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flux used in extraction of iron

Extraction of Iron Metallurgy Blast Furnace and Reactions

The extraction of iron from its ore is a long and subdued process, that helps in separating the useful components from the waste materials such as slag. What happens in the Blast Furnace? The purpose of a Blast Furnace is to reduce the concentrated ore chemically to its liquid metal state.

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Flux Used In Extraction Of Iron

Copper grade of the matte is 46%. The flux used carries. 4%, FeS 16% and. 80%. . 1) Ray, H.S; Sridhar, R and Abraham, K.P: Extraction of non ferrous metals. Get Price Different Types of Iron Ore. 17 Mar 2017 . The iron minerals that are at present used as ores are hematite, . 14 or 15% of iron, and is used more for its lime and magnesia as a

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The flux used in the extraction of iron from haematite in

The flux used in the extraction of iron from haematite in blast furnace is limestone. C a 3 ( P O 4 ) 2 present in lime stone reacts with S i O 2 to produce slag. Hence, silica impurities are removed by the addition of lime stone.

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What is the use of flux in the extraction of metal? Quora

In metallurgy, a flux (derived from Latin fluxus meaning “flow”) is a chemical cleaning agent, flowing agent, or purifying agent. Fluxes may have more than one function at a time. They are used in both extractive metallurgy and metal joining. Some...

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Extraction of Metals (Metallurgy) Overall Science

Oct 09, 2020· The selection of flux depends upon the nature of the impurities present in the ore as given below: a) Acidic flux: When the ore is associated with basic impurities like lime, FeO, etc., the flux used is some acidic substance like silica, borax, etc. For example:

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Extraction of Iron Class 12, General Principles and

May 15, 2020· Contents1 Occurrence and Principle of Extraction of Iron2 Extraction of Iron2.1 1) Concentration2.2 2) Calcination2.3 3) Smelting3 Preparation of Wrought Iron Occurrence and Principle of Extraction of Iron Iron is the second most abundant metal occurring in the earth’s crust.It is a reactive metal and does not occur in the free state. In combined state []

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What is flux? What is the role of flux in the metallurgy

Dec 27, 2017· Generally, in metallurgy, a flux is used to remove impurities by creating a “slag” which floats on the surface of the liquid metal and which contains the impurities. The slag can be removed by skimming it from the surface of the metal, or by drain...

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Flux Used In Extraction Of Iron

Copper grade of the matte is 46%. The flux used carries. 4%, FeS 16% and. 80%. . 1) Ray, H.S; Sridhar, R and Abraham, K.P: Extraction of non ferrous metals. Get Price Different Types of Iron Ore. 17 Mar 2017 . The iron minerals that are at present used as ores are hematite, . 14 or 15% of iron, and is used more for its lime and magnesia as a

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Flux metallurgy Britannica

Flux, in metallurgy, any substance introduced in the smelting of ores to promote fluidity and to remove objectionable impurities in the form of slag. Limestone is commonly used for this purpose in smelting iron ores. Other materials used as fluxes are silica, dolomite, lime, borax, and fluorite.

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During extraction of iron from haematite, the flux used is

During extraction of iron from haematite, the flux used is _____. During extraction of iron from haematite, the flux used is _____. Books. Physics. NCERT DC Pandey Sunil Batra HC Verma Pradeep Errorless. Chemistry. NCERT P Bahadur IIT-JEE Previous Year Narendra Awasthi MS Chauhan. Biology.

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Extraction of Metals (Metallurgy) Overall Science

Oct 09, 2020· The selection of flux depends upon the nature of the impurities present in the ore as given below: a) Acidic flux: When the ore is associated with basic impurities like lime, FeO, etc., the flux used is some acidic substance like silica, borax, etc. For example:

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PPT EXTRACTION OF IRON PowerPoint presentation free to

Title: EXTRACTION OF IRON 1 (No Transcript) 2 EXTRACTION OF IRON 3. Iron does not occur in the native state as it is oxidized easily. Iron in elemental state occurs in meteorites. Iron is an presence of a flux. This is done in a blast furnace. It is a steel structure lined with fire

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EXTRACTION OF IRON- EXTRACTION OF IRON FROM HAEMATITE

The process of the extraction of iron is carried out by the following steps: Concentration of ore Calcination or Roasting of ore Reduction of ore : Concentration of ore: In this metallurgical operation, the ore is concentrated by removing impurities like soil etc.

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What is flux? What is the role of flux in the metallurgy

Dec 27, 2017· Generally, in metallurgy, a flux is used to remove impurities by creating a “slag” which floats on the surface of the liquid metal and which contains the impurities. The slag can be removed by skimming it from the surface of the metal, or by drain...

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The Extraction of Iron Chemistry LibreTexts

Aug 15, 2020· This page looks at the use of the Blast Furnace in the extraction of iron from iron ore, and the conversion of the raw iron from the furnace into various kinds of steel. Contributors and Attributions. Jim Clark (Chemguide.co.uk) Prof. Robert J. Lancashire (The Department of Chemistry, University of the West Indies)

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what is the role of limestone in extraction of iron??

Iron is extracted from its ore, haematite, in a blast furnace. The ore is fed into the top of the furnace along with coke and limestone. The limestone decomposes in the hot furnace, forming calcium oxide.

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Why is limestone used in the extraction of iron?

Solution : (1) The ore of iron contains acidic gangue or impurity of silica, <br> (2) To remove silica gangue, basic flux like calcium oxide CaO, is required, which is obtained from the decomposition of limestone, . <br> <br> (3) Silica reacts with CaO and forms a fusible slage of . <br> <br> Therefore in the extraction of iron, lime is used.

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General Principle of Extraction of Metal Questions

General Principle of Extraction of Metal Important Questions. Extraction of Metals from Ores Question 1. In the metallurgy of zinc, flux is not used because. A. Zinc is volatile hence easily separated. B. Flux is volatile. C. Zinc reacts with flux. D. Zinc ore has no impurities. Question 2. Iron

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Extracting iron Redox, extraction of iron and transition

Redox reactions are involved in the extraction of metals from their ores, eg extracting iron by reduction within the blast furnace. Transition metals have high melting points and densities, form

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