The material is prepared for direct reduction in a rotary furnace the furnace waste gases being used for the treatment The flow of gas from the furnace to the first combustion section of the grte is controlled by a locking device It is fixed at the feed end of the grate in front of the first suction box and extends to the layer of material to be treated
Get PriceThe heat hardening of preformed pellets of iron ore and iron ore The traveling grate machine shown in Fig l is provided with a suction box 24 closed at the top In this burning zone of preheating and combustion each pellet remains at the Iron Ore Pellet Dustiness Part I Factors Affecting Dust
Get PriceOct 6 2021The traveling grate is a kind of thermal equipment used for drying and preheating green pellets in iron ore pelletizing plants AGICO offers high efficiency and long service life traveling grates with an output from million tons per year to 4 million tons per year
Get PriceNov 10 2022of straight grate induration furnace Duration Project Assistant Emoluments of the iron ore tailing samples 50 years rbarik 6019 Project No MLP 87 Title may be required to travel as per the need of the project 3 The engagement of project staffs would be governed by the guidelines relating to
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Get PriceIn iron processing Sintering For this purpose a traveling grate machine is used and the burning of fine coke known as coke breeze within the ore generates the necessary heat Before being delivered to the sinter machine the ore mixture is moistened to cause fine particles to stick to larger ones and then the… Read More
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Get PriceThe traveling grate is a kind of thermal equipment used for drying and preheating green pellets in iron ore pelletizing plants AGICO offers high efficiency and long service life traveling grates with an output from million tons per year to 4 million tons per year
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Get PriceTravelling grate Traveling grates are designed for the use of granulated fuels treated or not of medium size The biomass used for combustion can have a high ash content and a medium low percentage of humidity
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Get PriceIron ore pelletizing Feed to blast furnace or DRI plant Process description Traveling grate The traveling grate is comprised of a blanket of plates connected into a chain that carries the pellets similar to a conveyor The difference is that the plates in the grate chain have holes in them that allows air to pass through it
Get PriceThermal Implications of Phase Transformations during J Stage a travelling grate in a packed bed where they are dried and preheated grate whereas in grate kiln plants the firing process is KEY WORDS iron ore pelletising pellet induration complex calcium ferrites thermodynamic property …
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Get PriceTraveling grate machine metallurgy Britannica 2024 11 10 0183 Other articles where Traveling grate machine is discussed iron processing Sintering For this purpose a traveling grate machine is used and the burning of fine coke known as coke breeze within the ore generates the necessary heat
Get PriceThe Green pellet thus obtained is taken to an indurating furnace having heat resistant perforated cast iron traveling grate bars arranged on two rotating drum to make an end less belt Green Pellet is evenly placed at the feed end burners are arranged opposite each other on longitudinal sides of the preheating firing zone
Get PriceThere are four stages involved in the production of iron ore pellets These stages consist of i raw material preparation ii formation of green balls or pellets iii induration of the pellets and iv cooling storage and transport of pellets Raw material preparation During the process for pelletization iron ore concentrate from
Get PriceThe traveling grate is a kind of thermal equipment used for drying and preheating green pellets in iron ore pelletizing plants AGICO offers high efficiency and long service life traveling grates with an output from million tons per year to 4 million tons per year
Get PriceIn iron processing Sintering For this purpose a traveling grate machine is used and the burning of fine coke known as coke breeze within the ore generates the necessary heat Before being delivered to the sinter machine the ore mixture is moistened to cause fine particles to stick to larger ones and then the… Read More Home Science Physics
Get PriceThe utilisation of low grade raw materials such as fine iron ore and semi soft coking coal and reduction of CO2 emissions are important issues in the ironmaking process To solve these issues a new process called PosPRA POSCO prereduced agglomeration process has been developing at POSCO It focuses on the reduction of carbon composite iron ore briquette in travelling grate
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Get PriceFeng et al [9] also developed a mathematical model for the drying and preheating phenomena of iron ore pellets in a traveling grate based on mass momentum and heat transfer laws and semi
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Get PriceThe straight travelling grate consists of a horizontal furnace divided in zones through which a grate moves slowly through each zone exposing the pellet bed to ore green pellet residentialpainterscoza green pellets fired pellets hearth layer grate bars 4 iron ore pelletizing energy efficiency the grate kiln induration machine is composed of three separate process
Get PriceOutotec s traveling grate pelletizing plant is the industry s leading induration technology for iron ore pellet production for a wide range of plant capacities Based on over 60 years experience and world class R D our process produces uniform pellets and ensures high performance and quality with low investment and operating costs as well
Get PriceOUTOTEC TRAVELING GRATE PELLETIZING 2024 5 5 0183 Outotec Traveling Grate Pelletizing is the industry s leading induration technology for iron ore pellet processing and is designed for a wide range of plant capacities up to million ta Based on over 60 years experience and world class R D our process produces
Get Pricetravelling grate for iron ore May 16 2024 Feb 23 2024 Iron ore pellets and Pelletizing processes Pelletizing is a process that involves mixing very finely ground particles of iron ore fines of size less than 200 mesh with additives like bentonite and then shaping them into oval/spherical lumps of 816 mm in diameter by a pelletizer and
Get PricePellatisation process turns fine grained iron ore into hardened balls of approx 8 to 16 mm diameter which are used as feed in Blast Furnace Electric arc furnace or DRI plant Fine grained high quality Iron ore is mixed uniformly with Lime stone Coke Breeze along with Bentonite moistened with water taken to a balling drum were in
Get PriceThe traveling grate is an endless chain of cast ironbars driven by sprockets which traverses a firebrick chamber Anthracite briquettes are fed to a depth of ca 15 cm After ignition by the previous charge the coal briquettesare covered by 15— cm of ore/coal briquettes The latter are dried with waste heatfrom the furnace
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