that of sand. Fine grained powder of copper slag can be utilized as a supplementary concreteifying material to concrete and in bond clinker creation. This examination was performed to produce particular exploratory information on the potential utilization of copper slag as sand and bond substitution halfway in cement. Key Words: can be used ...
Magazine of Concrete Research Use of copper slag and washed copper slag as sand in concrete: a state-of-the-art review Lye, Koh, Mangabhai and Dhir Offprint provided courtesy of Author copy for personal use, not for distribution 16 Al-Jabri et al. (2009b), HSC Eurocode 2 (2004) Present studies 14 Al-Jabri (2006), HSC ...
The copper slag is a black glassy particle and granular in nature and has a similar particle size range like sand. The bulk density of granulated copper slag is varying from 1.9 to 2.15 g/cc.The free moisture content present in the copper slag was found to be less than 0.5% and the presence of silica is about 26%, which is desirable since it is one of the constituents of …
Finally, mathematical equations were derived for compressive strength at 28 & 90 days with percentage of Copper Slag used as partial replacement of Fine aggregate in copper slag admixed concrete ...
Copper slag has the physical properties similar to the sand, so it can be used as the partial or full replacement for fine aggregates. Normally the physical appearance of copper slag is black ...
This work focuses on the use of copper slag, as a partial replacement of sand for use in cement concrete and building construction.
A mix of copper slag and ferrous slag can yield higher compressive strength of 46.18MPa (100 per cent replacement of sand) while corresponding strength for normal concrete was just …
Copper slag sandblasting is a technique used to clean and prepare various surfaces, including metal, stone, concrete, and other materials. It is a by-product of copper extraction by smelting, where impurities become …
for further processing. Copper slag used in this work was bought from Sterlite industries (India) ltd, Tuticorin, Tamil Nadu, India. Sieve analysis test was conducted on copper slag and sand in order to determine the particle size distribution and to compare with the gradation requirements for concrete sand and the results were
The replacement of sand by copper slag in concrete increases the compressive strength by 35-40%, split tensile strength by 30-35%. ... Foundry sand can be used in concrete to improve its strength ...
Performance of Copper slag and ferrous slag as partial replacement of sand in Concrete. The use of Copper Slag(CS) and Ferrous Slag (FS) in concrete provides environmental as well …
1.1 Copper Slag as a Sand Replacement:- Copper Slag as a Sand Replacement can be used due to the following reasons: It has a high Compressive strength which is equal to that of Fine Aggregate with similar diameter. Copper Slag is a non-degradable matter; it is creating an environmental problem so when used as a Replacement for Sand and can ...
In conclusion, as a partial replacement of cement or aggregate in concrete, CS can appropriately improve the strength, chloride ion corrosion resistance, sulphate corrosion …
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). In India a study has been carried out by the Central Road Research Institute (CRRI) shown that copper slag may be used
Copper slag as sand replacement for high performance concrete
This paper provides the gist of the systematic review undertaken, involving evaluation, analysis, repackaging and modelling of all the literature that could be sourced on the subject. Copper slag (CS) and washed copper slag (WCS), as to be expected, have essentially similar basic physical (although WCS is usually finer than CS) and chemical characteristics …
The slump of the concrete incorporating the copper slag as fine aggregate increased as more natural sand was replaced by copper slag. Maximum slump obtained was 40mm which occurred at the copper slag replacement as compared to slump of concrete mix. In general, it can be concluded that addition of copper slag
Concrete production: Copper slag can be used as a partial replacement for fine aggregates (such as sand) in concrete mixtures. It provides several advantages, including improved workability, increased compressive strength, and reduced permeability. The addition of copper slag can enhance the durability and long-term performance of concrete ...
The physical properties and Standard value of OPC used in investigation are shown in Table 1. Fig. 1, Fig. 2, Fig. 3 shows sieve analysis of sand, Copper Slag, and Granite Dust and from this it can be interpret that granite dust is having lower fineness modulus than sand whereas copper slag is having more fineness modulus than sand. Result of the sieve analysis reveals …
the compressive strength value of concrete with copper-slag of 30% and PET ... modulus for fine aggregate (sand) which was 3.0 and copper-slag which was 3.9, the specific gravity of sand was 2.63 gr/cm 3, copper-slag was 3.38 gr/cm, and coarse aggregate is 2.43 gr/cm3. The cement/water factor used is 0.52.
coarse aggregate. The concrete with copper slag and RCA shows better workability. It was concluded that compression strength was increased with the addition of copper slag in concrete up to 60% and then it was found to be decreased. For the full replacement of sand with copper slag, the strength was
Cement, sand and coarse aggregate: Paste, mortar and concrete: Evaluation of the CS as constituent of cementitious matrices. ... The use of copper slag can significantly affect the properties of the cementitious composite in a fresh and hardened state [65]. In this way, it is possible to systematically analyze whether there is a trend that may ...
Copper slag used in this work was bought from Sterlite industries (India) ltd, Tuticorin, Tamil Nadu, India. Sieve analysis test was conducted on copper slag and sand in order to determine the particle size distribution and to compare …
recommended that 40 wt% of copper slag can be used as replacement of sand in order to obtain HPC with good Properties. Wei wu et al (2010) investigated the mechanical properties of high …
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. ... Al-Saidy A H and Hisada M (2009) Copper slag as sand replacement for high performance concrete. CemConcr Compos 31:483–88. 2 ...
This research study reports the potential use of copper slag as a replacement for sand in concrete mixes. Many countries are witnessing a rapid growth in the construction industry, …
This paper reports on an experimental program to investigate the effect of using copper slag as a replacement of sand on the properties of high performance concrete (HPC). …
The replacement of sand by copper slag in concrete increases the compressive strength by 35-40%, split tensile strength by 30-35%. Replacement of sand by copper slag beyond 40-50% leads to decrease strength of concrete. Generally the experimental investigation is carried out for M 20 and M 25 grade concrete. Further investigation should be ...
Concrete is made from cement and other cementitious materials such as fly ash and slag cement, coarse aggregate made of crushed stone, fine aggregate such as sand, water, and chemical admixtures.
The physical property of copper slag is similar to the river sand [14], [15]. Copper slag can be used in high performance concrete for marine environment with the addition of fly-ash & silica fume [16]. 40%−50% of sand can be replaced by copper slag [17], [18]. sand can be replaced by copper slag for high strength concrete with the ...
of copper, approximately 2.2–3.0 tons copper slag is generated as a by-product material. In Oman approximately 60,000tons of copper slag is produced every year. Many researchers have investigated the use of copper slag as fine or coarse aggregate in the preparation of cement mortar and concrete. Copper slag has been excluded from the listed ...
Copper 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 laboratory into a fine powder to the …
replacement of river sand by copper slag. For this research M20 and M40 grade of concrete were used. And the replacement of natural sand by copper slag was 20%, 30%, 40% and 50%. Maximum ... of Copper Slag in Concrete production provides additional environmental as well as effective waste management technique for all the related Industries. 0 5 ...
10 / 10 pts Question 4 All the below conditions must be met before washed copper slag can be used in production of structural grade concrete, except for? replace up to 10% by mass of sand. supplier of concrete has informed BCA the location of batching plant and provided records of building projects supplier with concrete using copper slag.
Copper slag has lower absorption and higher strength properties than normal sand. Replacement of copper slag increases the self-weight of concrete specimens to a maximum of 15% to 20%.[3] G. Esakki Muthu et. al. [2016] was investigated the micro formation of cement mixture with green sand and copper slag like a substitute of fine aggregate.
ratio copper slag is used as filling materials in construction works. Copper slag can be used as a best alternative to sand. Copper slag has also gained popularity in the building industry for use as a fill material. Unlike many other fill materials, copper slag …
Synopsis Consolidating 125 studies undertaken since 1989, the effects of copper slag (CS) used as sand on concrete properties are discussed. CS increases the consistence of concrete but, if ...
Tests were conducted to determine the chemical composition, specific gravity and water absorption of copper slag and sand [22]. Results presented in Table 3 show that copper slag has a low CaO content compared with ordinary Portland cement, which indicates that copper slag on its own can not be used as a cementitious material.
look at and evaluation of concrete parameters the use of copper slag as a fine aggregate (sand) replacement and Egg Shell Powder as a cement replacement. The replacement of Copper Slag is (40%, 60%) And Egg Shell Powder is (5%, 7.5%) is performed on the Grade of M25(1:1:2). The study and analysis concrete parameters are
Most of the studies observed that up to 15% by using the weight of copper slag as Portland cement replacement improves in stress due to declining capillary porosity related to hydrated lime and 40–50% and 40–60% (by weight of sand) of copper slag can be used as a substitute for fine aggregates and coarse combination concrete is improvement ...
