process flow diagram of sponge iron plant
process flow diagram of sponge iron plant
High Quality TMT Bar Manufacturing Process | Shyam Steel
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Scope: The process covers inspection, testing, identification and traceability of the product from receipt stage, in-process inspection and final inspection till dispatch Procedure: Direct Reduced Iron Unit (DRI): The sized iron-ore is tested for its Fe content and coal for its ash content and is then charged to DRI plant...

26 Effluent treatment plant process flow diagram
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Jan 16, 2021· This article clear that the role of Effluent treatment plant in chemical industry also give the importation about what is the Effluent treatment plant process Effluent treatment plant process flow diagram give idea about overall process of effluent treatment Read Also what is mean unit operation Fractional Distillation Some Related Searches...

Sponge Iron - an overview | ScienceDirect Topics
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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 fin The reduction takes place using gaseous reductants (CO + H ....

(PDF) i) Direct Reduced Iron: Production
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Mar 30, 2016· 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 point are generally classified as ,...

(DRI) Direct Reduction Iron Plant Flowsheet Options
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Jul 28, 2013· (DRI) Direct Reduction Iron Plant Flowsheet Options 1 DRI Plant Flowsheet Options By: Gerard B Hawkins Managing Director, CEO 2 DRI Processes – Types using Steam Reforming HYL type flowsheets Midrex type flowsheets Lookalikes exist in each category 3 DRI Processes - HYL III Process Flowsheet 4...

Hazard Identification, Risk Assessment, and Control ,
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Process flow chart of iron ore pelletizing industry Pellet plant is facilitated with additives grinding unit as the process of pelletization requires binder and additiv Bentonite is used as a binder for proper balling of the filter cake particles in to spherical shaped balls with certain compression strength...

The Steel Manufacturing Process - How is Steel Made?
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Apr 10, 2020· This process, known as cast iron, produced a more durable product than wrought iron, but it was brittle, making it difficult to shape and bend After cast iron, blacksmiths of Central Europe began coating wrought-iron products in charcoal to improve the iron’s strength while maintaining its flexibility Afterward, iron went through a final ....

DRI production | International Iron Metallics Association
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The Finmet / Finored gas-based process utilizes iron ore fines as feedstock The SLRN coal-based rotary kiln process uses lump ore and, increasingly, pellets as feedstock There are variants of these processes which are described on the websites of the various technology providers Midrex® process Midrex® direct reduction process flowsheet...

Pig Iron Manufacturing Process - 911metallurgist
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Mar 20, 2017· Later, during the experiments on the production of pig iron in the electric furnace at Domnarfvet, Sweden, 280 tons of crude non containing from 095 to 309 per cent, carbon were produced This showed the possibility of producing pig steel in an electric shaft furnace Later at Trollhattan, Sweden, these results were confirmed in a larger furnace...

What is Process Flow Diagram (PFD) - How To & Examples ,
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A process flow diagram is a graphical tool most commonly used by business process management professionals (BPM) and chemical engineers PFD helps to understand the process, provide quality control, and increase efficiency It is used to get a top-down understanding of how different types of equipment and chemicals work in the industrial plant...

Pig Iron Manufacturing Process - 911metallurgist
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Mar 20, 2017· Later, during the experiments on the production of pig iron in the electric furnace at Domnarfvet, Sweden, 280 tons of crude non containing from 095 to 309 per cent, carbon were produced This showed the possibility of producing pig steel in an electric shaft furnace Later at Trollhattan, Sweden, these results were confirmed in a larger furnace...

Sponge iron making process - SlideShare
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Nov 09, 2014· Sponge iron making process 1 ALBERTUS SEPTYANTOKO 2712100014 , SECONDARY AIR Secondary air is introduced axially in the direction of the gas flow The air supplied to the length of the kiln is metered for close control of temperature and gas atmosphere in the kiln Heating zone extends from 25% to 40% along length of the kiln and in the ....

Process Description and flow diagram of Coal Based DRI Plant
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Aug 07, 2016· Process Description and flow diagram of Coal Based DRI Plant Description of Sponge Iron Manufacturing Process Most of the plants in India use DRI process—a solid state direct reduction process by which iron ore is reduced to sponge without phase change...

Direct Reduced Iron and its Production Processes – IspatGuru
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Mar 16, 2013· Fig 2 Principle of direct reduction process Gas based process In the gas based reduction processes, a vertical shaft kiln is used in which iron ore is fed into the top of the kiln and finished sponge iron is drawn off from the bottom after cooling it so as to prevent its re-oxidation...

TMT Bars Manufacturing Process - JSW Neosteel
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It is manufactured using iron ore JSW NEOSTEEL is toughened high strength HYQST (High Yield Quenched and Self Tempered) TMT Bar conforming to IS 1786:2008, TMT are hot-rolled from steel billets are subjected to the thermo-mechanical treatment The HYQST technology ensures a uniform quality across the bar...

Chemical Engineering Resources - Cheresources - Index
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Understanding the flow of compressible fluids in pipes is necessary for a robust design of process plants The main difference between incompressible fluid, like water, and compressible fluid, vapor, is the greater change in pressure and density...

TMT Bars Manufacturing Process - JSW Neosteel
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It is manufactured using iron ore JSW NEOSTEEL is toughened high strength HYQST (High Yield Quenched and Self Tempered) TMT Bar conforming to IS 1786:2008, TMT are hot-rolled from steel billets are subjected to the thermo-mechanical treatment The HYQST technology ensures a uniform quality across the bar...

1A Manufacturing Process for Iron and Steel
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The figure shows a flowchart of the integrated manufacturing process for iron and steel using the blast furnace and basic oxygen furnace (denoted BF and BOF hereinafter, respectively), which is presently the most commonly used method (51% of world steel production) After the BF-BOF process, molten steel is controlled to a target composition ....

Energy Audit Methodology of Sponge Iron Manufacturing ,
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Jul 14, 2014· 2 Description of Sponge Iron Manufacturing Process Most of the plants in India use DRI process—a solid state direct reduction process by which iron ore is reduced to sponge without phase change (Figure 1) 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 ....

A discussion of magnetic separation techniques for ,
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was the key to enabling the operation to process this fine fraction The plant was upgraded with SLon® WHIMS technology to process the –45 μm stream The result was an overall doubling of TiO 2 recovery at an average concentrate grade of 475% TiO 2 Additionally beneficial, the SLon® discarded most of the gangue minerals and slimes prior to...

iron processing - Iron making | Britannica
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iron processing - iron processing - Iron making: The primary objective of iron making is to release iron from chemical combination with oxygen, and, since the blast furnace is much the most efficient process, it receives the most attention here Alternative methods known as direct reduction are used in over a score of countries, but less than 5 percent of iron is made this way...

Pig iron - blast furnace route | International Iron ,
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Pig Iron Production - Blast Furnace Route More than 11 billion tonnes of blast furnace iron was produced globally in 2016 Blast furnace economics are such that larger units have lower unit production costs, hence there has been a trend to bigger and bigger furnac Modern blast furnaces produce more than 10,000 tonnes per day...

sponge iron process
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Jul 29, 2010· Flow chart of SL/RN process has been shown in fig 1Sized Iron Ore and Non Coking Coal along with Dolomite are fed continuously to the charge end of Rotary Kiln inclined at 25% Coal is also injected through an Injection Pipe at the discharge end of Kiln...

Energy survey of the coal based sponge iron industry ,
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Sep 01, 2015· The process flow diagram (PFD) of a conventional coal based sponge iron plant is shown in Fig 1Different streams in the PFD are assigned individual number and henceforth each stream will be referred through its respective number...

Steel making process – ArcelorMittal
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In the former process, iron ore is the main raw material In an electric furnace, scrap iron is used and occasionally also sponge iron Sponge is an intermediate product, which is produced from iron ore by means of direct reduction (= DRI or directly reduced iron) and that is then further reduced and smelted in an electric furnace...

A Thesis Submitted for Partial Fulfillment of the Degree ,
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31 Material Balance in a Rotary Kiln sponge iron plant 14 32 Energy Balance in a Rotary Kiln sponge based iron making 14 33 Schematic of optimised Rotary kiln sponge iron making process 21 41 Industrial view of Sponge Iron making Rotary Kiln 24 , 72 Temperature profile at various after start up of flow ratio 9:1 & 8:2 46-50 73 Volume ....

Midrex Process for Direct Reduction of Iron Ore – IspatGuru
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Apr 09, 2017· Midrex process is simple to operate and involves three major unit operations namely (i) iron ore reduction, (ii) gas preheating, and (iii) natural gas reforming The heart of the Midrex process is its shaft furnace It is a cylindrical, refractory-lined vessel and is a key component of the direct reduction process...

Process through Multiscale Process Modeling
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The shaft furnace (Figure 2) is the core of the DR process Iron ore pellets are charged at the top, descend due to gravity, and encounter an upward counter-flow of gas The reducing gas (CO and H 2, plus CH 4, CO 2, and H 2O, at about 950 °C) is injected peripherally at mid-height and exits at the top...

The Use of Hydrogen in the Iron and Steel Industry
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urnace has dominated the ironmaking process since the 1980s , • DRI is iron ore that has been reduced to iron with syngas without melting , Flow Diagram for Flash Ironmaking Plant THE USE OF HYDROGEN IN THE IRON AND STEEL INDUSTRY Iron Ore In Natural Gas In Iron Out Air...

Acid Leaching - Copper Ore Treatment Method
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May 23, 2017· The treatment of smaller tonnages of such ores by hydrometallurgy has not been widely employed due to high capital plant costs Acid Leaching Process Flowsheet The method of dissolution by sulfuric acid and ferric sulfate with chemical precipitation by means of scrap or sponge iron appears to offer the best potential for wide application and ....