in this paper, a class of high performance concretes are prepared by using copper slag instead of sand as a fine aggregate, and their mechanical properties are tested. firstly, the high performance concrete specimens with different copper slag content and the steel fiber reinforced ones are individually prepared
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replacement with copper slag may result 20 higher strength to that of control concrete for 50 replacement. around 10 million tonnes of gbfs is currently being generated in the country from iron and steel industries. 2 silicomanganeseis smelted in electric or a blast furnace, the process creates ferromanganese and silicomanganese
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increase in fly ash content. therefore, it is recommended that 50 of copper slag can be used as replacement of sand and 18 fly ash can be used as replacement of cement in order to obtain high strength concrete. keywords high strength concrete, copper slag, fly ash. 1. introduction high strength concrete hsc is widely used in the
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good performance of copper slag as fine and coarse aggregates in normal concrete is the basis for researchers to evaluate its possible use in producing special concrete such as self-consolidating concrete shoya, 2003, high-performance concrete al-jabri et al, 22 and highstrength concrete - khanzadi, 2009
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durability tests on concrete containing copper slag as partial replacement of sand. in this report, m30 grade of concrete was designed and tests were conducted with different percentage of copper slag as fine aggregate in concrete
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copper slag can be used as a partial replacement for sand as fine aggregate in concrete up to 40 in pavement grade concrete with out any loss of cohesiveness and the compressive and flexural strength of such concretes is about 20 higher than that of conventional cement
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in this paper, a class of high performance concretes are prepared by using copper slag instead of sand as a fine aggregate, and their mechanical properties are tested. firstly, the high performance concrete specimens with different copper slag content and the steel fiber reinforced ones are individually prepared
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hi copper slag is used in high performance concrete. by using the copper slag in concrete as the partial replacement for fine aggregate i.e., sand , the
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replacement of sand on the properties of high performance concrete hpc. eight concrete mixtures were prepared with different proportions of copper slag
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idea is to use copper slag as replacement of fine aggregate.due to several costs of labours for compaction we can go to self compacting concrete. self compacting concrete is one of the high performance concrete which had an enormous growth in the construction industry in the recent years
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the utilization of solid waste is the challenge for the civil and environmental engineers to utilize the waste from different industry to excel the sustainable development, and in the same time, it is matching with the cost concern of the present materials. copper slag is a by-product obtained during smelting and refining of copper. the waste copper slag can be used as abrasive tools, road
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the replacement of granulated copper slag for sand concrete. performance of copper slag and ferrous slag as partial replacement characteristics of conventional concrete and slag concrete such as
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concrete mixtures will increase as copper slag content increases. this will lead to an increase in the workability of concrete mixtures containing high copper slag percentages fig. 3.3 copper slag table -3.3 chemical composition and physical properties of ordinary portland cement opc, copper slag cs and sand component opc cs sand
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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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performance of copper slag on strength m25 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to 100 in concrete. the obtained results were compared with those of control concrete made with ordinary contractors may also use copper slag in place of sand during concrete
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the replacement ratio of copper slag to fine sand about 35, but the flexural strength decreases with increasing copper slag replacement ratio, while for steel fiber reinforced high performance concrete, when the copper slag replacement ratio is about 40, the concrete has a relatively high compressive strength, flexural strength and toughness
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this research study was conducted to investigate the performance of high strength concrete hsc made with copper slag as a fine aggregate at constant workability and to study the effect of superplasticizer addition on the properties of hsc made with copper slag
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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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concrete which contains various forms of copper slag will have good performance when compared with ordinary portland cement which is having normal strength and even higher strength. al-jabri 2009 studied th e effect of replacement of copper slag with sand on the mechanical properties of high performance concrete hpc
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seen that the optimum content of copper slag is 40 beyond which the strength starts decreasing. patil et al. 2016, this work investigates the effect of copper slag as sand replacement in concrete. this paper presents the experimental results of concrete with partial replacement sand by copper slag to
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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
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copper slag as sand replacement in india - alsds.eu. at present about 33 million tonnes of copper slag is generating annually worldwide among that india contributing 6 to 6.5 million tonnes. 50 copper slag can be used as replacement of natural sand in to obtain mortar and concrete with required performance, strength and durability
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copper slag in concrete. at present about 33 million tonnes of copper slag is generating annually worldwide among that india contributing 6 to 6.5 million tonnes. 50 copper slag can be used as replacement of natural sand in to obtain mortar and concrete with required performance, strength and durability. khalifa s. al-jabri et al 2011
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chapter 1 introduction 1.1 general generally improved with the increase in amounts of copper slag used as a sand replacement upto 20, compared with the control concrete, beyond which the 2010 also investigated the mechanical properties of high strength concrete incorporating copper slag as a fine aggregate. the results indicated that
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al-jabri ks, hisada m, al-oraimi sk, al-saidy ah 2009a, copper slag as sand replacement for high performance concrete. cement and concrete composites 31483-488. al-jabri ks, hisada m, al-saidy ah, al-oraimi sk 2009b, performance of high strength concrete made with copper slag as fine aggregate. construction and building materials 232132
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harmful elements like copper and iron present in slag. the percentage replacement of sand by granulated copper slag were 0, 5, 10, 15, 20, 30, 40 and 50. the compressive strength and split tensile strength will increase. keywords high performance concrete, copper slag, waste
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