working of kiln rotary for making sponge iron in

Rotary Kiln Maintenance Manual

2019-6-15 · rotary kiln operations. Regardless of rotary kiln size or configuration the basic principles outlined in this manual govern the reliable operation of every rotary kiln, calciner, dryer, incinerator, digester and cooler application. For questions or problems with your specific application please contact North American Kiln for assistance.

Sponge Iron

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 ...

Rotary Kiln Process Of Making Sponge Iron C cement ...

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 process of making sponge iron

Accretion Control in Sponge Iron Production Kiln using. 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 reduction process is carried out in an inclined horizontal rotary kiln ...

Method for Calculating Yield of DRI Production in …

2010-12-16 · 12/16/2010 3:58 AM. 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 - …

sponge iron process

2011-8-3 · Wednesday, August 3, 2011. 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 reduction zone is 60-70% of total ...

Rotary Kiln for Making Sponge Iron at Rs …

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

A Thesis Submitted for Partial Fulfillment of the Degree ...

2012-5-29 · 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

Convert your sponge iron plant into a cast iron plant …

Schematic views of the existing rotary kiln for making sponge iron & the proposed addition of MAGMA for making pig iron are given below – Advantages of converting a sponge iron plant into a pig iron plant are – Any grade of iron ore (55-63% Fe) and any size of iron …

2 D Model of Sponge Iron Rotary Kiln Developed Using CFD

2015-5-17 · In sponge iron industry rotary kiln is the primary equipment, which is used to reduce iron ore to metallic iron i.e. Fe which is called sponge iron. The performance of rotary kiln significantly affects the production capacities of these industries. The performance of rotary kiln is affected by temperature profile

Development of energy conservations scenarios for …

2011-1-16 · 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 …

Mathematical Modelling of Sponge Iron Production in a ...

2Tata Sponge Iron Ltd., Joda, INDIA Keywords: Sponge iron, Coal, Rotary kiln, Modelling, Optimisation INTRODUCTION India is the largest producer of sponge iron or direct reduced iron (DRI) in the ...

Capacity 50-1000Tpd Dri Rotary Kiln Sponge Iron …

2021-4-21 · Iron Ore Production Line Sponge Iron Rotary Kiln Iron Calcination Furnace, Find Complete Details about Iron Ore Production Line Sponge Iron Rotary Kiln Iron Calcination Furnace,Iron Ore Production Line,Sponge Iron Rotary Kiln,Iron Calcination Furnace from Cement Making Machinery Supplier or Manufacturer-Gongyi Derui Machinery Co., Ltd.:::During 70''s, the reduction of iron ore in …

Coal & Gas based DRI Plant

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 – Lloyd''s Metals

Sponge iron making is a process in which iron ore lumps (typically 5mm-18mm size) are tumbled with a ''select'' grade of iron-coking 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 product bunkers prior to dispatch.

sponge iron by vsk kiln

Rotary Kiln - Rotary Kiln Manufacturers, Suppliers and, Find here listings of rotary kiln manufacturers, rotary kiln suppliers and exporters The wide range of rotary kiln manufactured by listed companies are high in demand, VSK - Lime Kiln, drying and sintering in a constant process with the use of hot gas Mainly used for cement, sponge iron, pet coke calcination and other materials .

Sponge Iron Rotary Kiln&Rotary Kiln Process of …

Description of Lateritic Nickel Rotary Kiln: Our lateritic nickel rotary kiln is mainly used to smelt lateritic nickel ores so as so get nickel pig iron. So far CITIC HMC Co., Ltd has successfully carried out many projects in China, such as Guangqing in Guangdong Province, Dingxin in Fujian Province, Qingshan in Zhejiang Province, Linyi in Shandong Province, and more.

SPONGE IRON PLANT

2018-9-24 · 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 pre-determined ratio. The rotary kiln is slightly inclined at an angle 2.5 deg and rotated by

A Thesis Submitted for Partial Fulfillment of the Degree ...

2012-5-29 · clusters and agglomerates are common in both rotary kiln and shaft based processes. In the presence of context we cannot conceive of a reactor to manufacture sponge iron, which operate above 11000C, even though there have been prolonged attempts to produce sponge iron and semi-fused iron at higher temperature.

Rotary Kiln with SL/RN Process

Rotary Kiln with SL/RN Process. Rotary Kiln with SL/RN Process. Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD, 350 TPD, and 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).

Energy survey of the coal based sponge iron industry ...

2015-9-1 · 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.

2 D Model of Sponge Iron Rotary Kiln Developed Using CFD

2015-5-17 · 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

SPONGE IRON PRODUCTION FROM ORE -COAL …

2014-9-2 · 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 stationary, it does not require high strength and thermal stability of the raw material.

Simulation of Rotary Kiln Used in Sponge Iron Process ...

2015-2-15 · producer of sponge iron as it covers 16% of global output. Sponge iron is used as feedstock and a recognized alternative to steel scraps in iron and steel making processes. 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

Accretion Control in Sponge Iron Production Kiln using ...

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 reduction process is carried out in an inclined horizontal rotary kiln, which rotates at a programmed speed.

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A R…

DRI UPDATE

2019-4-10 · 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 Plant Manufacturers and Sponge Iron …

The coal base DRI rotary kiln process for production of DRI / Sponge Iron has its many parameters to increase the quality as well as productivity which need careful operations throughout the process. Number of DRI processes came up and rotary kiln process …

Making Sponge Iron With Rotary Kiln

Iron Rotary Kiln In Pakistan Felona Heavy Industries. rotary kiln process of making sponge iron c rotary kiln process of sponge iron technology in india the pilot plant was in iron making as pictures Get Price 13 major iron and Email email protected Get a Quote Send Message Hot Products Please Leave A Message Hot News More details

sponge iron process

2010-7-29 · The carbon content in sponge iron produced by coal based rotay kiln processes are generally low and is in the range og 0.08% to 0.20%.The carbon content in gas based processes can be controllrd to a level of 1.5% to 2.0% based on requirement for steel making. Size Distribution:

Sponge Iron Production In Rotary Kiln By Sarangi …

Process Making Sponge Iron Rotary Kiln Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN Sponge iron is the metallic form of iron produced from Steelmaking Get Price. ... main objective of this study is to develop an accretion control system by using Fuzzy Logic control and maintain the kiln parameters at recommended working ranges.

rotary kiln process of making sponge iron | Solution …

process making sponge iron rotary kiln animation in south africa … … kiln direct reduction iron (DRI … iron (sponge) that imported from Malaysia, Australia, South Africa, and … iron (sponge iron) process by … Coal : The most critical raw material for sponge iron making. Sponge iron making is a process in which iron ...

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION …

2012-1-10 · 1. Krupp Sponge Iron Process The Krupp. 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.