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Copper Slag (CS) used as fine aggregate in alkali activated slag concrete (AASC). • The use of CS does not have any adverse effects on strength performance of AASCs. • Durability properties of AASCs with CS showed similar performance as that of sand. • AASCs with CS contribute to several environmental and …
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The review encompasses an overview of the design of copper slag mixes, a brief analysis of its utilisation in concrete, and an examination of the key factors that …
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2.3.. Copper slagCopper slag used in this work was brought from Oman Mining Company, which produces an annual average of 60,000 tons. In preparation of cement mortars, the sand and copper slag particles used were those passing 850 μm and retained on 600 μm according to OS26-1981 [14].The copper slag was ground in the …
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The negative impact of dune sand on strength and durability was due to poor grading and fineness, which restricts the complete () substation of dune sand. ... used copper slag for replacement ...
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study aims at use of induction furnace slag as an alternative for fine aggregate. III. MATERIAL CHARACTERISATION 4.1 Aggregates The fine aggregate used for the study is manufactured sand. The coarse aggregates were of 12mm and 20mm size. Tests were carried out on fine aggregate and coarse aggregate in-order to obtain their physical …
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Copper Slag:-Copper Slag is a industrial waste obtained from smelting and refining process of Copper from Strelite Industry. The Copper Slag is a black glassy particle and granular in nature and has a similar particle size range like sand. In this project, Copper Slag is use in replacement of Fine Aggregate in various percentages. The
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Kayathri in 2014 [8] carried out an experimental investigation to evaluate the possibility of using copper slag, fly ash and granite Powder as partial replacement in fine aggregate. Fine aggregate ...
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Figure 2 shows the grading limits for both the fine aggregates which are similar to zone III sand and the grading of copper slag can be termed as continuous grading. Figure 3 …
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were 41.53 N/mm2, 3.86 N/mm2 and 5.42 N/mm2 for 40% replacement of fine aggregate by copper slag as compared to control mixture. The ultrasonic pulse velocity test indicated the excellent quality of concrete ... is river sand conforming to grading zone II Table 1 of IS 383 were procured from local river in Maharashtra. [10] The coarse
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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 open land fill and environmental pollution with copper slag usage it in concrete. ... 1987. 2) Fine aggregate: Locally available river sand conforming to Grading zone II of IS ...
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The laboratory test results showed that the compressive strength of PQC 7 and 28 days was not affected by inclusion of any content of copper slag as fine aggregate in the concrete mixture.
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Both copper slag and quartz can effectively replace fine aggregate in concrete, leading to improved compressive and split tensile strengths. The maximum strength was typically achieved at the 0.50% …
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replacement for fine aggregate in geopolymer concrete. The main objective of this paper is to compare the strength and durability of geopolymer concrete with and without copper slag as fine aggregate. II. Experimental Program 2.1 Materials For geopolymer concrete siliceous pulverized fly ash obtained from Hi-Tech private limited, Tuiticorin,
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Production and Properties of Copper Slag. Ravindra K. Dhir OBE, ... Chao Qun Lye, in Sustainable Construction Materials: Copper Slag, 2017. 3.4.3 Fineness Modulus. The significance of fineness modulus (FM) is in specifying the proportions of fine and coarse aggregates when designing concrete mixes. The higher the value of FM, the coarser …
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The current paper examines the laboratory testing of various concrete mixes (Mix 20, Mix 40, and Mix 60) containing copper slag waste as a partial replacement for fine aggregate (0% to ). The fresh properties and mechanical properties of the …
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Grading of Fine Aggregates - US. The fineness modulus must be between 2.30 and 3.10 to meet the requirements of US standard ASTM C33. This effectively sets grading limits for fine aggregates. The grading zone of fine aggregates is limited to those with a finenesss modulus of between 2.30 and 3.10.
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Replacement of 40-50% of fine aggregates by copper slag in common concrete provides similar characteristics in both cases [6,9], namely the workability, compressive strength, flexural strength and ...
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(2017) conducted a meta-analysis of the published literature on the use of copper slag as fine aggregate in concrete and studied the effects on consistence, strength, deformation resistance, permeation, durability, setting time and bleeding rate of concrete. ... The grading pattern of copper slag was determined by sieve tests and the sample was ...
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The effect of replacing fine aggregate by copper slag on the compressive strength, flexural strength and split tensile strength of concrete are studied in this work. The proposed mix design method ...
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2. In this case we observed that Copper slag behaves like river sand. 3. It is observed that when increasing percentage replacement of fine aggregate by Copper slag the unit weight of concrete is gradually increases. REFERENCES 1. Zine Kiran Sambhaji1, Prof.Pankaj B. Autade2 "Effect of
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The objective of this research work is to determine the different properties of recycled aggregate concrete (RAC) by incorporating coper slag varying from 0 to 100 % …
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It is seen that the MFS slag shows a similar range of grading as the standard aggregate; however, it is somewhat coarser. Table 2 Specific density, water absorption and hardness. ... Optimum content of copper slag as a fine aggregate in high strength concrete. Mater Des. 2010; 31: 2878-2883.
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concrete with copper slag as fine aggregate, International Journal of Pavement Engineering, 14:8, 746-751, DOI: 10.1080/10298436.2012.729059 ... Grading of copper slag and fine aggregate used in ...
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Aggregates, which comprise crushed stone, gravel, sand, and slag, make up the majority of concrete and asphalt used in construction. Engineers and construction professionals guarantee that …
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Fig. 2—Typical grading chart. Dashed lines indicate limits specified in ASTM C 33 for fine aggregates and for 25.0 mm (1 in.) coarse aggregate. sieve and predominantly …
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It is clear that both fit within the grading limits of zone 1 of the (Omani standard for fine aggregate (OS-2, 1982). However, many more particles of fine ... Fine aggregate Copper slag. 2)
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Key Words; Fine aggregate, copper slag, Pavement, Bituminous mix, Introduction In the mid of 19th century, the industry revolution has started results in developments of so many
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• Natural Sand: Locally available river sand conforming to grading zone-II as per IS: 383-1970 dried, cleaned ... • By replacing fine aggregate with 40% of copper slag gives the strength 37.55 ...
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The results indicate that the use of copper slag in concrete increases the flexural strength of about 17% with that of control mixture. It is recommended that up to 40% of copper slag …
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this work. Use of copper slag aggregate showed an increase of about 10 –15% compressive strength and an increase of 10–18% splitting tensile strength when compared to limestone aggregate indicating that using copper slag as coarse aggregate in high-strength concrete is suitable. The objectives of the present study are 1. To optimize …
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The experimental findings reveal that the concrete blend with 75% and 25% replacement of fine and coarse aggregate with copper and steel slag, respectively, shows better results in comparison with ...
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Its excellent soundness characteristics, good abrasion resistance and good stability (Gorai et al. 2002) make it suitable for substituting fine aggregates in concrete. Ferrous slag is …
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In an Performance oriented investigation of M25 grade concrete [2]replacement of fine aggregate from 0 %to the flexural strength and up to 75% has maximum compressive strength than control ...
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included by replacing the fine aggregate by copper slag with 60% and by varying the volume fraction of glass fibre 0.5%, 1% and 1.5%. The grade of concrete is M20. The specimens ... The grading of coarse aggregates should be as per the specifications of IS 383-1970. In this project 20mm nominal size of aggregate was used. a) Specific Gravity ...
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class of Alkali Activated Slag Concrete (AASC) mixes incorporating Copper Slag (CS) as fine aggregates. The natural river sand is replaced with Copper Slag, upto (by volume) as fine aggregate in these AASC mixes. ... The results show that grading of both sand and CS used herein conform to Zone II, as per IS: 383– 1970.
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M-sand obtained from igneous rock will be cubical in shape and has a size less than 4.75 mm. Copper slag and ferrous slag are a by-product of copper ore and steel ore, respectively, which produce large volume of non-metallic dust, soot, and rock. The usage of copper and ferrous slag as fine aggregate increases the strength at 40% …
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