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Sponge iron by tunnel process

  • 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) into iron by a reducing gas or elemental carbon produced from natural gas or coal. Many ores are suitable for direct reduction.

  • tunnel kiln process sponge iron

    tunnel kiln process of iron ore reduction. Sponge iron production in tunnel kiln Aramico Although iron powder could be produced in sponge iron tunnel kiln production line and it is the main raw material for powder metallurgy production lines.

  • sponge iron through tunnel kiln process - Induzin

    production sponge iron through tunnel kiln process. production sponge iron through tunnel kiln process Sponge iron production by tunnel kiln method was developed from 1911 as Höganäs method in Sweden After many modifications now this process is a sufficient and effective method for sponge iron production PDF Production of Sponge Iron through Tunnel Kiln Process Get Price.

  • Iron Ore Pellets Manufacturing Process By Tunnel Kiln Ore

    tunnel sponge iron kiln process witchcraftpsychic Since 1990 the senior managers of OTSKbegan to develop the tunnel kiln for sponge iron cooperated Get Price reduction andswelling behaviour of fired iron ore pellets ethesis process produces 97% pure iron which. 60000tpy direct reduced iron tunnel kiln tunnel kiln process for sponge iron making .

  • SPONGE IRON PRODUCTION FROM ORE -COAL COMPOSITE

    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.

  • HYDROGEN SULFIDE REMOVAL FROM BIOGAS Part 3A:

    Part 3A: Iron Sponge Basics November 2017 One of the oldest technologies for the removal of hydrogen sulfide (H 2 S) from gas is the use of Iron Sponge. A chemical-physical process, originally developed to remove H 2 S from natural and coal gas streams, iron sponge has been in use for over 140 years and more recently to remove H 2

  • magnetic ore iron reduction process in tunnel kiln india

    SPONGE IRON PRODUCTION FROM ORE COAL COMPOSITE . In the year 1908 use of tunnel kiln started for iron oxide reduction This process was invented by ESieurin as Hoganas process [3] In 1954, more kilns came in operation in SWEDEN and USA Presently it is more popular in China for sponge iron production from beneficiated iron ore fines cakes In this process, the material passes through

  • Production of Sponge Iron through Tunnel Kiln Process

    Hi, you can read this article, please {Production of Sponge Iron through Tunnel Kiln Process}, by Swaren Bedarkar. Cite. 9th Nov, 2020. Hadi Pha. Isfahan University of Technology. Hi.

  • 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.

  • Sponge Iron Production Process - Arij Trading

    In this method, heat coal (as a reducing agent) is mixed with iron ore and sponge iron is produced in a horizontal furnace. Input iron ore: In the Midrex or HYL process, it is generally recommended to use high quality cooked pellets with a maximum of about 30% iron ore

  • (PDF) Production of Sponge Iron through Tunnel Kiln Process

    PDF On Apr 1, 2010, Swaren Bedarkar and others published Production of Sponge Iron through Tunnel Kiln Process Find, read and cite all the research you need on ResearchGate

  • Optimization of Biomass Materials for use in the Sponge

    The sponge iron process is a process for producing sponge iron, which is porous iron [1]. The raw material used for producing sponge iron is magnetite ore concentrate (Fe 3 O 4 they will be placed on a cart and enter a tunnel kiln [1]. The cart will travel through three zones in the tunnel kiln; the pre-heating zone followed by a firing zone

  • tunnel kiln process for sponge iron

    Tunnel Sponge Iron Kiln Process - Ketel Service . tunnel kiln process sponge iron technology consulting sponge iron by tunnel process - spydo. Tunnel Kiln Process Sponge Iron Technology Consulting The is the professional Gold to use iron ore fines in, tunnel kiln process sponge iron in, [Chat Now] Pre: lime and gypsum in andhra Next: jiangsu jaw .

  • tunnel process for sponge iron - ikbengertjan

    Sponge Iron By Tunnel Process greenrevolutionorgin tunnel kiln process sponge iron XSM is a leading global manufacturer of crushing and milling equipment (tunnel Chat Now Mature And Advanced Direct Reduction Iron Technology. Know More. Direct Reduced Iron and its Production Processes ,

  • Sponge Iron - an overview ScienceDirect Topics

    Sponge iron Removing oxygen from the ore by a natural process produces a relatively small percentage of steels in the world. This process uses less energy and is a natural chemical reaction method. The process involves heating the naturally occurring iron oxide in

  • SPONGE IRON PLANT

    The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non-Coking coal. Limestone, in small quantities, is also required to scavenge the sulphur. IRON ORE The quality requirement of Sized ore for sponge iron

  • 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. The reduction process takes place in a gas fired tunnel kiln at around 1200°C for 60 hours producing a sponge iron

  • Sponge Iron - an overview ScienceDirect Topics

    Direct reduction iron or sponge iron is an old method for producing hydrogen (Milne et al., 2006; Peña et al., 2010; Biljetina and Tarman, 1981) that was replaced by more efficient and economic processes.Recently, the interest in sponge iron as a hydrogen production process has grown again, although the technology still has some major technical and economic challenges to overcome (Milne

  • sponge iron from iron concentrate tunnel kilns

    sponge iron from iron concentrate tunnel kilns (PDF) Production of Sponge Iron through Tunnel Kiln Process Production of Sponge Iron through Tunnel Kiln Process. were focused on investigating effects of reduction temperature and time on the reduction dynamics of Nb-bearing iron concentrate.

  • Direct Reduced Iron By Tunnel Kiln

    direct reduced iron by tunnel kiln in japan price. Sponge Iron also known as Direct Reduced Iron is the product produced out of using iron ore The iron ore is processed through reduction process by the use of gas that emits from natural coal gas resource CASE Group of Industries manufactures sponge iron by using tunnel kiln following reduction of iron ore through Static Kiln Briquetted Iron . more

  • tunnel kiln process sponge iron crusher

    Articles Read Production of Sponge Iron through Tunnel Kiln Process from the manufacturers, suppliers and traders community in India on IPFonline-concrete batching plant &concrete mixer price list. Please contact us through Live Chat to get price quotation and more info.

  • CASE GROUP - casepl

    The process of Tunnel Kiln uses fines of Iron ore and Coal which are mixed together in specified propotions to eventually make DRI having quality grades of 90% plus metallization. The Technology . Iron Ore Fines and Coal Fines mixed together are loaded into SiC (Silicon Carbide) beakers which are then loaded onto the cars.

  • Tunnel Kiln Process Sponge Iron Crusher

    Production Sponge Iron Through Tunnel Kiln Process. Sponge iron production by tunnel kiln method was developed from 1911 as H gan s method in Sweden After many modifications now this process is a sufficient and effective method for sponge iron production The main advantage of tunnel kiln process is the possibility to build small plants with low investment costs which are feasible economically

  • CASE GROUP - casepl

    The process of Tunnel Kiln uses fines of Iron ore and Coal which are mixed together in specified propotions to eventually make DRI having quality grades of 90% plus metallization. Iron Ore Fines and Coal Fines mixed together are loaded into SiC (Silicon

  • reduced iron tunnel kiln - Hitlers Hollywood

    reduced iron tunnel kiln. By using tunnel kiln to produce DRI is that mix the iron ore concentrate pulverized coal and limestone powder with certain proportion and feed into material drum for being reduction and then put these drums on the kiln car and pushed it into the tunnel kiln when the material drum is heated to 1150 for reduction and cooling iron ore concentrate will be reduction and

  • production sponge iron through tunnel kiln process

    Sponge Iron, also known as Direct Reduced Iron is the product produced out of using iron ore The iron ore is processed through reduction process by the use of gas that emits from natural coal gas resource CASE Group of Industries manufactures sponge iron by using tunnel kiln, following reduction of iron ore through Staticget price

  • HYDROGEN SULFIDE REMOVAL FROM BIOGAS Part 3A:

    Part 3A: Iron Sponge Basics November 2017 One of the oldest technologies for the removal of hydrogen sulfide (H 2 S) from gas is the use of Iron Sponge. A chemical-physical process, originally developed to remove H 2 S from natural and coal gas streams, iron sponge has been in use for over 140 years and more recently to remove H 2

  • WELSPUN STEEL LIMITED

    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.

  • CN1804049A - Tunnel kiln without exterior combustion

    The relates coal-base direct reduction process for sponge iron with different shape by tunnel kiln without outer combustion chamber and the combination comprises as shown in abstract figure: to iron concentrate, firing pellet, cooling or compacting; preparing the reducer; blending, loading into retort; entering the kiln; out the kiln; and sorting.

  • Sponge Iron Production From Ore-Coal Composite Pellets in

    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 ore fines and the low grade beneficiated iron ore

  • Sponge Iron By Tunnel Process - greenrevolution

    sponge iron tunnel kiln process reitec Grinding Mill China. Gulin Least News. sponge iron tunnel kiln process reitec » The More » sieve analysis of robo sand » ilmenite sand suppliers directory printed version. Read more

  • Sponge iron making full process_Coal base DRI - YouTube

    Direct reduced iron (DRI), also called sponge iron,[1] is produced from the direct reductionof iron ore (in the form of lumps, pellets, or fines) to iron by

  • Sponge iron making process - SlideShare

    Nov 09, 2014· Sponge iron making process 1. ALBERTUS SEPTYANTOKO 2712100014 2. IRON ORE Iron = 65-67 % SiO2 + Al2O3 = 2-3 % CaO + MgO = 0,5-1 % Sulphur = 0,02 % max Phosphorus = 0,04 % max Chemical Composition Size = 5-18 mm Shatter Index = +95 % Tumbler index = +88 % Reducibility Index = +94 % Thermal Degradation Index = 5 % Physical Composition

  • hoganas process tunnel kiln - BINQ Mining

    Articles Production of Sponge Iron through Tunnel Kiln Process . Tunnel Kiln Process.Hoganas has developed a process in 1908, which uses coal as a reductant. The carbothermic reduction of iron ore takes place in horizontal »More detailed

  • calculation on reduction for direct reduced iron in tunnel

    CARBON RECOVERY FROM SPONGE IRON PLANT DUST. 18 Mar 2013 India is the world's largest Sponge Iron producer and mostly uses the Coal based process. Ring formation in kilns pradeepdeepi 3,478 views · Sponge Multi Way Cooling Tunnel Monica Sen 38 views .

  • tunnel kiln for sponge iron production in myanmar

    Tunnel Kiln Electrotherm Engineering Technologies . Tunnel Kilns are comfortable with coal fines and mill scale Uniform product quality Production cost from Tunnel Kilns is lower than that from rotary kilns Extremely low on environmental pollution The Research Development team of Electrotherm has extensively worked upon this process of Sponge Iron making and we have successfully

  • New Technology (Tunnel Kiln) to make Sponge Iron / DRI in

    Nov 23, 2011· CASE Group has set up India's first DRI / Sponge Iron unit using Tunnel Kiln. The Kiln which is 194m in length, is the longest in India was successfully fir