Concrete cube specimens were made with copper slag replacing cement in the following proportions; 2.5, 5, 10 and 15% compared to the control (0%) specimen under normal laboratory conditions and cured in three different conditions, namely; water, solar chamber and ambient air up 90 days.
Get MoreNo 25: Split tensile strength of concrete with Copper Slag Split tensile Average failure Sl.no Type of concrete strength(N/mm2) load(kg)x103 on 28th day 1 Control concrete 22620 3.2 2 10% Replacement of sand 23326 3.3 45 with copper slag 20% Replacement of sand 3 26860 3.8 with copper slag 30% Replacement of sand 4 29690 4.2 with copper slag 40 ...
Get MoreConcrete systems are built to last a long time - even if they're exposed to an extreme weather events -and the durability results in minimal costs for maintenance and repair. The greater resilience of concrete buildings = more sustainable construction. With a lower cost to operate and maintain, longer use results in bigger savings .
Get Moreconcrete is more than copper slag concrete except 10% replacement level of copper slag. As compared to conventional concrete copper slag concrete with 20%, 30% and 40% shown less water absorption i.e.0.225, 0.28 and 0.22 respectively. Sl No Replacement of copper slag increased decrees in loss of % Replacement of copper slag
Get MoreHigh Performance concrete (HPC) has received increased attention in the development of infrastructure Viz., Buildings, Industrial Structures, Hydraulic Structures, Bridges and Highways etc. leading to utilization of large quantity of concrete. This paper presents a comprehensive coverage of High Performance concrete developments in civil engineering field.
Get More(RHA), Copper Slag, Fine Ground Ceramics have been ... Performance Concrete with GGBS show ed better per- ... [14] K. Pazhani and R. Jeyaraj, "Study on Durability of High .
Get MoreBased on the characteristics of coarse aggregates and the mechanical properties of the concrete samples, they found that 40% of copper slag, 40% iron slag, and 25% of recycled concrete aggregate possessed more strength than the conventional concrete mix . Thus, it can be concluded that the performance concrete is affected by the characteristic ...
Get MoreMay 13, 2021· Utilization of Copper Slag in Bituminous Concrete with a Stone Dust and Flyash as a Filler Material. ... Durability Studies on Fly Ash Stabilized Reclaimed Asphalt Pavement Materials. Geo-Chicago 2016 ... A Study of Alternative Materials for Flexible Pavement using Copper Slag, ...
Get MoreIn: concrete, SP-170-45; 1997. p. 879–98. Proceedings of the sixth CANMET/ACI international conference on durability of [19] Ayano T, Sakata K. Durability of concrete with copper slag fine aggregate. In: concrete, SP-212-67; 2003. p. 1093–108.
Get MoreJul 16, 2018· Study on Strength Properties of Concrete with Admixture Containing Copper Slag at Various Proportions. Nanubilli Ramu 1, Bandlamudi Kishore Babu 2, Rai David Sanjay 3. 1 Assistant Professor, Department of Civil Engineering, Vignan Institute of Information Technology Duvvada, Visakhapatnam, Andhra Pradesh, India
Get More55% at 40% replacement of fine aggregate by copper slag, and up to 75% replacement, concrete gain more strength than control mix concrete strength. D.Brindha and S.Nagan[28] have studied on durability of copper slag admixed concrete they told that Utilization of industrial soil waste or secondary materials has encouraged in
Get MoreEffect of Alkali Activator Parameters on Strength and Durability Properties of Geopolymer Concrete: Completed: 2019-A Maharishi: Strength and Durability of Slag Cement Concrete made with Copper Slag as Fine Aggregates: Completed: 2019-P Tiwari: Effect of Silica Fume on Strength and Water Permeation of Self Compacting Concrete: Completed: 2018 ...
Get MoreHooton, R.D., "Thirty Five Years' Experience with Slag Cement Concrete in North America," Nordic Concrete Research 11/2012 (Proceedings, Workshop on Durability Aspects of Fly ash and Slag in Concrete, Oslo Feb. 2012) pp. 179-190.
Get MoreMar 17, 2021· Although ultra high-performance concrete (UHPC) has great performance in strength and durability, it has a disadvantage in the environmental aspect; it contains a large amount of cement that is responsible for a high amount of CO 2 emissions from UHPC. Supplementary cementitious materials (SCMs), industrial by-products or naturally occurring materials can help relieve the environmental …
Get Moreconcrete with fine aggregate and recycled coarse aggregate. Based on literature review the following objectives are deriv ed o To understand the characteristics of copper slag and recycled a ggregates and prepared mix design for M30 grade concrete. o To review harden concrete strength by substituting copper sla g (0%, 10%, 20%, 30%, 40%, 50%
Get MorePCA Fall 2021 Committee Meetings. Sept 29 – Oct 1. Design and Control of Concrete Mixtures Course. Oct 11 – Oct 14. Mill Grinding Course. Oct 25 – Oct 26. Kiln Process Program. Oct 27 – Oct 28. Troubleshooting: Solutions to Concrete Field Problems.
Get MoreChart-1: Comparison of convention concrete with copper slag replaced concrete Table-6 Comparison of Percentage Change in Strength of Partial Replaced Copper Slag Concrete W.R.T Conventional Concrete Percenta ge replacem ent Streng th attain ed at 7 days Streng th attain ed at 14 days Streng th attain ed at 28 days Percent age change in strength ...
Get MoreJun 20, 2019· Despite the advances in studies utilizing industrial, construction and agricultural wastes as alternative materials for concrete making, there are still gaps to be covered on the durability characteristics of most materials. This study presents a shot overview on the durability properties of alkali-activated slag (AAS) composites. The durability properties of AAS explored include …
Get MoreHowever, other researchers mentioned that concrete incorporated with copper slag shows cementitious properties; furthermore, the pozzolanicity of copper slag increases the strength [12,13,14,15,16]. Additionally, another study assessed the pozzolanicity of clay composed of cement and copper slag . The scanning electron microscopy (SEM) results ...
Get More4.5. Effect of copper slag replacement on the durability of normal concrete Two tests were conducted to assess the durability of concrete made with copper slag as a ne aggregate substitution. The rst. 0 0 20 40 50 60 80 100. Copper slag content (%) Fig. 4. Effect of copper slag addition on the surface water absorption for different concrete ...
Get Morestudies for the use of jarosite in cement manufacture, utilization of by product sand in the manufacture of cement, utilization of copper granulated slag from copper industry, lump formation in cement bags etc. were carried out for different organizations. Ten cement plants availed the services of establishing limestone consumption factor.
Get MoreCopper slag is a glassy granular material with high specific gravity. Particle sizes are of the order of sand and have a potential for use as fine aggregate in concrete. The copper slag was brought from Sterlite Industries Ltd (SIL), Tuticorin, Tamil Nadu, India. SIL is producing copper slag during the manufacture of copper metal. Currently ...
Get MoreMar 03, 2018· In the recent past, there has been considerable attempts for improving the properties of concrete with respect to strength and durability, especially in aggressive environments. High performance concrete appears to be better choice for a strong and durable structure. A large amount of by-product or wastes such as fly-ash, copper slag, silica fume etc. are generated by industries, which …
Get MoreApr 01, 2011· The following conclusions can be drawn from this investigation: 1. The application of copper slag waste effectively reduced the deteriorative sulfate expansions as much as replacing of cement by 5%, 10% and 15% of copper slag led to 57.4%, 63.4% and 64.7% lower expansion than that of concrete without copper slag. 2.
Get MoreIn this study different percentage of copper, slag is used. 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. It was found that with an increase in the amount of copper slag in concrete
Get MoreFor M20 Grade Mix Concrete (40% of. copper slag replacement) the 28 day s and 90 days Split. Tensile strengt h were 2.204 N/mm2 and 2.58 N/mm2. compared with 2.17 N/mm2 and 2.3 N/mm2 for the ...
Get MoreThis paper reports the results of an experimental study on the high performance concrete made with copper slag as fine aggregate. The percentage of Copper Slag(CS) added by weight in a range viz. 0, 25, 50, 75 and as a replacement of sand used in …
Get MoreStructural lightweight concrete specimens were created and tested for compression and tensile strength, then were compared to traditional concrete. Copper Slag and Fiberglass were used as partial fine aggregates for the mix design. Supervisors: Dr. Federico Fernández, Dr. …
Get MoreFor M 20 and M 25 grade concrete, the optimum sand replacement proportion is generally 35- 40%. Moreover, generally the sand can be replaced till 50-60% by copper slag in concrete. 4. The ...
Get MoreStudy on torsional behaviour of retrofitted rectangular RC beam with web openings using CFRP; Study on strength & Durability of high performance concrete made with metakaolin, copper slag and crusher dust. Academic Experience. Assistant professor in SRM Institute of Science and Technology (formerly known as SRM University) since June 2011.
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