2019-7-29 · source of structural aggregate material. It is becoming more difficult to find natural resources. Therefore the coconut shell as partial replacement for coarse aggregate in concrete is studied. The density, slump and compressive strength of concrete are tested. The replacement of coarse aggregate by coconut shell by 0%, 10%, 20% and 30%.
2017-6-19 · 2.5 Coconut shell as replacement of coarse aggregate 17 2.6 Coconut shell as replacement of fine aggregate 18 2.7 Compressive strength machine 23 2.8 Splitting tensile strength Machine 24 2.9 Three point loading (ASTM C78) 25
2020-5-16 · The use of coconut shell as coarse aggregate in concrete has never been a usual practice among the average citizens, ... % of replacement of coconut shell 7 days Compressive Strength 24 26 28 30 32 0% 2.50% 5% 7.50% 10% m 2) % of replacement of coconut shell
2019-7-1 · coconut shell used as a light weight aggregate in concrete, the properties of coconut shell concrete examined, Control concrete with normal aggregate and CS concrete with 10 - 30% coarse aggregate replacement with CS were made, and Constant water to cementitious ratio of 0.5 was maintained for all the concretes.
An optimum percentage replacement of coarse aggregate with coconut shell aggregate is determined from the study. Coarse aggregate made from coconut shells were used in proportions of 5%, 10%, 15%, 20%, 25%, 30% and 35% to replace coarse aggregate in conventional concrete. A constant water to cement ratio of 0.5 was used throughout the study.
2021-1-2 · waste Coconut Shell as the replacement for the coarse aggregate with the various proportions. The compressive strength is calculated for all the proportions of the sample. From that strength we can conclude the optimum replacement level of coarse aggregate. In this research the replacement percentage is up to 50% with the conventional
2021-9-9 · Therefore, as a solution and to save enviroment the replacement of coarse aggregate in concrete is become essenetial. Theare various alternative materials for coarse aggregate such as wastes of plastic, glass rubber, coconut shell, construction waste, quarry dust etc. can be used as replcememnt of coarse aggregate in concrete.
2016-3-21 · 2.4 Previous Research Of Coarse Aggregates Replacement Material 15 2.4.1 Recycled Tires 15 2.4.2 Cockcle Shell 16 2.4.3 Coal bottom Ash 16 2.4.4 Coconut Shell 17 2.4.5 Palm Kernel Shell 18 CHAPTER 3 METHODOLOGY 3.1 Introduction 20 3.2 Material
2015-2-2 · d. Shell As Coarse AggreIn the paper Exploratory Study of Coconut Shell as Coarse Aggregate in Concrete by Abdulfatah Abubakar and Muhammed Saleh Abubakar, Department of Civil Engineering, Kaduna Polytechnic, Kaduna were investigated on the Design grade – M10, M15 & M20. Aggregate Crushing Value - For Coarse Aggregate – 21.84
2019-6-21 · silica fume and partial replacement of coarse aggregate by. coconut shell. In this project we are partially replacing cement. by 10% of silica fume and partially replacing coarse aggregate. by coconut shell is varies from 0 to 10% at interval of 2.5% . For this research, M25 grade concrete was used.
2016-10-2 · 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 respective-ly. Conclusion is that the combinationof these materials has . potential of being used as. lightweight aggregate in co. ncrete and also has reduce the . material cost in ...
2021-9-23 · The coconut shell can be used as a coarse aggregate in concrete. It has functional resistance capacity against crushing, impact & abrasion. There is no special treatment required for coconut shells when used as coarse aggregate in concrete.
2021-8-23 · Coconut Shell has been used as replacement for Coarse Aggregate. The Replacement of M Sand as Fine Aggregate has helped in reducing the exploitation of riverbeds. Manufactured Sand are produced by crushing the rocks that are obtained from hills and mountains. The Coconut shell has been used as the aggregates for producing lightweight …
2016-7-26 · This paper presents the results of an investigation carried out on the properties of porous asphalt mixture that are prepared by using granite aggregate and coconut shell. Four coconut shells (CS) as substitutes for conventional coarse aggregate were considered in the study: 0%, 10%, 30%, and 50% by weight of volume. The porous asphalt properties are …
2019-7-1 · the present study. An optimum percentage replacement of coarse aggregate with coconut shell aggregate is determined from the study. Coarse aggregate made from coconut shells were used in proportions of 5%, 10%, 15%, 20%, 25%, 30% and 35% to replace coarse aggregate in conventional concrete.
2017-8-29 · AIMS OF THE PROJECTA • 1.To determine various alternatives available for coarse aggregate. • 2.To carryout a detail analysis on coconut shells as a coarse aggregate in concrete. • 3.To prepare a methodology for the project & its analysis. • 4.To enlist advantages & short comes of coconut shell as a coarse aggregate …
The waste coconut shell may be utilized to replace natural coarse aggregate. In present study, compressive strength of concrete of M - 20 grades has studied by replacing natural coarse aggregates at 0%, 5%, 10%, 20% and 30%, by weight with coconut shell. Compressive strength of coconut shell concrete has been evaluated on 7, 14, 21 and 28 days.
2017-5-8 · 2.70. This indicates that coconut shell is lighter than coarse aggregate and more volume of coconut shell will be required to replace equal weight of coarse aggregate in concrete. The bulk density of coconut shell obtained is 648 which far less thanis about 1437 of coarse aggregate implying its good for lightweight concrete.
2020-4-1 · Waste Coconut Shell as a Partial Replacement of Coarse Aggregate in Concrete Mix - An Experimental Study Yogesh Narayan Sonawane1, Chetan Jaiprakash Chitte2 1, 2Assistant Professor, R. C. Patel Institute of Technology, Shirpur, Maharashtra, India Abstract: In construction industry the rising cost of construction material is the great factor ...
2021-3-24 · Coarse aggregate were used in proportions of 5, 10, 15 to replace coarse aggregate in conventional concrete. The high demand for concrete in the construction using normal weight aggregates such as gravel and granite drastically reduces the natural stone deposits and this has damaged the environment there by causing ecological imbalance.
Specific gravity testsare carried out for fine and coarse aggregate. In this project Fineaggregate is replaced by Quarry dust of 30 % along with the partial replacementof coarse aggregate with coconut shell. The coarse aggregate is replaced with10 %, 20%, 30% and 40 % by coconutshell.
2014-1-21 · Coconut shell aggregate concrete satisfies the requirements of ASTM C 330. 4. Conclusıon To increase the speed of construction, enhance green construction environment we can use lightweight concrete. The possibility exists for the partial replacement of coarse aggregate with coconut shell to produce lightweight concrete. Coconut shell exhibits
2013-12-7 · Light weight aggregate concrete beam with coconut as aggregate is tested in bending (flexural) of capacity 400k.n 23. TEST RESULTS Failure mode In the control concrete beam initial crack is 35 kN. The coconut shell 25% beam initial crack is 25 kN. The coconut shell …
· Coconut shell as a completely substitution in the place of coarse aggregate may totally effective for designers in construction industry. The coconut shell …
2020-8-3 · coconut shell and coir fiber, as partial coarse aggregate replacement in making concrete hollow blocks. Keywords –aggregate, ASTM, coconut shell, coir fiber, concrete hollow blocks INTRODUCTION Concrete hollow block (CHB) is one of the most widely used walling material in building and infrastructure.
2021-1-6 · 4. According to R. Nagalakshmi, M25 grade of concrete with cement replaced by fly ash and coarse aggregate by coconut shell and find its compressive, tensile strength. 5. According to Sabarudin Bin Mohd, he replaced coconut shell and palm kernel shell in place of coarse aggregate in concrete in 0,25,50,75 and 100 % replacement.
2015-6-10 · coarse aggregate in solving part of natural aggregate. The various waste materials are used such as coconut shell, cockle shell, periwinkle shell, foundry sand etc. so here in my project I will use coconut shell waste as replacement of coarse aggregate by different percentage for making concrete of different grade like M-20.