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A total of 4 class of cube specimen were prepared for this study, such as PC, CC1, CC2, and CC3, where PC denotes plain concrete with 0% replacement, CC1 denotes …
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This paper reviews in studying the properties of concrete using quarry dust (robo sand) as a partial replacement of natural fine aggregate and carbon black as a partial …
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As compressive strength is the main property of the concrete that is considered in design, we can replace natural sand with Robo sand completely in making concrete. 4.1.4 Flexural strength of …
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Title: Microsoft Word - z185 Improving Properties of Concrete Replacing Cement and Natural Sand with Metakolin and Robo Sand Author: admin Created Date
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fine aggregate. Robo sand is a product of crushed stone, here the stones are crushed into smaller granular size of river sand granules and washed to remove the fine rock dust to enhance the …
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Robo sand is one of the most used among such materials to replace river sand, which can be used as an alternative to fine aggregate in concrete. In the present investigation workability …
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The properties of cement are maintained when metakaolin is used as a 15% alternative. Results from the Compressive Strength Test (Using Robo sand and metakaolin in lieu of cement) …
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ROBO sand: ROBO sand or crusher dust obtained from local granite crushers was used in concrete to cast the cubes and cylinders. The bulk density of ROBO sand or crusher dust is …
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Usually the service life of pavement on weaker clayey subgrade is affected due to their high plasticity and compressibility behaviour. These soils possess low strength, CBR value and …
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Robo sand is nothing but a quarry dust gained from the production 10mm & 20 mm size coarse aggregate. These replacements combination will produce the better results than the control …
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Carbon black and robo sand/quarry dust plays an important role in enhancing the mechanical and durability properties of concrete. It has been also found out that it helps in making the concrete ...
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Sea sand and robo sand are the alternate material for exhausting river sand. Sea sand is very cheap in cost and easily available in coastal area but it contains alkali matter and impurities …
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ROBO sand is known to have better performance compared to conventional river sand and is cheaper than river sand, and cement which acts as the binding material ... Stone dust acquires …
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Slag (GGBS) and sand with the ROBO sand (crusher dust). The solid concrete cubes and cylinders are tried for compressive and split tensile strength. It is discovered that by …
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Robo sand Robo Sand is derived by crushing stones in a quarry to obtain the desired granular material. The sand used in concrete must have a proper gradation of 150 microns to 4.75 mm. …
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ROBO sand is the environmental-friendly solution that serves as a perfect substitute for the fast depleting and excessively mined river sand, which is so essential and percolating and storing …
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b) Fine Aggregate: Robo sand was procured from quarry and was replaced fully instead of river sand. Properties of ROBO Sand are shown in table 2. Table 2 Fine aggregate properties …
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Usage of robo of sand as the remedial measure to the river sand, robo sand will give the good results in terms fluidity and strength is nearly same to both up to some percentages [12]. The …
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available river sand of size less than 4.75 mm was used. The specific gravity of fine aggregate is 2.65, fineness modulus was found to be 2.7 as per IS 383:1970. 2.4 ROBO Sand and …
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Evaluating the Strength Gain and Structural Properties of Self-Compacting Concrete by Incorporating Robo Sand and GGBS (2) - Free download as PDF File (.pdf), Text File (.txt) or …
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properties of cement concrete. Results are compared with reference mix of 0% replacement of Natural sand by Robo sand.After 28 days, Compressive strength increase with increase of …
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Robo Sand (RB), derived from crushed rocks, and Glass Powder (GP), a byproduct of the glass manufacturing process, are two such alternatives that have gained attention due …
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Robosand is one among such materials to replace river sand, which can be used as an alternative fine aggregate in mortars and concrete. In this present research work, M20 and M30 grades of …
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Generally, river sand was used as fine aggregate for construction. Due to the continuous mining of sand from riverbed led to the depletion of river sand and it became a scarce material. Also, …
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IJRET20180710004 - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document summarizes an experimental study on the mechanical properties of concrete …
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In this present experimental study on concrete having grades of M25 and M35 are prepared by replacing natural sand by Robo sand. Concrete specimens were tested for evaluation of …
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ROBO sand is the environmentally friendly solution that serves as a perfect substitute for the fast depleting and excessively mined river sand, which is so essential for percolating and storing …
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Oct 14, 2012· Properties of River extural composition (% by weight)Coarse Sand (4.75 – 2.00 mm) 6.6Medium Coarse sand (2.00 – 0.425 mm) 73.6Fine sand (0.425 – 0.075 mm) 19.8Note: …
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Frequency effect on mechanical properties of calcareous sand … HN31 sand and Nakdong river sand are mainly composed of silica sand, while calcareous sand is a type of marine sand that …
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Fig. 2 Robo Sand Table 4: Physical Properties of Robo Sand 3.1 General Table 5: Chemical Composition of Robo sand (XRF) 6 M20 2.3 Coarse Aggregate Locally available coarse …
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Keywords: Artificial/Robo/M –SAND, Natural sand, cement, concrete, course aggregate, Physical Properties, Mechanical Properties, Curing, Compressive strength. INTRODUCTION Cement, …
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By substituting the fine particles with robo sand by percentages of weight, it is possible to assess the workability properties in terms of slump for M30 grades of concrete, i.e. (0 percent, 20 …
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International Journal of Trend in Scientific Research and Development (IJTSRD) Volume: 3 | Issue: 4 | May-Jun 2019 Available Online: e-ISSN: 2456 - 6470 @ IJTSRD | …
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PDF | On Jun 30, 2019, Jyoti Rani and others published Improving Properties of Concrete Replacing Cement and Natural Sand with Metakolin and Robo Sand | Find, read and cite all …
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Properties of robo sand used are as follows, Specific Gravity of Robo Sand = 2.84 As per IS 383-1970 the Robo Sand is classified under grading zone II. 3.6. Ground Granulated Blast Furnace …
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ii) The optimum replacement level of natural sand with robo sand iii) Comparison between Ordinary Concrete and robo sand concrete 4.1 Compressive strength In this section, the main …
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ROBO sand: ROBO sand or crusher dust obtained from l ocal granite crushers was used in concrete to cast the cubes and cylinders. The bulk density of ROB O sand or crusher …
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Table 5 Physical Properties of Marble sand S.No. Property Value 1 Specific Gravity 2.14 2 3Bulk Density (Kg/m ) 1680 3 Fineness Modulus 1.90 (Kg) 3.7 ROBO SAND Robo Sand is procured …
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