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Abstract. Coconut Shell Powder were . obtained from coconut shell tha. t had been discarded and grinded until it become in a form of powder. This study were conducted to determine the chemical and physical properties of coconut shell powder to be used as a filler inside concrete.
EFFECT OF NANO SILICA ON THE COMPRESSIVE STRENGTH OF CONCRETE 1 BILLA MAHENDER, 2 ... silica fumes and even bacteria. Of the various technologies in use, nano-technology looks to be a promising approach in improving the properties of concrete. ... To study the effect of nano-silica on the compressive strength of concrete. ...
Coconut Shell Ash As Partial Replacement of Ordinary Portland Cement In Concrete Production ... Silica Fumes, coconut shell ash ... J et al. 5 Determined the performance of concrete made with ...
Experimental study on strength characteristics on M 25 concrete with partial replacement of cement with fly ash and coarse aggregate with coconut shell R. NAGALAKSHMI Abstract- An attempt has been made to examine the suitability of replacing the 20% of fly ash obtained from V.T.P.S; Vijayawada is .
Aim of the research was to investigate the effect of Coconut Shell Ash (CSA) with cement as a partial substitution in the production of alternative cement blocks to subsist conventional ones. Utilization of this natural agro waste material helps to prevent the environmental pollution, reduces the construction cost as well as contributes to sustainable construction.
The objective of this study was to investigate the effects of different species of oil palm shell (OPS) coarse aggregates on the properties of high strength lightweight concrete (HSLWC). Original and crushed OPS coarse aggregates of different species and age categories were investigated in this study.
Jun 05, 2015· is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. ... A study on effects of silica fume on mechanical properties of ...
Request PDF on ResearchGate | A study on the performance of coconut shell concrete with silica fume | This study focuses on the full replacement of coarse aggregate with coconut shell, which is an ...
The present experimental work deals with the study of mechanical and flexural properties of coconut shell ash reinforced epoxy composites. Carbonisation method was used to prepare the coconut shell ash by heat treating the crushed coconut shell at a temperature of 600 and 800 degrees.
there is good bond strength between coconut shell and cement paste [8]. Torsional studies on normal concrete, ultra high-performance concrete and squared beams emphasise the strengthening requirements of concrete beams [9, 10]. Presence of steel fibres will reduce the brittleness of concrete, which is attributed to the crack bridging effect [11].
a detailed experimental study on Compressive strength, split tensile strength, flexural strength at age of 7 and 28 day. Durability study on acid attack was also studied and percentage of weight loss is compared with normal concrete. Test results indicate that use of Silica fume in concrete has improved the performance of concrete in
A combination of Egg shell with silica fumes are used in different combinations to find the feasibility of using the Egg shells as an alternate to cement Egg shell powder replaces 10%, 20% and 30% in addition with the silica fume by 5%, 10%, 15% of weight of cement. Concrete is cast and Compressive test, Tensile and Flexural tests
Feb 05, 2019· The water absorbed by the coconut shell during the course of soaking is stored and the pore structure in the coconut shell behaves like a reservoir. Intermittent curing condition produces the highest coconut shell aggregate concrete strength followed by full water curing . Coconut shell concretehave a good quality in itslater stage.
Abstract. The effect of cement replacement with mineral admixtures such as silica fume and fly ash on the mechanical and chemical resistance of lightweight coconut shell concrete was studied.
Therefore to form another track for research on coconut shell concrete, already a study was taken and produces a kind of coconut shell concrete pipe [27] and hence in this study, an attempt is made to produce manhole cover slabs using coconut shell as a coarse aggregate and studied the essential properties and reported.
Feb 22, 2016· • To study the properties of coconut shells, compatibility of coconut shells with cement and to produce coconut shell aggregate concrete with 28 day compressive strength more than 20 N/mm2. • To study the strength properties of concrete in replacement of coarse aggregate .
studies on waste materials as construction materials. KEYWORDS: Palm kernel shell ash, pozzolan, concrete and compressive strength 1. INTRODUCTION The utilisation of supplementary cementing materials such as fly ash, slag and silica fumes has proven effective in making strong and durable concrete and to provide solution to the
varying proportions of coconut shells. The rice husk ash and silica fume were used to develop two reference concrete mixtures. The results show that the properties of hardened concrete decrease at temperatures of more than 400 °C. Key words: lightweight self-compacting concrete, coconut shells, rice husk ash, silica fume, high temperature
furnance slag and silica fumes [13,14]. Also a ... Previous study by [17] has shown that coconut shell is suitable as substitute for conventional ... for concrete produced from coconut shells. Apart from its use in production of fibre-roofing material, the other possibility of using coconut fibre as an aggregate in concrete production has
and 42% for concrete produced from coconut shell and palm kernel shell respectively [6,7]. Siti Aminah Bt Tukiman and Sabarudin Bin Mohd (2009) replaced the coarse aggregate by coconut shell and grained palm kernel in their study. Percentage of replacement by coconut shell were 0%, 25%, 50%, 75% and respectively.
Abstract: A study on the performance of a renewable activated carbon towards concentration reduction for ethyl orange dye was conducted. The coconut shell activated carbon was prepared by varying the carbonization temperature and impregnation ratio of chemical activation agent and coconut shell.
A comparative study on egg shell concrete with partial replacement of cement by fly ash. International Journal for Research in Applied Science and Engineering Technology vol. 3 pp.12-20. Dixit M. Meena A. Malik A. Chhinderpal and Sundesha K. 2016. Effect of using egg shell powder and micro silica partially in place of cement in M25 concrete.
Coconut shell will become one of the best alternatives for the use as coarse aggregate. SerkanSubasi (2009) investigated on the effects of ... weight loss in Light-Weight concrete when silica fumes and Superplasticizer were added. For the experimental study 12 ... Feasibility Study on Lightweight Aggregates in Concrete - A Review
Researchers have studied fibre reinforced concrete, silica-fume concrete and fly ash concrete, separately; but until now, the study is not carried out on coconut fibres with addition of fly ash ...
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