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  • Sponge Iron an overview ScienceDirect Topics

    Sponge Iron an overview ScienceDirect Topics

    The process involves heating the naturally occurring iron oxide in the presence of carbon, which produces sponge iron. In this process, the oxygen is removed without melting the ore. In this process, the oxygen is removed without melting the ore.

  • Sponge Iron Production Process Arij Trading

    Sponge Iron Production Process Arij Trading

    Sponge iron production process discussed herein are selected from known methods of which the references are available and referable. We look at the 4 different methods of producing sponge iron Midrex process. HYL process 4th generation or Energiron. SL RN process. Tunnel furnace process.

  • primus process for sponge iron production Grinding Mill

    primus process for sponge iron production Grinding Mill

    Posts Related to primus process for sponge iron production sponge iron from magnetite iron ore magnetite iron ore to sponge iron saudi titanium sponge plant project sponge iron pallet manufacturers iron ore pellets in vertical saft kilan. Contact Us. Tel 86-21-58386256

  • Sponge iron making process SlideShare

    Sponge iron making process SlideShare

    Nov 09, 2014 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.

  • Sponge Iron an overview ScienceDirect Topics

    Sponge Iron an overview ScienceDirect Topics

    7.7.1 Iron Sponge Process. The iron sponge absorption is the earliest sulfur removal process and remains one of the widely used processes today. Iron sponge is very selective for H2 S removal. In this process, the inlet gas is fed at the top of the fixed-bed reactor filled with hydrated ferric oxide Fe2 O 3 .

  • SPONGE IRON PLANT

    SPONGE IRON PLANT

    Iron ore crushing is not required since sized material has to be purchased. Iron ore of size 5 mm to 20 mm is being used for the production of Sponge iron. Iron ore is being fed to the Ground hopper, from where it conveyed to the Screen with the help of Vibro Feeder, where Oversize i.e. 20 mm and Undersize i.e. 5

  • PDF i Direct Reduced Iron Production

    PDF i Direct Reduced Iron Production

    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

  • A Thesis Submitted for Partial Fulfillment of the Degree

    A Thesis Submitted for Partial Fulfillment of the Degree

    Sponge iron, also called Direct-reduced iron DRI,2 is produced from direct reduction of iron ore in the form of lumps, pellets or fines by a reducing gas produced from natural gas or coal. The reducing gas is a mixture majority of hydrogen H. 2. and carbon monoxide CO which acts as reducing agent.

  • PRODUCTION OF IRON AND STEEL POWDERS

    PRODUCTION OF IRON AND STEEL POWDERS

    2. PRODUCTION OF IRON AND STEEL POWDERS 8 2.3 The H gan s Sponge Iron Process The H gan s sponge iron process, is essentially a chemical process in which nely divided iron ore is being reduced with coke breeze yielding a spongy mass of solid metallic iron, which can readily be comminuted to iron powder. The iron ore used at

  • US5238487A Process for the production of pig iron and

    US5238487A Process for the production of pig iron and

    A process for producing pig iron is described, which contains a reducing shaft furnace 1 and a melting gasifier 2. The sponge iron produced from iron ores in the reducing shaft furnace is supplied to the melting gasifier and converted there into a pig iron melt. The gas produced in the melting gasifier is supplied directly via a line 4 as reducing gas to the reducing shaft furnace.

  • US20030110889A1 Method for producing sponge iron

    US20030110889A1 Method for producing sponge iron

    A method for manufacturing sponge iron includes heating iron oxide together with a solid reducing agent to reduce the iron oxide into sponge iron, wherein the iron oxide includes a mixture of powdered hematite and powdered iron ore or a mixture of powdered hematite and powdered mill scale, the powdered hematite has a specific surface area of 2.0 m 2 g or more, and the content of the powdered ...

  • Iron Oxide Pellet an overview ScienceDirect Topics

    Iron Oxide Pellet an overview ScienceDirect Topics

    Jan 04, 2007 The chemical process consists of reducing iron ore introduced in the form of iron oxide pellets at the top ... The reductants for the direct reduction of iron ore used in the production of sponge iron and some important ... Fastmelt, Redsmelt, Sidcomet, Primus, and lTmlk3now constitute the largest class of new direct reduction ...

  • Ironmaking 101 From Ore to Iron with Smelting and Direct

    Ironmaking 101 From Ore to Iron with Smelting and Direct

    Oct 17, 2017 Direct iron reduction or sponge iron production was practiced in ancient times. The sponge iron was then hammered to remove impurities and produce iron weapons and tools. The low cost of natural gas has made the direct reduced iron DRI process more attractive to steelmakers.

  • SPONGEIRON Shakambhari Group

    SPONGEIRON Shakambhari Group

    SIPL is operating 4 x 100 TPD Direct Reduced Iron Rotary Kilns for production of 2000 TPA Sponge Iron at Purulia, using the proven German SLRN technology. 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 ...

  • Ms Bravo Sponge Iron Pvt Ltd Welcome to

    Ms Bravo Sponge Iron Pvt Ltd Welcome to

    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

  • PDF Leaching of zinc and iron from blast furnace dust in

    PDF Leaching of zinc and iron from blast furnace dust in

    During the production of pig iron in a blast furnace a large quantity of dust is generated. The main compounds of dust are iron oxides with a share of heavy non-ferrous metal oxides, mainly zinc.

  • kiln process sponge iron crusher

    kiln process sponge iron crusher

    primus process for sponge iron production. Primus Process For Sponge Iron Production quoraindia is the worlds largest producer of sponge iron, most of which is produced primarily through the coal based method of production growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route,.Direct ...

  • Coal based Direct Reduction Rotary Kiln Process IspatGuru

    Coal based Direct Reduction Rotary Kiln Process IspatGuru

    Feb 14, 2017 The main raw materials for the production of DRI by the rotary kiln process are i sized graded iron ore or iron ore pellets, ii non-coking coal, and iii dolomite in small quantities to scavenge the sulphur. Iron ore of the right quality is the basic input for the coal based direct reduction process.

  • DirectReduced Iron an overview ScienceDirect Topics

    DirectReduced Iron an overview ScienceDirect Topics

    Jan 05, 2012 Direct reduced iron is iron ore in the form of lumps, fines or pellets that have had the oxygen removed by using hydrogen and carbon monoxide. Typical sources of carbon monoxide are natural gas, coal gas, and coal. Other energy inputs into the production process often include oil

  • NEW EAF DUST TREATMENT PROCESS ESRF BY

    NEW EAF DUST TREATMENT PROCESS ESRF BY

    3. Conventional Zn recovery process from EAF dust There are several processes for EAF dust treatment in operation now 1 rotary kiln Waelz kiln, 2 rotary hearth furnace RHF, and 3 multi-stage furnace PRIMUS. The features of these processes are described below. 1 Rotary kiln This is the most common process at present.

  • Primus Insolvency Resolution and Valuation

    Primus Insolvency Resolution and Valuation

    Topworth Steels and Power Pvt. Ltd. is a Non-govt. Company, incorporated on 18 May, 2004. Its a private unlisted company and is classified as company limited by shares. The Company is engaged in the business of steel amp iron products amp produce semi finished steels, sponge iron and structural steel products. VIEW MORE. Classic Bottle Caps Pvt ...

  • Waelz process WikiMili The Free Encyclopedia

    Waelz process WikiMili The Free Encyclopedia

    Apr 22, 2019 Alternative production and experimental scale zinc recovery processes include the rotary hearth treatment of pelletised zinc containing dust ... 11 and the PRIMUS process ... This mix of slag and iron in the bloom is termed sponge iron, which is usually consolidated and further forged into wrought iron. The bloomery has now largely been ...

  • SPONGE IRON PLANT

    SPONGE IRON PLANT

    The major Raw Materials required for production of Sponge Iron by the rotary kiln process are sized graded Iron Ore and Non-Coking coal. Limestone, in small quantities, is also required to scavenge the sulphur. IRON ORE The quality requirement of Sized ore for sponge iron production

  • PROCESS FOR PRODUCTION OF SPONGE IRON

    PROCESS FOR PRODUCTION OF SPONGE IRON

    Process for production of sponge iron by direct reduction of iron ore wherein iron ore admixed with a carbonaceous reducing agent is passed through a rotary kiln countercurrent to a gas stream, and wherein granular coking high volatile coal is injected co-current to said gas stream as a solid reducing agent by means of oxygen containing gases through an inlet pipe, and said solid reducing ...

  • sponge iron process

    sponge iron process

    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 metallic of all grain size fraction of the product.

  • Iron Manufacturing process related to the specified

    Iron Manufacturing process related to the specified

    Sponge iron powder . The H gan s 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 cake that is crushed, milled and

  • A Thesis Submitted for Partial Fulfillment of the

    A Thesis Submitted for Partial Fulfillment of the

    requirement of sponge iron production. Today India produce 13.9 million tons of sponge iron, out of which 4.2 million ton is gas based and remaining 9.7 million ton is coal based. India has a proven reserve of 410 million ton of high grade iron ore, another 440 million ton of high grade iron

  • The HBI direct reduction process voestalpine

    The HBI direct reduction process voestalpine

    Nov 03, 2016 The direct reduction process. HBI is the product of reducing iron ore with natural gas. This is called the direct reduction process and is an environmentally-friendly production process a DRI plant uses natural gas which is more environmentally sound than coke. The reduction process takes place in the reduction tower.

  • Top 7 Sponge Iron DRI Suppliers Contact info of

    Top 7 Sponge Iron DRI Suppliers Contact info of

    Feb 25, 2020 Direct reduced iron, also called sponge iron, is produced from the direct reduction of iron ore to iron by a reducing gas or elemental carbon produced from natural gas or coal . In some models, Sponge Iron is the category for HBI Hot Briquette Iron, CDRI Cold DRI and HDRI Hot DRI.

  • HYL III and SLRN The two widely accepted Direct

    HYL III and SLRN The two widely accepted Direct

    Oct 10, 2009 The HYL process was developed in Mexico and was the forerunner of the HYL III direct reduction technology. In HYL I process, a mixture of gases containing about 89 of reducing compounds is used. Each reduction module in HYL plant consists of four units - three in line and the fourth in turn around mode.

  • Direct reduced iron process tecscience

    Direct reduced iron process tecscience

    Jun 21, 2018 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.

  • Jeffery P Wilson Retired Selfemployed LinkedIn

    Jeffery P Wilson Retired Selfemployed LinkedIn

    Jun 07, 2017 Sponge Iron Reduction ... Process Improvement Doubled production of newer product lines through APQP and process mapping. ... General Manager at Primus Pipe and Tube

  • Project Report on SPONGE IRON REDUCTION PLANT STEEL

    Project Report on SPONGE IRON REDUCTION PLANT STEEL

    The process of sponge iron making aims to remove oxygen from iron ore. When that occurs, the departing oxygen causes micro pores in the ore body making it porous. The final product, when observed under a microscope, resembles a honeycomb structure looking spongy in texture, hence the name sponge iron.

  • Accretion Control in Sponge Iron Production Kiln

    Accretion Control in Sponge Iron Production Kiln

    2 KILN BASED SPONGE IRON PRODUCTION PROCESS 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 ...