Lightweight concrete with copper slag waste as sand substitution. Use of copper slag in the concrete industry as a replacement for fine aggregates can has the benefits of reducing the costs of disposal and helps protecting the environment. Durability of copper slag contained concrete exposed to. Copper slag can be utilized as fine aggregate in cement mortars, normal concrete and also as aggregates coarse in concrete high strength. Effect of copper slag on mechanical properties of concrete. It was observed that flexural strength at 28 days is higher than design mix without replacement for 20% replacement of fine aggregates by copper slag, the flexural strength of concrete increased by 14%. Caijun shi et al 2008 studied the characteristics of copper slag on the mechanical properties of cement, mortars and concrete and concluded that by the use of copper slag in cement and concrete. As the strength increases, the brittleness of concrete increases. Activation of the pozzolanic reaction of the pulverized copper slag was done using 1.
This work focuses on the use of copper slag, as a partial replacement of sand for use in cement concrete and building construction. For this concrete containing 50% copper slag, fly ash is introduced in the concrete for better strength. The largest particle size of copper nickel blast furnace slag powder is greater than 50. It was found that with an increase in the amount of copper slag in concrete. Copper slag is an industrial byproduct material produced from the process of manufacturing copper. An experimental of strength properties of concrete admixed. The concrete mixture included ordinary portland cement opc cement, fine aggregate, 10 mm coarse aggregate, and cs. Cooper slag is a byproduct in the manufacture of copper. Replacement of copper slag increases the selfweight of concrete specimens to the maximum of 15% to 20%. Other research works paid some attentions on the application of.
Abrasive blasting is used to clean and shape the surface of metal, stone, concrete and other materials. Partial replacement of copper slag as fine aggregate. Experimental investigation of copper slag replacement of. Copper slag is mainly used for surface blastcleaning.
It appears that the slag can be used as a fill material. Copper slag has physical properties similar to the fine aggregate, so it can be used as a replacement of fine aggregate in concrete. Concrete with 40 % of copper slag cs as sand substitute can achieve higher strength compared to the control concrete 10, 11. In this present works, for m30 grade concrete beam copper slag is replaced for sand at0%, 20%, 40%, 60%, 80% and silica fume is used as an admixture in concrete. One of the greatest potential applications for reusing copper slag is in concrete production concrete, is the most versatile construction material. The various concrete workability tests such as slump flow test, t50cm slump flow,vfunnel test, j. A sustainable concrete design has become an imperative requirement for the presentday concrete industry. Aug 01, 2008 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 aljabri et al. Copper slag, mortar, compressive strength, flexural strength. Strength of copper slag concrete by cynthia mumeka kyalika submitted in accordance with the requirements for the degree of master of technology in the subject engineering. Studies on use of copper slag as replacement material for.
Mineraltech cp copper slag safety data sheet prepared according to federal register vol. May 03, 2014 the use of copper slag in cement and concrete provides potential environmental as well as economic benefits for all related industries, particularly in areas where a considerable amount of copper slag is produced. A part of an extensive research project aimed at studying possibilities for using copper slag cs and polypropylene pp fibres in concrete is presented and analysed. A study on development of concrete using copper slag with. The percentage of copper slag added by weight ranged between 10100% of sand used in concrete. Study of the properties of concrete containing copper slag. Sil is producing copper slag during the manufacture of copper metal. A slate hook or tingle can be used in the same way. According to icsg international copper study group. Mixtures with 80% and 100% copper slag replacement gave the lowest. Pdf green concrete with basalt fiber and copper slag. Particle sizes are of the order of sand and have a potential for use as fine aggregate in concrete. The use of copper slag in cement and concrete provides potential environmental as well as economic benefits for all related industries, particularly in areas where a considerable amount of copper slag is produced. Introduction copper slag is an industrial waste produced during the metal smelting process of copper production.
Highstrength concrete incorporating copper slag and. Concrete is the best vital material for the construction of high rise buildings and many substructures. Copper slag as partial replacement of sand in sfrc and conventional concrete and results are compared. Compressive strength development of concretes containing copper slag sand with different water to cement ratios 54 fig. Durability characteristics of copper slag concrete with fly ash. Resistance of sulphate attack of concrete using copper slag judged by a. Study of the properties of concrete containing copper slag as. Specifically, it defined an operative protocol for bioremediation of contaminated agricultural soils in the litorale domitioagro. Copper slag as aggregate influences the performance of concrete, not much research has been done regarding its use as fine aggregate in scc. Study on strength of high performance concrete by partial. In indonesia, around 400,000 tons of copper slag are produced per year by freeport company and newmont company 3. M muranal2 1department of civil engineering, rural engineering college, hulkoti588205. In this process, a stream of abrasive grains called grit are propelled toward the workpiece. Properties and effects of copper slag in concrete 47 2.
Various mortar and concrete mixtures were prepared with different proportions of copper slag ranging from 0% for the control mixture to 100% as fine aggregates. Effect of copper slag on steel fiber reinforced concrete. Concrete mixtures were prepared using different proportions of copper slag as partial and full replacement of fine aggregate. By product, copper slag, ferrous slag, compressive strength, concrete. Application of granulated copper slag in massive concrete.
The properties of material for cement, fine aggregate, coarse aggregate and copper slag were studied for mix design. Pdf on nov 20, 2015, jayaprakash jayaraman and others published use of copper slag find, read and cite all the research you need on researchgate to learn more, view our, experimental studies on high performmance concrete using waste materilas project report submitted in partial fulfillment of the requirements for the award of the degree in. Somewhat more than a ton of concrete is created each year for every human being on the. Effect of copper slag on mechanical properties of concrete as. There is on the application of copper slag as a sand substitute of sand compaction pile, proceedings of 5th international almost 6. Copper slag concrete admixed with polypropylene fibres. By nailing a tab of double thickness copper stripping on the sheathing below the tile, the new replacement tile can be slipped into position and secured in place by bending the copper strip up with a double thickness of the copper over the tile. When copper slag content is 10%, brittleness coefficient of copper slag concrete. The present investigationassesses the incorporation of copper slag in concrete.
Flexural behaviour of copper slag and fly ash concrete a. Copper slag used in this work was brought from sundara enterprises zoneii, a dealer in bhosari midc area, pune. Copper slag as a replacement of fine aggregate in concrete and replaced in the range of 0%, 10%, 20 %, 30%, 40% and 50% by weight of fine aggregate in concrete. Therefore, the workability of concrete increases significantly with the increase of copper slag content in concrete mixes. Utilization of copper slag in cement and concrete request pdf. Performance of copper slag and ferrous slag as partial. The results indicate that workability increases with increases in the copper slag percentages. Properties and effects of copper slag in concrete 48 table 2.
Copper slag is just one of many different materials that may be used as abrasive grit. The physical and chemical properties of copper slag are shown in table 3 and table 4. Sil is producing copper slag during the manufacture of copper. Copper slag can be used up to 30% but when used ahead of 50% results in decrease in strengths. Chemical at the university of south africa supervisor. Review of literature caijun shi, christian meyer, ali behnood 2008 have investigated the use of copper slag in the production of. Copper slag is a glassy granular material with high specific gravity. Introduction concrete s versatility, durability, and economy have made it the worlds most used construction material. A mix design of self compacting concrete with copper slag. Measurements were conducted to investigate the workability, density, compressive strength, tensile strength, and micro. 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. The specimens were casted for 7 days, 14 days and 28 days then tested the optimum value which provided the best performance was at 40% addition of copper slag for split. Copper slag as fine aggregate for high performance concrete.
Effect of copper slag as a fine aggregate on the properties of cement. Dec 04, 2020 request pdf utilization of copper slag in cement and concrete copper slag is a byproduct obtained during matte smelting and refining of copper. Cement mortar mixtures prepared with fine aggregate made up of different proportions of copper slag and sand were tested for use as masonry mortars and plastering. Concrete specimens were assessed for workability, density, compressive strength, flexural strength, and split tensile strength. Feasibility assessment of incorporating copper slag as a sand. As it can be seen, these researches have been usually focused on the mechanical properties of the copper slag as replacement of concrete aggregates 9,11,12,16 or cement 1725. Comparison of the replacement of natural sand by copper. Copper slag has lower absorption and higher strength properties than fine aggregate. Project report on copper slag in concrete expert civil. The copper slag was brought from sterlite industries ltd sil, tuticorin, tamil nadu, india. Durability characteristics of copper slag concrete with. Influence of copper slag in concrete as partial replacement.
Effect of gbfs sand on the workability of mortar and concrete. The hydration of cement with copper slag was investigated through xray diffraction xrd. Use of copper slag as a replacement for fine aggregate in. Not only as fine aggregate replacement, the finely grained copper slag powder can also be adopted as partial replacement of cementing material to concrete. For every ton of copper produced, roughly 3 tons of copper slag gets generated. Types of cement port land blast furnace cement it is a mixture of opc and ggbs ground granulated blast furnace slag is a waste product in the manufacturing of pig iron 300 kg slag ton of pig iron supersulfated cement it is highly resistant to high concentration of sulfates 8085 % blast furnace slag1015 calcium sulfate 5%portland cement. The durability characteristics such as water absorption and permeability decrease continuously with an increase in copper slag content 12. The effective utilization of copper slag in such procedures may lead to reduction in the cost of disposal and leads to less environmental problems. The paper presents results of tests of lightweight concrete made with copper slag waste material as fine aggregate fraction 0 2 mm and two types of light. Copper slag is one of the byproduct materials from the copper smelting. A series of concrete mixtures were cast in cubic moulds of nominal size 100 mm with different proportions of pulverized copper slag ranging from 0, 2. Pdf partial replacement of copper slag as fine aggregate.
Studies on use of copper slag as replacement material for river. The effect of copper slag as partial replacement of cement on the compressive strength of concrete has been investigated. The present experimental work investigated the effect of using copper slag as a replacement of sand. When copper slag content is 5%, brittleness increased slightly compared with the original concrete, but with the increase of copper slag content, the brittleness coefficient decreased. The water content was adjusted in each mixture in order to achieve the same workability as that for the control mix. The use of granulated copper slag as cement replacement in. Use of copper slag and fly ash in high strength concrete. The initial and final setting time of copper slag admixed concrete is higher than control concrete. Highstrength concrete incorporating copper slag and ground. Study of the properties of concrete containing copper slag as a fine aggregate. Paper open access preparation and mechanical properties of. 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%. It was found that compressive strength and flexural strength is increased due to high toughness of copper slag.
Utilization of copper slag in cement and concrete sciencedirect. Utilization of copper slag for applications such as a replacement for fine aggregate in concrete has the dual benefit of eliminating the costs of disposal, and lowering the cost of the concrete. Experimental study on concrete using copper slag as. It is the widely used manmade building materials in the world. Objective of the investigation 1 the use of copper slag in the concrete as a. However, not many durability studies have been made. In this report, m30 grade of concrete was designed and tests were conducted with different percentage of copper slag as fine aggregate in concrete. Copper slag, strength, durability, h 2 so 4 solution, hcl solution. The nature of copper slag used in experimental work shown in fig. Remove to fresh air and keep at rest in a position comfortable for breathing.
Copper slag used in this work was brought from hindalco industries pvt ltd at dahej in bharuch district,gujrat state. Use of waste copper slag, a sustainable material springerlink. Effect of copper slag on steel fiber reinforced concrete and. The use of granulated copper slag as cement replacement. Research paper to study the performance of copper slag as.
Comparison of the replacement of natural sand by copper slag. Jan 10, 2021 effect of copper slag and cement bypass dust addition on mechanical properties of concrete construction and building materials, 20 5 2006, pp. For a split tensile strength, it can be rolled up until 80% of the copper slag concrete in a 50% fly ash mix provides a satisfactory value. Copper slag which is an industrial waste product can be used as replacement for cement with sand and contributes to the increase in various mechanical properties of concrete. A mix design of self compacting concrete with copper slag as.
For the fiber reinforced high performance concrete incorporating copper slag as fine aggregates, the volume percentage of steel fiber is 2%, as shown in table 2. Abstract copper slag is one of the materials which is considered as waste materials in the production of copper. Highstrength concrete incorporating copper slag and ground pumice ali behnood march 2014 a dissertation submitted in fulfilment of the requirements for the degree of master of engineering school of civil and environmental engineering. Physical and chemical composition of copper slag is as given in table 4 and table 5 shows chemical composition. Effect of copper slag as a fine aggregate on properties of. Utilization of copper slag in msand as partial replacement. The concrete was prepared for the m20 grade concrete with partial replacement of fine aggregate by copper slag with various percentages of 0%, 5%, 10%, 20%, 30%, 40% and 50%. Paper open access preparation and mechanical properties. The surface water absorption of concrete was reduced up to 40% copper slag replacement for sand. Fly ash fa is a byproduct from burning ground coal in electric power generating plants. This number is a motivation for the researchers to study the copper slag as. Aug 20, 2014 this work focuses on the use of copper slag, as a partial replacement of sand for use in cement concrete and building construction. Objectives investigating the developments in mechanical properties of concrete due to addition of hooked end steel fibers and replacement of copper slag with varying percentages of f. Comparison of convention concrete with copper slag replaced concrete 0% 10%cs 20%cs 30%c 40%cs 0 0.
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