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Here the fine aggregate partially replaced with copper slag in concrete with 5%, 10%, 15% & 20% by weight of fine aggregates Mix design was prepared for M-25grade of concrete by replacement of copper slag as fine aggregate. We can reduce the digging of river sand which effects the hydraulic structure stability and as well as we can reduce the ...
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Copper slag is a by-product created during the coppersmeltingand refining process. As refineries draw metal out of copper ore, they produce a large volume of non-metallic dust, soot, and rock. Collectively, these materials make up slag, which can be used for a surprising number of applications in the building and industrial fields.
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mixes with copper slag gave concrete with adequate properties, with the optimal sand replacements by water-cooled copper slag overall being in the region of 30-60%. Based on the results water-cooled copper slag can be considered to be a suitable candidate for the partial replacement of fine aggregate in concrete.
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Most of the studies observed that up to 15% by using the weight of copper slag as Portland cement replacement improves in stress due to declining capillary porosity related to hydrated lime and 40-50% and 40-60% (by weight of sand) of copper slag can be used as a substitute for fine aggregates and coarse combination concrete is improvement ...
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concrete, and placed in sand perform far better than concrete. Before the paver was made from concrete, either real stone or a clay product was used. The first concrete pavers were shaped just like a , 4" by 8" (10 cm x 20 cm) and they were called Holland Stones and still are today. These units turned out to be
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Various studies have been conducted to reduce effect on environment, using byproducts like copper slag as partial replacement of fine aggregate is one of the best method in reducing the impacts. Different researchers have also revealed numerous uses of copper slag as a replacing agent in determining the strength of concrete.
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replacement material for aggregates in concrete. Thus, copper slag possesses similar properties that of the sand. Using copper slag as a replacement of aggregate reduces the concrete production cost to a great extent. Silica present in the copper slag varies from 25% to 30% which is the main constituent present in natural aggregate used
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Copper slag is an industrial by-product material produced from the process of manufacturing copper.. Specific Gravity of Copper Slag is 3.95. TABLE NO. 2.2 S/NO. Physical property Copper Slag 1 Particle Size Irregular 2 Appearance Black & Glassy Specific Gravity 3.95 4 Fineness Modulus 4.5 5 Water Absorption 0.85
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The optimum level of replacement of copper slag is found to be 40% and the results are better than that of control mix. Keywords:Copper Slag Concrete, Compressive Strength, Split Tensile Strength, Flexural Strength, Flexural Behaviour 1. Introduction 1All over the world rapid growth is being witnessed in construction industry in many countries.
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3) Vast quantities of copper slag are produced from manufacturing of copper.In our project we are using the copper slag by replacing natural fine aggregate at different percentage like (0%, 20%, 40%, 60%, 80%, and 100%). B. Objective of the Investigation 1) The use of copper slag in the concrete as a replacement
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The fresh concrete properties of various mixes were studied and collected. Then, the concrete is casted as cubes and cylinders and tested for its strength behavior. The flow properties of copper slag-replaced mix were within stipulated guideline values by EFNARC, and early age strength attainment gets affected by the replacement of copper slag.
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In this study is to determine the Mechanical properties of Self-Compacting Concrete by partially replacing GGBFS as cementatious material and Natural River Sand with Copper slag in different...
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• Copper slag is the replacement of fine aggregate. Replacement of copper slag can be done up to 40% but optimum strength can be achieved at 30% replacement. Use of copper slag increases the mass density of the concrete. • The use of eggshell powder can be found optimum at 15%. It can be replaced by up to 20%.
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quality of the washed copper slag containing concrete would be suggested at the end of this project. 1.1 Copper Slag as a Sand Replacement:- Copper Slag as a Sand Replacement can be used due to the following reasons: It has a high Compressive strength which is equal to that of Fine Aggregate with similar diameter.
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The percentage of copper slag used for replacement of river sand are 0%, 10%, 20%, 30%, 40%, 50%. Cement sand mortar joint thickness of 10 and 15mm. Plaster ability of use of copper slag for partial replacement material for river sand. Use of copper slag as replacement material for river sand in cement concrete.
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Abstract— This paper investigates the technical feasibility of using copper slag as a replacement of fine aggregate in concrete. For this research work, m30 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to 100% in concrete.
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In This paper we have experimented and investigate the effect of copper slag by replacing it with the fine aggregates and studied the properties of concrete. For the experiment we have prepared five mix designs with different proportions of copper slag ranging from 0% (for the control mix) to 35% and 100%.
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The test results indicate that compressive strength of concrete increased by 55% at 40% replacement of fine aggregate by copper slag. It was observed that flexural strength at 28 days is higher...
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The present study encouraged the use of industrial by-product or waste copper slag as replacement material of fine aggregates in concrete. Mix proportion has to be done for M25 grade of concrete with water cement ratio 0.50. The fine aggregate is replaced with copper slag in proportions of 0%, 20%, 30%, 40%, 50%, 60%, 80%, and 100%.
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Fig. 2.28: Compressive strength development of concretes containing copper slag sand with different water to cement ratios ..... 54 Fig. 2.29: Resistance of sulphate attack of concrete using copper slag judged by (a)
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Study of concrete containing washed copper slag: Authors: Ong, Boon Seng. ... Another option of reusing copper slag is by using it as a partial replacement of concrete, it will be possible to reuse a waste by-product material beneficially. ... Adobe PDF: View/Open: Page view(s) 5 1,203 Updated on Jun 2, 2022 Download(s) 5 ...
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B. A. Naganur, Effect of copper slag as a partial replacement fine aggregate on the performance of cement concrete '. Int. J. Res. (IJR), 1(8), (2014). Google Scholar; 41. D. A. Rose, The effect of copper slag on strength and durability performance partially replaces the fine Ag- Gregate in concrete.
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Compare the strength in 40% replacement of copper slag at 7, 28, and 60 days. M. V. Patil, Y.D.Patil [3] investigated on Effects of copper slag as sand replacement in concrete, for this research work, M30 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to 100% in concrete. Mr.
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The obtained results showed that the strength and some other tested properties of concretes with copper slag as sand replacement were similar or even better than that of the control mixtures. PDF Share. Back To Abstract ... Performance of high strength concrete made with copper slag as a fine aggregate. Construction and Building Materials, 23 ...
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The M25 grade concrete was prepared with copper slag as a replacement of fine aggregate in various proportions i.e. 20,30,40,50,60&70% by hand75micronmixing then casted cubes are then unmolded and was cured for 7days and 28days. 5. Fig -2: Specimen Preparation 4. TESTING OF MATERIAL # SLUMP CONE TEST-
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slag. Copper slag is one of the materials that are considered as a waste which could have a promising future in construction industry as partial or full substitute of aggregates. In this paper, an experiment was conducted to investigate the compressive strength properties of concrete having copper slag as a partial replacement of sand.
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the workability and strength of concrete, and when the replacement rate of copper slag was more than 80%, it might be due to the formation of ettringite that led to the strength reduction. Li [3] and Zong [7] suggested that the mechanical properties and durability of copper slag concrete are similar to those of concrete containing conventional ...
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The focus of this project work is on the used to partially replace cement in concrete, the amount of utilisation of cementitious materials such as, Ground cement used is reduced, carbon dioxide (CO2) emissions are Granulated Blast Furnace slag (GGBS) with various reduced, existing resources are conserved, and concrete percentages of 10%, 20% ...
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Another option of reusing copper slag is by using it as a partial replacement of concrete, it will be possible to reuse a waste by-product material beneficially. Large amounts of copper slag can be utilized by using it as fine and coarse aggregates in concrete because more than 75% volume of concrete is occupied by aggregates.
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In this research, the use of copper slag as a replacement for fine aggregate is investigated. Three slender reinforced concrete columns of 150x150x2500mm were tested for monotonic axial compression load until failure. The concrete mix included ordinary Portland cement, fine aggregate, 10mm coarse aggregate and copper slag.
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This paper monitors the variation increase of compressive on partially replacement of copper slag with fine aggregate, the study ... Eluozo SN, Amanamba EC. Modeling Compressive Strength on Mechanical Properties of Concrete Influenced by Partial Replacement of Fine Aggregate with Copper Slag. Mod App Matrl Sci 3(4)- 2021. MAMS.MS.ID.000169. DOI ...
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Brinda. D et al [4] investigated on various corrosion and durability tests on concrete containing copper slag as partial replacement of sand and cement. In this paper, M50 grade concrete was used and the tests were conducted for various proportions of copper slag replacement with sand of 0% to 60%, cement 0% to 20% and combination.
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Copper slag (CPS) is a metallurgical waste product that is created through the matte smelting of copper metal. CPS is an industrial waste substance that is formed as a by-product of the copper production process. It is a smooth and glassy by-product of the matte smelting and refining phases involved in the pyrometallurgical removal of copper.
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Copper slag can be used in concrete production as a partial replacement for sand. Copper slag is used as a building material, formed into blocks. Such use was common in areas where smelting was done, including St Helens and Cornwall [2] in England.
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Copper slag as sand replacement The use of copper slag as sand substitution improves the strength and durability characteristics of high strength concrete up to 50% replacement level (Al-Jabri et al., 2009), increased the compressive and flexural strength of pavement grade concretes 20% higher than conventional
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Abstract: Copper slag is a by-product obtained during matte smelting and refining of copper. This work reports an experimental procedure to investigate the effect of using CS as partial replacement of sand. Six series of concrete mixtures were prepared with different proportions of CS ranging from 0% to 100%.
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a study on characteristic of concrete with the presence of copper slag and steel fiber. Home; Education; A Study on Characteristic of Concrete with the Presence of Copper Slag and Steel Fiber; Match case Limit results 1 per page. Click here to load reader. Post on 25-Nov-2020. 1 views. Category: Education. 0 download. Report. Download; Facebook.
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Abstract: This research studies the use of waste copper slag as a cement replacement in high-performance concrete (HPC). To obtain two level of fineness, the copper slag was milled using a ball mill. A mixture was prepared with different percentages of copper slag ranging from 0% to 40% in steps of 10%. To obtain the
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The surface water absorption of concrete was reduced up to 40% copper slag replacement for sand. Mixtures with 80% and 100% copper slag replacement gave the lowest compressive strength value of approximately 80Mpa,which was almost 16% lower than the strength of the control mix. II. NEED FOR THE RESEARCH
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of the greatest potential applications for reusing copper slag is in concrete production Concrete, is the most versatile construction material. Al-Jabri et al (2009, 2011) investigated the performance of high strength concrete made with copper slag as a replacement for fine aggregate at constant workability and studied the effect of super
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