ALTERNATIVE BINDERS TO BENTONITE FOR IRON ORE PELLETIZING …
ALTERNATIVE BINDERS TO BENTONITE FOR IRON ORE PELLETIZING -PART I: EFFECTS ON PHYSICAL AND MECHANICAL PROPERTIES. ... Dustiness: The dust generation potential of fired pellets at 1200oC was determined with a novel dust tower apparatus. Dust Tower was designed to capture all of the airborne dust, during dropping of fired pellets through from 11 ...
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Apparatus for pelletizing iron ore materials
SU998547A1 - Apparatus for pelletizing iron ore materials - Google Patents Apparatus for pelletizing iron ore materials Download PDF Info Publication number SU998547A1 ... pelletizing iron ore sections Prior art date Application number …
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US20140117128A1
The invention relates to an equipment to prepare ore concentrate for pelletizing and sintering/indurating of pellets in ferroalloys production. The equipment comprises a grinder ( 1 ) arranged to grind the concentrate to a predetermined grain size. The equipment further comprises a drying apparatus ( 2, 3, 4 ) arranged to dry the concentrate before and/or during grinding by …
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Pelletizing of Iron Ore Concentrates
The pelletizing tests conducted on four different iron ore concentrates were intended to provide a wider base for the comparison of the quality of pellets made with extracted peat moss and the conventional method of using bentonite as a binder. The generation of the relevant data for these comparisons was planned in two stages, as follows:
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CO 2 -Free Flux for Sustainable Iron Ore Pelletizing
The iron and steel manufacturing sector directly accounts for 7–9% of global CO2 emissions. Raw material preparation, such as iron ore sintering, pelletizing, and cock making, is the major CO2 emitter. As climate change becomes a bigger concern, steel manufacturers need to lower CO2 emissions without hindering efficiency or increasing costs. In recent years, the …
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ALTERNATIVE BINDERS TO BENTONITE FOR IRON …
provide a blast furnace feed product with Fe grade of about 65% (Ball et al., 1973). In pelletizing, iron ore, water and a binder are balled in a mechanical disc or drum to produce wet pellets. Bentonite is the most widely used binder in iron ore pelletizing industry. The use of
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CA2833829C
The invention relates to an equipment to prepare ore concentrate for pelletizing and sintering/indurating of pellets in ferroalloys production. The equipment comprises a grinder (1) arranged to grind the concentrate to a predetermined grain size. The equipment further comprises a drying apparatus (2, 3, 4) arranged to dry the concentrate before and/or during grinding by …
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CA1031162A
pelletizing ore pelletizing ore Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired Application number CA209,043A Other languages French (fr) Other versions CA209043S (en ...
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CN103582529A
The invention relates to an equipment to prepare ore concentrate for pelletizing and sintering/indurating of pellets in ferroalloys production. The equipment comprises a grinder (1) arranged to grind the concentrate to a predetermined grain size. The equipment further comprises a drying apparatus (2, 3, 4) arranged to dry the concentrate before and/or during grinding by …
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Use of Colemanite as an Additive in Iron Ore Pelletizing
Keywords: Iron ore, pelletizing, binder, bentonite, organic binder, colemanite 1. INTRODUCTION: ... determined with Blaine air permeability apparatus. A laboratory-scale balling disc
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Binder composition for pelletizing iron ore
The present invention refers to binder compositions for use in pelletizing iron ore which composition comprises, based on the total weight of the binder, at least a clay that in this case is preferably bentonite in a concentration of from 30% to …
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Iron ore pelletizing
Our iron ore pelletizing systems combine the best features of both technologies to provide the most modern plant and to produce pellets at the lowest cost and highest quality. Pellet plants sized from 1.2MTPA to 9MTPA; Engineering and …
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EQUIPMENT TO PREPARE ORE CONCENTRATE FOR PELLETIZING
CLAIMS . 1. An equipment to prepare ore concentrate for pelletizing and sintering/indurating of pellets in ferroalloys production, the equipment comprising a grinder (1) arranged to grind the concentrate to a predetermined grain size, characterised in that the equipment comprises a drying apparatus (2, 3, 4) ar ¬ ranged to dry the concentrate before and/or during grinding by the …
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A review of binders in iron ore pelletization
The use of binders for iron ore pelletizing is required to: (a) increase the pellet strength before heating-green strength; (b) prevent the collapse of the pellets during firing, when the gases generated by water vaporization could cause cracks. Bentonite is the main binder used in industry, and its binding mechanism in iron ore pellets has ...
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Iron Ore Pelletizing Essential in Meeting Future …
Iron ore pelletizing, or balling, is the process of transforming fines into spherical granules anywhere from 8 – 16mm in size via tumble-growth (agitation) agglomeration using either a disc pelletizer (pan granulator) or rotary drum.
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Redalyc.ALTERNATIVE BINDERS TO BENTONITE FOR …
KEYWORDS: iron ore pelletizing, bentonite & organic binder, boron compounds, colemanite, chemical and metallurgical properties. SIVRIKAYA & AROL (2014) ... reducibility experiments of product pellets was carried out with an reducibility apparatus consisting of a vertical split furnace, a sensitive balance and a control unit. 2.1.2 Swelling ...
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Effectiveness of Organic Binders for Iron Ore …
Library of Congress Cataloging in Publication Data: Haas, L. A. (Lal'ry A.) Effectiveness of organic binders for iron ore pellelizalion. (Report of investigations; 9230)
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Iron Ore Pelletization
Iron ore must go through a lengthy pre-processing stage before it can be pelletized – a series of steps that work to beneficiate and concentrate low-grade ores. This process varies depending on the ore source, but typically involves various stages of crushing and grinding to reduce … See more
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Iron Ore Pelletizing
Perantech has been working in this field for many years and is proud to supply the know-how and all the necessary equipment for iron ore pellets. Pelletizing plants are usually located in mines, …
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IRON ORE PELLETIZING PLANT
Iron ore pellets are a type of small-sized iron ore balls which are spherical and made of iron ore fines. They are manufactured by mixing beneficiated iron ore fines or natural iron ore fines with …
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Procedures for Determining Pelletizing Characteristics of Iron Ore …
Results of Laboratory Pelletizing Tests. The laboratory tests were carried out on five different iron ore concentrates, designated as M-1, M-2, M-3, and H-1, H-2. M-1 and M-3 represent two different concentrates of natural magnetite produced from …
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What is Iron Ore Pelletizing? How It Worked? An …
Iron ore pelletizing is an essential industrial process that transforms powdery iron ore into uniform, robust pellets, serving as a premium feedstock for blast furnaces and direct reduction reactors.
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Pelletizing
In the USA the steel and ore companies saw in this The authors are with the Research and Development Division, Head Wrightson and Co Ltd, Thornaby-on-Tees, England. 1/16 SYNOPSIS An attempt is made to present a logical account of iron-ore pelletizing operations ( balling and hardening) with particu-lar reference to laboratory techniques.
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CN110402293B
The invention discloses pellet ore, a preparation method and a preparation device thereof, and belongs to the technical field of sintered ore powder. The pellet comprises the following components in percentage by mass: TFe: 62.1% > E65.82％,FeO：0.2％～0.51％,SiO 2 ：1.90％～6.13％,CaO：0.19％～3.23％,MgO：0.18％～0.52％,Al 2 O 3 : 0.58 to 3.28 …
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ALTERNATIVE BINDERS TO BENTONITE FOR IRON …
This study illustrates the feasibility of pelletizing magnetite iron ore concentrate using four organic binders: KemPel, Alcotac CS, Alcotac FE16, and CMC, in comparison to bentonite as a reference.
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Effect of Blaine Number on the Physical and Mechanical
Organic binders have been used to replace bentonite in the pelletizing process of iron ore. In this research, colloidal agents were evaluated in a pelletizing process comparing their influence ...
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Modeling comminution of iron ore concentrates in
The pelletizing plants are fed with a blend of iron ore concentrates from different mines, being composed predominantly by iron oxides, mainly hematite, with minor amounts of quartz [36]. A total of four experimental campaigns were conducted in four different industrial-scale machines (#1 to #4) to assess the performance of HPGRs in pellet feed ...
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Plasma heated furnace for iron ore pellet induration
In the present pelletizing apparatus, the induration of iron ore concentrate pellets is achieved in a tunnel furnace heated by plasma torches, wherein the generation of CO2 by the conventional iron ore pelletizing processes is reduced by using electricity powered plasma torches instead of burning natural gas, heavy oil or pulverized coal in burners, thereby reducing …
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EA026495B1
The provided invention relates to an equipment to prepare ore concentrate for pelletizing and sintering/indurating of pellets in ferroalloys production. The equipment comprises a grinder (1) arranged to grind the concentrate to a predetermined grain size. The equipment further comprises a drying apparatus (2, 3, 4) arranged to dry the concentrate before and/or during grinding by …
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APPARATUS FOR USE IN PELLETIZING ORE
An improved apparatus for pelletizing ore includes a balling device which forms green pellets. A pellet hardening assembly heats the green pellets and then indurates the pellets to a desired hardness. The hardened pellets are transferred to a cooling tower where they are cooled prior to being discharged onto a receiving conveyer.
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