Coal Based Sponge Iron Process

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Energy Conservation in Sponge Iron Production Process

Many investigators [1]-[4] considered the manufacturing process of sponge iron and recommended improvement in that It is found that during the operation in the coal based sponge iron plant an incredible amount of heat is generated and a significant part of this heat associated with the waste gas remains unutilized

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Energy survey of the coal based sponge iron industry

The actual process of the coal based sponge iron production is based on SL/RN process (jointly developed by the Steel Company of Canada Lurgi Chemie Republic Steel Company and National Lead Corporation in 1964) which works on direct reduction of ore

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Sponge Iron Process Vs Cement Process

Nov 23 2017 Walk by inspection of a sponge iron kilnyes guys KILN in cement and SPONGE IRON isn't the samesee it to believe it ) crusher in sponge iron process - herbalpharmain sponge iron making process in china- crusher in sponge iron process complete process of sponge iron kilns jaw

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How is sponge iron made

Now a days sponge iron is a name in steel making process There are different methods to manufacture sponge iron but in India largely coal based process are carried out In this process iron ore lumps (5-20mm)are feed into a horizontaly inclined vessel named as Rotary kiln (length 40mt and dia 3mt ) from one end with required quantity

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Lubrication of Girth Gears in Sponge Iron Plants

Coal based sponge iron technology has gained higher economic viability by its ability to generate a considerable quantity of electricity through use of hot waste gases and kiln waste (char) materials In coal based sponge iron technology the furnace (rotary kiln) fulfils various functions

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Direct reduced iron

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

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Sponge Iron Process Vs Cement Process

Nov 23 2017 Walk by inspection of a sponge iron kilnyes guys KILN in cement and SPONGE IRON isn't the samesee it to believe it ) crusher in sponge iron process - herbalpharmain sponge iron making process in china- crusher in sponge iron process complete process of sponge iron kilns jaw

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Recovery and utilization of waste heat in a coal based

Recovery and utilization of waste heat in a coal based sponge iron process Vivek Kumar Shabina Khanam∗ Department of Chemical Engineering National Institute of Technology Rourkela-769008 Orissa India a r t i c l e i n f o Article history Received 1 October 2011 Received in revised form 26 January 2012 Accepted 7 March 2012

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crusher in sponge iron process

crusher in sponge iron process Jan 17 2017 we are trying to take a look at the sponge iron industrie how we making sponge iron by coal based if you like please subscribe and comment please comment your opinion Sponge Iron Process Animation - nnguniclub

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Tunnel Kiln For Sponge Iron Production

sponge iron by tunnel process - oirschot-muziek sponge iron production from ore -coal composite pellets in tunnel kiln rotary kiln process using calibrated ore and non coking coal Keywords Tunnel Kiln Iron ore-coal composite pellets Sponge iron Thermal efficiency Sponge iron tunnel kiln energy e

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Direct Reduced Iron

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 DRI can then be transformed to steel in electric arc furnaces DRI production is common in Middle

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sponge iron by tunnel process in south africa

complete process of sponge iron kilns - villasovaggio- sponge iron by tunnel process in south africa Kiln Process Sponge Iron In South Africa sponge iron factory in africa – Grinding Mill China tunnel kiln process sponge iron in south africa tonnage of DRI is made via the Midrex route relying on complete process of sponge iron

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Coal Based Sponge Iron Plant Machinery Equipment

coal based sponge iron plant machinery equipment coal based sponge iron plant pdf coal based sponge iron plant pdf As a leading global manufacturer of crushing and milling equipment we offer advanced rational solutions for any size-reduction requirements including quarry aggregate grinding production and complete stone crushing plant

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coal based sponge iron plant silicon carbide tunnel kiln

brief process of coal based sponge iron rotary kiln Customers want and that is our goal we produce ore crusher( brief process of coal based sponge iron rotary kiln) mill crusher mobile crushing plant processing equipment according to the specific needs of our design and production lines fully the interests of customers Read More

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brief process of coal based sponge iron rotary kiln

XSM stone crushing machine project-brief process of coal based sponge iron rotary kiln ShangHai XSM (brief process of coal based sponge iron rotary kiln) are a professional production of stone crushing machine Sales and Widely used in Europe South America Africa East Asia and Asia region

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complete process of sponge iron kilns

retort process of sponge iron - elthamlodgecoza The different coal based processes include retort/shaft tunnel kiln tunnel kiln method of sponge iron process complete process of sponge iron kilns - 24/7 online rotary kiln process of making sponge iron | Solution for

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make sponge iron from coal and iron ore process

Abstract Today India stands as the largest producer of coal based sponge iron through rotary kiln process using calibrated ore and non coking coal However Rotary kiln process suffers from serious limitations like low productivity and pollution In this respect fixed bed Tunnel kiln furnace are evolving as an alternative to Rotary kiln process

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process making sponge iron rotary kiln

Coal Based Sponge Iron Industry - SteelWorld - Monthly Journal A Prime Mover to Enhance Steel Making Capacities in India ? Development of coal based sponge iron processes with particular reference to India In coal based sponge iron technology the furnace (rotary kiln) fulfils various functions Get Price

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Sponge Iron Rotary Kiln Alignment Ppt

erection of rotary kiln pdf Rotary Kiln Unit consist of the solid feed system the rotary kiln a product sponge iron making process rotary kiln pdf Sponge Iron production using coal involves reducing iron ore with solid This is the case study of typical coal based sponge iron plant of 500 tonne

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350 tpd kiln process data

sponge iron process 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

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Setting up of modalities for normative coal requirement in

technologies available in India based on which coal requirements have been evaluated This evaluation is also based on present GCV based coal grading system Qualitative requirement of coal in both cement and sponge iron sectors are guided by Indian standards which have been summarized in Table 1 and Table 2 respectively

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coal based sponge iron process

coal based dri energiron – Grinding Mill China Sponge Iron - Manufacturing Process - J-INFO Sponge Iron - Manufacturing Process Therefore DRI of coal-based process is of much relevance to steel 1-2 % will be more when compare with coal based sponge iron

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Simulation of Rotary Kiln Used in Sponge Iron Process

out The role of kiln is to convert the raw material (iron ore coal and dolomite) into the sponge iron [8] Detail reaction mechanism of the process is discussed below There are two reduction reactions First reaction converts iron ore to iron oxide which further reacts with CO to produce metallic iron (Fe) which is called sponge iron

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Sponge Iron Production From Ore

Today India stands as the largest producer of coal based sponge iron through rotary kiln process using calibrated ore and non coking coal However Rotary kiln process suffers from serious limitations like low productivity and pollution In this respect fixed bed Tunnel kiln furnace are evolving as an alternative to Rotary kiln process Iron

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process making sponge iron rotary kiln

Tunnel Kiln For Sponge Iron Production verbionhandel Rotary Kiln Manufacturer India Rotary Kiln for Sponge Iron Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD 350 TPD 500 TPD) Solid state reduction of Iron Ore using either coal/gas as a medium of reduction to produce a substitute raw material for steel making is

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Gas Based Sponge Iron Manufacturers Exporters

Using coal for reduction of iron ore has severe environmental issues as it leads to emission of carbon in great proportions This is the reason why the world today prefers gas based sponge iron Galaxy Enterprise is manufacturers and exporters of high quality gas based sponge iron and supplies it to steel plants in the India and overseas country

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Recovery and utilization of waste heat in a coal based

Sponge iron is produced primarily both by using non-coking coal and natural gas as reductant and therefore classified as coal based and gas based process respectively Due to promising availability of coal of 264 535 million tonnes the coal based sponge iron plants share the major amount of its production

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Sponge Iron Process Vs Cement Process

sponge iron production in midrex process animation coal based sponge iron plant pdf grinding machinery sponge iron process vs cement processwhy Cement production line process equipment Sponge Iron WELSPUN STEEL LIMITED US$ 3 billion Welspun Group is an amalgamation of expertise Sizing of the Raw materials also play vital role in sponge iron

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about us

Orissa Sponge Iron Steel Ltd (OSIL) was thus conceived and established in the year 1979 with a 100000 TPA coal based Sponge Iron production facility in the backward district of Keonjhar in Orissa The idea was to find an alternate to scrap as feedstock to secondary steel making sector in India

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What is the process for producing sponge iron in coal

What is the process for producing sponge iron in coal based rotary kiln process quantitatively? Is Sponge Iron production process a continuous or batch process? sponge iron production is continuous process sponge iron production is continuous process Can sponge iron making is a primary metallurgical process - yes or no?

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who make sponge iron from coal and iron ore process

Sponge Iron - Manufacturing Process - J-INFO The reduction of Iron Ore can be achieved by using either carbon bearing material such as non-coking coal or a suitable reducing gas in the form of reformed natural gas More coal based sponge iron making process ppt - Ore Process coal based sponge iron making and pricing of our

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