kolkata of coke breeze sintering iron ore

APPLICATION OF FINE-GRAINED COKE BREEZE FRACTIONS IN …

The fuel used in iron ore sintering processes is coke breeze. Its combustion yields enough amounts of heat which is delivered to the sinter mix. One of the factors that signiﬁ cantly affect the course of coke breeze com-bustion is its grain size. Many studies and industrial practices have shown that coarse-grained coke breeze

Combustion behavior of granulated coke breeze in iron ore ...

This paper investigated the combustion behavior of coke breeze granulated with other raw materials for iron ore sintering in a broad temperature range up to 1350 °C in air and sintering flue gas atmosphere, based on the exploration of the physiochemical characteristics of the coke breeze granules in industry.

Sintering Machine, सिंटरिंग मशीन | M M T C India Limited ...

One sinter machine of 180 cum sintering area with specific productivity of 1.2t/sqm/hr with rotating circular cooler of Chinese technology. 13 nos. of bunkers for storage of various raw materials like iron ore fines, breeze coke, dolomite, limestone, sand, met. Waste etc and a mixing drum of 3.8m dia x 16 m length for mixing of raw materials.

Iron Ore Sintering With Charcoal - AusIMM

The iron blast furnace is the most widely used and efficient producer of liquid iron; however, emissions from sintering and coking cause environmental pressure for the integrated steel works. The combustion of coke fines (breeze) during sintering contributes to greenhouse gases (GHG) (eg carbon dioxide) and is a source of SOx and NOx emissions.

SINTERING AND PELLETISATION OF INDIAN IRON ORES

The major advantages of using sinter in BFs are Use of iron ore fines, coke breeze, metallurgical wastes, lime, dolomite for hot metal production Better reducibility and other high temperature properties Increased BF productivity due to higher softening temperature and …

Coke breeze | metallurgy | Britannica.com

In iron processing: Sintering …of fine coke (known as coke breeze) within the ore generates the necessary heat. Before being delivered to the sinter machine, the ore mixture is moistened to cause fine particles to stick to larger ones, and then the appropriate amount of coke is added.

Biomass for iron ore sintering - ScienceDirect

At a replacement rate of 25%, the crushed sunflower husk pellets showed the closest thermal profile to that of coke breeze alone in the size range of −0.8 to +0.6 mm. A specification of less than 1 mm has been recommended for the studied biomass materials when co-firing biomass with coke breeze for iron ore sintering.

Development of Chromite Sinter from Ultra-Fine Chromite ...

chromite sinter at high temperature is much higher5) and the unit electricity consumption is also lower than lump ore or cold bonded briquettes due to more open structure. In this respect, direct sintering of chromite ore fines in the presence of coke breeze (as in iron ore sintering) may be an alterna-

Granulation of Coke Breeze Fine for Using in the Sintering ...

and coke breeze granules were almost the same. The iron ore sinter which was produced by using coke breeze without sieving yielded low productivity for both sinter machine and blast furnace. Furthermore, using coke breeze without sieving in sintering of an iron ore decreases the vertical velocity of sinter machine and increases the reduction time.

A study on the effect of coke particle size on the therm ...

The sintering of iron ore is an important stage in the steelmaking process. In this procedure, the temperature rise due to the combustion of coke breeze causes the partial fusion and diffusion bonding in the sintering charge, producing a coarse agglomerate …

Substitution of Charcoal for Coke Breeze in Iron Ore Sintering

Substitution of Charcoal for Coke Breeze in Iron Ore Sintering LU,1)* Matt ADAM,1) Matt KILBURN,1) Sarath HAPUGODA,1) Michael SOMERVILLE,2) Sharif JAHANSHAHI2) and John Gordon MATHIESON3) 1) CSIRO Minerals Down Under Flagship, Queensland Centre for Advanced Technologies, Technology Court, Pullenvale, QLD, 4069 Australia.

Optimisation of FeO in iron ore sinter at JSW Steel Limited

Optimisation of FeO in iron ore sinter at JSW Steel Limited T. Umadevi*, P. Karthik, P. C. Mahapatra, M. Prabhu and M. Ranjan Coke breeze is the most common fuel used in sintering, and its usage depends on the alumina content and fineness of the sinter mix. The coke breeze consumption in …

Control of the grain size distribution of T the raw ...

of coke breeze and flux in sinter mixes have been studied15–17 as well as the use of coarse iron ore particles10,18,19. Bhagat et al.15 reported that the micro-porosity of the sinter and its reducibility increased with a decrease in the size range of the coke breeze. The …

Particulate Sintering of Iron Ore and Empirical Analysis ...

The aim of this work is sintering of iron ore and empirically analyzing sintering time based on coke breeze input concentration and ignition temperature. II. Materials and Methods 2.1 Sinter Production Sinters were produced from iron ore and other ingredients such as limestone, coke etc considering a range of ignition temperature (864-11000C ...

THE THERMOVISION MEASUREMENT OF TEMPERATURE …

furnace process. In the sintering process fuel is in the form of coke breeze (or in the form various types of biomass) used for production of iron-ore sinter. Temperature measurement and monitoring is very important in the iron sintering process. Temperature can be a very good indicator of the behavior of the sintering process.

Iron processing | Britannica.com

Iron ore sintering consists of heating a layer of fines until partial melting occurs and individual ore particles fuse together. For this purpose, a traveling-grate machine is used, and the burning of fine coke (known as coke breeze) within the ore generates the necessary heat. Before being delivered to the sinter machine, the ore mixture is ...

Development of carbon composite iron ore ... - SpringerLink

Jan 29, 2015· Iron ore microfines and concentrate have very limited uses in sintering processes. They are used in pelletization; however, this process is cost intensive. Furthermore, the microfines of non-coking coal and other carbon-bearing materials, e.g., blast-furnace flue dust (BFD) and coke fines, are not used extensively in the metallurgical industry ...

Iron-process of coke breeze sintering iron ore - YouTube

Oct 01, 2012· Iron-process of coke breeze sintering iron ore ... Institute s Coleraine Minerals Research Lab is a full service minerals research laboratory withplete capabilities for sintering …

crusher for coke breeze - tempimoderniassociazione.it

Iron Sintering. Sintering involves the heating of fine iron ore with flux and coke fines or coal to ... The solidified sinter is then broken into pieces in a crusher and is air-cooled. ... organic compounds (VOCs) formed from volatile material in the coke breeze, oily...

Sintering studies of Iron Ore Fines of Hospet-Sandur ...

find out the optimum parameters utilising the iron ore fines of Hospet-Sandur-Bellary sector, as sintering has many advantages in blast furnaces like a) Use of iron ore fines, coke breeze, metallurgical waste, lime and dolomite fines for hot metal production, b) Better reducibility, c) …

Utilization of charcoal in the iron-ore sintering process

time and the replacement of coke with charcoal may lead to increase in sinter productivity. Overall, the results from the laboratory scale tests suggest that replacement of coke breeze energy with an equivalent amount of energy from charcoal in the iron-ore sintering process

Effective Utilization of Semicharcoal in Sintering ...

Abstract. The influence of semicharcoal substitution for coke breeze on sintering performance was investigated by pot-grate sintering test. At a fixed fuel ratio, sinter productivity and strength decreased with the substitution increasing from 0 to due to better combustibility.

Coke Oven and Sintering Machine Exporter | M M T C India ...

INDUSTRY MARVEL INNOVATION OF WASTE TO WEALTH

INDUSTRY MARVEL – INNOVATION OF WASTE TO WEALTH Selective utilization of waste to reduce fuel consumption Authors: NITESH Kr. NIRALA (AGM – Operation, Vedanta –Sesa Iron Ore Business), SANJEEV TIWARI (AM – Operation, Vedanta –Sesa Iron Ore Business), DHIRAJ AGARWAL (AM-Operation, Vedanta-Sesa Iron Ore Business) Abstract: The coke breeze is the common solid fuel for iron sintering …

CHAPTER-11 FUNDAMENTALS OF IRON ORE SINTERING

CHAPTER-11 FUNDAMENTALS OF IRON ORE SINTERING R. P. Bhagat INTRODUCTION The process of sinter making originated from a need to make use of fines generated in mines and in ore benefiCiation plants. With the development of sintering technology, a sintering plant has become a tremendous success for providing a phenomenal increase in

SINTERING OF EGYPTIAN IRON ORE - Czasopisma online AGH

Mar 01, 2006· amount of sinter return 100, % amount of (iron ore limestone sinter return coke breeze) ⋅ ++ + The results of these experimental are illustrated in Figures 4–6. From these figures, it is clear that the maximum vertical velocity, maximum produc-tivity of sintering machine and productivity at blast furnace yard are present at 30% sinter return.

What is a Coal Coke Breeze? - Definition from Corrosionpedia

Coal coke breeze is a common backfill material used in cathodic protection. It is a type 1 carbonaceous backfill material. Coal coke breeze backfill has low resistivity and low ash content, and may be treated by the addition of 10% (by weight) commercial grade slaked lime. The fuel used in the iron ore sintering processes is coke breeze.

Green Iron Ore Sintering - AusIMM

The iron blast furnace is the most widely used and efficient producer of liquid iron. The integrated steel works is however under environmental pressure largely due to emissions from sintering and coking. The combustion of coke breeze during sintering contributes to greenhouse gases (eg carbon dioxide) and is the source of much of the emissions...