Abstract Manufactured sand is one of the effective ways to alleviate the extreme shortage of natural sand in the construction industry. This paper uses granite and limestone manufactured sand to study the effect of high fines content on the durability of high-strength manufactured sand concrete, and analyzes its influence mechanism by combining macro and micro test methods. …
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113· Based on this, this paper calculates the life cycle of manufactured sand concrete, compares it with concrete configured with natural sand, establishes an effective carbon emission calculation model, and finally proposes an efficient carbon emission reduction scheme.
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The durability of manufactured sand concrete refers to the ability of manufactured sand concrete to maintain its performance under the action of various environmental factors. Under normal circumstances, various buildings and infrastructures built with manufactured sand concrete are permanent. Once an accident occurs, it will increase the difficulty of project reconstruction, …
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2025526· Construction sand comes in two main varieties, namely natural and manufactured. While natural deposits have historically supplied most …
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20241221· Abstract As the demand for high-quality concrete in the construction industry increases, mechanically produced sand, which is a substitute for natural sand, has received widespread attention due to its abundant resources and environmental friendliness. This review aims to explore the engineering properties (such as particle shape, gradation, and fines …
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20241227· The aim of this paper is to propose a mix design methodology for concrete with manufactured sand (CMS), considering both the desired compressive stren…
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The durability of manufactured sand concrete refers to the ability of manufactured sand concrete to maintain its performance under the action of various environmental factors. Under normal circumstances, various buildings and infrastructures built with manufactured sand concrete are permanent. Once an accident occurs, it will increase the difficulty of project reconstruction, …
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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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2025227· This study employed limestone powder (LS), dolomite powder (DM), basalt powder (BS), and granite powder (GN) in certain proportions to replace fly ash (FA) to prepare manufactured sand high-strength concrete (MSHSC). The influences of different parent rock stone powders on the fluidity, water absorption, apparent porosity, compressive strength, and …
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201951· Abstract In this paper, a type of typical locally available manufactured sand (MS) was utilized, and its effect on the properties of Ultra-High Performance Concrete (UHPC) were studied, based on physical and chemical points of views.
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2025711· This study systematically explores the rheological properties and printability of 3D printed manufactured sand concrete (3DPMSC), aiming to optimize the use of manufactured sand in 3D printed concrete (3DPC). The effects of water-binder ratio (W/B), superplasticizer (PCE) dosage, and cellulose ether (HPMC) content on the yield stress, plastic viscosity, and …
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2025314· Using manufactured sand (M-sand) as a replacement of natural sand is beneficial both environmentally and economically. However, apart from basic requirements like that for concrete using natural sand, mix design of manufactured sand concrete (MSC) needs to take more factors into consideration and requires more efficient optimization due to
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202443· Due to the impact of economic and social development on the environment, there is an increasing demand for manufactured sand to replace …
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2025610· The depletion of natural sand and the limited investigation into manufactured sand (M-sand) as fine aggregate replacement in high-strength concrete (HSC) present key challenges for sustainable construction.
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20241012· The usage of manufactured sand concrete is widespread in modern engineering, and it is important to study its performance to improve …
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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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20241221· Abstract As the demand for high-quality concrete in the construction industry increases, mechanically produced sand, which is a substitute for natural sand, has received widespread attention due to its abundant resources and environmental friendliness. This review aims to explore the engineering properties (such as particle shape, gradation, and fines …
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2025526· Construction sand comes in two main varieties, namely natural and manufactured. While natural deposits have historically supplied most …
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Manufactured Concrete Sand High-quality concrete relies on sand for extra strength and durability, making it crucial to successful construction projects. …
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The full form of M Sand is Manufactured sand also known as crushed sand or manufactured fine aggregate. It is a substitute for river sand for construction …
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20241226· In recent years, research on self-compacting concrete (SCC) has gradually shifted towards high-strength development, while high-strength …
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2025423· Rapid urbanization has led to an increasing demand for construction materials, resulting in a critical shortage of natural river sand (RS) and rising costs. Excessive RS mining disrupts ecosystems, causing habitat destruction and changes in river flow. This study investigates Deccan Basalt manufactured sand (DBMS) as a sustainable alternative in …
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2024415· In this study, glass fibre was added to manufactured sand concrete to improve its mechanical properties and determine the optimum content of manufactured sand and glass fibre.
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2025210· River sand supplies are decreasing due to overexploitation and illicit sand mining. One ton of Portland cement production (the main binder in concrete) emits about one ton of carbon dioxide into
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20241229· C50 manufactured sand concrete requires good workability and strength, and economic efficiency and carbon emissions also need to be …
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