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SPONGE IRON PRODUCTION FROM ORE -COAL …

2014-9-2 · Keywords: Tunnel Kiln, Iron ore-coal composite pellets, Sponge iron, Thermal efficiency, Carbon utilization efficiency, Percentage metallic iron . 1. INTRODUCTION The tunnel kilns are mostly used by the ceramic industries for heating refractory and ceramic products [1-2]. In the year 1908 use of tunnel kiln started for iron oxide reduction.

Sponge Iron

 · Sponge iron, also known as direct reduced iron, is produced from the direct reduction of iron ore. The level of metallization shows the quality of sponge iron. Sree Metaliks Limited is one of the leading sponge iron manufacturers in India, built on a strong foundation of a dedicated and experienced team of experts and professionals.

Reduction Kinetics of iron ore pellets and effect of binders

2012-7-10 · reduction of Iron oxide by carbon in blast furnace and direct reduction process of sponge Iron production is mostly the result of indirect reduction. Few examples of iron making industry by use of pellets are ESSAR STEELS, JINDAL STEELS, etc. Following are the aims and objectives of our Project:

Sponge Iron

Sponge Iron. Sponge iron is a product of the solid state reduction of Iron Ore/ pellets which helps in removal of oxygen from the iron ore and converts into metallic form. The world is increasingly using sponge iron as an alternative route to manufacturing steel and it has a sizeable contribution in Indian Steel Production.

Mathematical Modeling of the Melting of Sponge Iron in …

The problem considers a pellet of sponge iron of radius R 0 initially at temperature 0e being fed to the EAF at a T temperature T b at an initial time = 0 where t bT > T 0e. A shell of solidified slag around the particle is formed; the shell grows to a maximum size and then melts back. If the slag bath has a high temperature, the sponge iron ...

Direct Reduced Iron (DRI)

2021-11-1 · Direct-reduced iron (DRI), also called sponge iron, is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced from natural gas or coal. The reducing gas is a mixture majority of hydrogen (H2) and carbon monoxide (CO) …

Sponge Iron | Manufacturer of Sponge Iron

Sponge iron is formed through the reduction of iron ore to metallic iron through reaction with carbon in the form of coal, etc. at approx. 1100 degree Celsius. Sponge iron is also referred to as direct reduced iron, metalized iron, or hot briquetted iron. Sponge iron is …

What is Sponge Iron? (with pictures)

Malcolm Tatum Sponge iron is created from iron ore. Sometimes known as direct-reduced iron, sponge iron is a product that is produced using iron ore.The iron ore is often in the form of pellets or lumps, and is subjected to a reduction process that is created by the …

Preparation of Direct Reduction Sponge Iron (DRI) Using ...

 · Thus, it is required to prepare the sponge iron through the direct reduction of the oxidized pellets to improve the utilization of pyrite cinder. This paper will combine the high temperature chloride vitalization method and coal-based direct reduction method to realize a high-efficient utilization of pyrite cinder [ 12, 13 ].

PROCESS OF PRODUCING SPONGE IRON PELLETS ...

The oxidic iron ore pellets which have been fired are usually charged to the rotary kiln together with carbonaceous admixtures and are reduced to sponge iron at temperatures below the softening temperature (Printed German Application No. 1,199,296). Numerous efforts have been made to simplify and improve this mode of processing iron ore pellets.

difference between sponge iron and pellets

2013-2-3 · Direct reduced iron – Wikipedia, the free encyclopedia. Direct-reduced iron (DRI), also called sponge iron, is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced …. » More detailed.

WELSPUN STEEL LIMITED

Sponge iron is a metallic product produced through direct reduction of iron ore in the solid state. It is a substitute for scrap and is mainly used in making steel through the secondary route. The process of sponge iron making aims to remove the oxygen from iron ore. The quality of sponge iron is primarily ascertained by the percentage of ...

SPONGE IRON – Lloyd''s Metals

Sponge Iron. We are the leading manufacturer of Direct-reduced iron (DRI), also called sponge iron, which is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced from natural gas or coal.

Brief introduction of Sponge Iron

2021-10-27 · Sponge iron, also known as DRI, is obtained from direct reduction of iron Pellet. The name of the product is due to its form of porous spherical (pellet) with a sponge-like appearance. Sponge Iron has a high grade of iron, which is more used today due to the shortage of iron scrap and its high price and its making environmental problems.

Sponge Iron

In the DRI plant, production of sponge iron using a solid reductant involves reducing iron ore (lumps/pellets) with a carbonaceous material like coal or lignite. The reduction is carried out in a rotary Kiln (which is inclined and rotates at a pre-determined range of speed) at …

A STUDY OF RING FORMATION OF SPONGE IRON IN …

2012-1-10 · OF SPONGE IRON IN THE ROTARY KILN M. R. K. RAO National Metallurgical Laboratory Jamshedpur, India Abstract Ring formation and heavy build-up in an experimental rotary kiln for production of sponge iron using hematite pellets, bituminous coal and nut coke have been described. The build-up from different parts of

Scrap, Sponge Iron & Pellet Prices

2021-10-30 · Scrap, Sponge Iron & Pellet Prices. All rates mentioned below are Per Metric Tonne and 18% GST will be extra. Rates are only for informational use. Place State Product Price PMT Updated On; Mandi Gobindgarh: Punjab: Scrap: 34800: 30 Oct 2021: Kandla: Gujarat: Scrap: 38800: 30 Oct 2021: Durgapur: West Bengal: Scrap: 40500: 30 Oct 2021: Ahmedabad ...

Preparation of Direct Reduction Sponge Iron (DRI) Using ...

Thus, it is required to prepare the sponge iron through the direct reduction of the oxidized pellets to improve the utilization of pyrite cinder. This paper will combine the high temperature chloride vitalization method and coal-based direct reduction method to realize a high-efficient utilization of pyrite cinder [ 12, …

Top TMT Bars, Sponge Iron, Billets Faqs | Sree Metaliks

Our product line includes Sponge Iron, Billets, TMT Bars, Pig Iron, and Pellets. 2. Why is the TMT Bar important in your house? TMT Bars are the very foundation on any structure. As TMT bars are highly thermal/fire-resistant, they absorb heat from 400 to 600 degrees …

Method of inhibiting rusting of sponge iron

Throughout this specification and the appended claims, the term "metallized pellets" is intended to include iron bearing pellets such as sponge iron, briquettes, other compacted forms of reduced iron and the like which contain at least 80% of their iron in the metallic state with the balance being virtually all …

PROPOSED EXPANSION OF SPONGE IRON/SPONGE …

2015-6-23 · PROPOSED EXPANSION OF SPONGE IRON/SPONGE PELLETS MANUFACTURING UNIT IN EXISTING PREMISES 2.3 Need for the project and its importance to the country and or region . 7 The objective is to be achieved by: • Consolidating Business. • …

iron ore pellets price index

Iron ore pellets are the basic material for the manufacture of steel furnaces in factories equipped with a long furnace. It is also a product of direct reduction units that produce sponge iron. As you know, sponge iron is also a feed of steel structures equipped with …

NMDC Limited

Sponge Iron Unit. Sale of Sponge Iron from SIU,Paloncha; Donimalai Pellet Plant. Sale of Iron Ore Pellets,Donimalai; Online Registration form for Empanelment; e-Procurement. Procurement Plan(For 3/5 years) Global Procurement Plan(For 3/5 years) mjunction; MSTC; Portal for Ex-Employees; e-Applications. Online PMS(contract Employees) Online PMS

REDUCTION BEHAVIOUR OF IRON ORE PELLETS

2021-8-6 · Demand of sponge iron and pre-reduced pellets for the manufacture of different varieties of steel is increasing day by day and new solid reductants based sponge iron plans are being commissioned. In the existing blast furnace an increase in production by at least 25 to 35% can be achieved by using pre reduced iron ore.

Sponge Iron – Tulsyan Steel

2021-10-26 · The material is also called as Direct Reduced Iron and the manufacture of Sponge Iron entails the de-oxidization of iron ore through the direct reduction. Direct Reduction is a process by which metallic iron is produced by the reduction of iron ore. Furthermore, it is produced from iron ore in the form of lumps, pellets, or fines.