melting of sponge iron

Pig iron - Wikipedia Pig iron is an intermediate product of the iron industry, also known as crude iron, which is obtained by smelting iron ore in a blast furnacePig iron has a very high carbon content, typically 38–47%, along with silica and other constituents of dross, which makes it very brittle and not useful directly as a material except for limited applications The traditional shape of the molds used .
melting of sponge iron - fruit-fantaisiech US4540432A - Continuous process of melting sponge iron , The melting operation is carried out in an elongated horizontal reactor, in which sponge iron is charged onto the molten material in an intermediate region of the reactor, carbonaceous fuel and high-oxygen gases are blown into the molten material and slag and sponge iron are tapped at opposite ends of the reactor To permit an economical
Removal of Phosphorous from Steel Produced by Melting , Mar 22, 2013· In secondary route of steelmaking, production through induction melting furnace contributes about 31 % of India’s total steel production The main raw materials used are steel scrap, cast iron and sponge iron In India, majority of the induction furnaces are operated using acidic lining of silica based ramming mass to produce structural steel where basicity cannot be maintained to remove .
sponge iron process Jul 29, 2010· TECHNICAL ASPECTS OF MANUFACTURE OF SPONGE IRON We have produced 55 million tons plus of steel in our country in the year 2008This production of steel has come thro both conventional blast furnace route , electric arc/induction furnace route and thro new iron making technology COREX
US4490168A - Process of making steel by melting sponge , Sponge iron produced by direct reduction is melted in an electric arc furnace, in which a pool of liquid metal is maintained To ensure that liquid carbon-containing iron for forming the pool is available in adequate quantities and that the process can be carried out with the highest possible economy, the sponge iron is reacted in an electric arc furnace on a bath of liquid carbon-containing .
Modelling on melting of sponge iron particles in iron‐bath , In this work the melting process of sponge iron particles in iron‐bath is mathematically modelled Based on the fact that the heat conductivity of sponge iron is much smaller than that of dense iron, a simplified analytical solution for the system has been derived
melting of sponge iron - cosmetic-carrepairnl Melting behaviour of sponge iron in - [email protected] (1) The experience of melting sponge iron in induction furnaces infers that the best usage and melting of the sponge iron can be achieved if the particle size of the sponge iron is in close range and its metallization is + 90% The density of its particle should be as high as possible
Time Frame it Takes to Melt 1000kg of Cast Iron on A , Nov 12, 2013· The time frame melt 1,000 kilograms of cast iron is based on the power supply and kilo watts, learn how long it takes using this equation The time frame melt 1,000 kilograms of cast iron is based on the power supply and kilo watts, learn how long it takes using this equation 908-494-0726 Home; About us
Scrap Iron Melting Furnace | Shanghai JEVEN Technology , Scrap iron melting furnace When ferro ore was reduced to sponge iron by blast furnace, it must be melted by Electric Arc Furnace (EAF) to remove the impurities, then adjust the component to your required steel So EAF can be used to produce Pure iron, Fine carbon steel, Casting iron, Metal refining, also can be used to hold Temperature for .
Reduced Iron Powder | Sponge Iron Powder | - Metal Powder , the sponge iron The reduction process consists of two procedures, which are primary reduction (solid carbon reduction) and secondary reduction The primary procedure mainly includes: (iron ore, rolled steel scales, etc) → Drying → Magnetic Separation → Crushing → Sieving → Canning → Entering Primary Reduction Furnace → Sponge Iron
Is pig iron and sponge iron the same or not? - Quora Mar 06, 2019· No They aren’t The source of both pig iron and sponge iron are iron ore In case of pig iron, the ore is reduced and melt in the blast furnace and the preliminary product is liquid iron, which solidifies to pig iron On the other hand, sponge ir.
US3165398A - Method of melting sponge iron - Google Patents iron temperature furnace sponge iron melting Prior art date 1962-08-31 Legal status (The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed) Expired - Lifetime Application number Inventor Shimanura Tetsuo Fukuda Atsumi
Iron Sponge | AMERICAN ELEMENTS Iron sponge is a highly porous, coarsely powdered or granular form of iron metal with numerous applications in catalysis, gas purification, and alloy production Additional technical, research and safety (MSDS) information is available
Steelmaking based on inductive melting homogenization of the melt with regard to the chemical composition and temperature It is furthermore beneficial for stirring in specific light materials, such as chips, stamp - ing remnants, shredded scrap and sponge iron Given a suitable method of charging, these materials are stirred spontaneously into the melt, so that optimum heat trans -
Direct reduced iron - Wikipedia Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon produced from natural gas or coalMany ores are suitable for direct reduction Direct reduction refers to solid-state processes which reduce iron oxides to metallic iron at temperatures below the melting .
MINI INTEGRATED STEEL PLANT - Noble Steels SPONGE IRON PLANT, STEEL MELTING SHOP, ROLLING MILL & POWER PLANT Noble Tech Industries Pvt Ltd NOBLE TECH INDUSTRIES PRIVATE LIMITED is the first largest private sector Mini Integrated Steel Plant in Southern Indian state of Tamil Nadu .
Sponge Iron Consumption against Metallic Steel Scrap In , Grain Size of Sponge Iron: Induction furnaces users always prefer to use fines of sponge iron (Coal Based sponge iron in sizes from 2mm to 5mm) than lumps as fines give better yield and hence less power consumption So good sponge iron manufactures always try to use iron ore in the size of 5mm to 12 mm, which gives better quality sponge iron
Sponge Iron Supplier Romak Trading Co - DRI export DRI Sponge Iron Supplier Sponge iron, a high iron grade source for steelmaking, is produced from recovered natural or processed iron ore without reaching the melting temperature In this method, the iron ore pellet, having the Iron grade of 67%, is reduced
induction furnace steel melting - CR4 Discussion Thread Oct 14, 2014· 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 ISRI 211(imported) The Al2O3 in the sponge iron was found around 6% to 75 and sulphur around 007 %depending on the sources of supply
Removal of Phosphorous from Steel Produced by Melting , Removal of Phosphorous from Steel Produced by Melting Sponge Iron in Induction Furnace Article in Transactions of the Indian Institute of Metals 66(3) June 2013 with 1,070 Reads
A guide to the language of steel – ArcelorMittal A producer that converts iron ore into semi-finished or finished steel products Traditionally, this process required coke ovens, blast furnaces, steelmaking furnaces and rolling mills A growing number of integrated mills use the direct reduction process to produce sponge iron without coke ovens and blast furnac Iron ore
(PDF) Studies on direct reduced iron melting in induction , The following results are obtained: (1) Apparent activation energy of melting of reduced iron pellets containing 0, 10, 20 and 40% Fe2O3 was 33 kcal/mol (2) Without slag melt on the iron melt .
SPONGE-IRON - Shakambhari Group Sponge Iron, also known as Direct Reduced Iron is produced from Hematite Iron ore (5 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 Sponge iron is rich in Metallic Iron (Pure Iron) with ,
sponge iron melting furnace, sponge iron melting furnace , A wide variety of sponge iron melting furnace options are available to you, There are 16 sponge iron melting furnace suppliers, mainly located in Asia The top supplying country or region is China, which supply 87% of sponge iron melting furnace respectively Sponge iron melting furnace products are most popular in Turkey, Vietnam, and Ukraine
Melting behaviour of sponge iron in induction furnace , Sponge iron with its consistency of composition, lower content of tramp elements and particularly low phosphorus and of sulphur has drawn the attention of medium/large scale foundries for producing quality steel castings It is one of the alternative charge materials to scrap in induction furnac National Metallurgical Laboratory has made an attempt to melt sponge iron in induction furnaces .
What is Sponge Iron? (with pictures) Nov 18, 2019· In recent years, refinements to the production of sponge iron have made it possible to reduce the iron without necessarily having to melt the ore Because the iron can be made into pellets and even into powder, it is an economic and useful substitute for the scrap metal sometimes used by steel manufacturers
Sponge iron | Definition of Sponge iron at Dictionary Sponge iron definition, finely divided, porous iron, reduced from an oxide at a temperature below the melting point See more
Mathematical Modeling of the Melting of Sponge Iron in a , (d) Melting of sponge iron in slag The model was validated with experimental results reported by O’Malley 23) for sponge iron pellets in non-reactive slag, as can be seen in Fig 5 The thermal histories obtained numerically show good agreement with the experimentally measured thermal history of the sponge iron in the center of the DRI pellets
Amazon: LDK Soldering Iron Kit Electronics, Full Set , Amazon: LDK Soldering Iron Kit Electronics, Full Set 60W 110V Adjustable Temperature Welding Tool with 5pcs Different Tips, Stand, Tweezers, Sponge, Solder Sucker, Solder Wire and User Manual: Home Improvement
DC ARC Furnace For Sponge Iron/DRI (Direct Reduced Iron , DC ARC furnace for Sponge iron/DRI (Direct Reduced Iron)/Spongy iron melting When ferro ore was reduced to sponge iron by blast furnace, it must be melted by Electric Arc Furnace (EAF) to remove the impurities, then adjust the component to your required steel