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optimization of iron ore pellets using disc pelletizer

Improving reducibility of iron ore pellets by optimization ...

water (7-9 %) for nucleation and growth of pellets in a disc pelletizer having 700 mm disc diameter with 30 rpm speed. The pellet size was maintained between +8 mm and -16 mm. After preparation, the green pellets were discharged and subjected to tests viz. green compressive strength (GCS), green drop strength number (GDSN), dry compressive strength (DCS)

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Optimizing the granulometric composition of

22-09-2013  The process of pelletizing iron ore on disc pelletizers is mathematically modeled. Different methods of regression analysis are used to describe the pelletizing operation, and the equations that are obtained are compared with one another. The objective function is optimized based on the yield of green pellets of the class (–14+5) mm.

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Introduction to Iron ore Pellets and Pelletizing

Disc pelletizer is preferred for the production of the quality green pellets since in the disc pelletizer it is easy to control the operation with minimum of foot space. The disc pelletizer is an inclined pan having around 5 metres (m) to 7.5 m diameter. It rotates at around 6 rpm (rotations per minute) to 8 rpm.

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Optimization of Disc Parameters Producing

04-01-2012  Pelletization is an agglomeration technique, beneficial with finer iron ores over other agglomeration processes .Pellet making involves balling of fine powders and dusts with addition of moisture (8.5-9.5 %) and binder in a rotating disc or drum to produce green pellets and subsequently indurating the same on a moving grate to produce fired pellets[1].Drum pelletizer is used for batch process while disc pelletizer

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Iron Ore Pellet - an overview ScienceDirect Topics

Iron ore pelletization process using a rotary drum pelletizer. Disc pelletizers are also used extensively worldwide. The advantage of the disc pelletizer is that there is no recirculation. The desired blend is fed to the pelletizer, which is a large disc inclined at 40–60° to the horizontal ( Figure 1.2.7 ).

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Optimization of Disc Parameters Producing More Suitable ...

04-01-2012  ω = angular velocity of disc For a pellet to be ejected out form the disc this net force should be greater than its gravity component i.e. N > mg.cosθ This equation shows that as particle size increases the force required to eject is more. The value of N for present plant condition, i.e., m = 0.0049 kg, R = 3.75 m, θ = 47 degree, g = 9.8 m/s. 2

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Optimizing the granulometric composition of

The process of pelletizing iron ore on disc pelletizers is mathematically modeled. Different methods of regression analysis are used to describe the pelletizing operation, and the equations that are obtained are compared with one another. The objective function is optimized based on the yield of green pellets of the class (–14+5) mm.

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Optimization of Disc Parameters Producing More Suitable ...

04-01-2012  process while disc pelletizer is used for continuous process. At JSW Vijayanagar unit, green balls are formed using disc pelletizer. There are a total of 6 discs rotating at an average rpm of 7.7, all inclined at angle of ~ 44-47o. The disc feed (mix of finely ground ore, fluxes, moisture and binder)

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Improving reducibility of iron ore pellets by

Improving reducibility of iron ore pellets by optimization of ... a disc pelletizer having 700 ... dolomite etc. are widely used in different plants to reduce RDI of iron ore pellets and ...

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(PDF) Iron Ore Pelletizing Process: An Overview

09-11-2020  Typical pellet plant using disc pelletizer as balling technology. ... tant for process optimization, ... The binder mainly used for iron ore pellets

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Iron Ore Pellet - an overview ScienceDirect Topics

Disc pelletizers are also used extensively worldwide. The advantage of the disc pelletizer is that there is no recirculation. The desired blend is fed to the pelletizer, which is a large disc inclined at 40–60° to the horizontal (Figure 1.2.7).The rotation of the disc causes the formation of seeds, which grow into full-sized pellets.

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Introduction to Iron ore Pellets and Pelletizing

Disc pelletizer is preferred for the production of the quality green pellets since in the disc pelletizer it is easy to control the operation with minimum of foot space. The disc pelletizer is an inclined pan having around 5 metres (m) to 7.5 m diameter. It rotates at around 6 rpm (rotations per minute) to 8 rpm.

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Optimization of Disc Parameters Producing More

2 d. geleden  Pellet ization is an agglomeration technique, beneficial with finer iron ores over other agglomeration processes. For Co rex and Blast furnace feed, a certain size range of pellets is required for attaining the operating bed permeability along with other fu rnace parameters for s mooth operation. The size distribution of pellets main ly depends on the nature of raw materials, balling equip ...

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Pelletization of iron ore fines with parameter ...

reduction pellets, every percent of acid gangue addition is associated with an increased energy consumption of 30 kWh.10 Many researchers attempted to find suitable pellet production systems to achieve production of stronger pellets using either alternate binders or new methods against the conventional ones. 11The iron ore pellets produced

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Iron Ore Pelletizing Process: An Overview

10-07-2017  Iron ore and iron ore pellets are important sources of iron for manufacturing steel. The iron ore production has significantly expanded in recent years, owing to increasing steel demands in developing countries, such as China and India. However, the content of iron ore in deposits has deteriorated and low-grade iron ore has been processed.

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Image-based Method for Measuring Pellet Size

Disc pelletizer is widely used in the agglomeration process to form powdered iron ore into iron ore green pellets. The pellet size distribution (PSD) is one of the major measures of product quality. An imaging system is developed for measuring PSD in the stable area of the disc pelletizer.

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Optimizing the granulometric composition of

Optimizing the granulometric composition of pellets obtained on a disc pelletizer. The process of pelletizing iron ore on disc pelletizers is mathematically modeled. Different methods of regression analysis are used to describe the pelletizing operation, and the equations that are obtained are compared with one another.

More

Introduction to Iron ore Pellets and Pelletizing

Disc pelletizer is preferred for the production of the quality green pellets since in the disc pelletizer it is easy to control the operation with minimum of foot space. The disc pelletizer is an inclined pan having around 5 metres (m) to 7.5 m diameter. It rotates at around 6 rpm (rotations per minute) to 8 rpm.

More

Optimization of Disc Parameters Producing More

2 d. geleden  The present work is aimed at to optimize the operating parameters imp roving the disc pelletizer efficiency which can enable to choose more suitable green pellets size range (8-12) so as to improve the plant productivity and minimizing the oversize and undersized green pellets.

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Image-based Method for Measuring Pellet Size

Disc pelletizer is widely used in the agglomeration process to form powdered iron ore into iron ore green pellets. The pellet size distribution (PSD) is one of the major measures of product quality. An imaging system is developed for measuring PSD in the stable area of the disc pelletizer.

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PAPER OPEN ACCESS Related content Characterization of iron ...

of iron ore particles, required amount of moisture (Water ≈10%) and pre-defined binder percentage, for 5-10 min. Then the mixture is added to the disc pelletizer, and it operated at a speed of 25 rpm to make pellets. The pellets were pulling out from the pelletizer and screened to required size ratio which is between 9-16 mm diameters.

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Optimization of Firing Temperature for Hematite Pellets

pellets for iron making units the optimization of carbon addition with respect to firing temperature is required. Lab-oratory experiments have been conducted varying the car-bon addition from 0.7 to 1.4% and firing profile from 1220 to 1330°C. 2. Pelletization Process at JSW Steel Limited The production of iron ore pellets at JSW Steel Limited

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KOBELCO Pelletizing Process

iron ore. His process involved grinding taconite to remove gangues and upgrading the iron ore (i.e., an ore beneficiation process). The resultant high-grade ore is in the form of fine particles, as small as 0.1mm or less, which are not suitable for sintering. This issue led to the use of pelletizing. Pelletizing plants are expected to play an

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When to use a mixer and when to use a disk

In the disk pelletizer, the process of rolling the pellets with low input of forces is enough to achieve sufficient grain growth through material exchange. Typical examples include organic filtration residues from the production of foods, drink/tobacco products, and

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rotating disc pelletizer iron ore - bandasociale

Disc Pelletizer For Iron Ore Pellet Plant View Disc. The iron ore concentrate is now mixed and ready for the pelletizing process. Pelletizing A pellet plant contains a series of balling drums where the iron ore concentrate is formed into soft pellets, in much the same manner that one rolls a snowball, to make a pellet about the size of get price

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Disc pelletizer process disc granulator

This disk pelletizer improves the production efficiency of your plant. The disc granulating machine has 3 outlets which can work continuously. The ceaseless work of 3 outlets improves the average production capacity. By using this granulator equipment, you can get

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Optimizing the granulometric composition of

The process of pelletizing iron ore on disc pelletizers is mathematically modeled. Different methods of regression analysis are used to describe the pelletizing operation, and the equations that are obtained are compared with one another. The objective function is optimized based on the yield of green pellets of the class (–14+5) mm.

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EFFECT OF SIZE DISTRIBUTION AND WATER CONTENT ON ...

The iron ore pellets formed exhibit the following superior properties: Uniform size of 9 – 15 mm High and uniform porosity of 25-30% ... Disc Pelletizer – This consists of a disc of diameter 3.5-5.5 metres, with an inclination of 45 degrees to the horizontal plane.

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When to use a mixer and when to use a disk

Disk pelletizer. Disk pelletizers are ... As the pellets grow in size, they wander ever closer to the surface and are ultimately transported over the edge of the disk as green pellets A separation effect occurs in the disk, ... e.g. iron ore. ­Pelletizing drums always run in continuous ­operation. Granulating mixers.

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Study on the Induration Cycle During Pelletization of ...

Keywords: Goethite Ore, Disc Pelletizer, Iron Ore Pellet, Induration, Cold Compressive Strength Introduction Indian blast furnaces are fed with lump iron ore (10 - 40 mm) and sinter as burden. Sinter is a prepared burden, where iron ore fines of size -10 + 0.15 mm are agglomerated using

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KOBELCO Pelletizing Process

Iron grade and impurity contents are basically influenced by ore beneficiation processes, but not by the pelletizing process. d) Chemical composition Reducibility (final reduction degree in DR) and clustering tendency depend basically on the characteristics of iron ore itself. Generally, the higher iron content of pellets have the higher

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EFFECT OF SIZE OF IRON ORE PELLETS ON ITS REDUCTION

Use of iron ore pe llets not only increase the productivity of the plant but also produce good quality iron. So it is essential to know about the various factors which affect the reducibility of th e iron ore pellet. In our project we aim at studying the effect of size of iron ore pellet on

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Fertilizer production with the HAVER pelletizing

The pellets are suitable for spreading with standardized sowing and fertilizer distributors. They are sold in Big Bags, 25 kg bags, or as bulk material. In recent years, the company was faced with the question whether a 10-year old pelletizing drum could be safely replaced by a pelletizing disc to increase production capacity and product quality.

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Understanding Pellets and Pellet Plant

Iron ore pellets. The iron ore pellets may be acid or basic pellets. Acid pellets are also called as DRI (direct reduced iron) grade pellets while basic pellets are also known as BF grade or fluxed pellets. DRI grade pellets – Basicity of these pellets is usually less than 0.1.

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Rotating Disc Pelletizer Iron Ore

Disc Balling Machine Pan Pelletizer, Disc Balling Machine, Pan . Rotating speed of the disk(r/min) 10.5 9.5 678 6 1 the principal manufacturing of Iron ore pellet plant. 2 pelletizer have high pelleting 3 ISO9001:2000 . Click Chat Now

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rotating disc pelletizer iron ore - estaminet

iron ore mine screen processing; panies that manufactured stone crusher in china; used sand pulverizer price in usa; alluvial gold mining for sale; antique pedal grinder for sale; track mounted screening plant

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