The invention discloses a sintering method and sintering equipment of an iron ore. The sintering method comprises the following steps of: mixing and blending: mixing the iron ore, a fusing agent and fuel to prepare sintered ore granules; then paving the sintered ore granules in a pallet through a cloth; igniting by utilizing a lighter for sintering, and starting …
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Correspondingly, the challenges in sintering granulation field are proposed to include: (1) Development of iron ore sintering industry; (2) Ore blending optimization based on synergistic coupling of granulation and sintering; (3) Optimization of granulation process and equipment; (4) Methods and tools for granulation scientific research ...
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— The Sintering Process of Iron Ore Fines. satyendra; March 9, 2013; 9 Comments ; flux sinter, Iron ore fines, self fluxing sinter, sinter, sinter machines, Stright line machine. circular machine, super fluxed sinter,; The Sintering Process of Iron Ore Fines. Sintering plants are normally associated with the production of hot metal in blast …
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— 1. Introduction. Iron ore sintering is a complicated thermo-chemical process comprising various reactions and phase changes, and the cooled sintered ore produced is the main raw material for blast furnaces in most iron and steel plants [1].Iron ore sintering also entails high energy consumption and produces significant pollution, contributing the …
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tion equipment exceeded the respective planned values, and the achievement of the required performance in both items was con-firmed. 6.3 Effect of selective granulation equipment The effect of the pan pelletizer on the granulation effect was ex-amined when fine iron ore was added (Table 5, Fig. 8, Fig. 9). The
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Automated optical image analysis of natural and sintered iron ore. E. Donskoi, ... J.R. Manuel, in Iron Ore, 2015 4.2.2 Sinter. Low-temperature (< 1300 °C) iron ore sinter is an agglomerate of unmelted and partially melted nuclei particles (+ 1 mm) and a matrix bonding phase produced from the melting of fine ore (− 1 mm) and flux particles, with …
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— The iron ore sintering, an energy-intensive industry, contributes to large emissions of Volatile Organic Compounds (VOCs) due to its high dependence on fossil fuels. The emissions of VOCs from the iron ore sintering process have been ignored until now, despite the well-documented atmospheric and human health hazards associated …
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— The sintering process can be defined as a thermal agglomeration process that is applied to a mixture of iron ore fines, recycled ironmaking products, fluxes, slag-forming agents, and solid fuel (coke) with the objective of obtaining a product with the suitable characteristics (thermal, mechanical, physical, and chemical) to be fed to the …
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— E.g. when the oiled scale is introduced as an additive to the iron ore sintering mixture, incomplete combustion of liberated oil at heating during sintering process creates problems for gas cleaning and may even lead to damage of the equipment. A possibility to improve combustion of the scale's oil at the sintering process by preparation of a ...
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— Iron ore sintering is a process of agglomerating the mixture of iron ore, flux, and fuel into the sinter, which is the main iron-bearing burden for blast furnace ironmaking in China. Before sintering, quasiparticles are formed from the layering of adhering fines (− 0.5 mm) onto nuclei particles (+ 0.5 mm) in the granulation process . CIC ...
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— Iron ore sinter plants are energy-intensive components of integrated iron and steel production (see Table 1), where the iron ore fines (<5 mm) are converted into larger (>5 mm) lump sinter cakes with greater gas permeability, which are the most important burden materials for iron making in blast furnaces (BFs) [7].The main process is shown …
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— Abstract. Sintering is the most economic and widely used agglomeration process to prepare iron ore fines for blast furnace use. Owing to the depleting reserves of traditional high grade iron ore, there have been considerable changes in iron ore resources available throughout the world, especially in steel mills in East Asia.
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High-quality iron ore sintering process is ensured with advanced equipment from Thermo Scientific for all aspects of iron and steel production and manufacturing.
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— Iron ore sintering is one of the key steps in the ironmaking process, where granulated pellets are transformed into sinter in the sintering machine, providing an ideal raw material for ironmaking blast furnace. ... In the past, many experimental and numerical studies of the effect of material properties and equipment on granulation behavior ...
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— Application of iron ore sinter. Sintering is the most economic and widely used agglomeration process for preparing iron ore fines for blast furnace use. The product of …
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Browse elemental analysers and mass spectrometers that are used in producing high-quality iron ore sinter. Learn what sintering process entails and why controlling sinter feed composition matters in iron and steel production.
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— Shengli Wu et al. [7] conducted a study on the assimilation characteristics of 12 types of iron ores using a micro sintering equipment. ... Here, the single iron ore fines sintering foundation characteristics prediction model is extended and applied to the prediction of mixed iron ore fines sintering foundation characteristics. In this part ...
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— Proportioning is an important part of sintering, as it affects the cost of sintering and the quality of sintered ore. To address the problems posed by the complex raw material information and numerous constraints in the sintering process, a multi-objective optimisation model for sintering proportioning was established, which takes the proportioning cost …
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— The iron ore sintering process is one of the vital steps -in an integrated steelmaking chain, the goal of which is to agglomerate iron ore fines into porous sinters with a high mechanical strength ...
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— Generally, four granulation mechanisms have been identified [1], including auto-layering, coalescence, adhesion of micro pellets, and two-stage layering.For iron ore sintering, due to the existence of core particles (large ore with a size of 5–10 mm) and a large proportion of fine particles (with a size of <1 mm), the main mechanism is so-called …
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— The present work proposes a novel process to sinter porous iron ore (porosity ~23–24%) with enhanced productivity and quality. The iron ore is pre-processed in the presence of calcined lime for the temporary closure of pores, which further prevents water absorption during the granulation process in drum in the presence of water. The …
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— Similar to iron ore sintering, emissions of TEs in coal-fired power stations depend on the concentration of the element in the inputs (in this case coal), the chemical and physical properties of the element, process conditions and parameters (especially firing temperature and atmosphere) and the emission control equipment used (Meij and te ...
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— Optimization of iron ore sintering process is to maximize the productivity and the sinter ore quality while minimizing the energy consumption. However, these economic and technical criteria are sometimes contradictory and the improvement of one criterion generally leads to the deterioration of other criteria. This paper aims to seek the optimal …
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— Process simulation of iron ore sintering bed with flue gas recirculation Part 1 – Modelling approach. ... The incorporation of FGR inevitably requires changes in the process equipment as well as incoming and outgoing gas conditions such as temperature, composition and flowrate. These changes may affect not only the reactions in the bed …
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— Iron Ore Sintering: Process. D. Fernández-González Department of Materials Science and Metallurgical Engineering, School of Mines, Energy and …
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The flow of the iron ore powder sintering process is summarised below [37]. According to specifications, a range of raw materials comprising pulverised iron are combined with a certain amount of fuel and melting agent, then thoroughly combined, granulated, and delivered to the sintering equipment for ignition and sintering. The high
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— According to the U.S. Environmental Protection Agency, the sintering process converts fine-sized raw materials, including iron ore, coke breeze, limestone, mill scale, and flue dust, into an agglomerated …
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— The iron and steel industry has made an important contribution to China's economic development, and sinter accounts for 70–80% of the blast furnace feed charge. However, the average grade …
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— The ultimate goal of the iron ore sintering process is to maximize the sinter productivity, strength, and reducibility (which are related to the energy consumption in …
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A Sinter plant in a steel plant is the final operation in a series of measures to prepare iron ore for blast furnace smelting.A sinter plant is an enterprise with a complicated technological process for producing the final product …
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— Agglomeration of iron ores is the iron ore pretreatment process in which the powdery iron ore that cannot be directly fed into a blast furnace experiences high-temperature solidification by sintering process and pelletizing process or low-temperature solidification by pelletizing process and briquetting process to generate the rich ore …
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