pellet and sinter in blast furnace operation

UDC 622 . 785 . 5 : 669 . 162 . 26 . 012 . 4 Quality

3. Improvement of Blast Furnace Operation through Improvement of Sinter Quality 3.1 Improvement of blast furnace operation by decreasing SiO 2 and MgO contents in sinter As seen with Figs. 1 and 2, the studies confirmed the excellent reduction behavior of high-Fe sinter at high temperatures. Aiming at lowering the SiO and MgO contents in sinter Get price

Operation at high pellet ratio and without external slag

A high amount of pellets was balanced with high basicity sinter. An improved blast furnace operation is shown when operating at ultra low slag volume and without external slag formers. During the test period, the blast furnace operation was smooth and stable, and the reductant rate was decreased. Place, publisher, year, edition, pages 2009. Get price

SINTERING AND PELLETISATION OF INDIAN IRON ORES

The pellet bed on the grate is only 150 -200 mm deep, and no protective of hot metal is produced using sinter feed in Blast Furnaces. Ignition furnace for optimum maintenance and operation Travelling Grate with longer lasting pallets Minimized off-gas volumes with effective sealing. Get price

in the field of Iron Ore Sintering The Role of Mixing

D been realised that the sintering plants, far from beiirg just a necessary evil, are in fact an essential part of the metallurgical installations of a blast furnace plant capable of contributing to consi-derable improvements of furnace operation as well.is sizeable reduction of Ilse costs involved in the nutnufacture of pig-iron. Get price

sintering plant blast furnace for sale

sintering plant blast furnace for sale . For each project scheme design, we will use professional knowledge to help you, carefully listen to your demands, respect your opinions, and use our professional teams and exert our greatest efforts to create a more suitable project scheme for you and realize the project investment value and profit more Get price

History and Prospect of Philippine Sinter Corporation

productivity of JFE Steel's blast furnaces. This report will discuss substantial technical theme lately developed in the sintering plant and will summarize the 30 years history of PSC. 1. Introduction Since Philippine Sinter Corporation (PSC) began operation in 1977, it has built a position as a key over- Get price

12.5 Iron And Steel Production

to the blast furnaces. Generally, 2.3 Mg (2.5 tons) of raw materials, including water and fuel, are required to produce 0.9 Mg (1 ton) of product sinter. 12.5.1.2 Iron Production - Iron is produced in blast furnaces by the reduction of iron bearing materials with a hot gas. Get price

iron ore concentrate spec for pellet sinter and blast furnace

Blast Furnace operation: HOW A BLAST FURNACE WORKS. Aug 04, 2011 Iron oxides can come to the blast furnace plant in the form of raw ore, pellets or sinter. The raw ore is removed from the earth and sized into pieces that range from 0.5 to 1.5 inches. Get price

UDC 622 . 785 . 5 : 669 . 162 . 26 . 012 . 4 Quality

3. Improvement of Blast Furnace Operation through Improvement of Sinter Quality 3.1 Improvement of blast furnace operation by decreasing SiO 2 and MgO contents in sinter As seen with Figs. 1 and 2, the studies confirmed the excellent reduction behavior of high-Fe sinter at high temperatures. Aiming at lowering the SiO and MgO contents in sinter Get price

Operation at high pellet ratio and without external slag

A high amount of pellets was balanced with high basicity sinter. An improved blast furnace operation is shown when operating at ultra low slag volume and without external slag formers. During the test period, the blast furnace operation was smooth and stable, and the reductant rate was decreased. Place, publisher, year, edition, pages 2009. Get price

iron ore pelletizing plant process sinter sponge

Use of Iron Ore Pellets in Blast Furnace Burden. satyendra; June 13, 2014; 0 Comments ; BF burden, blast furnace, Hot metal, Iron ore, iron ore pellets, sinter, Use of Iron Ore Pellets in Blast Furnace Burden Pelletizing is a process that involves mixing very finely ground particles of iron ore fines of size less than 200 mesh with Get price

Development of Pellet

Charging of super fluxed sinter in combination of acid pellets in blast furnace is the common technique to improve the utilization of fines in iron making. Sintering has a size limitation, while pelletization can utilize ultra-fine iron oxides or concentrates, but it is involved with high energy consumption and production cost. Get price

OPERATION AT HIGH PELLET RATIO AND WITHOUT

During a campaign in the LKAB. Experimental Blast Furnace, pellet and sinter was operated at ultra low slag volume. High amount of pellet was balanced with high basicity sinter. The results show that it is possible to operate the blast furnace at ultra low slag volume and without external slag formers. Get price

Effect of Recycling Blast Furnace Flue Dust as Pellets on

with using the flue dust pellets, while productivity of both the sinter machine and sinter machine at blast furnace yard decreases. Also the vertical velocity of the sinter machine and the weight loss during the reduction of produced the sinter by hydrogen decrease. Keywords: Blast furnace flue dust, Pelletization, Iron ore, Sintering process. 1. Get price

Pellet Sinter Distribution World In Italy

Sinter is the main burden material for some blast furnaces, whose correct operation depends largely on the quality of the sinter used. Sinter plants throughout the world work with a wide variety of mineral mixes which are characterised in great depth in terms of Get price

Effect of Recycling Blast Furnace Flue Dust as Pellets on

with using the flue dust pellets, while productivity of both the sinter machine and sinter machine at blast furnace yard decreases. Also the vertical velocity of the sinter machine and the weight loss during the reduction of produced the sinter by hydrogen decrease. Keywords: Blast furnace flue dust, Pelletization, Iron ore, Sintering process. 1. Get price

Drain Rate and Liquid Level Simulation in Blast Furnace

2. General Description of the Blast Furnace Hearth Model. In blast furnace, the solid burden consisting of iron ore lumps (and/or pellet/sinter), coke, and flux (limestone and dolomite) is charged and from top using gas-leak-proof bell-less/double-bell charging system. Get price

REDUCIBILITY PROPERTIES OF ERDEMIR SAMPLES A THESIS

various lump iron ores and a concentrate, pellet and sinter from Turkish sources and imported lump iron ores of CVRD from Brazil and ISCOR from the Republic of South Africa were tested. Within the context of this thesis, a mathematical In modern blast furnace operation, careful burden preparation to provide a Get price

details of iron ore pellet operation

Blast Furnace operation HOW A BLAST FURNACE WORKS. Aug 04, 2011 Iron oxides can come to the blast furnace plant in the form of raw ore, pellets or sinter. The raw ore is removed from the earth and sized into pieces that range from 0.5 to 1.5 inches. Get price

Sintering and pelletisation of india iron ore

Difference between sintering and pelleting. SINTERING AND PELLETISATION OF INDIAN IRON, difference between sintering and pelleting,SINTERING AND PELLETISATION OF INDIAN IRON ORES By SURESH KUMAR,TM SRINIVASAN,Vice President, Mineral Enterprises Limited, Bangalore, measuring between 2 mm and 8 mm HPS feed consists of iron ore as pellet feed, Iron ore sintering Get price

Blast furnace

Blast furnaces produce pig iron from iron ore by the reducing action of carbon (supplied as coke) at a high temperature in the presence of a fluxing agent such as limestone.Ironmaking blast furnaces consist of several zones: a crucible-shaped hearth at the bottom of the furnace; an intermediate zone called a bosh between the hearth and the stack; a vertical shaft (the stack) that extends from Get price

Agglomeration of Iron Ore Iron Ore Finesblue dust cannot

pm;5 Sinter is a much preferred input/raw material in blast furnaces. It improves BF operation and productivity and reduces coke con-sumption in blast furnace. Presently, more than 70% hot metal in the world (in India 50%) is produced through the sinter. (b) Pellet: Pellets are normally produced in the form of Globules from very fine iron ore (normally –pm;00 mesh) and mostly used for Get price

Development of Pellet

Microfines of iron ore are generally utilized in Blast furnace in form of indurated pellets because sinter bed has limitation of accepting fines. Charging of acid pellets with basic sinter is the normal practice in blast furnace. However induration of pellets is very cost intensive. Further more, due to low angle of Get price

Understanding Pellets and Pellet Plant Operations – IspatGuru

Mar 21, 2015Understanding Pellets and Pellet Plant Operations. Pelletizing is an agglomeration process which converts very fine grained iron ore into balls of a certain diameter range (normally 8mm to 20 mm, also known as pellets. These pellets are suitable for blast furnace Get price

Iron Ore Pellets: North America, BF and DR Grade, Supply

NAFTA Blast Furnace Pellet Balance 2012 Compamy Pellet Equity Cliffs IOC AMMC Brazil Demand Supply AHMSA 4.6 4.1 0.5 ArcelorMittal 20.9 12.7 8.0 0.2 2.2 AK 4.9 1.4 2.0 1.5 sinter and in some lower productivity operations . Effect of pellet size on tumbler strength, abrasion resistance Get price