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sponge iron manufacturing process pdf

SPONGE IRON PLANT

sponge iron, originating from Iron Ore, namely, silica and alumina and the sulphur and phosphorous contents adversely affect the economics in subsequent steel making operation. Therefore, the ore should be high in iron content and low in ... MANUFACTURING PROCESS Coal based Direct reduction process is classified based on the

Direct Reduced Iron | Industrial Efficiency Technology ...

Direct Reduced Iron (DRI), also known as Sponge Iron, offers an alternative steel production route to BF-BOF and Scrap-EAF routes. In DRI, iron ore is reduced in its solid state – unlike BF process where a liquid metal is formed during reduction.

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN …

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN B. L. SENGUPTA A. B. CHATTERJEA, G. P. MATHUR V. A. ALTEKAR* ABSTRACT ON the background of the imbalance in the occurrences of vast deposits of high grade iron

Production of Sponge Iron Powder by Reduction of a By ...

High purity sponge iron powder is currently manufactured from high purity iron ore following the basic steps of magnetic separation and milling, primary reduction process, hydrogen annealing, and final milling and classification.

Energy Audit Methodology of Sponge Iron Manufacturing ...

Conducting complete energy audit (both process and utility) of a sponge iron unit is challenging as there is no laid down procedure to audit the process side. Further, the average heat to power ratio (kW th /kW e) of sponge iron plants ranges from (25:1) to (31:1). This shows that the manufacturing ...

Project Proponent M/s BRGD Sponge and Iron Pvt. Ltd.

1,20,000 TPA sponge iron. Manufacturing Process The proposed plant uses the coal based process in which iron oxide in pellet/iron ore will be reduced with non coking coal in a rotary kiln to make sponge iron. The raw materials (Pellet/iron ore, coal and dolomite), in desired quantities and sizes, are fed into the rotary kiln ...

Direct Reduced Iron and its Production Processes ...

Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it. Hot briquetted iron (HBI) is a densified form of DRI to facilitate its handling and transport.

iron and steel manufacturing process.ppt | Steel | Iron

iron and steel manufacturing process.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. ... solid Sponge Iron. Smelting Reduction Technologies In this process, the hot metal (liquid iron) is produced from iron ore in two steps. Ores are partly reduced in the first step ...

sponge iron process

Jul 29, 2010· In general sized iron ore of 5-18mm is used in the process of manufacture of sponge iron on all types of rotary kiln with +16mm not exceeding 15-20%.The mean particle size of iron ore shall be restricted to 11mm in order to achieve uniform Fe metallic of all grain size fraction of the product.

The MIDREX Process - The world's most reliable and ...

The MIDREX® Process - The world's most reliable and productive Direct Reduction Technology ... and productive Direct Reduction Technology Designed for Today, ... flexibility to process iron oxide pellets and lump ores of varying quality.

Pig Iron Manufacturing Process

Pig Iron Manufacturing Process. View Larger Image; Table of Contents. Electric Furnace Production of Pig Steel ... not so great an opportunity for the iron to come in contact with the coke as is the case in blast-furnace smelting when sponge iron is carburized at the tuyeres, so that a comparatively pure product settles out in the crucible of ...

The Making of Iron & Steel - SEAISI

THE MAKING OF IRON AND STEEL . 2 1 Overview ... The electric arc furnace uses primarily electrical energy to supply heat to melt scrap steel, sponge iron, or mixtures of scrap and other iron units. Compared to the BOS process, the EAF requires less chemical reaction for refining.

SPONGE IRON PLANT PPT - YouTube

Oct 25, 2016· Steel manufacturing Company in India, JSPL has world's largest Coal-based Sponge Iron manufacturing facility at Raigarh, Chhattisgarh with capacity of 1.37 MTPA. status of sponge iron …

SPONGE IRON UNIT - SEIL

Steel Exchange India Limited is having a Sponge Iron manufacturing unit in technical collaboration with world renowned M/s Mannesmann Demag of Germany (CODIR Process).

Powder manufacturing - Metal Powder - Höganäs

Powder manufacturing; Powder manufacturing. The Höganäs Sponge Iron Process. High grade iron ore is heated in the presence of coke. The resulting product--stripped of oxygen atoms--is a pure iron with a porous structure called sponge iron. This is then crushed and ground to powder.

Iron - Manufacturing process related to the specified ...

Sponge iron powder . The Höganäs process is a direct reduction method for production of sponge iron powder using magnetite ore (Fe3O4) and carbon as raw materials.

GREEN STEEL MAKING - Gas Based Technology for Sponge …

GREEN STEEL MAKING - Gas Based Technology for Sponge Iron Industry (By Welspun Maxsteel Ltd) Worldwide, there is an increasing emphasis on environmental issues. In the area of gaseous

Energy Audit Methodology of Sponge Iron Manufacturing ...

sponge iron manufacturing process or kiln operation with a view to finding out major energy sav-ing potential of the unit. In the research work we find that it is the incomplete reaction of coal that causes the major energy inefficiency in the process. Substantial amount of un-reacted carbon

Sponge Iron Plant - entrepreneurindia.co

Sponge iron is the product created when iron ore is reduced to metallic iron, usually with some kind of carbon (charcoal, etc), at temperatures below the melting point of iron. This results in a spongy mass, sometimes called a bloom, consisting of a mix of incandescent wrought iron and slag.

Bureau of Energy Efficiency (BEE) - SAMEEEKSHA

MANUAL ON ENERGY CONSERVATION MEASURES IN SPONGE IRON MANUFACTURING CLUSTER ORISSA Bureau of Energy Efficiency (BEE) Ministry of Power, Government of India

Sponge Iron Manufacturing - [PDF Document]

iron manufacturing process pdf The major Raw Materials required for production of Sponge Iron by the rotary kiln. The quality requirement of Sized ore for sponge iron production. sponge iron manufacturing process ppt Rotary ...

process production sponge iron - hotelstelladitalia.eu

Process for production sponge iron and reduced iron powder sponge iron and charging Process Iron Production - tivlabs.in manufacturing process of sponge iron ppt - vajirasri.org. manufacturing process of sponge iron seminar ppt artificial granite marble production equipment price ...

Metal Powder Production - California Energy Commission

Iron and steel powder represented nearly 30% of shipments at $520 million (80% on tonnage basis). Aluminum and aluminum-base alloys comprised 11% of shipments at $195 million.

Direct Reduced Iron (DRI) Production Plant The use of DRI ...

A direct reduced iron (DRI) production plant is a shaft reduction furnace to produce DRI with large metal iron content by directly reducing iron ore (or iron ore pellets) with reducing gases. While the produced DRI is mainly used as the raw material of electric steelmaking, it is also used as

Direct reduced iron - Wikipedia

Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon produced from natural gas or coal. Many ores are suitable for direct reduction.

BILLET MANUFACTURING PROCESS FLOW CHART Sponge …

BILLET MANUFACTURING PROCESS FLOW CHART Sponge Iron Stock Yard [email protected] Heavy Melting Scraps Stock Yard Quality Control Confirmation on it's grade

Sponge Iron Process for Manned Space Exploration

Two theoretical applications of the sponge iron process were also investigated within this study: hydrogen production with carbon monoxide as SIR reducing agent, and storage of hydrogen by means of a REDOX reaction of a contact mass.

Rotary Kiln Process Of Making Sponge Iron

Download Rotary Kiln Sponge Iron in PDF ... Click & Chat Now. sponge iron manufacturing process ppt – Gold Ore Crusher. Rotary Kiln Process of Making Sponge Iron 2.1 HISTORICAL BACKGROUND The production of steel began in ancient times; but because of the complexity and slow.

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