2024920· Globally, more than10 billion tons of concrete are manufactured yearly, and this amounts is expected to increase up to 18 billion tons by 2050 [6], that require providing large …
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2024225· The aim of this study was to develop sustainable concrete by recycling concrete aggregates from steel waste and construction waste (iron ore tailings (IOTs) and recycled …
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The compressive strength of concrete from iron ore tailings (Figure 2) showed an improvement of 11.56% compared to concrete with conventional aggregates, showing that it is possible to obtain
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202441· Coarse aggregate (kg/m 3 beneficiation process of iron ore is waste iron ore tailings, which is also termed as IOT. by several researchers to replace partially fine …
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11· In recent years, the construction of infrastructure and the demolition of existing buildings have produced a large amount of waste concrete [[2], [3], [1]].However, only a small …
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2025129· This study prepared high-strength concrete using iron ore waste rock as coarse and fine aggregates combined with solid waste-based cementitious materials. future …
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81· Cement and aggregate can be simultaneously replaced in concrete with iron ore tailings of various particle sizes. The mechanical properties and durability of concrete based …
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coarse aggregate is completely replaced by waste iron ore slag aggregate. In this study slag is replaced in concrete as coarse aggregate in the proportion of 0%, 5%, 10%, 15%, 20%. For …
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411· Iron tailing sand is the fine aggregate (the iron ore factory in Song County, Luoyang), which is medium sand in accordance with the fineness modulus. Coarse aggregate …
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2025129· In this study, high-strength concrete was prepared using iron ore waste rock as coarse and fine aggregates combined with solid waste-based cementitious materials.
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2025129· In order to solve the problems of the large-scale resource utilization of iron ore waste rock, waste rock is used to prepare green building materials, but it needs to be further …
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This chapter presents a systematic research study carried out to investigate the potential use of iron ore waste rock (WR) and iron ore tailings (IOT) as coarse and fine aggregates in concrete.
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616· “A study on suitability of iron ore overburden waste rock for partial replacement of coarse aggregates in concrete pavements.” In Vol. 431 of IOP Conf. Series: Materials …
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1213· Concrete consists of cement, fine and coarse aggregates which are used as a building material worldwide as it contributes good performance in strength properties …
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2025113· This study investigates the use of iron ore tailings (IOTs) as recycled aggregates in segmental blocks, focusing on technical performance, CO2 emissions, and embodied …
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2025129· This study prepared high-strength concrete using iron ore waste rock as coarse and fine aggregates combined with solid waste-based cementitious materials. future …
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specimens (C60–C90) containing lean iron ore from mine waste as coarse aggregate to realize enhanced impact resistance in applications such as pile driving. Impact resistance tests were …
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More performance tests are also used to test aggregates in concrete. A typical consensus specification for fine and coarse aggregate for concrete is ASTM C 33. Synthetic aggregates …
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using mine waste and iron ore tailings. • By using mine waste and iron ore tailings, the life period of flexible pavement can be enhanced. • Workability can also be achieved using iron ore …
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2025129· The high-strength concrete prepared in this study effectively used iron ore waste rock and solid waste-based cementitious materials, which not only reduces environmental …
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using mine waste and iron ore tailings. • By using mine waste and iron ore tailings, the life period of flexible pavement can be enhanced. • Workability can also be achieved using iron ore …
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2024121· With the rapid development of the global steel industry, iron ore tailings (IOTs) are increasingly contributing to industrial solid waste. Most of these tailings are disposed of in …
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81· Extensive research on IOTs as an alternative to fine aggregate, coarse aggregate, and binder has been undertaken due to the increasing demands for returning …
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concrete. It is found that IOT can replace up to about 75% river sand in mortars and 50% in concrete. Keywords: Mine waste, Iron-ore tailings, Fine aggregate, Concrete, Mortar, Masonry …
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11· The present study investigates the effects of utilizing dumped waste as a practical resource for making concrete. In this regard, waste marble powder used a filler material …
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