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An Experimental Analysis on Self Compaction Concrete Using Nano Silica
Subject area: Science,Engineering and Technology · Area of research: St Martin's Engineering college
Abstract
In this study, the mechanical properties of concrete composites containing Nano silica were investigated to produce more flexible and high-strength concrete. For this purpose, the different content of Nano-silica powder was added to concrete. The mechanical properties and the morphology of the sample were investigated. The mechanical properties such as flexural, tensile and compressive strength were significantly improved by incorporating the Nano-silica. Optimum composition containing 2.5 wt.% to 3.5 wt.% of nano silica was obtained, in which the tensile strength, compressive strength and flexural strength were expected increase for 0.25% to 1.28% respectively compared to the next concrete. Scanning Electron Microscope images showed that introducing the nano-silica into concrete improved the interfacial transition zone in between the cement particles. When SCC compared with Nominal Concrete, there is significant increase in workability and compressive strength. And also Normal SCC (without NS) is compared with Different small dosages of SCC with NS powder, there will be a significant increase in strength.
Keywords
Self Compacting Concrete, Filling ability, Passing ability.
References
[1] Aaron W.Saak, Hamlin M.Jennings and SrendraP.Shah ,“New Methodology for Designing SCC”, ACI Materials Journal, Title No.98-M46
[2] Dr. Hemant Sood1, Dr.R.K.Khitoliya2 and S. S. Pathak1, “Incorporating European Standards for Testing Self Compacting Concrete in Indian Conditions”, International Journal of Recent Trends in Engineering, Vol. 1, No. 6, May 2009
[3] EFNARC (European Federation of national trade associations representing producers and applicators of specialist building products), Specification and Guidelines for self-compacting concrete, Hampshire, U.K. (2002)
[4] Frances Yang A report on self-consolidating concrete 3-21(2004)]
[5] Hajime Okamura and Masahiro Ouchi (2003) “Self-Compacting Concrete”, Journal of Advanced Concrete Technology, Japan Concrete Institute, Vol. 1.
[6] IS: 1489 (Part-1), Indian standard specification for Portland PozzolanacementPart1Fly ash based Bureau of Indian Standards, New Delhi, India (1991).
[7] IS: 383-1970, Specifications for Coarse and Fine aggregates from Natural sources for Concrete, Bureau of Indian Standards, New Delhi, India (1970).
[8] IS:4031(Part-iv,v), Indian standard code of practice for Methods of tests for Properties of cement Bureau of Indian Standards, New Delhi, India (1988).
[9] Jagadish Vengala Sudarsan, M.S., and Ranganath, R.V. (2003), “Experimental study for obtaining self-compacting concrete”, Indian Concrete Journal, August, pp. 1261- 1266.
[10] Manu Santhanam and Subramanian, S. (2004) “current developments in Self Compacting Concrete”, Indian Concrete Journal, June.
[11] Mohammed Sonebi, Steffen Grunewald and Joostwalraven “Filling Ability and Passing Ability of Self-Consolidating concrete”, ACI materials Journal (mar/apr-2007).
[12] MuctebaUysal and Kemalettin Yilmaz “Effect of mineral admixtures of self-compacting concrete”, Cement and Concrete Composites, Vol 33(2011)
[13] Mullick. A.K “Cement-super plasticizer compatability and method of evaluation”, The Indian Concrete Journal, June (2008).
How to cite this paper
@article{1702306,
author = {P. Vamshi Krishna, Vipparthi Rajesh, Dhondi Roshitha, R. Abhishek},
title = {An Experimental Analysis on Self Compaction Concrete Using Nano Silica},
journal = {Iconic Research And Engineering Journals},
year = {2020},
volume = {3},
number = {11},
pages = {192-208},
issn = {2456-8880},
url = {https://www.irejournals.com/formatedpaper/1702306.pdf},
abstract = {In this study, the mechanical properties of concrete composites containing Nano silica were investigated to produce more flexible and high-strength concrete. For this purpose, the different content of Nano-silica powder was added to concrete. The mechanical properties and the morphology of the sample were investigated. The mechanical properties such as flexural, tensile and compressive strength were significantly improved by incorporating the Nano-silica.
Optimum composition containing 2.5 wt.% to 3.5 wt.% of nano silica was obtained, in which the tensile strength, compressive strength and flexural strength were expected increase for 0.25% to 1.28% respectively compared to the next concrete. Scanning Electron Microscope images showed that introducing the nano-silica into concrete improved the interfacial transition zone in between the cement particles.
When SCC compared with Nominal Concrete, there is significant increase in workability and compressive strength. And also Normal SCC (without NS) is compared with Different small dosages of SCC with NS powder, there will be a significant increase in strength.},
keywords = {Self Compacting Concrete, Filling ability, Passing ability.},
month = {May},
}