Sponge Iron Definition of Sponge Iron by Merriam Webster

Sponge iron definition is iron in porous form or containing many voids specifically crude iron made by subjecting the oxide ore to a reducing gas without melting iron in porous form or containing many voids specifically crude iron made by subjecting the oxide

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

Direct Reduced Iron DRI International Iron Metallics

Some of the sponge iron plants are captive to steel mills but there is a significant domestic merchant market India producing 57 of its crude steel in electric arc furnaces 2016 At integrated mini mills DRI can be hot charged to the EAF at temperatures in the region of 650° C


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 metallization removal of oxygen which is the ratio of metallic iron to the total iron present in the product Sponge iron manufacture is highly sensitive to raw material characteristics

sponge iron Latest News Videos Photos about sponge

Dec 13 2018· sponge iron Latest Breaking News Pictures Videos and Special Reports from The Economic Times sponge iron Blogs Comments and Archive News on Economictimes com

Iron Sponge Process an overview ScienceDirect Topics

The iron sponge iron oxide process is the oldest and still the most widely used batch process for sweetening natural gas and NGLs Duckworth and Geddes 1965 Anerousis and Whitman 1984 Zapffe 1963 The process was implemented during the nineteenth century In the process the sour gas is passed down through the bed

Sponge iron Definition of Sponge iron at Dictionary com

Sponge iron definition finely divided porous iron reduced from an oxide at a temperature below the melting point See more

sponge iron process

Jul 29 2010· The size distribution of sponge iron lumps varies with decrepitating behavior of iron ores As the Fe metallic content in sponge iron varies for each size fraction control of feed size of iron ore is very important for achieving uniform Fe metallic content The typical size distribution and Fe metallic for each fraction is as given below


Iron sponge is a highly porous coarsely powdered or granular form of iron metal with numerous applications in catalysis gas purification and alloy production Additional technical research and safety MSDS information is available

Sponge Iron Plants Steel Manufacturing Companies in

The company has the world s largest coal based sponge iron manufacturing facility at Raigarh Chhattisgarh and stands out as the market leader in coal based sponge iron industry within India Efficient backward integration has rendered it as the only sponge iron manufacturer in the country with its own captive raw material resources and power

Sponge Iron an overview ScienceDirect Topics

DRI also known as sponge iron is the product of reducing iron oxide in the form of iron ore and steel plant wastes into metallic iron below the melting point of iron and typically in the range of 800–1200 °C Iron oxide is charged into shaft furnace rotary kiln or fluidized beds in the form of pellet iron

What Is Sponge Iron Topix insurance wyr be

What Is Sponge Iron Topix In the mining industry we have accumulated rich practical experience which can provide users with a set of solutions free of charge ball Lubrication System For Ball Mill Usa An essential part of the MechProTech success the MechProTech Ball Mills have proven responsible for both the hydrodynamic lift and gear system

Sponge Iron Tata Steel BSL Ltd

Sponge iron also called direct reduced 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

Sponge iron making process SlideShare

Nov 09 2014· Making process iron ore to sponge iron Slideshare uses cookies to improve functionality and performance and to provide you with relevant advertising If you continue browsing the site you agree to the use of cookies on this website

Direct reduced iron Wikipedia

Dec 18 2017· India is the world s largest producer of sponge iron most of which is produced primarily through the coal based method of production Growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route

Tata Sponge Iron Ltd Rights Issue Yadnya Investment

Jun 18 2019· Tata Sponge Iron Ltd is engaged in business of manufacturing high grade sponge iron The company has emerged as one of India s largest merchant sponge iron manufacturers It is engaged in the production of sponge iron by direct reduction method of iron


Sponge Iron also known as Direct Reduced Iron is produced from Hematite Iron ore 5 to 18 mm size by removing the oxygen by direct reduction process using non coking coal as the fuel and reducing agent in Rotary Kiln Sponge iron is rich in Metallic Iron Pure Iron with

What is direct reduced iron DRI definition and meaning

direct reduced iron DRI Alternative iron source produced by heating an iron ore generally having 65 to 70 percent iron at a temperature high enough to burn off its carbon and oxygen content a process called reduction but below iron s melting point 1535°C or 2795°F The output is sold as pellets or briquettes called hot briquetted iron

Sponge iron industry needs quick actions for survival

Oct 25 2013· Among the Indian steel industry Indian sponge iron industry was the first which was delicensed way back in 1985 much before the delicensing and opening up of the Indian economy in 1991 At that time India s second largest import after crude oil

Sponge Iron Composition Manufacturing Process Lloyd s

Sponge iron making is a process in which iron ore lumps typically 5mm 18mm size are tumbled with a select grade of iron coking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled magnetically separated screened and size wise in finished

What is Sponge Iron with pictures

Oct 10 2019· 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 use of a reducing gas that emits from coal or a natural gas source

Industry Overview Sponge Iron Industry Goodreturns

Sponge Iron Industry Overview Though the industrial application of sponge iron started early in the 1950s it could not fulfil industry expectations at that time being used as a supplementary

Sponge iron reaction Wikipedia

The sponge iron reaction SIR is a chemical process based on redox cycling of an iron based contact mass the first cycle is a conversion step between iron metal Fe and wuestite FeO the second cycle is a conversion step between wuestite FeO and magnetite Fe 3 O 4


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 gangue Physical Specification – Size 5 20 mm Oversize 5 max

Iron Sponge Process Oil and Gas Separator

The iron sponge process uses the chemical reaction of ferric oxide with H2S to sweeten gas streams This process is applied to gases with low H2S concentrations 300 ppm operating at low to moderate pressures 50 500 psig

What is the difference between Sponge iron and pig iron

Sponge iron contains carbon oxygen iron sulphur phosphorus when water is mixed it form reaction between oxygen and hydrogen it produce enomous heat that its starting to burn Read More 1

Price Of Sponge Iron In India DRI HBI Prices SteelMint

Get Sponge Iron Prices From Major Markets Of India Including Durgapur Jharsuguda Rourkela Raipur Raigarh Bellary Hyderabad Find DRI HBI Price Per Ton

What is sponge iron Times of India

Sponge iron is a metallic product formed by the reduction of iron ore at a temperature just below the fusion point of iron This product is called sponge iron due to its porous nature It is also

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