Influence of manufactured sand’s characteristics on its concrete
530· Abstract Manufactured sand (MS) is widely considered as an alternative of the river sand (RS) recently, and to clarify the influence significance and influence mechanism of MS characteristic parameters on its concrete performance is essential to its scientific application.
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The flowability and high-temperature resistance of …
1130· The research shows that concrete with iron tailing has better high-temperature resistance than traditional concrete [21]. The concrete with a …
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Fresh, Mechanical, and Microstructural Properties of Sustainable
2025428· AbstractThis paper analyses the ability of two recycled sands (RSs) from concrete (CON) and masonry (MAS) wastes for the manufacture of mortars for the construction industry. Manufactured sand (MS) was substituted by both RSs at the rates of 25%, 50%, 75%,...
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Effects of the lithologic character of manufactured sand on properties …
20141218· Six representative parent rocks of sand, including limestone, quartzite, gneisses, granite, Basalt and Marble were selected to conduct a systematical research on the effects of various lithologies of manufactured sand on the workability, mechanism properties, volume stability and durability of manufactured-sand concrete. The experimental results show …
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(PDF) MANUFACTURED SAND CONCRETE: A REVIEW
This paper presents a review on performance of cement concrete containing manufacturing sand as an alternative material to natural sand. The primary objective of this study is to understand the effect of manufactured sand on the fresh, hardened and durability properties of concrete. Several papers have been studied to take an overview of recent innovations in concrete containing …
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Mechanical Properties of Railway High-strength Manufactured Sand
2025117· In order to achieve the large-scale application of manufactured sand in railway high-strength concrete structure, a series of high-strength manufactured sand concrete (HMC) are prepared by taking
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A study on the printability of manufactured sand concrete
1215· In this paper, the printability and mechanical properties of 3D printed manufactured sand concrete (3DPMSC) were tested with different binder-to-sand ratios. The optimal dosage of manufactured sand was clarified, and the effect of manufactured sand dosage on pore characteristics was studied using CT scanning technology.
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Fresh, Mechanical, and Microstructural Properties of Sustainable
2025428· AbstractThis paper analyses the ability of two recycled sands (RSs) from concrete (CON) and masonry (MAS) wastes for the manufacture of mortars for the construction industry. Manufactured sand (MS) was substituted by both RSs at the rates of 25%, 50%, 75%,...
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Pumpability of Manufactured Sand Self-compacting Concrete
1120· By the addition of superplasticizer and air entraining agent, manufactured sand self-compacting concrete (MS SCC) with slump flow varying from 500 to 700 mm and air content varying from 2.0% to 9.0% were prepared and the pumpability of MS SCC was studied by a sliding pipe rheometer (Sliper). According to the Kaplan’s model, the initial pump pressure and …
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Study on the high temperature performance of recycled concrete …
2024815· Recycled concrete with manufactured sand (RCM) is a type of recycled concrete that uses manufactured sand as fine aggregate, and there have been limited reports on the investigation of its high temperature performance in the construction industry.
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Toward intelligent construction: Prediction of mechanical properties …
2020610· The mechanical properties UCS and STS are highly sensitive to the curing age with relative importance of 36.8% and 40.3%, respectively. To facilitate the application of the tree-based models in predicting mechanical properties of manufactured-sand concrete, a graphical user interface has been designed in this study.
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Performance of manufactured sand in self-compacting concrete …
202467· This study investigates the impact of self-compacting concrete (SCC) with manufactured sand (M-sand) on improving the flexural behaviour of reinforced concrete (RC) beams. M-sand is finely crushed aggregate sourced from rocks or quarry stones, providing a sustainable substitute for natural river sand in construction. It ensures uniform quality, cost …
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Particle Characterization of Manufactured Sand and Its Influence …
Moreover, the properties of concrete with the five kinds of manufactured sand were tested. The results show that particle size and type have a significant impact on particle shape parameters.
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Influence of limestone powder mixing method on properties of
202471· In recent decades, the utilization of manufactured sand (MS) and stone to prepare concrete has become one of the mainstream directions [1]. However, in the process of exploiting natural rocks to produce sand and stone, a large quantity of by-products such as limestone powder (LP) was produced, which was about 4% of the production of MS and stone.
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Influence of Engineering Properties of Machine-Made Sand on Concrete …
20241221· This review aims to explore the engineering properties (such as particle shape, gradation, and fines content) of manufactured sand and their impact on concrete performance, emphasizing its important role in promoting green construction and sustainable development.
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Effect of Manufactured Sand on Durability Properties of …
The promotional use of manufactured sand will conserve the natural resources for the sustainable development of the concrete in construction industry. Here various durability tests were …
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Mechanical Properties of Railway High-strength Manufactured Sand
2025117· In order to achieve the large-scale application of manufactured sand in railway high-strength concrete structure, a series of high-strength manufactured sand concrete (HMC) are prepared by taking
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Intelligent design of mixture proportions of manufactured sand …
202571· Manufactured sand (MS) is increasingly utilized in construction for its strong mechanical properties and low environmental impact. However, optimizing the mixtures of …
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Understanding M Sand: Properties, Benefits, and Drawbacks
Advantages of M Sand Well-Graded: M Sand comes in the required proportion for construction projects. No Organic or Soluble Compounds: Contains no compounds that affect cement setting time. Tailored Properties: Being artificially manufactured allows for specific property adjustments. Impurity-Free: Free from impurities like clay and silt, enhancing concrete quality and durability. …
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Study on gas transport characteristics of manufactured sand concrete
2024111· Anti-gas permeability performance is an important index characterizing the durability of concrete, and its performance directly affects the service life and quality of concrete structures. This study evaluates the feasibility of applying manufactured sand to concrete based on its mechanical properties.
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Effect of limestone powder on mechanical properties of concrete …
20241025· In order to reveal the influence mechanism of limestone powder on the mechanical properties of concrete, the manufactured sand concrete with a water-cement ratio of 0.45 was taken as the research object.
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Study on the high temperature performance of recycled concrete …
2024815· Recycled concrete with manufactured sand (RCM) is a type of recycled concrete that uses manufactured sand as fine aggregate, and there have been limited reports on the investigation of its high temperature performance in the construction industry.
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Influence of manufactured sand characteristics on strength and abrasion
2011101· 1. Introduction Concrete pavements can be constructed using a variety of aggregates. Constructability and long-term performances are influenced by the characteristics and physical properties of the aggregates used. Common river sand (RS), which is most commonly used fine aggregate in the production of concrete, is expensive due to excessive cost of …
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Research Progress on Characteristics of Manufactured Sand and …
In order to promote the application of manufactured sand and ensure that the workability and mechanical properties of manufactured sand concrete meet the required standards, this paper analyzes the influences of preparation method and particle characteristics of manufactured sand and proportion of concrete on the performance of concrete.
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Intelligent design of mixture proportions of manufactured sand concrete
202571· Manufactured sand (MS) is increasingly utilized in construction for its strong mechanical properties and low environmental impact. However, optimizing the mixtures of manufactured sand concrete (MSC) is complex due to the variability in MS properties and the need to balance multiple objectives, such as uniaxial compressive strength (UCS), CO 2 …
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Carbonation curing and long-term shrinkage performance of manufactured …
2025314· Using tunnel muck to produce manufactured sand is an optimal approach for its resource utilization. However, manufactured sand has characteristics such as angular particles, poor gradation, and high stone powder content, which lead to high cement demand and an increased risk of shrinkage cracking in concrete.
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