2021年8月27日 The images of Control concrete, Besai stone dust concrete, Nowshera stone dust concrete, and Dara stone concrete are shown in figure 23 (1–4). Considerable
Charlar en Línea2020年1月1日 A control concrete mix was proportioned using natural aggregates and the OPC 43-grade cement that is without the addition of stone dust and silica fume for
Charlar en Línea2018年1月1日 The Narmada River sand is used as NS. (ii) Crushed Stone dust is a fine material formed during the process of conversion of rock into aggregate and has particle
Charlar en Línea2020年12月1日 The concrete mix is compacted into a mould in the shape of a frustum of a cone. After removing the mould, the slump of the concrete mix cone is a measure of its
Charlar en Línea2022年1月20日 The present research's aim is to find out the optimum percentage of stone dust while designing a mix of an M20 grade of concrete .The sand is replaced by stone
Charlar en Línea2020年4月17日 Abstract. The aim of this study is to analyze the probability of using crushed stone dust as a substitute of fine aggregate (i.e. River Sand) in concrete at 3
Charlar en Líneacement particles to enhance the workability of concrete mix. 7) Mix Design of the Referral Concrete - M-25 grade of concrete conforming to IS:10262-2009 guidelines was
Charlar en Línea2020年6月2日 For M20 grade, 25% is the optimum percentage of stone dust mix with the concrete. 30% of stone dust requires relative high cement content. If 50% replacement of
Charlar en LíneaTheir system poured dry concrete mix up to four inches thick. Stone dust was spread on top of the dry mix and smoothed out. Water was then sprinkled several
Charlar en Línea2020年11月30日 III. CONCRETE MIX DESIGN TRIAL WITH TESTING PROCEDURE Total 8 nos. of trial mix have been conducted from the various crushers and seventh
Charlar en Línea2020年1月1日 A control concrete mix was proportioned using natural aggregates and the OPC 43-grade cement that is without the addition of stone dust and silica fume for comparison purpose. First, the binary mixes were prepared by replacing fine aggregates with stone dust to optimize fine aggregates replacement.
Charlar en Línea2023年3月24日 The concrete's properties in terms of compressive strength in the presence of crushed stone dust (SD), a solid waste, are highlighted in Fig. 5. Stone dust was used in the cement concrete mixes to increase their strength. The nominal mix obtained a strength of 21.62, 28.22, 32.38, and 35.82 MPa at 7, 14, 28, and 56 days.
Charlar en Línea2022年3月1日 Stone dust is such a promising waste to be mentioned with high specific gravity, almost similar particle sizes that make it potential for use as fine aggregate in concrete (Reddy et al., 2015).However, stone dust has little lower value of fineness modulus compared to natural sand (Suman and Srivastava, 2015).Worldwide, stone businesses
Charlar en Línea2020年12月1日 The concrete mix is compacted into a mould in the shape of a frustum of a cone. After removing the mould, the slump of the concrete mix cone is a measure of its consistency.-Compressive strength: determined on cubic specimens [19]. The concrete was formed in two layers and compacted on a vibrating table.
Charlar en Línea2022年1月1日 For both of the experiments, concrete mix of ratio 1:1.5:3 proportion and grade M20 by volume with a water cement ratio (W/C) of 0.5. The data was recorded after the 7th day and 28th day of curing. ... Effects of crushed stone dust on some properties of concrete. Cem. Concr. Res., 26 (7) (1996), pp. 1121-1130. View PDF View article View in ...
Charlar en Línea2021年1月1日 In the study, a mix of M30 grade concrete was used and designed as per the guidelines of IS 10,262 2009 [33]. 10, 20, 30, and 40% of fine aggregates were replaced with crushed limestone dust in the concrete mix.Water-cement ratio and content of cement were kept constant (0.462 and 430 kg/m 3 respectively) in the study. Coarse aggregates
Charlar en Línea2022年1月20日 The present research's aim is to find out the optimum percentage of stone dust while designing a mix of an M20 grade of concrete .The sand is replaced by stone dust by 10%, 15% and 20%.
Charlar en Línea2015年10月1日 Test result indicates that, compressive strength of specimen mix with 35% of sand replacing stone dust and 3% of cement replacing stone dust increases 21.33% and 22.76% respectively than the ...
Charlar en Línea2020年11月6日 Water For the preparation of the concrete mix and curing purposes, clean and potable water free from the harmful substances like organic matter, oil, acids as per code IS 456-2000, was used. Superplastizer Master Rheobuild 817 RL was used as superplastizer in concrete mixes preparation. 2.2 Design Mix Proportions (DMP). The
Charlar en Líneacement particles to enhance the workability of concrete mix. 7) Mix Design of the Referral Concrete - M-25 grade of concrete conforming to IS:10262-2009 guidelines was
Charlar en Línea2020年1月1日 A control concrete mix was proportioned using natural aggregates and the OPC 43-grade cement that is without the addition of stone dust and silica fume for comparison purpose. First, the binary mixes were prepared by replacing fine aggregates with stone dust to optimize fine aggregates replacement.
Charlar en Línea2023年3月24日 The concrete's properties in terms of compressive strength in the presence of crushed stone dust (SD), a solid waste, are highlighted in Fig. 5. Stone dust was used in the cement concrete mixes to increase their strength. The nominal mix obtained a strength of 21.62, 28.22, 32.38, and 35.82 MPa at 7, 14, 28, and 56 days.
Charlar en Línea2022年3月1日 Stone dust is such a promising waste to be mentioned with high specific gravity, almost similar particle sizes that make it potential for use as fine aggregate in concrete (Reddy et al., 2015).However, stone dust has little lower value of fineness modulus compared to natural sand (Suman and Srivastava, 2015).Worldwide, stone businesses
Charlar en Línea2020年12月1日 The concrete mix is compacted into a mould in the shape of a frustum of a cone. After removing the mould, the slump of the concrete mix cone is a measure of its consistency.-Compressive strength: determined on cubic specimens [19]. The concrete was formed in two layers and compacted on a vibrating table.
Charlar en Línea2022年1月1日 For both of the experiments, concrete mix of ratio 1:1.5:3 proportion and grade M20 by volume with a water cement ratio (W/C) of 0.5. The data was recorded after the 7th day and 28th day of curing. ... Effects of crushed stone dust on some properties of concrete. Cem. Concr. Res., 26 (7) (1996), pp. 1121-1130. View PDF View article View in ...
Charlar en Línea2020年11月6日 Water For the preparation of the concrete mix and curing purposes, clean and potable water free from the harmful substances like organic matter, oil, acids as per code IS 456-2000, was used. Superplastizer Master Rheobuild 817 RL was used as superplastizer in concrete mixes preparation. 2.2 Design Mix Proportions (DMP). The
Charlar en Línea2016年7月28日 Cement was replaced with stone dust in percentage of 3, 5, and 7 percent. ... 150 mm. Specific gravity of sand and quarry dust of 2.62 and 2.70 for Zone II classified type is obtained. 53 grade cement is used for the mix. Curing was done by conventional moist curing for the concrete mix. Compression testing machine of 2000 KN capacity was
Charlar en Línea2015年4月30日 replacement level of stone dust casted on 1 - 1.5% dose of super plasticizer with slump vale of 25 – which can be maintained by extra dose of 35 mm. Finally it can be stated that the stone dust is to be used in concrete with partially or fully replacement of fine aggregate. TABLE 4. Concrete % of Stone Dust ) - - Strength
Charlar en Línea2021年4月1日 Control mix consists of 0% replacement of cement with Ba and 0% replacement of fine aggregates with stone dust (0Ba0Sd) and other five mixes with 10% Ba replacement and varying the percentage of Sd 10%, 20%, 30%, 40% and 50% in order to get optimum level. Fine aggregates were partially replaced by Sd.
Charlar en Línea2021年8月10日 D. Stone dust Grey colour stone dust was collected from local stone crushing units of Bharatpur, Rewa road, Uttar Pradesh. It was initially dry in condition and thoroughly retained on IS 150 μ sieve before preparation of mix. The sieve analysis of the stone dust is shown in table V. TABLE V: SIEVE ANALYSIS OF STONE DUST IS Sieve
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