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).

Jan 17, 2017· DRI, THE SPONGE IRON INDUSTRIE FULL VIDEO ... SheLLair tube used in sponge iron kiln/SAT/Swirller/rotary kiln/WHRB/ESP/SID/DRI PLANT /SPONGE IRON ... IRON ORE AND STEEL PRODUCTION - …

This turns the kiln very slowly, but enough to prevent damage. Internal heat exchangers. Heat exchange in a rotary kiln may be by conduction, convection and radiation, in descending order of efficiency. In low-temperature processes, and in the cooler parts of long kilns lacking preheaters, the kiln is often furnished with internal heat ...

Rotary kilns (Figure 1) are used for a range of mineral processing operations. Kilns range in size from 2–6 m in diameter and can be 50–225 m long with an operating mass of up to 3000 t. Two of the most common applications are for cement production and sponge iron production. Hatch has developed a proprietary one-dimensional kiln model to

Sponge Iron Rotary Kiln/sponge Iron Kiln Production Line With Top Quality And Competitive Price, Find Complete Details about Sponge Iron Rotary Kiln/sponge Iron Kiln Production Line With Top Quality And Competitive Price,Sponge Iron Rotary Kiln/sponge Iron Kiln Production Line With Top Quality And Competitive Price,Rotary Lime Kiln,Active Lime Production Line from Cement Making …

Sponge iron production in rotary kiln pdf Rotary Kiln Process of Making Sponge Iron, SPONGE... Get Price. f Cover - Sponge Iron India. Sep 10, 2012 ... and Induction Furnace for Steel Making. ... heated in process gas heater and fed to the reactor, which eventually converts iron oxide in the form of lumps ... JSPL produces 1.3 MTPA DRI using ...

Study on Accretion Formation on DRI kiln during spong iron production Chandrashekhar shrivas, Himanshu shrivas Abstract---Today is an era of competition, and contrary to this the Iron and steel industries are also suffering from the same. One of the major challenges for sponge iron plant is the Accretion formation. Through this

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, (2005)]. The ...

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN B. L. SENGUPTA A. B. CHATTERJEA, G. P. MATHUR V. A. ALTEKAR* ABSTRACT ON the background of the imbalance in the occurrences of vast deposits of high grade iron

In the Direct Reduced Iron (DRI) plant, production of sponge iron using a solid reductant involves reducing iron ore (lumps/pellets) with a carbonaceous material such as coal. The reduction is carried out in a rotary kiln (which is inclined and rotates at a pre-determined range of speeds) at a stipulated temperature (850°C -1,500°C).

Mar 16, 2013· DR process, DRI, HBI, Iron making. Metallization, reformed natural gas, residual elements, Rotary kiln, Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it. Hot briquetted iron (HBI) is a densified form of DRI to facilitate its handling and transport. History

Sponge Iron Production in Rotary Kiln - Kindle edition by A. Sarangi, B. Sarangi. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Sponge Iron Production in Rotary Kiln.

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.

The rotary kiln process is a well-established process for production of sponge iron. In this process a refractory lined rotary kiln is used for reduction of iron ore in solid state. The size depends on the production capacity of kiln. The kiln is mounted with a slope of 2.5% downwards from the feed end to the discharge end.

i) Direct Reduced Iron: Production. ... This product is known as direct reduced iron (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting ...

Alibaba.com offers 285 iron sponge rotary kiln products. About 51% of these are cement making machinery, 5% are other mining machines, and 3% are industrial furnace. A wide variety of iron sponge rotary kiln options are available to you, such as free samples.

Right from the selection of high grade iron ore and coal, we use only the finest raw material for production. Sponge is the main constituent in production of billets. Get Price; Sponge Iron Production in Rotary … Sponge Iron Production in Rotary Kiln [Bidyapati Sarangi] on *FREE* shipping on qualifying offers.

Mining industry sponge iron rotary kiln production lines, US $ 168,688 - 168,688, 85%, ISO 9001:2008, New.Source from Henan Hongke Heavy Machinery Co., Ltd. on ...

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 produced sponge iron from our 25TPD Tunnel Kiln at our steel making complex at Samakhyali, Kutch.

Sponge iron production in rotary kiln The cooler is also inclined at 2. The largest improvements would be made by design modifications adopting a novel energy conservation scenario by process integration and thereby decreasing the coal and water consumption and by decreasing the cold fresh air.

Get this from a library! Advances In Rotary Kiln Sponge Iron Plant.. [H S Ray; Prasad, Krishna Kant.] -- About the Book: Now that India is virtually the only player in this field, an elaboration is needed with respect to more fundamental understanding as well as future prospects and needs, which this ...

Sponge iron is the product generated by direct reduction of iron ore with aid of either carbon or natural gas under controlled temperatures and pressures within a rotary kiln. However the performance of rotary kilns is usually adversely affected by the formation of accretion.

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 Iron Production in Rotary Kiln . Reduction process are . Get Price And Support Online; Modelling and optimization of a rotary kiln direct . Modelling and optimization of a rotary kiln . for cement production and sponge iron . included for the case of a generic rotary kiln iron …

The increase in the demand of sponge iron is also due to the fact that it is used as a substitute for coking coal which is available in scarcity in the world. 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 ...

Our cement rotary kiln and sponge iron rotary kiln has been developed for performing drying, calcination and sintering work in a continuous process. Widely used for cement, pet coke calcination, sponge iron and other materials, it uses hot gases for the operation.

Nov 15, 2015· Rotary kiln technology is advanced and mature, its products may be DRI, HDDRI, granular iron and CBI. Rotary kiln technology is fit for various of high grade or low grade iron …

China Sponge Iron Tunnel Kiln Sponge Iron, . produce sponge iron by reitec. tunnel kiln for sponge iron production grinding mill equipmentWe have manufactured . Get Price And Support Online; complete process of sponge iron kilns - careeredu. production sponge iron through tunnel kiln process. complete process of sponge iron kilns .