The use of copper slag as a pozzolanic material for a partial substitute for ordinary Portland cement and its effects on the hydration reactions and properties of mortar and concrete have been reported in several publications (Al-Jabri et al., 2006, Taha et al., 2007, Malhotra, 1993, Tixier et al., 1997, Ariño and Mobasher, 1999, Douglas and …
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A research was performed to generate specific experimental data on the potential use of copper slag (CS) and ferrous slag (FS) as sand replacement in concrete. The cement used in this...
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The substitution of normal assets in the produce of cement furthermore, sand is the present issue in the present. development situation. Utilization of Copper slag and GGBS does decrease the cost ...
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applicability of copper slag as a substitute for sand of sand compaction pile method The strength of composite ground was compared and analyzed by monitoring the stress and ground settlement of clay, sand compaction pile and copper slag compaction pile 1 1. Ke Ru Wu et al aggregate concrete. copper slag.
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By replacing 40% of copper slag with sand in M 60 grade concrete, the maximum modulus of elasticity value of 46.62x10 3 N/mm 2 was achieved. The elasticity modulus value exceeds 41.20x10 3 N/mm 2 after the intensity has been progressively …
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Results have shown that replacing sand with copper slag waste in lightweight concrete does not negatively affect their strength but may slightly increase their porosity. View full-text Article
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• Replacement of copper slag increases the self weight of concrete specimens to the maximum of 15 to 25%. • 25% addition of copper slag as fine aggregate in concrete gives more strength compare to 30% …
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The obtained results were compared with those of control concrete made with ordinary Portland cement and sand shows that the Maximum Compressive strength of concrete increased by 55% at 40% replacement of fine aggregate by copper slag, and up to 75%replacement, concrete gain more strength than control mix concrete strength.
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materials for concrete to fulfill the role of sand to achieve desired strength. Copper slag is a by-product obtained during smelting and refining of copper, many researchers have already found its potential to use copper slag as natural sand substitute. Copper slag has similar particle size characteristics seemingly to that of sand.
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Replacing Sand b y Copper Slag ... and sand with Copper Slag. The cement has been replaced by GGBS accordingly in the range of 0% (without GGBS), 5%, 10%, 15%, and 20% by weight of …
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Copper slag, a readily available waste material from shipyards in Singapore, is a possible replacement material for a portion of the natural sand in concrete mixtures, …
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Ultra-High Performance Concrete (UHPC) was hindered by the use of non-renewable quartz sand, so there was a need to find a new sustainable material to …
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Copper slag and ferrous slag are alternatives that have been considered for replacing sand in concrete. The objective of this study is to evaluate the technical feasibility of …
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Natural sand replaced with copper slag with four different percentage and correlation coefficients between mechanical properties of copper slag concrete were also evaluated. Physical properties of ...
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Nevertheless, worse results were obtained when replacing 80% of the slag, and in the first days of setting, the strength of the reference concrete was not reached. ... Fine Sand 0–2 mm Sand 0–4 mm Gravel 4–16 mm; MPC: 0.5: 300 kg/m ... Taha R., Al-Hashmi A., Al-Harthy A. Effect of copper slag and cement by-pass dust addition on …
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When treated with micro-organisms, the test results revealed that replacing 50% to 75% of the sand with copper slag produced concrete with superior mechanical …
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Experimental investigations are carried out by replacing sand with copper slag in content of 10%, 20%, 30%, 40%, 50%, 60% and keeping all other ingredients constant.
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Moreover, generally the sand can be replaced till 50-60% by copper slag in concrete. 4. The replacement of sand by copper slag in concrete increases the compressive strength by 35-40%, split tensile strength by 30-35%. Replacement of sand by copper slag beyond 40-50% leads to decrease strength of concrete.
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Copper slag can be used as an alternative to natural sand in concrete. When Copper slag is replaced with equivalent weight because of the fact more mortar is there to surround …
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Various types of mixes were prepared for concrete by replacing river sand with different percentages of crushed stone aggregate, copper slag, and ferrous slag. Destructive and non-destructive tests were conducted for the prepared specimens, and the results obtained were found satisfactory for mix type M 3 .
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International Journal of Engineering Research & Science(IJOER) [Vol-1, Issue-4, July- 2015] Evaluation on Accelerated Corrosion Properties of the Concrete Produced by Replacing Sand by Copper Slag Vishwa B Tipashetti1, Shreepad Desai2 1 P.G. Student, M. Tech (Structural Engg.), Civil Engineering Department, Government Engineering …
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According to Rajeeth et al. the study, the digressive value of fresh concrete increases as the proportion of copper slag in concrete decreases. According to the study, concrete made using 40% copper slag instead of M-sand (manufactured sand) had the highest compressive strength, which was around 10% greater than concrete made with …
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For this research work, M20 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to 60%, cement of 0 to 20% in concrete.
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Replacing river sand with granulated copper slag in cement . Anbarasan, uthaya Banu . Asst prof, MIDAS, MARG Swarnabhoomi, [email protected] Head, Dept of civil engg, DMI Engg College, banu.udaya28@gmail . Abstract— Copper Slag is generated as a by-product material during production of copper metal from its ore. …
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The objective of this investigation is to produce concrete by replacing fine aggregate and coarse aggregate with copper slag and steel slag. After 7, 28 and 56 curing days, the mechanical properties of the various proportions were found and an analogy was drawn with conventional concrete.
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Results indicated that replacing fine aggregate with copper slag up to showed no strength reduction. Increasing the molarity of the NaOH solution to 16M led to an increased strength of about 35% …
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The present work investigates copper slag as a substitute for river sand in high-strength concrete. The concrete mixtures were manufactured with 10%, 30%, 50%, 70%, and of copper slag to evaluate the mechanical and durability properties. The experimental results indicate that replacing copper slag above 50% affects the …
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Hence in the current study an attempt has been made to minimize the cost of cement and sand with concrete mix grade M25 by studying the mechanical behavior of these concrete mixes by partial replacing with advanced mineral admixture such as Copper slag in concrete mixes as partial replacement of cement and sand.
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This paper reports the results of an experimental study on the high performance concrete made with copper slag as fine aggregate. The percentage of Copper Slag(CS) added by weight in a range viz. 0, 25, 50, 75 and as a replacement of sand used in concrete and cement was replaced with 15% Metakaolin.
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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 …
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partial replacing the sand 0% to 40% with Copper Slag and the cement 0% to 20% with GGBS compared with controlled concrete and plotting the corresponding graphs separately in another phase.
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Also Table 2 shows that there is general slight increase in the density of high performance concrete with the increase of copper slag quantity. The density of concrete was increased by almost 5%. This is mainly due to the higher specific gravity of copper slag which was 3.4 compared with sand which has a specific gravity of 2.77. 4.3.
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Studies have shown that replacing river sand with copper slag in concrete mixes can increase workability and density, with the highest compressive strength obtained when 50% of the sand was replaced. However, very high copper slag content (over 60%) can lead to decreased performance compared to standard concrete.
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The main objective of the present study is to determine the compressive strength of concrete cubes by partially replacing sand by copper slag. M30 Grade concrete cubes were casted for varying percentage of copper slag replacement to determine compressive strength after curing of 7 days and 28 days and for evaluating …
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Abstract: This work focuses on the use of copper slag, as a partial replacement of sand for use in cement concrete and building construction. Cement mortar mixtures prepared …
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