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Improving the production efficiency of high-titania slag

2020.4.16  Kim, D.H., Heo, J.H., Park, H.S. et al. Improving the production efficiency of high-titania slag in Ti extraction process:

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High-Titanium Slag Preparation Process by Carbothermic

smelting. Titanium slag can be classified as ultra-grade slag (UGS) and high-grade slag (HGS). UGS is pre-ferred for producing titanium dioxide via chlorination, while HGS,

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Minerals, slags, and other feedstock for the production of titanium ...

2020.1.1  Titanium dioxide slags are produced by reduction smelting of ilmenite in electric arc furnaces. The slag grade (sulfate or chloride) depends essentially on the

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Potentially More Ecofriendly Chemical Pathway for

The new method consists of three critical steps including transformation of the titania slag to a lower-valence titanium suboxide by aluminothermic

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Recent Progress in Electric Furnace Titanium Slag

2022.7.9  There are three primary purposes of the current work: (1) to analyze the ilmenite resources, titanium slag production, and its chemical/physical characteristics; (2) to review the relevant methods for

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High-Titanium Slag Preparation Process by Carbothermic

2020.11.19  High titania slag has become a good raw material in the development of titanium. Ilmenite is reduced first and then smelted in an electric arc furnace to separate

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High-Titanium Slag Preparation Process by Carbothermic

In addition, the production of high-titanium slag via electric furnace melting consumes significant energy and possesses low production efficiency. Therefore, a novel process

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A novel process to prepare high-titanium slag by carbothermic

2017.10.10  Ilmenite is the main raw material for the production of titanium and titanium alloys [11–13]. In a conventional process, the direct smelting of ilmenite is

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Physicochemical properties and structure of titania-containing ...

2021.11.25  The titanium industry can hardly bypass the titania-containing slags, and the slag physicochemical properties are essential in the metallurgical reactor design and

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A detailed assessment of global Zr and Ti production

2020.9.28  SR TiO 2 content ranges from 85 to 96%, or more commonly 90–95% (Gilman and Taylor 2001), and is suitable for chloride pigment production or titanium metal production; Iluka is currently undertaking research into possible production of acid-soluble SR, which would be suitable for sulfate pigment production.. Chloride grade ilmenite is

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Phase conversion and removal of impurities during oxygen-rich

2022.5.1  Key words: high titanium slag; alkali conversion; conversion rate; removal rate 1 Introduction Titanium ... [16] WANG Dong, CHU Jing-long, LIU Ya-hui, LI Jie, XUE Tian-yan, WANG Wei-jing, QI Tao. Novel process for titanium dioxide production from titanium slag: NaOH− KOH binary molten salt roasting and water leaching [J ...

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Recent Progress in Electric Furnace Titanium Slag

2022.7.9  Titanium slags produced through ilmenite electric furnace smelting contain 60–80%TiO2, a vital titanium resource in the titanium industry. The processing and utilization of titanium slag is faced with

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Effect of Chlorine on the Fluidity and Thermal Stability Properties

2022.6.28  The fluidity and thermal stability properties of melting slag are closely related to the smooth production of the blast furnace. In this study, the viscosity and thermal stability properties of the chlorine-containing high-titanium melting slag (CaO–SiO 2 –MgO–Al 2 O 3 –TiO 2 –CaCl 2) are investigated.The concept of “Extreme Heat

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Review of TiO2-Rich Materials Preparation for the Chlorination Process ...

2017.2.5  Relatively speaking, the reduction smelting technology is relatively mature technology and suit large scale production, but it has high power consumption than per ton high titanium slag (including TiO 2 72–92%). Power consumption is about 2200–3500 kW-h and 80 kg graphite electrode [].Reduction smelting dislodge not iron impurity ability is

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Study of the oxygen reduction of low valent titanium in high titanium ...

2017.6.15  This paper has positive significance for promoting the production of low-carbon, high-purity and high-titanium ferrotitanium from titanium chips and realizing the secondary recycling of resources. Phase transformation and slag evolution of vanadium–titanium magnetite pellets during softening–melting process

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A novel process to prepare high-titanium slag by carbothermic

2017.10.10  Ilmenite is the main raw material for the production of titanium and titanium alloys [11–13]. In a conventional process, the direct smelting of ilmenite is mainly carried out in an electric arc furnace with a carbon-based reducing agent to produce pig iron and titanium-enriched slag.

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Technological research of process for producing titanium rich slag

2023.8.1  For smelting of titanium rich slag, the low-ash reducing agents were used, i.e., some oxides (SiO 2, Al 2 O 3, CaО and MgO) convert into the slag and impoverish target product - slag.The low electrical conductivity and ash content of the reducing agent ensures a high electrical resistance of the charge, a deep fit of electrodes, a stable

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High-Titanium Slag Preparation Process by Carbothermic

2020.11.19  As the titanium industry rapidly develops, low-grade ilmenite resources are drawing global attention. The direct use of low-grade ilmenite can result in low production efficiency and heavy pollution. In addition, the production of high-titanium slag via electric furnace melting consumes significant energy and possesses low

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Recovery of titania from high titanium slag by roasting method

2014.8.31  The process with the high titanium slag can reduce the step of elimination of by-product of copperas and simultaneously decrease the energy consumption. At the same time, the serious pollution problem caused by the piled titanium slag is solved [ 15 – 19 ].

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Titanium Slag Project Update - LB Group LB Group

Titanium slag is one of the main feedstock types for TiO2 manufacture. Ilmenite is converted to titanium-rich materials using a high temperature metallurgy process. The 90% and the 78% titanium slag produced is used in the chloride and sulphate TiO2 manufacturing processes respectively. Having a readily available source of titanium

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Review of TiO2-Rich Materials Preparation for the Chlorination Process

2018.1.6  The titanium-rich materials made from ilmenite in other ways are called artificial rutile. Titanium slag is mainly used in the production of titanium dioxide by sulfuric acid process; High titanium slag and artificial rutile are mainly used as raw materials for Chlorinated titanium dioxide and titanium sponge production [8, 9].

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Recovery of Vanadium, Titanium, and Iron from Vanadium

2022.11.22  Additionally, a qualified high-titanium slag product has been obtained. Compared with the traditional method, ... (2.5 Å) and having similar chemical properties, K + could replace NH + 4 in the liquid phase to form KVO 3 in the process of NH 4 VO 3 high-temperature decomposition to produce NH 3, see Eq. (17) [32, 33].

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Improving the production efficiency of high-titania slag in Ti ...

2020.4.16  Alkali roasting of the ilmenite process, which is a pre-treatment of the hydrometallurgical process for obtaining high titanium yields, has been studied by several groups 22 – 25. Sodium and potassium carbonates are more efficient for iron removal than lithium carbonate 23 .

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Effect of different curing methods on the preparation of

2022.8.1  The existence of elemental Ti can induce the production of inert minerals such as perovskite, diopside and titanopyroxene. Chemical and mechanical activations have been taken into account to improve the hydraulic activity of high-titanium slag, but few methods exhibit a significant effect [5].

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Evaluation of Titania-Rich Slag Produced from Titaniferous

2020.8.3  The titanium pigment industry is relatively young. Industrial pigment production emerged in the 1920s after titanium dioxide was first used as a pigment in 1908 when the French metallurgist A.J. Rossi mixed titanium dioxide with salad oil and brushed out the mixture.11,12 It is technically feasible to upgrade ilmenite directly via the sulphide

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Microwave roasting of blast furnace slag for carbon dioxide ...

been widely used due to its high energy consumption and low production efficiency. In this study, a microwave roasting method was employed to mineralize CO 2 with BF slag, and the process parameters for the sulfation and energy consumption were investigated. A mixture of BF slag and recyclable ammonium sulfate [(NH 4) 2SO

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Titanium Slag Production Process: Technologies To Improve

2023.11.8  Titanium slag is a high-demand product in the global market with a significant production volume characterized by a consistent and long-term growth trend. It is a primary commercial product (semi-finished product) in the technological chain for obtaining titanium dioxide pigment, metallic titanium, titanium-based alloys, and highly

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Physicochemical aspects of titanium slag production and

2003.10.1  The titanium-rich slags produced by ilmenite smelting are unusual in several respects, including their low viscosity, high electrical conductivity, propensity to solidify predominantly as one phase (pseudobrookite), and reactivity (with oxidizers) in the liquid and solidified form. The low viscosity is related to the unexpectedly “basic”

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Metals Free Full-Text Design and Construction of a ... - MDPI

2021.4.29  A novel direct-current electric arc furnace (DC-EAF) was designed and constructed in this study for experimentally investigating high-titanium slag smelting, with an emphasis on addressing the issues of incomplete separation of metal and slag as well as poor insulation effects. The mechanical components (crucible, electrode, furnace lining,

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