Utilization of copper slag in applications in order to improve the workability of highstrength concrete, such as portland cement substitution andor as aggregates. One of the greatest potential applications for reusing copper slag is in concrete production concrete, is the. Copper slag concrete pdf manufacturers, factory, suppliers from china. Study of properties of concrete containing copper slag as. Properties of concrete containing copper slag waste. The use of a chilean copper smelter slag in the manufacture of cement mortars. 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. It was found that compressive strength and flexural strength is increased due to high toughness of copper slag. Use of copper slag for partial replacement to fine aggregate in. Concrete with 40 % of copper slag cs as sand substitute can achieve higher strength compared to the control concrete 10, 11. 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.
Concrete was wont to verify numerous mechanical properties. 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. Partial replacement of copper slag as fine aggregate. In this regard halfway replacing of cement with ggbs and sand with copper slag is considered. Mechanical properties and durability of concrete with water cooled. Feasibility assessment of incorporating copper slag as a sand. Study of the properties of concrete containing copper slag as. Other concrete mixtures were then prepared by substituting 20%, 40%, 60%, 80% and 100% copper slag in control mix. Effects of copper slag as sand replacement in concrete. Copper slag is an industrial byproduct material produced from the process of manufacturing copper. The aim of this paper is to investigate the mechanical properties of selfconsolidating concrete scc incorporating ground copper slag gcs as cement replacement. 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. Effect of copper slag as a fine aggregate on the properties of cement.
The durability characteristics such as water absorption and permeability decrease continuously with an increase in copper slag content 12. Utilization of copper slag in msand as partial replacement. Research paper performance of copper slag on strength. Copper slag is just one of many different materials that may be used as abrasive grit.
Highstrength concrete incorporating copper slag and. Durability characteristics of copper slag concrete with fly ash. 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. 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. Properties of pavement quality concrete and dry lean. The strength and durability of hsc were generally improved with the increase of copper slag content in the concrete mixture. 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. However, not many durability studies have been made.
Concrete experimental investigation of copper slag replacement of fine aggregate. 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. Project report on copper slag in concrete expert civil. Alite, compressive strength, concrete, copper slag, hydration, portlandite. 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. 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. 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. In this report, m30 grade of concrete was designed and tests were conducted with different percentage of copper slag as fine aggregate in concrete. Pdf an experiment was conducted to investigate the strength and durability properties of concrete having copper slag as a partial. Use of copper slag and fly ash in high strength concrete.
The fineness modulus of the combination of copper slag and fine aggregate was roughly 2. 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%. Pdf copper slag as sand replacement for high performance. The annual amount of copper slag in japan is two million tons. 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. Mechanical properties of concrete with copper slag and fly ash by. Since waste copper slag with increased natural radioactivity is used in the assessed concrete, additional evaluation is carried out taking into account.
Request pdf concrete with copper slag fine aggregate. 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. Evaluation of copper slag based on cement mortar in brick masonry construction. Study of the properties of concrete containing copper slag.
Use of copper slag microparticles in selfconsolidating concrete. Properties of concrete using copper slag as a substitute. Behaviour and experimental study on concrete as partial. 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. Copper slag is a byproduct produced during smelting of copper, which is then processed into abrasive products. 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. Properties and effects of copper slag in concrete 48 table 2. 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. The present investigationassesses the incorporation of copper slag in concrete. Use of waste copper slag, a sustainable material springerlink. Totally, fifteen concrete mixtures were prepared to incorporate copper slag in place of the fine aggregate in concrete. M muranal2 1department of civil engineering, rural engineering college, hulkoti588205. Pdf lightweight concrete with copper slag waste as sand. The percentage of copper slag used for replacement of.
The properties of material for cement, fine aggregate, coarse aggregate and copper slag were studied for mix design. Comparison of the replacement of natural sand by copper. At this value, workability was found to be satisfactory with minimal. Paper open access preparation and mechanical properties. Review of literature caijun shi, christian meyer, ali behnood 2008 have investigated the use of copper slag in the production of. Copper slag can be used up to 30% but when used ahead of 50% results in decrease in strengths. One of the greatest potential applications for reusing copper slag is in concrete production concrete, is the most versatile construction material. 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. When added to concrete, it makes the paved surface less porous, which minimizes problems with moisture and freezing.
As per astm c1202, the value obtained for copper slag admixed concrete is graded under the category low. Workability and bleeding of green concrete, compressive strength, flexural strength at 7 and 28 days, drying shrinkage and abrasion resistance were measured for. Pdf the paper presents results of tests of lightweight concrete made with copper slag waste material as fine aggregate fraction 0 2 mm. Patil 2015 m30 grade concrete was used and the tests were conducted for various proportions of copper slag replacement with sand of. Feasibility assessment of incorporating copper slag as a. Typically it is composed of ferro silicate material and oxides formed when the molten slag is quenched in cold water. The hydration of cement with copper slag was investigated through xray diffraction xrd. Copper slag is a byproduct yielded from a copper refinery. Pdf effect of copper slag as a fine aggregate on properties. Study of the properties of concrete containing copper slag as a fine aggregate. Use of copper slag microparticles in selfconsolidating concrete authors.
The percentage of copper slag added by weight ranged between 10100% of sand used in concrete. In this research, the use of copper slag as a replacement for fine aggregate is investigated. Holistic analysis of waste copper slag based concrete by. Copper slag is a voluminous waste material obtained during the manufacturing of copper matte smelting process. Properties of concrete using copper slag as a substitute for. Durability characteristics of copper slag concrete with. The aim of this paper is to investigate the mechanical properties of self. Copper slag, in amounts of 20, 40, 60, 80, and 100 percent, was substituted for fine aggregate in cement mortar and concrete. While there are many applications and benefits of slag cement, a few are highlighted below and detailed information sheets are located here. Abstract copper slag is one of the materials which is considered as waste materials in the production of copper. Copper slag also has a high strengthtoweight ratio, making it an effective option in concrete, or as a fill material under the roadway. Properties of pavement quality concrete and dry lean concrete. Introduction traditionally soil, stone aggregates, sand.
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. A test certificate and sieve analysis report for omgrit. Copper slag loose copper slag manufacturer from ahmedabad. Use of copper slag as a replacement for fine aggregate in. 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. Paper open access preparation and mechanical properties of. Pdf experimental study on concrete using copper slag as. Copper slag belongs to medium alkaline material with ph values 6. Lifecycle assessment of highstrength concrete mixtures. The durability characteristics such as water absorption and permeability decrease continuously with an increase in copper slag content. Experimental investigation of copper slag replacement of fine aggregate ppt free download as powerpoint presentation. The optimum content of copper slag as replacement of cement is recommended as 10%. Herein, scc has been produced using gcs as cement replacement by weight ratios of 5, 10, 15, 20, 25, and 30%.
Patil 2015 m30 grade concrete was used and the tests were conducted for various proportions of. Behavior of concrete using copper slag as a strength. Keywords copper slag, compressive strength, fine aggregates, hardening, selfweight of concrete. Experimental investigation on the mechanical properties of. Corrosion and leaching studies in blended copper slag. Copper slag concrete pdf,, copper slag concrete pdf, factory outlets for steel gritg16 for colombi.
Effect of copper slag on strength of polypropylene fiber. 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. The result of the iindex calculations is given in table 7. Copper slag, or fayalite slag, is a byproduct obtained during the matte smelting, converting and refining of copper fig. Experimental investigation of copper slag replacement of. Highstrength concrete incorporating copper slag and ground. The use of slag from copper smelting as a fine aggregate in concrete was also investigated by akihiko and. 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. Abrasive blasting is used to clean and shape the surface of metal, stone, concrete and other materials. The physical and chemical properties of copper slag were investigated. 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. As an essential business, agsco corporation will remain open in both illinois and new jersey.
Copper slag as fine aggregate for high performance concrete. The global production of refined copper over the past eight years is. For this concrete containing 50% copper slag, fly ash is introduced in the concrete for better strength. The effect of copper slag as partial replacement of cement on the compressive strength of concrete has been investigated. As such, it is indicating lesser permeability of copper slag admixed concrete. Comparison of convention concrete with copper slag replaced concrete 0% 10%cs 20%cs 30%c 40%cs 0 0. Concrete mixtures were prepared using different proportions of copper slag as partial and full replacement of fine aggregate. Patil studied the properties and effects of copper slag in concrete, m. Use of copper slag microparticles in selfconsolidating. Lifecycle assessment of highstrength concrete mixtures with. It also makes concrete more fire resistant, and helps to slow the spread of heat and flames. 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. Utilization of copper slag in cement and concrete sciencedirect.
In this work, an extensive study using copper slag has been carried out to investigate strength, workability and durability. Effect of copper slag on strength of polypropylene fiber reinforced concrete dr. Copper slag and polypropylene copper slag is an industrial waste product produced in the smelting process during the production of copper from its ore. 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. Experimental investigation of copper slag replacement of fine. 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. Use of copper slag in concrete and cement mortar as.
Slag cement is commonly found in readymixed concrete, precast concrete, masonry, soil cement and high temperature resistant building products. In this process, a stream of abrasive grains called grit are propelled toward the workpiece. The results indicated that the water demand reduced by almost 22% at 100% copper slag replacement compared to the control mixture. The attributes of concrete specimens made with varying proportions of. Copper slag is mainly used for surface blastcleaning. Slag cement benefits and use in concrete slag cement news. 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. Fine grained powder of copper slag can be used as a supplementary cementing material to concrete and in cement clinker production. It indicates that copper slag the can be utilized as supplementary cement replacement material in concrete.
589 90 252 1307 1351 68 63 594 977 1097 1506 1278 1417 352 264 411 241 1085 944 693 816 1303 1207 1083 1085 1225 1110 162 137 976 206 111 1195 22 812 288