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MGB series Hopper Discharge Feeder

Vibrating feeder is also called vibrating feeder. In the production process,...

MZA/K Series Circular Vibrating Screen

MZA / K series vibrating screen is a new round vibrating screen product base...

MF Series Fixed Shaft Circular Vibrating Screen

MF Series vibrating screen is a new round vibrating screen product based on ...

MC Series Single-Cylinder Hydraulic Cone Crusher

MC series single cylinder hydraulic cone crusher is developed from European ...

MJ Series Jaw Crusher

MJ series jaw crusher is mainly used as coarse crusher. It is made of advanc...

ML Series Vertical Shaft Impact Crusher

Ml series impact sand making machine is a brand new structure of ML impact s...

MS Series Triaxial Horizontal Screen

MS series three-axis elliptical vibrating screen is an international level v...

MGD Series Vibrating Feeder

Vibrating feeder is also called vibrating feeder. In the production process,...

Working of kiln rotary for making sponge iron in

  • Convert your sponge iron plant into a cast iron plant and

    To convert the rotary kiln-based sponge iron plant into a pig iron plant, MAGMA smelter is installed in place of the rotary cooler, and all other existing infrastructures are utilized.

  • Simulation of Rotary Kiln Used in Sponge Iron Process

    process requirement as discussed in the work of Prasad [8]. The sponge iron is produced in the form of lumps as well as fines. The production of sponge iron depends on metallization of iron ore. Fig. 1. Schematic of rotary kiln For the present work data of a typical industry of 527 T/day production capacity is collected for 25 days. The data

  • Flow of materials in rotary kilns used for sponge iron

    The present work identifies the basic features of burden movement in a rotary kiln. The cold model study was conducted with iron ore as the feed material to determine the influence of length to diameter ratio (L/D) of a rotary kiln on the filling degree, hold-up, and residence time of the charge. An empirical equation correlating different operating variables has been derived on the basis of

  • SPONGE IRON PLANT

    The Rotary Kiln process is a well-established process for production of coal based sponge iron. Rotary kiln of certain dia and length is provided for reduction of Iron Ore into sponge iron using non-coking coal as reductant and Dolomite as sulphur scavenger; however the Diameter and Length are to be designed based on the Plant Capacities.

  • 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 8001200 °C. Iron oxide is charged into shaft furnace, rotary kiln, or fluidized beds

  • OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN

    Sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pellets (Fig. 1). The feed is introduced together with reducing and de-sulphurizing agents (lime- stone or raw dolomite) into an inclined rotary kiln, heated counter current to the flow of hot gas and reduced to form sponge iron.

  • rotary kiln for iron sand processing

    Rotary Kiln Process of Making Sponge Iron New Age, Rotary Kiln Process of Making Sponge Iron 21 HISTORICAL BACKGROUND The cement process and equipments ppt. Get Price. You will find yourself working in a true partnership that results in an incredible experience, and an end product that is

  • ORISSA SPONGE IRON AND STEEL LTD.

    - Steel making through IF / EAF including secondary metallurgy. OSIL owns many patents to its credit including the patent for OSIL process: A method of continuous manufacture of sponge iron and a ported rotary kiln therefore. .

  • China ISO Dri Kiln Sponge Iron Rotary Kiln - China Dri

    China ISO Dri Kiln Sponge Iron Rotary Kiln, Find details about China Dri Kiln, Sponge Iron Rotary Kiln from China ISO Dri Kiln Sponge Iron Rotary Kiln - Henan Hongke Heavy Machinery Co., Ltd. Working Principle of Rotary Kiln 1. With a certain slope to the level, the whole kiln body is supported by rollers and fitted with thrust rollers to

  • Coal & Gas based DRI Plant - Rotary Kiln for Making Sponge

    We manufacture Sponge Iron Plant on turn-key basis of different functional capacities i.e. 100 TPD, 300 TPD, 500 TPD plants.The equipment support provided for the plants include Kiln/cooler tyre, Kiln/cooler support roller, Kiln/cooler support roller shaft, Kiln/cooler support roller assembly with bearing housing, Kiln/cooler girth gear, Kiln/cooler pinions, Kiln/cooler pinion shaft, Kiln

  • 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 - 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 8001200 °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

  • Effluent and Emission Standards for Sponge Iron Plant

    The Sponge Iron Plant are free to explore other options/ possibilities to use char for generation of power. Char can be sold to local entrepreneurs for making coal briquettes. It can also be mixed with coal fines, converted to briquettes and used in brick kilns.

  • Flow of materials in rotary kilns used for sponge iron

    Abstract. The formation of accretions or rings in rotary kilns used for the manufacture of directly reduced iron (sponge iron) affects the residence time of the charge, kiln hold-up, and the kiln output to a

  • (PDF) Operability Analysis of Direct Reduction of Iron Ore

    the length of the kiln work only for a brief period after along the length of kiln and also quality of sponge iron produced. production of direct reduced iron in a rotary kiln and

  • Rotary Kilns - Manufacturers & Suppliers in India

    The Rotary Shaft Kiln is a product of high engineering excellent which are used for processing solids. Star Trace as a manufacturer of industrial equipment, builds Rotary shaft kilns which are made using high quality raw materials.

  • [PDF] Rotary Kiln Process of Making Sponge Iron 2 . 1

    Consequently, they were replaced by the high production rate indirect process, and the development of modern DR Process did not begin until the middle of 19th century. Perhaps the very first patent in U.K. for sponge iron making was in 1792 presumably using a rotary kiln. More than 100 DR processes have been invented and operated since 1920.

  • IS 15774 (2007): Sponge Iron/Directed Reduced Iron (DRI

    (DRI) fines/briquettes for steel making and IS 13905:1993 Hot briquette sponge iron (HBI) for steel making. With the formulation of this standard IS 10812: 1992, IS 13839: 1993 and IS 13905: 1993 stand withdrawn. In this revision, the carbon content for rotary kiln DRI/sponge iron has been modified to around 0.1 percent apart

  • [PDF] Modeling of rotary kiln for sponge iron processing

    CFD analysis of heat transfer in freeboard of rotary kiln was done with licence version of ANSYS 13.0, authorized by NIT Rourkela. ANSYS 13.0 is an engineering simulation software (Computer-Aided Engineering. Kiln of a typical Sponge Iron producing plant having capacity 500 Tons Per Day was modelled and simulated with CFD package (ANSYS 13.0). This kiln is of length 80m. and inner

  • Method for Calculating Yield of DRI Production in Rotary Kiln

    Dec 16, 2010· we would like to know the correct method for calculating the yield for working the production of Sponge Iron in a rotary kiln. we have been evaluating the yield for production using the following formula : P = (Q-%TM)X(% Fe (T) in ore - % LOI - 1 / 2 % L&P) where. P = Production, Q = Qty of ore used in the Kiln. Fe (T) = Total iron in the ore,

  • Energy Audit Methodology of Sponge Iron Manufacturing

    · Therefore total heat supplied to the kiln in the process of making 1 Kg sponge iron is 3889.84 Kcal. · We have already seen that theoretical heat supplied to the kiln to produce 1 Kg of sponge iron is 2058.12 Kcal. · Therefore, Thermal efficiency of the Kiln is 2058.12/3889.84 = 52.91%. · So where the remaining 47% heat has gone?

  • sponge iron process

    COAL INJECTION IN ROTARY KILN K.Ramu, C.Ramesh, A.Rajasekaran During the process of manufacture of sponge iron, coal injection plays a very vital role in maintaining the product quality. Due to highly endothermic nature of Boudouard reaction, heat has to be continuously supplied in entire reduction zone of rotary kiln.

  • DRI UPDATE - Sponge Iron Manufacturer India

    2. ED, SIMA requested the participants to volunteer to spare their rotary kiln for carrying out the R&D for exploring the use of Syn Gas in the rotary kiln. Mr. T Srinivasa Rao, MD, Balajiswamy Premium Steels Pvt Ltd offered his 50TPD kiln for this purpose. 3. Presentation from Tata Sponge Iron Ltd was very much liked and lot of the people showed

  • Sponge iron Manufacturers & Suppliers, China sponge iron

    sponge iron manufacturer/supplier, China sponge iron manufacturer & factory list, find qualified Chinese sponge iron manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China. SMD work station Cement Rotary Kiln and Sponge Iron Rotary Kiln Manufacture.

  • 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.

  • Sponge ITC, Sponge Iron,India Iron Consultant

    Working Areas > Sponge Iron Plant: SPONGE IRON PLANT : General 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

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

    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

  • 2 D Model of Sponge Iron Rotary Kiln Developed Using CFD

    2II. Rotary kiln: Operation and construction details A schematic diagram of the rotary kiln of sponge iron process considered for the present work is shown in Fig. 1. The rotary kiln consists of a rotating cylindrical shell lined inside with refractory material. The kiln is around 80 m long with 4 m

  • Flow of materials in rotary kilns used for sponge iron

    Sep 01, 1983· The present work identifies the basic features of burden movement in a rotary kiln. The cold model study was conducted with iron ore as the feed material to determine the influence of length to diameter ratio (L/D) of a rotary kiln on the filling degree, hold-up, and residence time of the charge.

  • Accretion Control in Sponge Iron Production Kiln using

    working ranges. 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 non-coking coal [Patra et al

  • China Famous High Efficiency Sponge Iron Rotary Kiln

    8. Sponge Iron Rotary Kiln head hood: including stationary type and flexible type. Working Principle Sponge Iron Rotary Kiln Sponge Iron Rotary Kiln is a cylindrical vessel, inclined slightly to the horizontal, which is rotated slowly around its axis. Sponge Iron Rotary Kiln to be processed is fed into the upper end of the cylinder.

  • sponge iron process

    During the process of manufacture of sponge iron, coal injection plays a very vital role in maintaining the product quality. Due to highly endothermic nature of Boudouard reaction, heat has to be continuously supplied in entire reduction zone of rotary kiln. Generally the length of

  • Energy Audit Methodology of Sponge Iron Manufacturing

    Jul 14, 2014· Raw material mix-iron ore, dolomite and coal are fed to one end of 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).

  • Flow of materials in rotary kilns used for sponge iron

    Looking forward to the need of developing coal-based sponge iron technology in India, a country having no significant resources of either coking coal or natural gas, the Research and Development Division of the Tata Iron and Steel Company Limited (TISCO) set up a rotary kiln based direct reduction pilot plant in 1975. In this pilot plant, a totally indigenous technology for production of

  • Sponge Iron Production in Rotary Kiln: Sarangi, Bidyapati

    This book comprehensively deals with the production of sponge iron in the rotary kiln. The book is divided into 17 chapters. The initial chapters give a brief on the fundamental theories and basic principles of sponge iron production, commercially used DR (direct reduction) processes and physico-chemical principles of sponge iron production.

  • Energy survey of the coal based sponge iron industry

    Sep 01, 2015· 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.

  • A Thesis Submitted for Partial Fulfillment of the Degree

    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 kiln 27 4.5 Filling of Bed Geometry 28

  • limonite can be used for sponge iron

    Sponge Iron Rotary Kiln-Zhengzhou Taida Rotary Kiln Supplier. Sponge Iron Rotary Kiln. Specifications: Sponge iron is a kind of superior iron ore. It can be got by oxidation-reduction reaction. In sponge iron rotary kiln, vertical furnace and other reactor, iron ore and other iron ore concentrates are reduced in low temperature condition and .

  • first rotary kiln in zimbabwe to produce sponge iron from

    MORE DETAILS: Conversion of Sponge Iron From Low Grade Iron ore. The process of DRI or sponge Iron making can be classified into different categories as given below A Rotary Klin Process Rotary Kiln method is very important for sponge iron production using noncoking coal as a reluctant The Iron ore is charged from one end with noncoking coal which is in the lump form or pellets and heated from

  • ENERGY INTEGRATION IN SPONGE IRON PLANT USING

    In the present work a system is designed to integrate the heat of waste gas in the sponge iron process. For this purpose a case study of typical sponge iron production process is considered. Waste gas from the rotary kiln of the sponge iron plant exits at a temperature around 900 C.

  • Making Sponge Iron With Rotary Kiln

    Sponge Iron Composition Manufacturing Process. Sponge iron making is a process in which iron ore lumps typically 5mm18mm size are tumbled with a select grade of ironcoking 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

  • (PDF) Operation of Coal-Based Sponge Iron Rotary Kiln to

    Data-1 includes temperatures profiles and air inlet at positions, AT-1 to AT-3 and MF-1 and MF-2, inside the kiln whereas, flow rates of iron ore, feed coal, slinger coal and sponge iron is

  • Rotary Kiln for Making Sponge Iron at Rs 1000000/number

    Remso Control Technologies Private Limited - Offering Rotary Kiln for Making Sponge Iron, at Rs 1000000/number in Greater Noida, Uttar Pradesh. Read about company. Get contact details and address ID: 6808894030