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IS 15774 (2007): Sponge Iron/Directed Reduced Iron (DRI ...

sponge iron, and is equal to the sum of free and combined carbon (as cementite). 3.8 Impurities — These are undesirable elements/ compounds in sponge iron, sulphur and phosphorus being the most common among them. 3.8.1 Gangue — It is the amount of other impurities present in sponge iron (resulting from the raw

DRI Plant - Sponge Iron Manufacturers & Iron Ore Mining in ...

Lloyds Metals and Energy Limited. (LMEL) is a unit of Lloyds Group which is in the manufacturing of Sponge Iron had initially set up its first 500 TPD (Tonnes per day) kiln with the rated capacity of 1,50,000 TPA by opting OSIL-Technology in the year 1994-95 at …

Sponge Iron - Sponge Iron Lump Wholesaler from Nagpur

We are engaged in offering wide assortment range of Sponge Iron Lump. These iron lumps are available in different lump sizes and are sourced after a careful assessment of the manufacturer. Thus, the superior quality of the Sponge Iron Lumps stock is always assured. Sponge iron lumps that we offer have excellent physical and chemical properties ...

Quality – Tata Steel Long Products Limited

India is the world's largest producer of sponge iron, most of which is produced primarily through the coal based method of production. Growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route, which has shown a phenomenal growth in India.

Fractional Excretion of Phosphate (FEPO4) Calculator ...

Nomogram for derivation of renal threshold phosphate concentration. Lancet. 1975 Aug 16;2:309-10. Lucas GM, Ross MJ, Stock PG, et al. Clinical practice guideline for the management of chronic kidney disease in patients infected with HIV: 2014 update by the HIV Medicine Association of the Infectious Diseases Society of America.

Iron and Types of Iron – IspatGuru

Iron and Types of Iron. satyendra; February 22, 2017; 0 Comments ; cast iron, Direct reduced iron, ductile iron, gray iron, iron, Malleable irion, Pig iron, Pure iron, Sponge iron, white iron, wrought iron, Iron and Types of Iron. Iron is a chemical element with symbol Fe (from Latin word Ferrum). Its atomic number is 26 and atomic mass is 55.85.

sponge iron 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.

NMDC Limited - Products Specifications

Home-> Important Links-> Products Specifications. Products' Specifications: PHYSICAL & CHEMICAL SPECIFICATIONS - IRON ORE ... Phosphorus 0.075 % max Size: 10-150 mm ... Sponge Iron Powder Product Specification About Us. Our CMD; Board of Directors and CVO ...

Sponge Iron (DRI) | Industrial Minerals Manufacturer ...

Sponge iron is a highly processed form of iron ore which contains metallic iron in the range of 83-88% obtained by direct reduction without melting it. Due to high porosity, the resulting iron is called sponge iron. It is used as a raw material for manufacturing steel …

Nitrate removal to its fate in wetland mesocosm filled ...

Oct 30, 2019· Sponge iron (s-Fe0) is a porous metal with the potential to be an electron donor for denitrification. This study aims to evaluate the feasibility of using s-Fe0 as the substrate of wetland mesocosms. Here, wetland mesocosms with the addition of s-Fe0 particles (CW-Fe) and a blank control group (CW-CK) were established. The NO3−-N reduction property and water quality parameters (pH, …

Direct Reduced Iron – IspatGuru

Direct Reduced Iron. satyendra; December 14, 2013; 2 Comments ; CDRI, DRI, EAF, HBI, HDRI, SMS,; 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.

Sponge Iron – Tata Steel Long Products Limited

Growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route, which has shown a phenomenal growth in India. The proportion of crude steel produced by the secondary steel sector rose from 26 mMT(37%) in 1999-2k to 54 mMT(59%) in 2007-08.

What is sponge iron? - Quora

Dec 13, 2016· India is the world's largest producer of sponge iron, most of which is produced primarily through the coal based method of production. Growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route,...

ratio of fe phos in sponge iron lumps

ratio of fe phos in sponge iron lumps gent19131918be. ratio of fe phos in sponge iron lumps pellets of sponge iron gujaratgenomicsin SPONGE IRON Clipper Global 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 elementary carbon produced from .

WELSPUN STEEL LIMITED

The process of sponge iron making aims to remove the oxygen from iron ore. The quality of sponge iron is primarily ascertained by the percentage of metallization (removal of oxygen), which is the ratio of metallic iron to the total iron present in the product. Sponge iron manufacture is highly sensitive to raw material characteristics.

Study on Accretion Formation on DRI kiln during spong iron ...

Sponge iron is the resulting product (with a metallization ... constituents of which are metallic iron, residual iron oxides, carbon and impurities such as phosphorus, sulphur and gangue (principally silica and alumina). The final product can be in the form of fines, lumps, briquettes or pellets. Sponge iron when briquetted in hot condition at ...

SPONGE IRON PLANT

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 an angle 2.5 deg and rotated by

Sponge iron making process - LinkedIn SlideShare

Nov 09, 2014· MAGNETIC SEPARATOR + 10 mm 3-10 mm waste Sponge iron Lumps + char Sponge iron Lumps + 3-10 mm magnetic + Non magnetic char Sponge iron Lumps + char 15. SPONGE IRON • Fe (T)= 91,5 % min • Fe (M) = 85,5 % min • Sulphur = 0,005 % • Phosphorus = 0,7 % Chemical Composition • Size = -3 to 10 mm • Bulk density=1,7-2T/M3 Physical Composition

China High Quality Sponge Iron Powder Direct Reduced Iron ...

High Quality Sponge Iron Powder Direct reduced iron/Sponge Iron Introduction of Sponge Iron 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.