effect of high titanium in iron ore

effect of high titanium in iron ore

The effect of titanium on reduction degradation of iron ...

The titanium oxide content of haematite had a clear effect on reduction degradation of the samples. Furthermore, increasing titanium oxide content in solid solution in magnetite radically ...

THE EFFECTS OF IRON ON THE CORROSION RESISTANCE OF

does titanium having a high iron content start to corrode at a lower acid concentration than material having a low iron content? A series of carefully controlled tests were run in dilute solutions of boiling HCl using specimens of high purity titanium with additions of

Effect of TiO2‐content on Reduction of Iron Ore ...

Apr 23, 2010 · The effect of titanium oxide on iron ore agglomerates is studied by the use of test sinter, test pellets and synthetic briquettes under laboratory conditions. Titanium favours secondary hematite rather than magnetite, which is the main phase in the sinter of Rautaruukki's Raahe plant.

Sintering Characteristics of Titanium Containing Iron Ores

For instance, high titanium (and vanadium) magnetite concentrates account for more than 14% of China’s national iron ore resources. 1) On the other hand, in many cases Ti-bearing secondary raw materials (containing TiO 2) are introduced into the blast furnace to protect the hearth and extend the blast furnace operating life. 2,3,4) As the ...

Adverse effects of 9 elements in iron ore on its smelting ...

May 27, 2020 · The minerals badly effected on the iron ore smelting are usually sulfur, phosphorus, potassium, sodium, lead, arsenic, zinc, titanium and copper. Generally, they have the following bad effects on smelting: Elements that bad for iron ore smelting. 1 Sulfur (S): it is the most harmful element to iron ore smelting.

Effect of TiO2 on the Crushing Strength and Smelting ...

高达12%返现 · Mar 21, 2016 · The effect of TiO2 on the crushing strength for high-Cr V-Ti magnetite pellets was studied in this paper. On one hand, the crushing strength obviously decreased with the increasing TiO2 contents. On the other hand, the crushing strength had an obvious increase after grinding treatment for the high-Cr V-Ti magnetite and titanium concentrate. It is found that the

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

Apr 16, 2020 · Although there is no quantitative experimental results for the effect of SiO 2 on the titanium slags, it is easy to expect that SiO 2 could increase the viscosity of

Effects of Iron Sand Ratios on the Basic Characteristics ...

高达12%返现 · Jun 22, 2016 · Effects of iron sand ratios on the basic characteristics of vanadium titanium mixed ores were investigated using micro-sinter and grey relational analysis methods. The results show that iron sand presents poor assimilability, poor liquid flow capability, and low bonding phase strength. As the iron sand ratio in vanadium titanium mixed ores increases, the mixed ore’s

Efficient separation of vanadium, titanium, and iron from ...

Jan 15, 2021 · 1. Introduction. The vanadium–bearing titanomagnetite (VBT) is a strategic and complex iron ore, which containing valuable metals of vanadium, titanium, and iron used as constituents of several alloys, whitepigments, and steel , , .In China, the gross reserve of titanium in VBT ore is estimated to be about 1.18 million tons, accounting for 93% of China’s total domestic reserve of

Optimized magnetic separation for efficient recovery of V ...

Oct 01, 2021 · Effect of magnetic intensity on separation of vanadium, titanium and iron. In this study, magnetic separation was used to obtain high-quality vanadium concentrates from the VTM ore. The production of titanium-rich concentrates to recover titanium was also very important because the VTM ore contains high ilmenite [26,27]. Therefore, from the ...

Sintering Characteristics of Titanium Containing Iron Ores

For instance, high titanium (and vanadium) magnetite concentrates account for more than 14% of China’s national iron ore resources. 1) On the other hand, in many cases Ti-bearing secondary raw materials (containing TiO 2) are introduced into the blast furnace to protect the hearth and extend the blast furnace operating life. 2,3,4) As the ...

effect of titanium in iron ore

Effect of TiO2-content on Reduction of Iron Ore Agglomerates ... 23 Apr 2010 ... The effect of titanium oxide on iron ore agglomerates is studied by the use of test sinter, test pellets and synthetic briquettes under laboratory...

EFfect of TiO2-content on Reduction of Iron Ore ...

The effect of titanium oxide on iron ore agglomerates is studied by the use of test sinter, test pellets and synthetic briquettes under laboratory conditions.

Influence of TiO2 on the melting property and viscosity of ...

Jan 09, 2020 · A study on the melting and viscosity properties of the chromium-containing high-titanium melting slag (CaO-SiO 2-MgO-Al 2 O 3-TiO 2-Cr 2 O 3) with TiO 2 contents ranging from 38.63wt% to 42.63wt% was conducted. The melting properties were investigated with a melting-point apparatus, and viscosity was measured using the rotating cylinder method.

CN101003851A - Method for producing high titanium type ...

This invention discloses a method for producing Ti-rich V-Ti oxidized pellets by chain grate and rotary kiln. The method comprises: mixing vanadic titanomagnetite concentrate with common magnetite concentrate at a weight ratio of 7:3, adding 2.0 wt. % of bentonite, palletizing to obtain 8-16 mm pellets by a disc pelletizer, drying (50-350 deg.C) and pre-heating (500-1000 deg.C) by a chain ...

Extraction of titanium, vanadium and iron from ...

Jan 01, 1995 · The ore which contains 57.5% Fe, 0.66% V and 16.6% TiO 2 was subjected to selective reduction smelting so that most of the iron reported to the metal phase and the vanadium and titanium to the slag phase. The iron had a purity of 99%.

Efficient separation of vanadium, titanium, and iron from ...

Jan 15, 2021 · 1. Introduction. The vanadium–bearing titanomagnetite (VBT) is a strategic and complex iron ore, which containing valuable metals of vanadium, titanium, and iron used as constituents of several alloys, whitepigments, and steel , , .In China, the gross reserve of titanium in VBT ore is estimated to be about 1.18 million tons, accounting for 93% of China’s total domestic reserve of

Effects of High-Temperature Preoxidation on the ...

Feb 15, 2017 · In the TTM raw ore, besides the high-value component TiO 2, there are significant amounts of iron oxides (TFe ~ 55 wt pct). Adopting the same smelting process as ilmenite (TFe ~ 35 wt pct) to produce high titanium slag using an electric arc furnace (EAF) will cause practical production problems, such as an energy consumption increase, lining ...

Interface behavior and oxidation consolidation mechanism ...

1. Introduction. As a typical kind of titania-ferrous coexisting ore, titanium-bearing iron sand with rich Fe, Ti, V is widely distributed in the coast of Australia, New Zealand, Japan, and the Southeast Asia [1,2].Currently, due to the running out of high-grade iron ore concentrates, the production cost of steel has increased and the demand for low-price and complicated iron ore resources are ...

Technological possibilities of manufacturing high-grade ...

The main components of the high-grade ferrotitanium melted from the crude ore are represented by the solid solutions of oxygen and iron in titanium and the Ti4Fe2O phase, which is not reduced to TiO2.

Minerals | Free Full-Text | Effects of Dolomite on Mineral ...

Chengde chromium-bearing vanadium–titanium magnetite (CCVTM) has been used as an important mineral resource in sinter making. The MgO content of this sinter can be enhanced by adding dolomite, which improved operation of the blast furnace. The effects of MgO in the form of dolomite on metallurgical properties, microstructure and mineral compositions of CCVTM sinter were studied by a

CN105112689A - Method for extracting titanium from ...

The invention discloses a method for extracting titanium from vanadium-titanium magnetite. The method comprises the following steps: adding sodium or potassium salt additive in the reduction smelting of an iron ore concentrate electric stove to obtain liquid iron and titanium-containing slag, wherein vanadium and iron are reduced to enter liquid iron, under a smelting high temperature ...

Crystals | Free Full-Text | Effect of Humic Acid Binder on ...

Oct 22, 2021 · Sodium bentonite, which mainly consists of aluminum and silicon minerals with high moisture adsorption capacities, is the most common binder for iron ore pellets [2,3]. Sodium bentonite is usually added in an amount of 1.5–3.0 wt% by weight of the iron concentrate in China, which is much higher than the average level of 0.6–0.8 wt% in the ...

Influence of limestone particle size on iron ore sinter ...

Iron ore fluxed sinter is the main ferrous burden of Jindal south west steel limited (JSWSL) blast furnaces. In sinter plant fluxes including limestone and dolomite are added to improve the sinter properties of iron ore and to provide an appropriate slag composition of the blast furnace.

Sintering Characteristics of Titanium Containing Iron Ores

Titanium-bearing iron ores are found in many large deposits around the world and are becoming an important alternative source of iron ore due to the shortage of economic high purity ores. For instance, high titanium (and vanadium) magnetite concentrates account for more than 14% of China’s national iron ore resources.

Beneficiation of Titanium Ore - Fodamon Machinery

Magnetic separation is commonly used in iron separation. Titanium separation Through multi-stage crushing and screening, according to different ore source components, the tailings after iron separation are selected by gravity separation, magnetic separation, flotation and other methods to improve the TiO2 grade of titanium ore.

Effect of Cr2O3 on the Reduction and Smelting Mechanism of ...

to smelt iron ore such as high chromium vanadium-titanium magnetite on a large scale. Some previous researches have been done on the preparation, property and application in the ironmaking process of high chromium vanadium-titanium pellet and sinter. Zhou et al.3) investigated the influence of MgO in form of magnesite on properties and

Technological possibilities of manufacturing high-grade ...

The main components of the high-grade ferrotitanium melted from the crude ore are represented by the solid solutions of oxygen and iron in titanium and the Ti4Fe2O phase, which is not reduced to TiO2.

Effect of the quality of the iron-ore-bearing raw ...

A procedure is considered for evaluating the effect of iron ore metallurgical property indices on blast-furnace smelting technical and economic indices. Examples are given for evaluation of sinter ...

The coronavirus pandemic and its effect on mining - Lexology

Sep 27, 2021 · Copper, iron ore, lead, high-grade bauxite, heavy mineral sands and titanium are also found within the country. The province of Tete is known as

Effect of B2O3 Content on the Sintering Basic ...

Jun 01, 2020 · The sintering basic characteristics of iron ore play a key role in the process of sintering. In this study, the effects of B 2 O 3 on the assimilation characteristics, softening temperature, fluidity of liquid phase, compressive strength of bonding phase, and microstructure of the mixed fine powder of hematite and vanadium-titanium magnetite (H-VTM) are studied.

Influence of Al2O3, CaO/SiO2, and B2O3 on Viscous Behavior ...

Dec 31, 2017 · As high-quality iron ore resources in the world decrease, vanadium–titanium magnetite ores from china or iron ores with high Al 2 O 3 from Australia and India have become an alternative choice in the blast furnace (BF) smelting process [1–3].

Effect of the Increasing Percent of High Chromium Vanadium ...

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Influence of Coke Ratio on the Sintering Behavior of High ...

High-chromium vanadium and titanium magnetite (HCVTM) sinter has poor properties. The coke ratio has an important effect on the behavior of HCVTM sintering as it affects the mineral phases in the high-chromium vanadium and titanium sinter (HCVTS) via changing the sintering temperature and atmosphere. In this work, the sintering behavior of HCVTM mixed with varying coke ratios was

Analysis the Effect of Charcoal Mass Variation to Ni ...

The depletion of sulfide nickel ore and the growing of stainless steel demand each year cause the use of low-grade laterite nickel ore continues to increase. Due to very low nickel content, there is no optimal process to extract them. One of the alternative processes being developed now is the sintering-blast furnace process which produces Nickel Pig Iron (NPI).

Metallurgical and Materials Transactions B | Free access ...

Effect of ionic structure on dissolution behavior of nickel in aluminosilicate slags Effect of prior oxidation on the reduction behavior of magnetite-based iron ore in hydrogen-induced fluidized bed. Influence of grain refiners on the wettability of Al2O3 substrate by aluminum melt. 2020. Solidified Microstructure of Wear Resistant Fe-Cr-C-B ...

AT A GLANCE: LKAB's Q3 performance remains strong amid ...

Oct 28, 2021 · Fastmarkets’ iron ore index for 62% Fe fines, cfr Qingdao averaged at $163.39 per tonne in the third quarter of 2021, up by $45.33 per tonne from an average of $118.06 per tonne in the third quarter of 2020. The prices, however, were $37.08 per tonne lower, dropping from a historical high of $200.47 in the second quarter of 2021.

Victorian Government blocks Fingerboards mine - Australian ...

Nov 24, 2021 · The Fingerboards mineral sands mine near Bairnsdale in Victoria will not proceed with Minister for Planning Richard Wynne concluding the project would have unacceptable risks to