The permeability characteristics of iron tailings are one of the important factors affecting the stability of the tailings dam. The permeability properties of undisturbed iron tailings …
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According to GB/T 31288–2014 [27] and YB/T 4561–2016 [28], there are three types of IOT: iron tailings powder, iron tailings super fine sand, iron tailings fine sand. However, in …
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Cement and ionic curing agent were blended with iron tailings (ITS) and natural soil to prepare a new road base material. 7-d unconfined compressive strength (UCS) was …
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Therefore, using iron tailings as roadbed materials for backfilling is an important way to recycle iron tailings. However, the engineering properties of iron tailings still do not meet the …
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What are mining tailings' main chemical, mineralogical, physical, and geotechnical properties, and what potential applications can be assessed based on these properties? To …
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The stress characteristics of modified iron tailings under traffic loads are under-investigated, and few scholars have extracted the dynamic response law of soil under the …
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As the iron and steel sector expands quickly, emissions of industrial waste iron tailings sand from ore dressing rise year over year, yet only 20% of iron tailings sand is …
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An evaluation of iron ore tailings characteristics and iron ore tailings concrete properties. 2021, Construction and Building Materials. Show abstract. Incorporating waste by …
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Tailings are the by-products of iron ore processing, resulting from the various stages of extraction and refinement. Initially, during crushing and grinding, large chunks of iron …
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Abstract. In order to deal with the problems of resource waste and environmental pollution caused by solid waste, iron tailings (mainly SiO 2, Al 2 O 3 and Fe 2 O 3) were used as the main raw material to create a type of lightweight and high …
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An evaluation of iron ore tailings characteristics and iron ore tailings concrete properties. 2021, Construction and Building Materials. Show abstract. Incorporating waste by …
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Classification Magnetite Pyrrhotite Carbonate iron Sulfide iron Hematite and limonite Silicate iron Total Iron content 1.08 0.36 0.49 0.39 0.40 11.82 14.54 Iron distribution rate 7.43 2.48 3.37 ...
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The particle shape characteristics of the iron ore tailings were qualitatively and quantitatively investigated via the scanning electron microscopy (SEM) and the QICPIC …
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Resource utilization of iron tailings powder is an effective measure to reduce the dam-break risk of an iron tailings reservoir. Adding polypropylene fiber to iron tailings powder can improve its …
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Some iron ore tailings have these characteristics. 38. The use of IOT with low particle size is an excellent alternative for the production of floors and tiles. Ceramic materials with IOT in their composition generally present a …
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Iron tailings are by-products found after mining processes to obtain valuable elements from iron ore. The materials used were different iron tailings. They were collected from Itakpe tailings …
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Iron ore is one of the most common resource widely used in industry while the tailings discarded during the beneficiation and smelting process of iron ore become an …
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Review An evaluation of iron ore tailings characteristics and iron ore tailings concrete properties Jiangshan Zhaoa,⇑, Kun Nib, Youpo Sua, Yunxing Shib a North China University of Science …
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On the other hand, the additive of iron tailings had significant adverse effects on the formation of tobermorite-11 Å in the view of intensity. The signal of Q 3 (0Al) site even …
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The SEM images showed that iron tailings consist of two types of main elements: bulky particles (large, subangular and subrounded shape) and flocks (collections of clay-sized …
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3 TRENDS IN TAILINGS CHARACTERISTICS Selected data were grouped by commodity type and facility type to assess the characteristics of each group. The % fines (<75 micron) for gold, …
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Currently, approximately 1.4 billion tons per year of iron ore tailing wastes (IOT) are generated, mainly in Australia, Brazil, and China. This work describes the characterization and application of two typical IOT, i.e., fine and …
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Iron tailings have few macropores which severely inhibit infiltration and transport of soil water. Polyacrylamide (PAM) can regulate soil water, but it is rarely used when remediating …
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The observed microstructure morphology and physicochemical properties show that iron tailings as fine aggregate can be used to replace mechanical sand in the preparation …
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Vanadium-titanium iron ore tailings (VTIOT) is solid industrial waste produced during the beneficiation process of vanadium-titanium magnetite (VTM) [1], [2], which has been …
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Water-induced erosion of iron tailings is a serious problem affecting ecological restoration, but, little is known about how the occurrence of erosion on tailings slopes and …
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Li et al. [30] used cement to solidify iron tailings, and studied relevant characteristics using unconfined compressive strength (UCS), scanning electron microscopy …
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Iron tailings sand was obtained from Benxi, Liaoning, China. As shown in Table 1, the chemical composition is mainly SiO 2. The iron tailings sand was ground in a planetary ball …
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Because of the uniqueness of geological mineralization, tailings obtained from Chenchao Iron Mine have low SiO 2 content of only 27.80%. Content of Al 2 O 3 and MgO is …
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The plasticity characteristics of the iron ore tailings tested, namely the plastic (w P) and liquid (w L) limits and the plasticity index (PI), were experimentally determined. The soil plastic limit was assessed through the soil …
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