iron ore dri direct reduced iron

Iron Ore Dri Direct Reduced Iron

Direct Reduced Iron – IspatGuru

Dec 14, 2013 · Direct Reduced Iron Direct reduced iron (DRI) is also known as sponge iron. It is produced by the reduction of iron ore (in the form of lumps or pellets) by either non-coking coal or a reducing gas produced by reforming of natural gas.

Direct Reduced Iron (DRI) - Cargo Handbook - the worlds ...

Direct-reduced iron (DRI), also called sponge iron, 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 (H2) and carbon monoxide (CO) which acts as reducing agent.

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.

Midrex Process for Direct Reduction of Iron Ore – IspatGuru

Apr 09, 2017 · Midrex Process for Direct Reduction of Iron Ore Midrex is an ironmaking process, developed for the production of direct reduced iron (DRI). It is a gas-based shaft furnace process is a solid state reduction process which reduces iron ore pellets or lump ore into DRI without their melting using reducing gas generally formed from natural gas.

Direct-Reduced Iron - an overview | ScienceDirect Topics

Direct reduction (DR) is defined as any process in which metallic iron is produced by the reduction of iron ore at temperatures below the iron melting point. The product of a DR process is called direct reduced iron (DRI).

Direct Reduced Iron (DRI) - UK P&I

Chapter 11 Direct Reduced Iron (DRI) 87 11.2 Cold-Moulded DRI Cold-moulded DRI is manufactured in the form of pellets (spheres) about 1 cm in diameter. These are produced from iron ore (principally iron oxide) which is crushed, partially freed from foreign material other than iron oxide and then

What is direct reduced iron (DRI)? definition and meaning ...

Definition of direct reduced iron (DRI): Alternative iron source produced by heating an iron ore (generally having 65 to 70 percent iron) at a temperature high enough to burn off its carbon and oxygen content (a process called reduction) but ...

Direct Reduced Iron (DRI) - gard.no

4 Direct Reduced Iron Understanding the different direct reduced iron products Gard News 178, May/July 2005 The term direct reduced iron, or DRI, has a generic meaning which covers a number of products with a variety of properties and hazards. There has …

(PDF) i) Direct Reduced Iron: Production - ResearchGate

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 DR ...

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