tunnel process of sponge iron making in calcutta

tunnel process of sponge iron making in calcutta

Top Sponge Iron Manufacturer In Kolkata, India

Aug 19, 2020 Sponge iron is a spongy mass of iron which is a metallic product produced through direct reduction of iron ore/ iron pellet 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

(PDF) Production of Sponge Iron through Tunnel Kiln Process

India is one of the countries where use of sponge iron contributes a large share in annual crude steel production. The amount of sponge iron in the charge mix varies from 0-90% depending on its

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

Nov 23, 2011 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...

Sponge Iron in Kolkata, West Bengal Sponge Iron Price in

Sponge Iron is produced by the reduction of solid iron ore (that is removal of oxygen) and is a spongy mass of iron which is metallic in nature. The raw materials used for making sponge iron include iron ore pellets, dolomite and coal.

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN

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

Sponge iron making process SlideShare

Sponge iron making process 1. ALBERTUS SEPTYANTOKO 2712100014 2. IRON ORE • Iron = 65-67 % • SiO2 + Al2O3 = 2-3 % • CaO + MgO = 0,5-1 % • Sulphur = 0,02 % max • Phosphorus = 0,04 % max Chemical Composition • Size = 5-18 mm • Shatter Index = +95 % • Tumbler index = +88 % • Reducibility Index = +94 % • Thermal Degradation Index = 5 % Physical Composition

Misra Group Ceramics & Sponge Iron Manufacturing (DRI)

The pilot project that was setup for 0.1 million Tons P.A capacity under the guidance of Prof. G.G Roy Dept of Metallurgy IIT Khargapur, has been successful and has exceeded all the expectations with the technological breakthrough in the process of Iron ore reduction or Sponge iron manufacturing through a tunnel kiln instead of the conventional

SPONGE-IRON Shakambhari Group

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).

sponge iron process

Jul 29, 2010 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:

M/s Bravo Sponge Iron Pvt. Ltd. Welcome to Environment

Bravo Sponge Iron Private Limited (BSIPL), a private limited company was originally incorporated on 14th February 1997 vide Company Incorporation Number U27106WB1997PTC082921 with the Registrar of Companies, West Bengal. BSIPL started manufacturing sponge iron in the year of 2003 under the management of Bhalotia Group, Jamshedpur.

Misra Group Ceramics & Sponge Iron Manufacturing (DRI)

The pilot project that was setup for 0.1 million Tons P.A capacity under the guidance of Prof. G.G Roy Dept of Metallurgy IIT Khargapur, has been successful and has exceeded all the expectations with the technological breakthrough in the process of Iron ore reduction or Sponge iron manufacturing through a tunnel kiln instead of the conventional

SPONGE IRON PLANT

sponge iron, originating from Iron Ore, namely, silica and alumina and the sulphur and phosphorous contents adversely affect the economics in subsequent steel making operation. Therefore, the ore should be high in iron content and low in gangue, Physical Specification Size 5-20 mm Oversize < 5 % max

Sponge Iron in West bengal Manufacturers and Suppliers India

Sponge iron, also known as direct reduced iron is produced from hematite iron ore (5 to 20 mm size) iron oxide pellets (6 to 18 mm size) by removing the oxygen by direct reduction process using non coking coal as the fuel and reducing agent in rotary kiln.

M/s Bravo Sponge Iron Pvt. Ltd. Welcome to Environment

Bravo Sponge Iron Pvt. Ltd. Project Feasibility Report for Expansion project Chapter 01 2 of P a g e 2 Salient Features of the project The company has acquired 78.37 acres of land, out of which the existing plant is installed on around 40 acres of land and the proposed expansion project shall

Tunnel Kiln Manufacturers & Suppliers in India

Sponge Iron, also known as Direct Reduced Iron is the product produced out of using iron ore. The iron ore is processed through reduction process by the use of gas that emits from natural coal gas resource. CASE Group of Industries manufactures sponge iron by using tunnel kiln, following reduction of iron

Iron Ore and Coal Manufacturer Tata Sponge Iron Limited

During sponge iron manufacturing, iron ore is reduced in solid state. Unlike the conventional steel melting processes, the gangue content of iron ore cannot be separated as a slag. Hence, it becomes essential to select an ore with high iron content and a low gangue content, to optimise yield during steel making.

Detailed Project Report

3.5 Project description with process details (a schematic diagram/ flow chart showing the project layout, components of the project etc.) 31 3.5.1 Manufacturing Process of Sponge Iron (DRI) 31 3.5.2 Manufacturing process of Pig Iron through Mini Blast Furnace 37 3.5.3 Process and Process Flow diagram of Iron

Direct Reduced Iron (DRI) Production Plant

Direct Reduced Iron (DRI) Production Plant NIPPON STEEL ENGINEERING CO., LTD. Basic Concept or Summary S-16 u A direct reduced iron (DRI) production plant is a shaft reduction furnace to produce DRI with large metal iron content by directly reducing iron ore (or iron

sponge iron production line, sponge iron production line

A wide variety of sponge iron production line options are available to you, There are 164 suppliers who sells sponge iron production line on Alibaba, mainly located in Asia. The top countries of supplier is China, from which the percentage of sponge iron production line supply is 100% respectively.

Subhas Behera President PUSHPIT STEEL PRIVATE LIMITED

32years of experience in Sponge Iron, Steel and Power Industry. Coal based Rotary Kiln Process for DRI(Sponge Iron) making is the speciality as success in return. Product

sponge iron process: 2010

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

MIDREX Processes KOBELCO

The process reduces iron ore using a reforming gas made from natural gas. The DRI is used mainly as the raw material for electric arc furnaces (EAFs), as a clean iron source substitute for scrap iron. Pores are left behind in the DRI after oxygen has been removed. These pores, if filled with water, for example, can cause the iron to reoxidize with

PRODUCTION OF IRON AND STEEL POWDERS

Höganäs sponge-iron process and the water-atomizing process. The former process is based on reduction of iron ore, yielding a highly porous sponge-iron which subsequently is comminuted to powder. The latter process is based on atomization of a stream of liquid iron (or steel) by means of a jet of pressurized water. Both processes will be

Amit Metaliks -Amit Alliance

Considering the importance of the sector, Amit Alliance has made credible progress as steel manufacturers in Kolkata. We are the leading TMT bars manufacturer and sole manufacturing partner (conversion agent) of Steel Authority Of India in Eastern India. To elaborate the process sponge iron is produced by direct reduction.

Iron Manufacturing process related to the specified

Sponge iron powder . The Höganäs process is a direct reduction method for production of sponge iron powder using magnetite ore (Fe3O4) and carbon as raw materials. The reduction process takes place in a gas fired tunnel kiln at around 1200°C for 60 hours producing a sponge iron

Proposed Integrated Steel Plant at Draft EIA Report

C. Sponge Iron Plant: Sponge Iron will be produced into two process Tunnel kiln process and DRI kilns. 8 nos. tunnel furnace will be used for tunnel furnace for manufacturing of sponge iron. 4 Nos of DRI Plant of 350 TPD Capacity is envisaged to be set up in the proposed project. The total annual capacity of sponge iron making shall be 435,000 TPA.

PRODUCTION OF IRON AND STEEL POWDERS

Höganäs sponge-iron process and the water-atomizing process. The former process is based on reduction of iron ore, yielding a highly porous sponge-iron which subsequently is comminuted to powder. The latter process is based on atomization of a stream of liquid iron (or steel) by means of a jet of pressurized water. Both processes will be

tunnel kiln in india iron

case group tunnel kiln sponge iron manufacturers india. tunnel kiln process for sponge iron making tunnel kiln process sponge iron in south africa Get Price tunnel process of sponge iron making in Process tunnel kiln...

PFR Eden Steel Alloys Modified environmentclearance.nic.in

Proposed project is backward integration to existing facilities and sponge iron will be used as a raw material for making steel ingots. In this process, iron bearing material, carbon source material and additives are fed into the stationary stainless steel saggers placed inside the tunnel kiln. Process Flow diagram is shown in Figure-1.

DRI Tunnel Kiln, टनल किलन in Charmwood Village, Faridabad

The iron ore is processed through reduction process by the use of gas that emits from natural coal gas resource. CASE Group of Industries manufactures sponge iron by using tunnel kiln, following reduction of iron ore through Static Kiln Briquetted Iron Technology.

ABBREVIATIONS SGS

in the waste flue gases released from the Direct Reduced Iron (DRI) during the Sponge Iron making Process. VMPL is a 400 TPD sponge iron unit with 4 DRI Kilns of 100 TPD each. Each of the DRI Kiln emits around 24,000NM3/hour of hot gas at a temperature of 950°C±50°C, containing heat

Ironmaking and Steelmaking Course

Course certificate. •The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres. •The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).

Essay on the growth of Iron and Steel Industry in India

The making of iron and steel had been known to the people of India since long. The iron pillar of Delhi is a proof of it and speaks of the quality of steel produced in this country in ancient times. The first attempt to start an iron and steel mill at Portonova in Tamil Nadu was made in 1830 by Joshia Heath with the help of East India Company.

ASHISH NAZAR Proprietor METALLURGICAL CONSULTANTS

After attaining graduate qualification worked in different companies, preferably in sponge iron making process for last 26 years. Started carrier with Sunflag at bhandara, then moved to Prakash at Bilaspur, Lloyds at Chandrapur, SAL Steel at Gandhidham, Adhunik at Rourkela, Mahalaxmi TMT at Wardha, mostly operated all coal based DRI plant

DRI Tunnel Kiln, टनल किलन in Faridabad,CASE Group ID

Sponge Iron, also known as Direct Reduced Iron is the product produced out of using iron ore. The iron ore is processed through reduction process by the use of gas that emits from natural coal gas resource. CASE Group of Industries manufactures sponge iron by using tunnel kiln, following reduction of iron ore through Static Kiln Briquetted Iron

Raj Kumar Choubey CEO Metcon Power Consultant

Kolkata, West Bengal Setting up an Integrated Steel Plant in Mayurbhanj,Odisha, India with latest Technology of making DRI with Tunnel Kiln, the first plant in India. It is a Pollution free and economical proces of manufacturing of DRI /Sponge Iron out of Iron Ore fines without agglomeration. India. Projects Working on Reduction of

Iron & Steel Starlight Ispat

Sponge Iron 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.

4th Indian Iron-Ore, Pellet and DRI Summit 2020

Mr Deshpande was the former Chairman of The Sponge Iron Manufacture’s Association (SIMA) from 2015-2019, and the former Managing Director of Tata Sponge Iron Ltd. An Executive Director in Tata Metaliks Ltd. Kolkata and before that a Chief (coke, Sinter and Iron) at Tata Steel, during the expansion phase from 6.8 MTPA to 10 MTPA.