2  · The process of sponge iron making aims to remove the oxygen from iron ore and when the same occurs, the departing oxygen causes micropores in the ore body making it porous. . The final product when observed under a microscope, resembles a honeycomb structure looking "spongy" in texture and hence the name sponge iron.

 · 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 1) Midrex process Miderx's involvement in the …

Sponge Iron Plant. Get Price Quote. 1. The main raw materials used for the production of sponge iron is Iron ore which is purchased and transported from NMDC through railway wagons. Alternatively DRI grade Pellets …

 · Step 1: High Quality Magnetite Selection Step 2: Mineral Processing Step 3: Drying Step 4: Primary Reduction Step 5: Crush Step 6: Screening Step 7: Secondary Reduction Step 8: Mesh Screening Step 9: …

The process of sponge iron manufacturing involves removal of oxygen from iron ore. When that happens, the departing oxygen causes micro pores in the ore body, turning it …

 · Highlights of the Process are:- 1. Utilizing Magnetite Iron comprises 36% of our countries Iron ore deposits and has not been able to find quantitative usages so far. 2. Using only 10-15 %...

 · India is the largest producer of direct reduction of iron (DRI), popularly known as sponge iron and accounted for about 39.3% of the global production in 2020. India's growing economy will require an increase in steel production to meet the demands of sectors such as housing and infrastructure, automobile, engineering, etc.

 · the sponge iron. The reduction process consists of two procedures, which are primary reduction (solid carbon reduction) and secondary reduction. The primary procedure mainly includes: (iron ore, …

 · 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.

 · Production Process of Sponge Iron. ... The paper attempts to establish a case for sponge iron plants in India to meet the future raw material requirements of the mini-steel industry as part of the ...

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 H 2 S removal. In this process, the inlet gas is fed at the top of the fixed-bed reactor filled with hydrated ferric oxide (Fe 2 O 3 ). The basic reaction is: (7.1)2Fe2O3 + 6H2S → 2Fe2S3 + 6H2O

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 …

Sponge iron is a spongy mass of iron which is a metallic product produced through direct reduction of iron ore/ iron pellet 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 ore or pellets.

Sponge iron, also known as direct reduced iron, is produced from the direct reduction of iron ore. The level of metallization shows the quality of sponge iron. Sree Metaliks Limited is …

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 …

The process includes warming the normally occurring iron oxide in the presence of carbon, which produces "sponge iron.". In this process, the oxygen is taken out without melting …

The following chemical reactions take place inside the kiln. C + O2 = CO2 CO2 + C = 2CO 3Fe2O3 + CO = 2Fe3O4+CO2 Fe3O4 + CO = 3FeO + CO2 FeO + CO = Fe + CO2 Sponge Iron and Coal Char are discharged from the kiln through a 12 meters long rotary cooler where water is sprayed directly as well as indirectly for cooling the material down to 100oC.

 · Sponge Iron Casting For Industry Application: Railway 50 - 110 INR Get latest price MOQ: 200 Kilograms Process:Drilling, Wax Investment Casting Product Type:Metal Casting Casting Material:Iron Ravi Enterprise Kolhapur, India Plot no 890/2, Behind Menon Piston Ltd., Nagaon, View Number Send Inquiry

 · Since 2014, India's contribution to sponge iron has crossed 25%. With this strong global performance and the massive effect of the Steel Industry on the India n and …

 · The coal usage drops by up to 85% for each cycle, resulting in a smokeless, eco-friendly operation. The process also switches over the raw material from hematite, to magnetite, which contains a much higher amount of pure iron at 72.4 per cent. Magnetite ores comprise more than 30% of India's iron ore deposits, which are heavily underutilized.

Overview. 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, …

 · Pig iron production was 1.97 MT, down by 6.6%. The Private Sector accounted for 89% of the same, the rest 11% being the share of the Public Sector. In case of total finished steel (non-alloy + alloy/stainless): Production stood at 38.54 MT, a growth of 9.3%. Exports stood at 2.57 MT, down by 49.3%. Imports stood at 1.62 MT, up by 3.1%.

Our product simply denotes our process, our commitment and also our best Pellet making ability as Raw Material to Sponge Iron. In Energy conservation process in DRI plant we …

Sponge Iron is a recognized alternative to steel scrap as a raw material for the manufacture of various steel products. The twin issues of rapid depletion of Coking Coal reserves and the scarcity of indigenous scrap, made the Government of India support production of sponge iron in the country."Sponge iron is a metallic product produced ...

 · The production volume of sponge iron in India accounted for more than 39 million metric tons at the end of 2021. This volume was an increased comparing to the previous year. A decrease could be ...

 · Around 78.5 percent of the sponge iron produced in India in 2021 was under coal based process route. This was due to numerous coal based units present in the mineral rich states.

 · Highlights of the Process are:-Utilizing Magnetite Iron is that comprises 36 per cent of our countries Iron ore deposits and has not been able to find quantitative usages …

 · According to Monthly statistics report published for the year 2018, by the World Steel Association, top countries by exports of Sponge Iron were (numbers are in Thousand Metric Tons): Russia (2,585 Tt) …

 · sponge iron prices News and Updates from The Economictimes. ... or instead awarded through an auction process that India's government introduced in 2016 to boost transparency. 28 Jun, 2022, 12.22 PM IST ... Sponge iron manufacturers say that if iron ore pellets are converted into sponge iron, India can reduce dependency on …

Dey et al. (2015) made a survey on a typical coal based Indian sponge iron plant of capacity 500 t/d in order to identify the largest energy losses and find ways to increase the efficiency ...

There will be a total capacity of 1,30,000 TPA. We use a portion of the sponge iron to make steel, and the balance is sold to other steel producers. Sponge iron producers want a 30% tariff on pellet exports. Manufacturers of sponge iron have written to the Prime Minister's Office, asking for a ban on the export of iron ore pellets or a 30% ...

 · blast furnace. Sponge iron is fed into the electric furnace for steel production or into foundries for the manufacture of wrought iron. Commercial production of sponge iron in India commenced in 19801. Sponge Iron India Limited was the first plant to be set up in the country in 1980 in Paloncha district of Andhra Pradesh with a capacity of

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 and screened.

 · May 20, 2022 Around 78.5 percent of the sponge iron produced in India in 2021 was under coal based process route. This was due to numerous coal based units present in the mineral rich...

The company is able to manufacture 0.225 MTPA of Sponge Iron per annum. Each Rotary Kiln is 70 meters long, 4.4 meters wide and inclined at 2.5%. The kilns each have a thick 250mm refractory lining inside, 3 support rollers and a dual drive with two 155 kW DC Motors. Each Kiln also has seven shell air fans and air tubes for air supply inside ...

The coal base DRI rotary kiln process for production of DRI / Sponge Iron has its many parameters to increase the quality as well as productivity which need careful operations throughout the process. Number of DRI processes came up and rotary kiln process with solid coal as fuel found to be most acceptable process in the world.