use of fines for sponge iron production in coal based rotary kiln

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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 sponge iron production is continuous process sponge iron production is continuous process Encrusting Octopus Sponge

Recovery and utilization of waste heat in a coal based

natural gas as reductant and therefore classified as coal based and gas based process respectively. Due to promising availability of coal of 264,535million tonnes the coal based sponge iron plants share the major amount of its production [2]. At present, there are 118 large and small sponge iron plants operating in India, among

Tunnel Kiln Coal Based DRI Plant Electrotherm India

We are counted amongst the foremost suppliers of a broad range of Tunnel Kiln Coal Based DRI plant.The offered kiln is engineered under the guidance of our adroit professionals with utmost precision using optimum class components in tune with the set industry standards.

CASE gasifier technology to replace coal fines in rotary kiln

Nov 29, 2014 ·Ł. CASE Introduces Gasifier Technology to Replace Coal Fines in Rotary Kiln CASE Group in India has launched a robust gasifier technology which can replace the use of coal fines in Rotary Kiln. The technology is first of its kind for steel industry using rotary kiln process for production of sponge iron.

Coal based Direct Reduction Rotary Kiln Process – IspatGuru

Boudouard reaction, dolomite, DRI, Iron ore, metallization, non coking coal, pellets, reduction, Rotary kiln, Sponge iron, Sulphur, Coal based Direct Reduction Rotary Kiln Process . The coal based direct reduction rotary kiln process was developed for converting iron ore directly into metallic iron without the melting of the materials.

use of fines for sponge iron production in coal based

Coal Based Sponge Iron Process Uradnice Eu. 3 1 Sponge Iron Direct Reduced IronIt is the resulting Normally for sponge iron from coal based rotary kiln process carbon content shall be 0 100 20 whereas Get Price tunnel kiln process for sponge iron making use of fines for sponge iron production in coal based rotary . Read More

Coal & Gas based DRI Plant Sponge Iron Plant

Manufacturer of Coal & Gas based DRI Plant Sponge Iron Plant, Coal Based DRI Plant, Gas Based HYL DRI Plant and Rotary Kiln for Making Sponge Iron offered by Remso Control Technologies Private Limited, Greater Noida, Uttar Pradesh.

Coal gasifiion for DRI production – An Indian solution

using coalfired rotary kilns or natural gasfired shaft furnaces are logical choices as production in blast furnaces is constrained by the need to import coking coal. Rotary kiln DRI capacity has been installed because it makes use of domestic iron ore and coal, but there is a limit to the growth of this technology because rotary

Sponge iron making full process_Coal base DRI

Dec 24, 2018 · 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 a

Direct Reduced Iron Industry in India — Problems and

Direct Reduced Iron Industry in India — Problems and Prospects Coal based rotary kiln sponge iron plants have mushroomed in India mainly in the states of Madhya input for sponge iron production. The ore fines used for pellet production should be beneficiated to get

Modelling and optimization of a rotary kiln direct

Illustrative examples are included for the case of a generic rotary kiln ironore reduction process. Rotary kiln model Kiln modelling consists of two steps. An Excel®based calculation is used to determine the kiln bed profile and residence time based on specific operating conditions and the kiln configuration, followed by a calculation of the

Direct Reduced Iron (DRI) International Iron Metallics

In India there are many small rotary kiln furnaces producing DRI, known locally as sponge iron, using coal as energy and reductant source. Some of the sponge iron plants are captive to steel mills, but there is a significant domestic merchant market, India producing 57% of

Direct Reduced Iron Kiln / Sponge Iron Production Kiln

Direct Reduced Iron Kiln / Sponge Iron Production Kiln / DRI Production Kiln . Directreduced 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.

2.5 MTPY DR PLANT (COG + Syngas) based Comparison

Methods of DRI production Coal based DRI ( Rotary Kilns) SPONGE IRON FINES (i) % NON MAGNETIC 1.0 MAXIMUM (ii) % METALLIC Fe 80 MINIMUM (iii) % TOTAL Fe 91 MINIMUM 2.5 MTPY DR PLANT (COG + Syngas) based Comparison

Sell Activated carbon plant production line machinery kiln

Carbonization, Activation, Calcination Rotary Kiln production plant Machinery. In addition to we are manufacturer of activated carbon, we provide also activated carbon production plant kiln and machinery for anywhere worldwide customer based on new designed rotary kiln

SPONGE IRON PLANT

Sponge iron being magnetic gets attracted and gets separated from non magnetic char. The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in predetermined ratio. The rotary kiln is slightly inclined at an angle 2.5 deg and rotated by

brief process of coal based sponge iron rotary kiln

XSM stone crushing machine projectbrief 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.

Case gasifier technology to replace coal fines in rotary

CASE Group in India has launched a robust gasifier technology which can replace the use of coal fines in Rotary Kiln. The technology is first of its kind for steel industry using rotary kiln

A Thesis Submitted for Partial Fulfillment of the Degree

A Thesis Submitted for Partial Fulfillment of the Degree Award Of MASTER OF TECHNOLOGY In 3.2 Energy Balance in a Rotary Kiln sponge based iron making 14 successfully manufactured in various parts of the world through either natural gas or coalbased technology. Iron

Super Refractories Sponge Iron Production

For Sponge Iron production by Direct Reduction Process CUMI offers the following solutions. COAL BASED SPONGE IRON ROTARY KILN

Sponge iron making process SlideShare

Nov 09, 2014 · Making process iron ore to sponge iron. Sponge iron making process INJECTION COAL Coal Crushing Combustion Injection to kiln Coal Injection over a large range of size 020 mm Temperature combustion below 950 C Coal injection system makes use of voal volatiles for reduction, thereby reducing the coal requirement to a minimum Coal

(PDF) Determination of surface moisture and particle size

Level II automation of of BOFs, modelling of VOD, modelling of rotary kilns for sponge iron production to avoid accretion formation are my current areas. (PCC) in coal based rotary kiln.

Energy survey of the coal based sponge iron industry

In conventional coal based sponge iron plant, Fig. 1, kiln feed (Stream no. 1), which consists of iron ore, feed coal and dolomite, is fed to the rotary kiln (RK).A separate conveyor collects different size fractions of coal (Stream no. 5) for injection into the kiln with the help of pressurized air (Stream no. 4) from discharge end side.

Leading Rotary Kiln Manufacture on Rotary Kiln And Cement Kiln

The rotary kiln is always used as a piece of professional machinery for heavy industries. As a chinese leading manufacturer, AGICO not only offers all kinds of rotary kiln and related products, but also provide the complete solution of calcination for various materials.

sponge iron process

Jul 29, 2010 · All the Sponge Iron processes are very sensitive to the physical an chemical characteristics of raw materials. Extensive testing is required for evaluating the suitability of these raw materials for the manufacture of Sponge Iron. Iron Ore: Lump iron ore in the size range of 520mm can be used in all coal based rotary kiln processes.

Direct Reduced Iron and its Production Processes – IspatGuru

In a coal based plant the reactor for the reduction reaction is a inclined horizontal rotary kiln. In this kiln both coal and the iron ore feed material is charged from the same end of the kiln. During the movement of feed material forward the oxidation reaction of carbon in coal and reduction reaction of CO gas is carefully balanced.

MGM

In the first phase one 350 TPD rotary kiln and 8MW power plant have been commissioned and are operating smoothly .. SPONGE IRON PLANT Sponge iron plant or Direct Reduction Plant (DRP) is designed to produce 350tons of sponge iron per day in a rotary kiln using iron ore, non coking coal and dolomite as the raw materials.

Iron and Steel Making Machines Induction Melting Furnace

Iron and Steel Making Machines Pioneers in the industry, we offer induction melting furnace, rotary kiln coal based dri plant, tunnel kiln coal based dri plant, modular billet caster, electric arc furnace and vibro feeder from India.

Bhagwati Sponge Private Limited

Bhagwati Sponge Private Limited (BSPL) TPD DRI Kilns for production of 1,65,000 TPA Sponge Iron. So, the final will be 2,25,000 TPA Sponge Iron. Manufacturing Process The plant uses the coal based process in which pellet is reduced with noncoking type imported coal in a rotary kiln to make sponge iron.

COAL BASED SPONGE IRON PLANT

Use of iron ore fines, slimes, etc. and now, use of syn gas (coal gasifiion) for DRI production in JSPL''s Angul Project, Orissa ALTERNATE IRON MAKING KEY DRIVER FOR INDIA''S FUTURE STEEL GROWTH. T H A N K S. Title: COAL BASED SPONGE IRON PLANT

How is sponge iron made? Answers

The above kiln dia and length can produce 100MT of sponge/day.Though all reaction takes place in solid state the product from the kiln transfered to a rotary drum called COOLER,where sponge iron

Prospects for Coalbased Direct Reduction Process

coalbased DRI. Out of the global DRI production of 68.5 million tonnes in 2008, the production of coalbased DRI occupies 17.6 million tonnes, which equates to 25.7% of the total1). Most coalbased reduction processes including SL/RN2) employ rotary kilns. Pellets, or lumpore, mixed with coal are/is charged into the rotary kilns2) and heated

sponge iron production in rotary kiln

SPONGE IRON PRODUCTION FROM ORE COAL COMPOSITE, Tunnel kiln furnace are evolving as an alternative to Rotary kiln process Iron ore fines and the low grade beneficiated iron ore cake are directly used for manufacturing of sponge iron in tunnel kilns The material bed in Tunnel kiln being,

Rotary Kiln – Electrotherm – Engineering & Technologies

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 termed as Direct Reduced Iron (DRI).

tunnel kiln sponge iron chauffagenanni

Retort Process Of Sponge Iron Price For Tunnel Kiln For Sponge Iron 16 Price For Tunnel Kiln For Sponge Iron Production of Sponge Iron, Get Price And Support Online Tunnel Kiln Manufacturers, Suppliers & Exporters in The Nonconventional Method of making Sponge Iron is done in the Tunnel Kiln Process as compared to the Old Rotary Kiln .

Accretion Control in Sponge Iron Production Kiln using

2 KILN BASED SPONGE IRON PRODUCTION PROCESS Rotary kilns are found in many processes that involve processing of solids. This study focuses on sponge iron kiln based process. The chemical process involved in making sponge iron removes oxygen from iron ore by using a reducing agent in the form of noncoking coal [Patra et al, (2005)]. The

(PDF) i) Direct Reduced Iron: Production

Rotary kiln–based processes. SL/RN, CODIR, ACCAR, DRC, TDR, SIIL, OSIL, especially for the production of solid sponge iron with natural gas or coal as reducing agent. The best option is

For Sponge Iron Making bewustoutdoor

What is Sponge Iron? (with pictures) 20191010 Sometimes known as directreduced 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.

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.

Iron Ore,Metallurgy Chemical Sponge Iron Rotary Kiln For

Iron Ore, Metallurgy Chemical Sponge Iron Rotary Kiln for Sponge Iron Production Plant . Introduction. Directreduced 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.

Cold bonded ore–coal composite pellets for sponge

AbstractThere is a need for the development of efficient industrial processes to use iron ore fines of high grade. Attention is particularly drawn to rotary kiln sponge ironmaking technology using lump iron ore, where productivity is low and energy consumption high compared with gas based processes. Fundamental studies carried out elsewhere indie that the reduction of lump iron is