Rotary Kiln Process of Making Sponge Iron C

As touched upon earlier sponge iron is mainly produced from ore by two different routes – a by reducing gases CO and H 2 in a shaft furnace and b through direct treatment with coal in a rotary kiln 2 2 IMPORTANT FEATURES The coal based rotary kiln process of making sponge iron is the focus of the present write up

Henan Sunstrike Machinery Equipment Co Ltd

Henan Sunstrike Machinery Equipment Co Ltd is a professional manufacture of stone crusher and mining equipment Our main products include jaw crusher ball mill cone crusher mobile crusher sand making machine sand washer coal mineral powder briquette machine coal gasifier rotary lime kiln dryer etc which is a joint stock enterprise integrated R D manufacture and marketing

large capacity rotary kiln large capacity rotary kiln

Alibaba com offers 935 large capacity rotary kiln products About 4 of these are Cement Making Machinery 0 are Industrial Furnace and 3 are Rotary Drying Equipment A wide variety of large capacity rotary kiln options are available to you such as

PDF Energy survey of the coal based sponge iron industry

A survey is made on a typical coal based Indian sponge iron plant of capacity 500 t d in order to identify the largest energy losses and find ways to increase the efficiency

small capacity rotary kiln small capacity rotary kiln

Alibaba com offers 1 040 small capacity rotary kiln products About 14 of these are Cement Making Machinery 0 are Industrial Furnace and 1 are Rotary Drying Equipment A wide variety of small capacity rotary kiln options are available to you such as

Excellent Sponge Iron Kiln To Deal With Your Sponge Iron

Sponge iron kiln s cylinder The design of the sponge iron rotary kiln cylinder is more reasonable The cylinder is rolled with a Q235 B steel plate to ensure five mechanical properties usually with

Cost of rotary kiln of 20tph capacity in india HN Mining

Cost of rotary kiln of 20tph capacity in india The company mainly produces five series of products crushing equipment sand making equipment mineral processing equipment grinding equipment and cement building materials equipment which are widely used in metallurgy mining chemical industry building materials coal refractory materials ceramics and other industries

Sponge Iron Tunnel Kiln Daily Porcelain Tunnel Kiln

Tunnel Kiln – Electrotherm Engineering And Technologies PDF SPONGE IRON PRODUCTION FROM ORE COAL COMPOSITE tunnel kiln design for reduction of ores USA Equilibrium atmosphere tunnel kilns for PDF Energy Efficient Tunnel Kilns with Superlative Firing tunnel kiln technology Tunnel Kiln – Electrotherm – Engineering Technologies DRI Tunnel Kiln View Specifications Details of Tunnel

Large Capacity Rotary Kiln In South Africa

large capacity chrome ore cr rotary kiln Dec 16 2018 Jun 9 2010 However Industry in South Africa has favoured the rotary kiln approach to date but the chrome ore fines not pellets and the use of oxygen enrichment to attain temperatures of around 1500 C ran ability

Coal based Direct Reduction Rotary Kiln Process – IspatGuru

The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre determined ratio The rotary kiln is slightly inclined at an angle 2 5 degree and rotated by AC variable speed motor at a variable speed ranging from 0 2 rpm revolutions per minute to 1 0 rpm

Some Studies on Energy Savings in Sponge Iron Plants

Aug 29 2003· This paper presents the potential for energy savings in various capacity sponge iron plants by estimating heat transfer rates using stabilized and optimized temperature data within the rotary kiln

Recovery and utilization of waste heat in a coal based

With the availability of raw materials high demand of sponge iron and less payback period sponge iron industry has emerged as a profitable venture However due to lack of proper integration techniques non optimal process parameters high energy con sumption and old running process technology the industries are facing a setback in market

Classic Technomec

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

Energy survey of the coal based sponge iron industry

In the sponge iron process concentrated and finely divided iron ore is reduced in solid phase into sponge iron at high temperatures in rotary kiln The process is very energy demanding In order to identify the largest losses and to find ways to increase the efficiency an energy survey of the sponge iron plant was carried out for a number of

China New Type Laboratory Rotary Kiln for Sale China

Laboratory rotary kiln features colon 1 period high capacity 2 period low consumption 3 period energy saving comma safety Hot gases pass along the kiln sometimes in the same direction as the Sponge Iron Rotary Kiln process material lpar co current rpar comma but usually in the opposite direction lpar counter current rpar period The


Two nos Rotary Kiln based Sponge Iron plants One of production capacity 100 000 TPA and the other having 150 000 TPA capacity Two nos Waste Heat Recovery Power Plants One with 15 MVA capacity and another having 30 MVA capacity One Steel Billet Plant of 1 00 000 TPA capacity through induction furnace route

High Efficiency Rotary Kiln politisches salzland de

High efficiency calcination rotary kiln for bauxite 2019410 energy saving bauxite rotary kiln features the dryer has advantages of reasonable structure high efficiency low energy consumption and convenient for transportation and convenient and reliable o

Energy Audit Methodology of Sponge Iron Manufacturing

rotary Kiln and product sponge iron along with char is taken out from the other end Apart from this primary and secondary airs are supplied to the Kiln to initiate the combustion and reaction processes The reaction takes place at high temp 1050 to 1065˚C ˚C Coal plays a dual role in the Kiln Part of coal is used as fuel to supply

Energy Saving Technology for Iron Steel Making Process

Energy Saving Technology for Iron Steel Making Process Rotary kiln Sponge iron kiln heat recovery system Basic oxygen furnace OG Oxygen converter Gas recovery system Electric arc furnace Electric arc furnace energy saving Lime calcining kiln High efficiency lime calcining kiln Rolling mill Regenerative burner system

Bhagwati Sponge Private Limited

1x350 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 non coking type imported coal in a rotary kiln to make sponge iron

Development of energy conservations scenarios for sponge

Jan 16 2011· This paper presents an approach to find the best modification in the coal based sponge iron process with an aim to integrate energy in it For this purpose a few energy conservation cases are formulated by integrating unutilized energy present in possible areas of process flow sheet When unutilized energy of the process is properly integrated energy demand from outside sources can be

مصادر شركات تصنيع الفرن الدوار الحديد الاسفنجي والفرن

البحث عن شركات تصنيع الفرن الدوار الحديد الاسفنجي موردين الفرن الدوار الحديد الاسفنجي ومنتجات الفرن الدوار الحديد الاسفنجي بأفضل الأسعار في Alibaba com

Energy Saving Small Cement Sponge Iron Lime Rotary Kiln

Structure and Advantage Rotary kiln is a type of rotary kiln and it is the main equipment used for calcining active lime This equipment is mainly composed of the cylinder supporting device supporting device with catch wheel transmission device lubrication device mobile kiln head and sealing device at the end of the kiln

China Rotary Kiln Rotary Kiln Manufacturers Suppliers

China Rotary Kiln manufacturers Select 2020 high quality Rotary Kiln products in best price from certified Chinese Drying Equipment manufacturers China Burner suppliers wholesalers and factory on Made in China com

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 ore lumps or fines The reduction takes place using gaseous reductants CO H

A Thesis Submitted for Partial Fulfillment of the Degree

3 2 Energy Balance in a Rotary Kiln sponge based iron making 14 3 3 Schematic of optimised Rotary kiln sponge iron making process 21 4 1 Industrial view of Sponge Iron making Rotary Kiln 24 4 2 Schematic view of internal heat exchange in Rotary kiln 26 4 3 Schematic view of Lobe Blower 27 4 4 Schematic view of Air material flow in Rotary

Industry Overview Sponge Iron Industry Goodreturns

In coal based sponge iron technology the furnace rotary kiln fulfils various functions It is used as a conveying mixing and charring unit as a heat exchanger and as a reactor for coal

Simulation of Rotary Kiln Used in Sponge Iron Process

Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN IACSIT International Journal of Engineering and Technology Vol 6 No 2 April 2014 DOI 10 7763 IJET 2014 V6 673 95 Abstract In the present study estimation of actual output parameters is carried out for a sponge iron

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