calculation on reduction for direct reduced iron in tunnel ...
sponge iron production from ore -coal composite pellets in tunnel kiln. Keywords: Tunnel Kiln, Iron ore-coal composite pellets, Sponge iron, Thermal efficiency, ... products [1-2]. In the year 1908 use of tunnel kiln started for iron oxide reduction. This .... For composite pellets amount of …
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Development of charge calculation program for target steel ...
Different production data requires different charge calculation effort [7]. In the Induction Furnace, the quality of alloy steel produced largely depends on the charge mix, quality of scrap and additives and effective optimization model. This work is used to develop charge calculation program for target steel in Induction Furnace.
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Recovery and utilization of waste heat in a coal based ...
Recovery and utilization of waste heat in a coal based sponge iron process ... inherent in blast furnace and induction furnace process such as the scarcity of steel scraps in international markets, depleting ... which sponge iron particles are preheated before entering the
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Steelmaking in Induction Furnace – IspatGuru
Steelmaking in Induction Furnace. satyendra; May 24, 2018; 0 Comments ; carburizer, control system, Ferro alloys, Induction furnace, induction heating, scrap, slag, Sponge iron, steelmaking,; Steelmaking in Induction Furnace. Coreless induction furnaces have been used in the ferrous industry for over 50 years and are now one of the most popular means of melting and holding …
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Ultra-high pressure briquetting of sponge iron fines ...
For cold pressing of sponge iron, specific pressures in the range between 10,000 to 11,000 kgs/cm are required. Sponge iron briquettes can be advantageously used in place of sponge iron fines(0-3 mm size) for melting. With higher density up to 5 grams/cc, they penetrate deeper into the induction furnace / electric arc furnace & melt completely.
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welspun steel keonjor
calculation of sponge iron recovery in induction furnace. There are forty years of manufacturing history, with three major production bases,over 160 senior R&D engineers and 600+ large and medium-sized digital processing equipment, The first-line technicians and professional after-sales service personnel up to 2,300+ and 200+ respectively ...
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induction furnace steel melting - CR4 Discussion Thread
induction furnace steel melting. Dear Sirs, In an induction steel melting core less furnace of 9Tons capacity near Hyderabad (India),the sponge iron fines of about 70%Fe is used along with Shredded scraps I.S.R.I 211 (imported). The Al2O3 in the sponge iron was found around 6% to 7.5 and sulphur around 0.07 %depending on the sources of supply .
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Direct reduced iron process - tec-science
Direct reduced iron (DRI) process. In addition to the process route via the blast furnace process, there is another option for extracting crude steel from iron ores using the so-called direct reduced iron (DRI) process (secondary route).The starting point for the efforts to find an alternative to the blast furnace process was the relatively high process expenditure.
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Waste Heat Recovery Based Captive Power Project
Recovery Boilers, Steam turbine, Induction Furnace, Ladle Refining Furnace, Continuous Caster, Ferro Alloys Plant etc. Second unit of Power plant and sponge iron plant along with Arc Furnace, Vacuum Degassing unit, Mini Blast Furnace, Rolling Mill, Wire Drawing Mill will be added in immediate future.
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Automatically generated PDF from existing images.
TPA of Sponge Iron, 2 x 5 MT Induction Furnace with CCM unit producing 30000 TPA& 8 MW of Power Generation through Waste Heat Recovery. We have also obtained Environmental Clearance from SEIAA, Chhattisgarh for expansion of existing Induction Furnace with CCM unit (from 30,000
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feasibility study on coal based sponge iron production
calculation of sponge iron recovery in induction furnace Production of Steel in Induction Furnace IspatGuru. May 26, 2019 The induction furnace for melting sponge iron is required to have a large ratio of cross sectional area to volume so that the heat transfer is high and to keep the slag hot and fluid.
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Strategy Paper On Resource Efficiency in Steel Sector ...
Furnace-Basic Oxygen Furnace (BF-BOF) route and Electric Arc Furnace (EAF) and /or Induction Furnace (IF) route. The BF-BOF route (primary sector) caters to around 45% of India's steelmaking capacity, while the remaining ... product called sponge iron, mainly in EAF/IF route, is very common and have been adopted widely. Today, India is the ...
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"DEPHOSPHORIZATION OF STEEL PRODUCED FROM …
was produced using induction furnace. The prime raw material for induction furnace is steel scrap, sponge iron and cast iron. The percentage of directly reduced iron in the burden differs from 10 to 95 percent, depending on its inventory and monetary value of manufacturing. Large
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AMMAN-TRY SPONGE & POWER (P) LIMITED
recovery they will be treated in high efficiency ESP and discharged into the atmosphere through stack whose height will be in accordance with CPCB norms. B) Steel Melting Shop Initially scrap & other metallics such as sponge iron will be charged into the induction furnace. After
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(PDF) Induction Furnace -A Review - ResearchGate
1) Raw Material: Induction Furnaces are using Steel melting scrap, Sponge Iron & Pig Iron/Cast Irons. On an average the ratio of these items is 40% sponge Ir on + 10% Cast Irons or Pi g Iron. The ...
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Pig Iron Manufacturing Process - 911metallurgist.com
Later, during the experiments on the production of pig iron in the electric furnace at Domnarfvet, Sweden, 280 tons of crude non containing from 0.95 to 3.09 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.
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Steel industry made of sponge! | ELGi Blog
Sponge iron scores over alternatives. It is an ideal substitute in terms of chemical composition like balanced carbon content, very low sulphur and phosphorous content. It is necessary for assembling steel by induction furnaces and electric arc furnaces. It …
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Jeevaka Industries Private Limited (Sponge Iron Division)
Now it has been proposed to increase the production capacity of Sponge Iron plant from 300 TPD to 500 TPD along with Waste Heat Recovery based power plant of 10 MW capacity, establishment of a Pellet Plant of 600 TPD capacity, Establishment of 2 x 40 T induction furnaces to produce
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Executive Summary KSIPL - enviscecb.org
There will be 5 nos. of induction furnaces each of 10 MT capacity. Concast will be used to produce Billets. 3.2.6 ROLLING MILL: ... 3.2.8.1 THROUGH WASTE HEAT RECOVERY BOILER FROM SPONGE IRON UNIT The hot flue gases from DRI kilns will pass through waste heat recovery Boilers to
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(PDF) Optimizing Induction Furnace Parameters Using TOPSIS ...
Ahmed et al (2009) also presented a steels, corrosion resisting steels and magnet steels, design of coreless induction furnace for melting iron. were manufactured in crucible furnaces. This was the Both mechanical and electrical requirements for only suitable type of furnace available, as, if a gas- induction furnace were considered.
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Melting behaviour of sponge iron in
Laboratory has made an attempt to melt sponge iron in induction furnaces and optimize its melting behavour. It is possible to use continuous charging arrangements for melting of l(X)% sponge iron in induction furnace. Introduction Steel scrap is normally the feed stock for the production of steel in induction furnace.
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jinshin induction motor
calculation of sponge iron recovery in induction furnace; why coal mill motor low power factor design; 40mm stone crusher with diesel motor; 5kg wet grinder motor china; rotary electric vibrating motor; working principle of equipment with unbalanced motor; installation of …
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Sponge iron fines factory - Simurgh Industrial and Mining ...
The hydrogen and carbon then enter the furnace called the recovery furnace, where we put the iron ore pellets, and combine it with the oxygen in the iron ore pellets to regenerate the iron ore. you will find sponge iron yield calculation in internet. Buy sponge iron fines at factory price. The use of sponge iron in induction furnaces as one of ...
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Project Proponent M/s BRGD Sponge and Iron Pvt. Ltd.
1. Sponge Iron Plant (4x100 TPD) 1,20,000 TPA Sponge Iron 2. Induction Furnaces (3x20 T) with matching LRF & CCM 1,45,800 TPA Billets 3. Rolling Mill TMT Bars1,40,000 TPA, Strips & Structural 4. Cement Grinding Unit 1,00,000 TPA Cement ( PPC or PSC) 5. Captive Power Plant 16 MW (8 MW WHRB based & 8 MW AFBC based) Power
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Thermodynamic calculation on the smelting slag of direct ...
Thermodynamic calculation on the smelting slag of direct recycling of electric arc furnace stainless steelmaking dust was presented. An induction furnace was used to simulate electric arc furnace smelting to recover the metals from the dust. The elements of iron, chromium and nickel in the ingot and the components of metal oxides in the slag were analyzed. The thermodynamic …
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STEEL MAKING BY INDUCTION FURNACE - PROCESS
The molten metal in an Induction Furnace is circulated automatically by electromagnetic action so that when alloy additions are made, a homogeneous product is ensured in minimum time. The time between tap and charge, the charging time, power delays etc. are items of utmost importance are meeting the objective of maximum output in tones/hour at ...
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How to Calculate Electricity Cost ... - ElectroHeat Induction
Let assume Utility company charge $ 0.108 per kWh for electricity (electricity cost will be different for your case) Monthly Electricity cost = 30,625 kWh x $ 0.108 / kWh. Monthly Electricity cost = $ 3307.5. Therefore monthly electricity bill will be $ 3307.5 if you melt 50 ton in one month. Download induction melting furnace schematic and ...
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Calculation Of Sponge Iron Recovery In Induction Furnace
Features and Uses of Pig Iron . Pig iron manufacturers in India have set up charge make up to include the use of foundry grades or pig iron types They are able to provide the variety of sources in finery forges Being a hot metal it is used to pour into steelmaking vessel to produce steel electric arc furnace induction furnace and basic oxygen furnace sponge iron pptx The substitution of scrap ...
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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 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 ...
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Corporate Profile – A-One Gold Steel
3 PLC-controlled DRI Kilns for the manufacturing of sponge iron from iron ore. Total capacity of sponge iron kiln is 300 tonnes per day. Capacity of 2 induction furnaces, hot rolling & cold rolling mill is 20,000 tonnes per month. Optimised cost due to a reduction in multiple transport costs.
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sponge iron process
TECHNICAL ASPECTS OF MANUFACTURE OF SPONGE IRON We have produced 55 million tons plus of steel in our country in the year 2008.This production of steel has come thro both conventional blast furnace route, electric arc/induction furnace route and thro new iron making technology COREX.
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Induction Furnace and Important Operational Aspects ...
Because of use of direct reduced iron the trace elements in the steel made in the induction furnace remains under control. The liquid steel is the desired output of the induction furnace. The quantity depends upon the capacity of the furnace, and the quality depends upon the raw materials and the steel composition.
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Studies on direct reduced iron melting in induction furnace
The experiment was continued to reduce pellet composite in the HBC furnace. The pig iron produced from this process contained of 93.62%Fe, 3.5%C, 1.55%Si, 0.87%Mn, 0.05%P, and 0.087%S.With this ...
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calculation of sponge iron recovery in induction furnace
calculation of sponge iron recovery in induction furnace. There are forty years of manufacturing history, with three major production bases,over 160 senior R&D engineers and 600+ large and medium-sized digital processing equipment, The first-line technicians and professional after-sales service personnel up to 2,300+ and 200+ respectively.Introducing advanced technology and craftsmanship ...
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4 FURNACES - Bureau of Energy Efficiency
majority of the furnaces use liquid fuel, gaseous fuel or electricity as energy input. Melting furnaces for steel, cast iron use electricity in induction and arc furnaces. Non-ferrous melting utilizes oil as fuel. Oil Fired Furnace Furnace oil is the major fuel used in oil fired furnaces, especially for reheating and heat treatment of materials.
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Time Frame it Takes to Melt 1000kg of Cast Iron on A ...
Time (t) = 0.8 hour x 60 minutes = 48 minutes. Therefore 48 minutes take for melting 1000 kg of cast Iron @ 700 kW. Power consumption is also depends on the manufacture of the furnace. Below is power consumption for the Electroheat furnace for different metals. For Cast Iron melting 550-575 kWh/ton require.
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calculation of sponge iron recovery in induction furnace
calculation of sponge iron recovery in induction furnace Scrap Feeding Arrangement In Induction Furnaces Hkxzo 2019724 Industrial electric arc furnace temperatures can be up to 1,800 C 3,272 F, while laboratory units can exceed 3,000 C 5,432 F. Arc furnaces differ from induction furnaces in. Prices / Quote Recover Chromium From Scrap Metal
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