop in a molten condition simultaneously with iron in a blast furnace. Granulated slag is the glassy granular material formed when molten slag is rapidly chilled. Slag cement or GGBFS is granulated blast

Contributions of fly ash and ground granulated blast

Apr 15 2016Hydration heat evolutions and nonevaporable water contents of binders and reaction degrees of fly ash and ground granulated blastfurnace slag GGBS were tested to investigate the contributions of fly ash and GGBS to the early hydration heat of composite binders at 25C and 50C. Results show that fly ash makes a very small contribution to

ground granulated blast furnace slag

Jul 01 2021UK: Hansons Regen Ground Granulated Blast furnace Slag GGBS product is being used by BAM Nuttall and Network Rail in the first and second phase of building a new sea wall in Dawlish Devon. So far 4600m 3 has been supplied to the project that is intended to protect a railway line from the sea. The bespoke mix being utilised for the project uses Regen GGBS to create a pumpable

An Experimental Investigation on Utilization of Waste

GRANULATED BLAST FURNACE SLAG GBFS from a local Iron and Steel plant was supplied by M/S Aavishk Buildtech Bangalore. GBFS was tested as per IS: 23861963 which confirmed to Zone I as per IS: 3831970.The results are tabulated. Granulated Blast Furnace Slag Table.7. Physical Properties of GBFS Sl No. Property Unit Value Obtained

Ground Granulated Blast

GROUND GRANULATED BLAST FURNACE SLAG 71112 Following is a list of slag cement suppliers approved to supply the indicated brand of GGBFS to Department work in accordance with the current provisions of both GROUND GRANULATED BLAST FURNACE SLAG 71112 and Materials Method 10.. Manufacturer/Locations and Approved Supply Locations shown as hyperlinks are

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