pelletising plant through grate kiln route


Iron Ore Pellatisation Application in Steel Industry ...

'Grate Kiln' process was then a 'first- of- a-kind' application for Thermax, despite having supplied numerous Air pollution control equipment on 'Straight Grate' Pellet plant. The challenge in this case was the high dust load generated due to churning of pellet inside the …

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straight grate pellet process - BINQ Mining

Feb 23, 2013· Iron ore pelletizing Grate-Kiln system TM – Our crusher Corporation. the straight grate system. … technology for Grate-Kiln® pellet plant will … process gases as …

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Pelletizing Process

systems are used by many plants along with straight grate systems. Table 1 compares a grate-kiln-cooler system and a straight grate system. Raw material Balling disc Green ball Comments Straight-Grate Grate-Kiln-Cooler No. Items Pellet quality 1 Grate-Kiln-Cooler process enables all pellets to be uniformly and adequately heat-hardened by

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Beneficiation and Pelletising Consultants - Bankable ...

FEC has extensive knowledge of beneficiation processes and we can advise on the most appropriate process route for a particular ore, allowing you to optimise your operations. Further downstream after beneficiation, our expertise includes both straight grate and grate kiln pelletising processes and we can advise on the most appropriate process for your plant based on the available ore and the ...

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Green Pellet - an overview | ScienceDirect Topics

Jan 01, 2012· Traveling grate and grate-kiln processes rely on the pellets being carried through a number of thermal zones by a moving perforated grate; in the case of the straight-grate, the final stage of induration occurs in a rotary kiln. The grate-kiln technology is shown in Figure 1.2.8 [18].

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CONTRIBUTIONS TO THE TECHNOLOGY COMPARISON …

grate), In the Swedish province of Norbotten, where LKAB operates 4 grate-kiln and 2 straight grate plants with a total capacity of 16.5 million t/a (2/3 grate kiln, 1/3 straight grate) and in Canada, where IOC operates 4 straight grates at Carol Lake, New Foundland, with a combined capacity of 13 million t/a.

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Reduction Behavior of Dolomite-Fluxed Magnetite: Coke ...

Meanwhile, the grate-kiln system pellet plants produce globally almost 115 million tons of iron ore pellets annually.[2] The process is known to be very efficient compared to the straight grate system, as it takes advantage of the traveling grate as well as the rotary kiln. OneSteel Whyalla Steelworks has operated a grate-kiln pellet plant ...

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COMBUSTION AND EMISSION CHALLENGES AT LKAB

modelling work, pilot scale and full scale trials in both Straight-Grate and Grate-Kiln pelletizing plants. As secondary measures LKAB installed 2008 the world's first and the only SCR system in a Grate-Kiln plant, which is still being evaluated. Another secondary measure that has been tested in an existing plant is the SNCR technology, with an

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Agglomeration Technologies - Current situation and future ...

Grate Kiln process 1st Vertical Shaft Furnace (1947): ... and routes Drum and intensive mixer HPS Granule design Selective Granulation Limestone/coke ... is a state-of-art equipment to improve pellet quality through fines and small pellets reduction. Source: Danieli & C. Spa State of art: Straight grate technology Double deck roller screen

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Grate-Kiln System for iron ore pelletizing - ...

Kiln speed is variable to vary pellet retention time. The kiln is a single chamber with an open feed end connected by housing to the grates preheat furnace Through this connection is the inflow of material to the kiln and outflow of kiln gas to the preheat furnace. The kiln's discharge end is open and connected to the cooler by a firing hood.

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Grate kiln pelletizing plant - Outotec

Outotec is the original technology supplier for Grate-Kiln systems having acquired the technology from Allis-Chalmers. Features. These plants typically produce pellets of a more consistent quality at a lower cost than other types of pelletizing systems. …

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(PDF) Iron Ore Pelletizing Process: An Overview

Oct 06, 2017· selecting pellet plant ... upon slagging during the iron-ore pelletizing process in a grate-kiln setup is unknown. ... silicon to solar grade silicon through metallurgical route . View project ...

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1 PROJECT DESCRIPTION

grate kiln, travelling grate and shaft furnace. The technique of Grate-kiln technology is adopted by MSPL Limited for 1.2 million TPA pellet project. 2.2 Clearances/Consents available The following Clearances / Consents have been obtained from State Government/Central Government for the …

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Jeevaka Industries Private Limited (Sponge Iron Division)

Through sea route, rail route & by road (through covered trucks) ... (6,600 TPA) Local market By road (through covered trucks) For Pellet Plant ... bentonite & coke will be used as raw materials in Rotary grate kiln to produce 600 TPD of Pellets. 1.3.3 Steel Melting Shop In Steel Melting Shop (SMS), Sponge Iron will be melted along with melting ...

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ROLE OF IRON ORE PELLETS TO ACHIEVE TARGET OF …

Grate Kiln Process The grate-kiln process has three units for meeting radically different thermal conditions. Drying, pre-heating and oxidation are carried out in a traveling grate while pellets are fired in a rotary kiln by radiation. Hot pellets are cooled in a rotary …

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CFD-MODELLING OF SELECTIVE NON-CATALYTIC REDUCTION …

The balls are recycled through the drums until they have the right size, which is about 0.01 m in diameter, thereafter the green pellets are loaded into the grate-kiln. The four steps in the grate-kiln process are: drying, heating, firing, and cooling, see Figure 1. In the first step the green pellets are dried by forcing air through the pellet

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Traveling Grate For Sale - Traveling Grate Pelletizing ...

The traveling grate is a kind of crawler-type thermal equipment, used for drying and preheating green pellets in iron ore pelletizing plants. It is comprised of chains that can convey pellets like a conveyor belt. While the difference is that the traveling grate allows hot …

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Leading Supplier for Iron Ore Pelletizing Equipment | CVIC ...

CVIC Group is a leading supplier specializing in R&D, manufacturing, and sales of iron ore pelletizing and sintering plant equipment and industrial ceramics. Its manufacturing Centre is located in Tangshan, in the province of Hebei, China, which is the largest steel-producing city and one of the most important heavy industrial cities in China.

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Electrosteel Steels Ltd.

Process Route. The plant will be based on Heat Recovery Coke Oven, linear strand Sinter machine, Grate Kiln Pellet Plant, medium size BFs, Basic Oxygen Furnace, Billet Caster, Wire Rod Mill and Rebar Mill with gas fired reheating furnace for production of finished steel.

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Xindia Steels

Grate Kiln (GK) Process The unit comprises three equipment viz grate, rotary kiln and circular cooler. The green balls are first dried and preheated on the straight grate by gases discharged from the rotary klin followed by hardening in a counter flow manner in the …

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Sinter Plant - an overview | ScienceDirect Topics

Apr 02, 2010· In Grate-Kiln process, green pellets are fed on oil or gas-fired endless Straight Grate machine where they are dried and preheated. The preheated pellets are then fed to a rotary kiln where their temperature is raised in oxidizing atmosphere to 1290–1400 °C. In induration, ore grains are sintered together with oxidation and slag-forming bonds.

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Product & Services – Tata Steel Long Products Limited

The pellet plant (using the grate kiln technology) is used to agglomerate and indurate iron ore fines into pellets, while the sinter making enables us to agglomerate iron ore fines into a coarse product, i.e. the sinter. Hard and semi-hard coking coal is heated in the coke oven facility which consists of two batteries containing 48 ovens each.

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Iron Ore Pellets and Pelletization Process – IspatGuru

Nov 26, 2014· For the pelletizing of iron ore there are two main types of processes namely, the straight travelling grate (STG) process and the grate kiln (GK) process. In the STG process, a stationary bed of pellets is transported on an endless travelling grate through …

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Unit Operations For Iron Ore Pellet Plant

Traveling Grates . After feeding the pellets to the traveling grate, the unit operations of green ball drying, concentrate dehydration, partial calcination, and partial induration are performed on a traveling grate, whereupon heat transfer occurs in zones of the grate from the cross flow of process gas hot air repeatedly passed through the pellet bed in a modified countercurrent fashion.

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AN OUTLOOK TO IRANIANIRON ORE AND IRONMAKING …

Grate 2 x 2.5 Lurgi 2001 Mobarakeh Travelling Grate 4.5 Lurgi/Italimpiant i IRITEC 2001 Ardakan Grate Kiln 3.4 KanroodSaze, MSPI Co. 2007 Gol GoharI Travelling Grate 5.0 Outotec Copper Investment Consortium 2009 Gol GoharII Travelling Grate 5.0 Outotec Keyson-SBR 2015 ZISCO Grate Kiln 2.5 Sinosteel Mana 2015

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why sinter is preferred over pellet

Jun 13, 2013 ... carousel configurations), grate-kiln or steel belt sinter plant. .... For optimal pelletizing behaviour certain particle properties are preferred. ... advantages of the travelling grate pellet induration machine over the shaft filrnace. Read more

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Iron Ore Pelletizing Grate-Kiln System Brochure - ...

Plant overview Grate-KilnTM iron ore pelletizing system The first Grate-KilnTM system pellet plant was installed in 1960. The plant took iron ore concentrate and produced superior iron ore pellets (which are spheres of high iron content and uniform quality) for blast furnace and direct reduced iron feed. Since then, Grate-Kiln systems have been used for over 50 plants, on both magnetite and ...

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Pellet Process Uses and Exposures May 2010

1 Pellet Process - Uses and Exposures - prepared by Corus Staal May 2010 Pellet Process - Uses and Exposures 1 PROCESS - MANUFACTURING & USES 1 1.1 Manufacturing of pellets 2 Pellets are formed from the raw materials − fine ores and additives of < 0.05 mm - into 9-16 mm spheres

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AN INTRODUCTION TO THIN SLAB TECHNOLOGIES

Chadormalou steel making plant (Tenova) -Khorasan pelletizing plant December 2007-March 2011 ... Comparison between travelling grate and grate kiln method of pelletizing 2. 3. Pelletizing- Technical and commercial outlook 3. Iran pelletizing plants ... automotive application including IF grades can be cast through thin slab caster route.

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How Iron Ore Pelletizing Has Recently Gained New Kiln ...

been optimized through modeling). The cost to the plant is negligible and payback through increased production, reduced fuel consumption or product quality is very attractive. With a scientific history of 30 years in rotary kilns and 10 years in traveling straight grate pelletizing plants, FCT has well proven that the burner design

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