Sponge Iron Making Process

sponge iron by tunnel process – Grinding Mill China

The HYL Micro-Module is a low cost, high quality option for small steel producers or merchant suppliers to produce high quality, High Carbide Iron. The independent operation of the HYL Process has enable this dramatic reduction in DR plant size, while maintaining quality and reliability.

Direct reduced iron - Wikipedia

Sponge iron process The longest established of these processes is the sponge iron process, the leading example of a family of processes involving solid state reduction of an oxide. In the process, selected magnetite (Fe 3 O 4 ) ore is mixed with coke and lime and placed in a silicon carbide retort.

Pig Iron Manufacturing Process

The process of DRI or sponge Iron making can be classified into different categories as given below: (A) Rotary Klin Process Rotary Kiln method is very important for sponge iron production using non-coking coal as a reluctant.

Powder metallurgy - Wikipedia

Process. Sponge iron making is a process in which iron ore lumps (typically 5mm-18mm size) are tumbled with a 'select' grade of iron-coking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in ...

Sponge iron making process - SlideShare

The Höganäs sponge iron process, is essentially a chemical process in which finely 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.

Conversion of Sponge Iron From Low Grade Iron ore And Mill ...

Sep 11, 2018· Sometimes known as direct-reduced iron, sponge iron is a product that is produced using iron ore. The iron ore is often in the form of pellets or lumps, and is subjected to a reduction process that is created by the use of a reducing gas that emits from coal or a natural gas source.

Seminar on HYL Process - SlideShare

Sponge iron is used as feedstock and a recognized alternative to steel scraps in iron and steel making processes. With the availability of raw materials, high demand of

DRI, THE SPONGE IRON INDUSTRIE FULL VIDEO - YouTube

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Energy survey of the coal based sponge iron industry ...

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Pig Iron Manufacturing Process

Equipment » jaw crusher of making sponge iron process UNSPSC Selector Tool APUC A selector tool to be used by suppliers and buying organisations preparing a catalogue for upload into PECOS; Updated on 10th September 2008 for use with Excel 2007.

jaw crusher of making sponge iron process - …

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 coal. Many ores are suitable for direct reduction.

Ironmaking Technology - electricity-machinery.com

the sponge iron plants have grown drastically, and the driving force behind this are the increasing prices as well as scarcity of scrap for secondary steel making.

sponge iron making process diagram

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.

Coal based Direct Reduction Rotary Kiln 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.

Powder manufacturing - Metal Powder - Höganäs

The process of sponge iron making aims to remove the oxygen from iron ore.Sponge iron is not useful by itself, but can be processed to create wrought iron. The sponge is removed from the furnace, called a bloomery, and repeatedly beaten with heavy hammers and folded over to remove the slag, oxidise any carbon or carbide and weld the iron …

Study on Accretion Formation on DRI kiln during …

sponge iron, originating from Iron Ore, namely, silica and alumina and the sulphur and phosphorous contents adversely affect the economics in subsequent steel making …

Direct Reduced Iron | Industrial Efficiency Technology ...

Pig Iron Manufacturing Process. View Larger Image; Table of Contents. Electric Furnace Production of Pig Steel ... Making Pig Iron by ... not so great an opportunity for the iron to come in contact with the coke as is the case in blast-furnace smelting when sponge iron is carburized at the tuyeres, so that a comparatively pure product settles ...

iron and steel manufacturing process.ppt | Steel | Iron

Pig Iron Manufacturing Process. View Larger Image; Table of Contents. Electric Furnace Production of Pig Steel ... Making Pig Iron by ... not so great an opportunity for the iron to come in contact with the coke as is the case in blast-furnace smelting when sponge iron is carburized at the tuyeres, so that a comparatively pure product settles ...

WELSPUN STEEL LIMITED

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 …

Sponge Iron - lloyds.in

Oct 11, 2013· Sponge Iron Making The process of sponge iron manufacturing involves removal of oxygen from iron ore. When that happens, the departing …

Optimized-Sponge-Iron-Making-Process - scribd.com

Tunnel Kiln history dates back to 1807 when Hoganas first used this process to produce iron powder of 99.9% purity. When iron ore is mined or processed (in a crusher), lots of fines are generated. Quantity of fines generation is a function of the quality of ore i.e. whether it is hard or soft.

GREEN STEEL MAKING - Gas Based Technology for Sponge …

optimised sponge iron making process A.C. Verma – Jt. M.D., SPONGYTECH The use of high-grade iron ore as well as non-coking coal for manufacture of DRI (Sponge Iron) as an alternative to steel scrap finally received due attention.

Iron-process iron making process - YouTube

Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it. Hot briquetted iron (HBI) is a densified form of DRI to facilitate its handling and transport.

Simulation of Rotary Kiln Used in Sponge Iron Process ...

Equipment » jaw crusher of making sponge iron process UNSPSC Selector Tool APUC A selector tool to be used by suppliers and buying organisations preparing a catalogue for upload into PECOS; Updated on 10th September 2008 for use with Excel 2007.