what is sponge iron

Iron Sponge Process
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In iron sponge processes, an iron-impregnated adsorbent bed is formed by the deposition of hydrated iron oxides on the surface of wooden shavings Oxides of other metals, like manganese, cobalt, nickel, lead, copper, and zinc also show similar behavior Cebula, 2009...

Difference Between Sponge Iron and Pig Iron Compare the ,
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30-04-2011 0183 32 Sponge iron has many advantages over other similarly smelted iron forms Sponge iron is superior to pig iron as it is richer in iron content Because of this property, it has many uses in electric furnac We can mix sponge iron, in its powdered form with many other metals to manufacture a variety of iron-containing products...

Metal manufacturers importing sponge iron instead of billets
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23-12-2021 0183 32 Sponge iron is processed into iron billets which is used to make TMT rods and other construction materials of iron According to traders, importing iron billets costs 600 per tonne and importing sponge iron costs 400 per tonne The country will save Rs18 billion annually by importing sponge iron instead of billets...

Direct Reduced Iron DRI International Iron Metallics ,
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Some of the sponge iron plants are captive to steel mills, but there is a significant domestic merchant market, India producing 57 of its crude steel in electric arc furnaces 2016 At integrated mini-mills, DRI can be hot charged to the EAF, at temperatures in the region of 650 176 C, thus making significant energy savings...

Brief introduction of Sponge Iron
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Sponge iron is a good substitute for iron scrap, so a high percentage of the raw material needed for steel melting can be produced from this product instead of scrap One of the most important applications of sponge iron is in induction ,...

Sulphur = 004 to 006 0055 avg Phosphorus = 0035 ,
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scrap by sponge iron in the charge and this is possibly the single most important factor leading to the rapid growth of the sponge iron units Table 2 Comparison of coal based and Gas based DRI Subject Unit Coal based Gas based Carbon content 02-025 12-25 Product size varying ....

How is Iron Refined from Ore? with pictures
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To purify and strengthen iron, materials like coke are mixed in with it to remove oxygen To coax the oxygen atoms away from the ore requires heat and an alternate atomic partner for the oxygen to bond to Carbon fills this role nicely, and is readily available in the form of everyday charcoal, or coke, a form of carbon made from coal...

Steel and sponge iron makers Latest News Videos, Photos ,
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26-10-2020 0183 32 Sponge Iron Manufacturers Association SIMA Executive Director Deependra Kashiva said India is expected to report a 60 per cent quarter-on-quarter q-o-q fall in its sponge iron output during the July-September 2021 period, amid the ongoing coal crisis...

What is sponge iron? What are its characteristics?
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16-07-2021 0183 32 Answer 1 of 4 In general sponge iron is a pre-reduced sinter or pellets used for further processing It is also called direct reduced iron Generally iron ore is reduced in blast furnace and molten pig iron is then used for further processing and production of steel In a ,...

What Is Reduced Iron
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03-05-2021 0183 32 Introduction 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 ,...

Why carbon dioxide
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Sponge iron is thus already produced in many steel-producing countries, but we are now going make it ourselves with fossil-free energy and without carbon dioxide emissions, explains Mikael Pettersson, senior project manager, Market and Technology At LKAB the sponge iron will be compressed to form so-called HBI Hot Briquetted Iron...

ENERGY INTEGRATION IN SPONGE IRON PLANT USING HEAT OF ,
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Sponge iron, also known as direct reduced iron, is produced from iron ore below the fusion temperature of iron ore, 1535 176 C Unlike the conventional methods involving blast furnaces, the iron ore is directly reduced in the solid form, and hence ,...

SPONGE IRON PLANT
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Sponge iron being magnetic gets attracted and gets separated from non- magnetic char The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre-determined ratio The rotary kiln is slightly inclined at ,...

Sponge iron Definition Meaning
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The meaning of SPONGE IRON is iron in porous form or containing many voids specifically crude iron made by subjecting the oxide ore to a reducing gas without melting...

SPONGE IRON INDUSTRY
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Sponge iron is produced using either coal or natural gas Since coal is available in India, the sector largely depends on coal based sponge iron which contributes about 80 per cent of the total capacity in the country9 It is not possible to ascertain the exact number of sponge iron plants in India due to non-reporting by...

Direct reduced iron process
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21-06-2018 0183 32 The sponge iron is melted into the actual crude steel This process will be discussed in more detail in the next section In the direct-reduced iron DRI process, the iron ores are reduced directly to sponge iron by gaseous reducing agents Electro-steel process In the electric steel process, the sponge iron obtained from the direct reduced ....

What is Sponge Iron? with pictures
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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...

Brief introduction of Sponge Iron
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Sponge iron is a good substitute for iron scrap, so a high percentage of the raw material needed for steel melting can be produced from this product instead of scrap One of the most important applications of sponge iron is in induction furnaces in which it is possible to be replaced by about 50 with scrap...

What is Direct Reduced Iron DRI
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15-11-2020 0183 32 Direct reduced iron DRI also known as sponge iron, is a product of direct reduction of iron ore in various forms such as lumps, pellets, or fin About 5 of global steel is produced from sponge iron DRI , and this trend is increasing Through the direct reduction of iron ore, oxygen is expelled from the iron to make metallic iron...

Sponge Iron Manufacturer of Sponge Iron
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Sponge iron is formed through the reduction of iron ore to metallic iron through reaction with carbon in the form of coal, etc at approx 1100 degree Celsius Sponge iron is also referred to as direct reduced iron, metalized iron, or hot briquetted iron...

Sponge Iron SpringerLink
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03-03-2020 0183 32 An iron ore has the following composition 581 FeCO 3, 115 SiO 2, 117 CaCO 3, 105 Al 2 O 3 and 82 H 2 O It is calcined in a rotary kiln furnace fired with coke containing 84 C, 13 ash and 3 H 2 O Enough air is supplied to burn the coke completely Coke requires 80 kg per tonne of ore...

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