The result of the iindex calculations is given in table 7. The present investigationassesses the incorporation of copper slag in concrete. While there are many applications and benefits of slag cement, a few are highlighted below and detailed information sheets are located here. Durability characteristics of copper slag concrete with. The effect of copper slag as partial replacement of cement on the compressive strength of concrete has been investigated. The hydration of cement with copper slag was investigated through xray diffraction xrd. Alite, compressive strength, concrete, copper slag, hydration, portlandite. Experimental investigation of copper slag replacement of. A test certificate and sieve analysis report for omgrit. Totally, fifteen concrete mixtures were prepared to incorporate copper slag in place of the fine aggregate in concrete. The percentage of copper slag added by weight ranged between 10100% of sand used in concrete. Use of copper slag in concrete and cement mortar as. Holistic analysis of waste copper slag based concrete by.
Copper slag loose copper slag manufacturer from ahmedabad. Pdf effect of copper slag as a fine aggregate on properties. The use of a chilean copper smelter slag in the manufacture of cement mortars. Highstrength concrete incorporating copper slag and ground. It was found that compressive strength and flexural strength is increased due to high toughness of copper slag.
Properties of concrete using copper slag as a substitute for. The second aspect deals with the strength properties of concrete by replacing cement with copper slag in the first phase and by replacing sand with copper slag in the second phase 2. Apr 15, 2020 copper slag also has a high strengthtoweight ratio, making it an effective option in concrete, or as a fill material under the roadway. 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. In this process, a stream of abrasive grains called grit are propelled toward the workpiece. Effect of copper slag as a fine aggregate on the properties of cement.
Corrosion and leaching studies in blended copper slag. Patil studied the properties and effects of copper slag in concrete, m. 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. The annual amount of copper slag in japan is two million tons. The aim of this paper is to investigate the mechanical properties of selfconsolidating concrete scc incorporating ground copper slag gcs as cement replacement. Copper slag is a voluminous waste material obtained during the manufacturing of copper matte smelting process. In this report, m30 grade of concrete was designed and tests were conducted with different percentage of copper slag as fine aggregate in concrete. The physical and chemical properties of copper slag were investigated.
As such, it is indicating lesser permeability of copper slag admixed concrete. The attributes of concrete specimens made with varying proportions of. Properties of pavement quality concrete and dry lean. Study of the properties of concrete containing copper slag as. Therefore if you reuse or recycle any air blasting materials you may please be aware that the size wise distribution of the particles have changed and therefore the specifications are not the same as that for virgin abrasives. Use of copper slag as a replacement for fine aggregate in. Herein, scc has been produced using gcs as cement replacement by weight ratios of 5, 10, 15, 20, 25, and 30%. Abstract copper slag is one of the materials which is considered as waste materials in the production of copper. Copper slag belongs to medium alkaline material with ph values 6.
Feasibility assessment of incorporating copper slag as a. Effect of copper slag on strength of polypropylene fiber reinforced concrete dr. Properties of concrete containing copper slag waste. Study of the properties of concrete containing copper slag. Experimental investigation of copper slag replacement of fine aggregate ppt free download as powerpoint presentation. The aim of this paper is to investigate the mechanical properties of self. Amount of materials required for a 6 cylinder of size 150300mm for copper slag materials 0% replacement of copper slag 10% replacement of copper slag 20% replacement of copper slag 30% replacement of copper slag cement 14. M muranal2 1department of civil engineering, rural engineering college, hulkoti588205. In this research, the use of copper slag as a replacement for fine aggregate is investigated. Utilization of copper slag in cement and concrete sciencedirect. Copper slag concrete pdf,, copper slag concrete pdf, factory outlets for steel gritg16 for colombi. Effect of copper slag on strength of polypropylene fiber.
Copper slag is mainly used for surface blastcleaning. Project report on copper slag in concrete today im going to be shared about project report on copper slag in concrete with advantages and disadvantages of copper slag in concrete so lets get started. Experimental investigation of copper slag replacement of fine. 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. The aim of the research is a comprehensive evaluation of concrete using the eipi method. Pdf lightweight concrete with copper slag waste as sand. 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. Use of copper slag and fly ash in high strength concrete. Workability and bleeding of green concrete, compressive strength, flexural strength at 7 and 28 days, drying shrinkage and abrasion resistance were measured for. The results obtained for concrete indicated that there is a slight increase in density of nearly 5% as copper slag content increases, whereas the workability increased significantly as copper slag. Paper open access preparation and mechanical properties of. As per astm c1202, the value obtained for copper slag admixed concrete is graded under the category low. Evaluation of copper slag based on cement mortar in brick masonry construction. Slag cement benefits and use in concrete slag cement news.
Review of literature caijun shi, christian meyer, ali behnood 2008 have investigated the use of copper slag in the production of. Use of copper slag microparticles in selfconsolidating concrete authors. Slag cement is commonly found in readymixed concrete, precast concrete, masonry, soil cement and high temperature resistant building products. The industrial byproducts from the refining of metals, such as copper slag cs from matte smelting and refining of copper, could be a feasible solution for producing highstrength concrete since incorporating cs as an aggregate enhances the durability of concrete mixtures without compromising the strength and other mechanical properties. Pdf copper slag as sand replacement for high performance. Experimental investigation on the mechanical properties of. Workability and bleeding of green concrete, compressive strength, flexural strength at 7 and 28 days, drying shrinkage and abrasion resistance were measured for all the concrete mixtures. 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. Comparison of the replacement of natural sand by copper.
The use of copper slag as a replacement for fine aggregate in construction will reduce damage to the environment due to the waste resulting from the copper manufacturing process and help in saving natural resources. It also makes concrete more fire resistant, and helps to slow the spread of heat and flames. In this work, an extensive study using copper slag has been carried out to investigate strength, workability and durability. Yadav behavior of concrete using copper slag as a strength parameter in low cost construction work published in international journal of trend in scientific research and development ijtsrd, issn. Partial replacement of copper slag as fine aggregate. Pdf experimental study on concrete using copper slag as. Utilization of copper slag in msand as partial replacement. Copper slag is an industrial byproduct material produced from the process of manufacturing copper. Behavior of concrete using copper slag as a strength.
It indicates that copper slag the can be utilized as supplementary cement replacement material in concrete. Copper slag concrete pdf manufacturers, factory, suppliers from china. Patil 2015 m30 grade concrete was used and the tests were conducted for various proportions of. The optimum content of copper slag as replacement of cement is recommended as 10%. Project report on copper slag in concrete expert civil. Copper slag, or fayalite slag, is a byproduct obtained during the matte smelting, converting and refining of copper fig. Concrete mixtures were prepared using different proportions of copper slag as partial and full replacement of fine aggregate. Concrete with 40 % of copper slag cs as sand substitute can achieve higher strength compared to the control concrete 10, 11. For concrete, containing copper slag, a possible mixing design is given in table 7. In the evaluation the compressive strength of concrete and its durability properties represented by sorptivity and air permeability are taken into account. 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. The fineness modulus of the combination of copper slag and fine aggregate was roughly 2.
Copper slag is a byproduct produced during smelting of copper, which is then processed into abrasive products. In this paper, the effects of using copper slag wastes as a supplementary cementitious material on mechanical properties and durability aspects of concrete are studied. The properties of material for cement, fine aggregate, coarse aggregate and copper slag were studied for mix design. Since waste copper slag with increased natural radioactivity is used in the assessed concrete, additional evaluation is carried out taking into account. Pdf the paper presents results of tests of lightweight concrete made with copper slag waste material as fine aggregate fraction 0 2 mm.
The durability characteristics such as water absorption and permeability decrease continuously with an increase in copper slag content. Research paper performance of copper slag on strength. The percentage of copper slag used for replacement of. Patil 2015 m30 grade concrete was used and the tests were conducted for various proportions of copper slag replacement with sand of. Keywords copper slag, compressive strength, fine aggregates, hardening, selfweight of concrete. Introduction traditionally soil, stone aggregates, sand. Many researchers have already found it possible to use copper slag as a concrete aggregate, because copper slag has similar particle size characteristics likely to that of sand. Study of the properties of concrete containing copper slag as a fine aggregate. Copper slag also has a high strengthtoweight ratio, making it an effective option in concrete, or as a fill material under the roadway.
Lifecycle assessment of highstrength concrete mixtures with. At this value, workability was found to be satisfactory with minimal. Request pdf concrete with copper slag fine aggregate. Properties and effects of copper slag in concrete 48 table 2. Fine grained powder of copper slag can be used as a supplementary cementing material to concrete and in cement clinker production. However, not many durability studies have been made. 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%. Properties of pavement quality concrete and dry lean concrete. The results indicated that the water demand reduced by almost 22% at 100% copper slag replacement compared to the control mixture. Behaviour and experimental study on concrete as partial. Feasibility assessment of incorporating copper slag as a sand. Concrete was wont to verify numerous mechanical properties.
Use of waste copper slag, a sustainable material springerlink. Copper slag and polypropylene copper slag is an industrial waste product produced in the smelting process during the production of copper from its ore. Concrete experimental investigation of copper slag replacement of fine aggregate. One of the greatest potential applications for reusing copper slag is in concrete production concrete, is the most versatile construction material. Use of copper slag microparticles in selfconsolidating. One of the greatest potential applications for reusing copper slag is in concrete production concrete, is the. Copper slag is a byproduct yielded from a copper refinery. Study of properties of concrete containing copper slag as. For this concrete containing 50% copper slag, fly ash is introduced in the concrete for better strength. The global production of refined copper over the past eight years is. Lifecycle assessment of highstrength concrete mixtures. Utilization of copper slag in applications in order to improve the workability of highstrength concrete, such as portland cement substitution andor as aggregates. Copper slag can be used up to 30% but when used ahead of 50% results in decrease in strengths.
Mechanical properties and durability of concrete with water cooled. Comparison of convention concrete with copper slag replaced concrete 0% 10%cs 20%cs 30%c 40%cs 0 0. Highstrength concrete incorporating copper slag and. As an essential business, agsco corporation will remain open in both illinois and new jersey. Typically it is composed of ferro silicate material and oxides formed when the molten slag is quenched in cold water. The use of slag from copper smelting as a fine aggregate in concrete was also investigated by akihiko and. For this mixing design, dilution calculations were made in order to calculate the iindex of copper slag containing concrete, based on the values of the iindex for the constituents table 7. Copper slag is just one of many different materials that may be used as abrasive grit. 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. 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. Effects of copper slag as sand replacement in concrete. Use of copper slag microparticles in selfconsolidating concrete. To this aim, mixtures are made by employing 5, 10 and 15% copper slag as cement replacement and the strength properties, water penetration, chloride ion permeability, sulfate.
In this regard halfway replacing of cement with ggbs and sand with copper slag is considered. Abrasive blasting is used to clean and shape the surface of metal, stone, concrete and other materials. The durability characteristics such as water absorption and permeability decrease continuously with an increase in copper slag content 12. Other concrete mixtures were then prepared by substituting 20%, 40%, 60%, 80% and 100% copper slag in control mix. The strength and durability of hsc were generally improved with the increase of copper slag content in the concrete mixture. Durability characteristics of copper slag concrete with fly ash.
Motivated by the sustainable production perspective, a laboratory testing program is exercised to ascertain the feasibility of utilizing copper slag in place of the natural fine aggregate in concrete. Mechanical properties of concrete with copper slag and fly ash by. It was found that water absorption of copper slag was very low as compared with the natural sand and workability of concrete is affected due to it. In this paper, the effect of replacement of fine aggregate with copper slag in polypropylene fiber reinforced concrete is studied and the results are presented. Pdf an experiment was conducted to investigate the strength and durability properties of concrete having copper slag as a partial. Properties of concrete using copper slag as a substitute. Copper slag, in amounts of 20, 40, 60, 80, and 100 percent, was substituted for fine aggregate in cement mortar and concrete. Copper slag as fine aggregate for high performance concrete.884 1651 234 980 557 1021 1471 866 1411 622 293 475 1106 901 1022 1023 1598 170 837 697 1353 309 823 733 1535 1305 1014 136 1375 740 602 877 439 1247 1080 1247 1083 588