International Research Journal of Engineering and Technology (IRJET)
e-ISSN: 2395-0056
Volume: 12 Issue: 09 | Sep 2025
p-ISSN: 2395-0072
www.irjet.net
EXPERMENTAL INVESTIGATION OF PARTIAL REPLACEMENT OF FINE AGGREGATE WITH COPPER SLAG AND CEMENT BY RICE HUSK ASH AND NATURAL ADMIXTURES (WELAN GUM). Dr. M.G.L. Annaamalai1, V. Ramkumar2, Dr. R. Prabhu3, Dr. N. Sharmiladevi4 , C. Ranjani4, M. Mugesh5 1 Head of the Department, Civil Engineering, VSA Group of Institutions, Tamil Nadu, India. 2 Assistant Professor, Civil Engineering, VSA Group of Institutions, Tamil Nadu, India. 3 Principal, VSA Group of Institutions, Tamil Nadu, India. 4 Head of the Department, Bio Medical, VSA Group of Institutions, Tamil Nadu, India. 5,6 Student, B.E. Civil Engineering, VSA Group of Institutions, Tamil Nadu, India.
--------------------------------------------------------------------------***----------------------------------------------------------------------ABSTRACT 1.INTRODUCTION Worldwide the average consumption of river sand for construction increases 40 billion tons annually as river sand is used as a conventional construction material. The large scale of extraction lead to cause impact in marine and biodiversity, so there is an immediate attention to be taken in construction industry to find an alternative construction material. The main objective of this investigation is to compare the strength parameter and behavior of fresh and hardened concrete with conventional concrete and copper slag incorporated concrete in various percentages as replacement of fine aggregate. Approximate 24.6 million tons of copper slag generated at every year of copper production in worldwide. Concrete is the most normally utilized structure material for development and it expends nearly the all-out concrete substance creation on the planet. Rice husk debris gives great compressive solidarity to the solid. It is a side-effect; henceforth, it helps in chopping down the ecological contamination. The thickness of cement containing rice husk debris is like the ordinary weight concrete. The possible use and ideal use of copper slag and Rice Husk Ash in the creation of cement. Test results on compressive quality, split rigidity, flexural quality and functionality of cement uncovered that the quality of cement following 28 days expanded individually subsequent to supplanting sand by copper slag. Imbuing copper with Rice Husk Ash expanded the qualities of cement separately when contrasted with ordinary copper slag solid blend. This research investigation the corrosion-inhibiting potential of Welan Gum (WG) for steel reinforcement in concrete exposed to sodium chloride (NaCl). Techniques such as electrochemical impedance spectroscopy (EIS).
Our country most of the Construction activities are made with concrete, as it is easily available concrete is being used for all major construction like dams, towers, water tanks, houses, roadways, railways sleepers, offshore structures, brides, etc. In Concrete 25-40% of sand is used as fine aggregate, rapid increase of using conventional construction activities lead to acute shortage of construction materials. India demand comparatively greater cost at around two or three times the cost of crusher. India has enormous growth in steel and copper industry. Copper slag which is produced during Pyro-metallurgical production of copper from copper ores contains material such as alumina, calcium oxide, silica etc. For every tonnage of metal produced about 2.2 tones slag is generated. Disposal of such huge quantity of slag cause both environmental and space problems. Rice husk debris (RHA) fillers are gotten from rice husks, which are typically seen as agrarian waste and an environmental risk. Rice husk, when expended in outside the rice plant, yields two sorts of flotsam and jetsam they can fill in as fillers in plastics materials. The rice paddy preparing adventures give the outcome rice husk. As a result of the extending pace of environmental defilement and the ideal of practicality factor have made utilizing rice husk. The clarifications for the use of rice husk as a possibility for concrete in strong gathering are explained in the going with zones. To have a fitting ideal on the introduction of rice husk in concrete, a point-by-point concentrate on its properties must be finished. Around 100 million tons of rice paddy make reactions are gotten the world over. They have a low mass thickness of 90 to 150kg/m3. This results in a more vital estimation of dry volume. The rice husk itself has an unforgiving surface which is harsh in nature. These are therefore impenetrable to normal defilement. This would achieve
KEY WORDS Copper slag, Plasticizers, Welan Gum, Rice Husk Ash, Compressive strength, Tensile strength.
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