sand. A. Copper Slag Currently, about 33 million tonnes of copper slag is being produced worldwide, of which India contributes 6 to 6.5 million tonnes. 50% copper slag can be used instead of natural sand to obtain mortar and concrete with the required properties, strength and durability (Khalifa). S. al-Jabri et al. 2011).
— Fine aggregates mixed in concrete are mainly sand and gravel and are derived from natural sources, referred to as natural mineral aggregates . ... Process flow diagram for recycling versus landfilling of washed copper slag as sand replacement in concrete . 3.3.2. Life-Cycle Inventory (LCI) of Major Concrete Constituents
— Therefore, water to cement ratio was increased for concrete with quarry dust to sustain similar workability of conventional concrete [31,32]. On the other hand, the presence of quarry dust improved the mechanical characteristics and durability aspects of the concrete [29,33]. Quarry dust was also used in self-compacting concrete.
— Normally sand, cement, gravel is used as a raw material of conventional concrete. Thus, the usage of these raw materials has been increased in a large amount for that reason in future the demand of these constructive materials will get less a chance to be fulfilled and so the cost of these materials will be drastically increased.
replace the fine aggregate. Manufactured sand, sea sand, limestone sand, copper slag, and quarry dust are considered as river sand replacement materials in this research. The compressive strength test on fine aggregate-replaced specimens was conducted for 7 and 28 days. Durability tests, namely, the water absorption and acid test, and the water
Abstract - This work reports an experimental study to investigate use of Copper Slag and Quarry Dust as partial replacement of sand i. e. fine aggregate. The Copper Slag and …
— Researchers have utilized different wastes like steel slag, BF slag, EAF slag, saw dust, quarry dust, coal bottom ash, rice husk ash, plastic waste and copper slags, aluminium dross as a substitute of aggregates in concrete [11,12,13,14,15,16].The present scenario is to prioritize circular economy where this waste is treated as a resource ...
— Different industrial waste material like; bottom ash, copper slag, furnace slag, ceramic waste, limestone, marble dust, quarry dust and recycled concrete aggregate have been incorporated in ...
IRJET- An Experimental Study on Strength of Concrete with partial Replacement of Sand by Stone quarry dust & Copper slag
The trend of mixing several kinds of additional materials such as Glass powder, plastic, Quarry dust, Copper slag, Steel scrap, in building engineering is now growing. ... There was a remarkable increase in compressive strength of concrete with 20% replacement of sand with manufactured sand. 40% replacement is possible and 50% replacement gave ...
— 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 impact the effectiveness of ...
copper slag in concrete. At present about 33 million tonnes of copper slag is generating annually worldwide among that India 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)
— Behaviour of concrete on the use of quarry dust to replace sand - An experimental study. ... The experimental investigation showed that percentage replacement of sand by copper slag shall be upto 40%.
An experiment was conducted to investigate the strength and durability properties of concrete having copper slag as a partial replacement of sand (fine aggregate) and results have been presented in this paper. Two different types of Concrete Grade (M20 & M30) were used with different proportions of copper slag replacement (0 to 50%) in the ...
natural sand such as fly-ash, quarry dust or limestone and siliceous stone powder, filtered sand, copper slag are used in concrete and mortar mixtures as a partial or full replacement of natural ...
— The escalating demand for natural resources within the construction industry is progressing upward. At the same time, however, there is a great concern regarding the depletion of these resources. This review paper emphasizes the significance of utilizing alternative aggregate materials in concrete. Particularly, it aims to explore replacing …
— By replacing 60 percent of copper slag with sand, the M 20 concrete grade achieves an overall modulus of elasticity of 30.28 x10 3 N/mm 2. This value of young's modulus is 25% greater than the conventional concrete strength value, and the lowest modulus of elasticity of 24.65 x10 3 N/mm 2 was achieved for concrete containing 10% …
This experiment results indicated considerable Increasing in the Strength of Concrete with addition of Mild Steel Scrap and Quarry Dust up to 40 percentage replacement of sand …
— Notably, the partial substitution of sand with copper slag outperforms both quartz and sand individually, with the optimal strength achieved at a 50% replacement …
alternative material to natural sand. Some alternatives materials have already been used as a replacement of natural sand such as fly-ash, quarry dust or limestone and siliceous stone powder, filtered sand, copper slag are used in concrete and mortar mixtures as a partial or full replacement of natural sand (Chandana Sukesh et al 2013)[9].
replacement of sand i. e. fine aggregate. The Copper Slag and Stone Quarry dust in concrete provides economic benefits as well as for all environmental related problems in industries. Due to the scarcity of fine aggregate for the preparation of mortar and concrete, partial replacement of Copper Slag and Stone quarry Dust with Fine aggregate ...
— Results demonstrated that the replacement of sand with quarry dust increases the compressive strength of concrete by a maximum of 84.3%, and when 2% fibre was added to the concrete, it raised to 90%.
Reinforced Concrete With Partial Replacement Of Fine Aggregate By Copper Slag 1M.Kishoret,2G.S Anurekha 1PG Student, 2Assistant Professor 1Civil Engineering, 1SNS College OF Technology, Coimbatore, India Abstract : In many developing countries, concrete is the most extensively used "manmade" material for construction in all types of
Quarry sand – Each crusher unit produces between 20 and 25 percent of its total output as quarry dust waste. If compressive strength is a concern, replacing sand with quarry dust should ideally range from 55% to 75%. He goes on to say that sand replacement is possible if fly ash another industrial waste is added. Foundry sand –
— Data projected replacement of cement by 15 % Alccofine, 10% Metakaolin and 30% GGBFS substitution and Fine aggregates (50% Copper slag, 30% Foundry …
— INTRODUCTION The value of concrete in present society cannot be underestimated. We can see concrete structures everywhere, such as buildings, roads, bridges, and dams. There is no escaping the impact concrete makes on your everyday life. Concrete is a composite material which is made up of filler and a binder. Typical …
— Venkatesa, et al [6] studied on concrete with Steel Slag (SS) as replacement of sand and walnut shell as coarse aggregate replacement. It was reported that 20% increase in strength was observed with SS as 40% by weight of sand. Jawad, et al [7] studied on concrete with WFS as 40%-50% replacement to sand resulted in very poor …
— Based on the check results, the best proportion of usage of copper slag for fine aggregate in the concrete is optimized and the consequences received are compared with the replaced concrete ...
— The book 'Sustainable Construction Materials—Copper Slag' reviews application options of copper slag in concrete and cement production, ... In all other studies replacement of sand by CUS was investigated. It can be seen that when sand is replaced the strength increases with a higher proportion of copper slag up to levels of 60– ...
— Therefore, it is recommended that 40–50% of copper slag (by weight) be used as a partial replacement for natural sand, resulting in a concrete mixture with …
— An experiment was conducted to investigate the strength and durability properties of concrete having copper slag as a partial replacement of sand (fine aggregate) and results have been...
— This work focuses on the use of copper slag, as a partial replacement of sand for use in cement concrete and building construction. Cement mortar mixtures prepared with fine aggregate made up of …
CONCRETE BY PARTIAL REPLACEMENT OF CEMENT WITH QUARRY DUST AND SAND WITH IRON SLAG 1Rahul D. Ghode, 2Dr. P. P. Saklecha, 3Prof. A. B. Dehane 1Student of Mtech Structural Engineering, 2Professor, 3Assistant Professor 1,2,3Department of Civil Engineering, 1,2,3Bapurao Deshmukh College of engineering, …
Copper Slag Concrete 10% 15% 20% ... Al-Jabri, K. and Makoto Hisada. "Copper slag as sand replacement for high performance concrete", Cement & Concrete Composites, Vol. 31, pp. 483- 488, 2009. ... "Effect of copper slag and cement by-pass dust addition on mechanical properties of concrete", Construction and building ...
— Copper slag, quarry dust, and manufactured sand were used as fine aggregates in this study. CS and QD replaced M-sand at a rate of 20% from 0% to 80% …
The main Ingredients of conventional concrete are cement, sand and aggregate. Performance of concrete is affected by ... especially at low w/b ratios (0.5 and 0.6). Higher copper slag (13.5%) replacement yieldedlike stone dust or recycled ... laboratory test results of copper slag, wood ash & quarry dust for its suitability as cement replacing ...
— Structural materials consist of a hard, chemically inert particulate substance known as aggregate (usually sand and gravel), bonded together by cement and water. ... the compressive strength of concrete with copper slag replacement increases as the percentage of replacement increases, up to a maximum of 0.50% replacement (36.88 …
sand. A. Copper Slag At present about 33 million tons of copper slag is generating annually worldwide among that India contributing 6 to 6.5 million tones. 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 addition, quarry dust is utilised in the manufacturing of concrete cubes at a replacement level of 30% by fine aggregate. These cubes were allowed to cure for seven days, twenty-eight days, fifty-six days, and ninety days, and then the results of compressive strength and split tensile strength tests were recorded.
— Therefore, it is recommended that copper slag be used as a replacement for river sand in conventional concrete at a maximum of 50% and for high-strength concrete at 75%. Copper Slag in Plastering. Copper slag can also be used for plastering flooring and horizontal surfaces, but it is not suitable for ceiling plaster.
