Using same mix design coconut shell concrete was prepared by replacement of conventional crushed coarse aggregate CA with waste coconut shell CS Coconut shell replaced conventional aggregate by 10 20 30 and 40 respectively by volume and the effect on compressive strength and density of concrete was observed

Coconut shell was successfully used in the construction industry for partial or full replacement for coarse aggregates The use of coconut shell gives advantage of using waste material to partially replace the coarse aggregate Studies carried on coconut shell indicate that it can partially replace the aggregate

 · Abstract The high cost of conventional building materials is a major factor affecting housing delivery in world This has necessitated research into alternative materials of construction The project paper aims at analyzing flexural and compressive strength characteristics of concrete produced using crushed granular coconut as substitutes for conventional coarse aggregate with partial

before use as an aggregate except for water absorption Coconut shell is compatible with the cement The 28 day air dry densities of coconut shell aggregate concrete are less than 2000 kg m3 and these are 184 within the range of structural lightweight concrete Coconut shell aggregate concrete satisfies the requirements of ASTM C 330 Reference

Comparative Study on Coconut Shell Aggregate Concrete with and industrial by products few studies identified that coconut shells the agricultural by product can also be used as aggregate in concrete India is the third largest having cultivation on an area of

2 The good indicators of coconut shell quality as aggregate of concrete roof tiles are particles shape and texture resistance to crushing absorption and surface moisture and light weight 3 The compressive strength gained higher than the conventional concrete roof tiles after 7th days

The application of coconut shell concrete to flooring concrete and surface coatings etc D This project suggests reduction in amount of coarse aggregate E On one hand the waste disposal problem is solved and on other hand the coconut shell is gainfully utilized F In our location the coconut shell concrete is not use for structural

use of waste coconut shell for concrete production Key words coconut shell concrete coarse aggregate compressive strength waste disposal nation s pollution problem as a solid waste in the 1 INTRODUCTION Concrete is a composite material which composed of aggregates cement and water Concrete is used more than Read More

Figure 6 Coconut Shell Blended Concrete Cube Specimen after Test VIII LRREESSUULTT AANNAALLYYSSIISS Every result is shown by graph representing strength due to course of time in 7 28 days Graph 1 Comparison of Compressive strength analysis of CS concrete at 7 Days 0 5 10 15 20 25 30 35 40 45 0 CS Replace 20 CS Replace 30 CS Replace

Concrete samples were produced with different mix ratios to determine the best and economic proportions that will give acceptable compressive strengths Concrete specimen were produced with coconut shell as coarse aggregate ordinary river sand as

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

Concrete made from coconut shell waste as coarse aggregate will be studied for compressive strength tensile strength and flexural strength the percentage replacement will be 0 10 20 and 30 with natural coarse aggregates and replacement of 10 various size of coconut shell in concrete the

Response 5 For kind information of the Reviewer both coconut shell and coconut fibres were brought from the coconut industry at free of cost and used However it is well established that the production of any lightweight concrete lead to cost effective irrespective of material used compare to normal weight concrete

coconut shell The result also shows that the slump decreases with increase in the amount of coconut shell 25used which indicates that more water is required to maintain the same consistency as coconut shell content increases For instance at 10 20 40 60 80 and 100 coconut shell content the slump decreases by 19 05 33 33 42 86

of coconut shell aggregate and its influence on properties of both fresh and hardened concrete 1 Anwar et al 2016 studied the waste CS may be utilized to replace NCA M20 grade of concrete was produced by replacing NCA at 0 5 10 20 30 40 and 50 by weight with CS

Coconut Shell Ash In Place Of Cement Pdf The curing day takes place after 28 days these apply to all composite cement reinforced coconut fiber the same pattern of water absorption is observed in the previous research conducted by alida et al 10 but higher in value of water absorption fly ash tha

The 28 day compressive strengths of OPS concrete designed according to the ACI method for conventional concrete and methods mentioned in references A Short W Kinniburgh Lightweight Concrete

Coconut Shell as Partial Replacement of Coarse Aggregate in Concrete Free download as Powerpoint Presentation ppt pptx PDF File pdf Text File txt or view presentation slides online partial replacement of coarse aggregate

Percentages of replacement by coconut shell were 10 15 20 and percentages of replacement by coconut shell were 10 15 20 He concluded in his study that workability decreased with increase in coarse aggregate replacement Compressive and split tensile strength of coarse aggregate concretes where lower than control concrete

0 Coconut shell 5 Coconut shell 10 Coconut shell Chart 2 4 Splitting tensile strength at 28 days 5 2 3 4 2 8 0 2 4 6 Flexural strength 28 day 0 Coconut shell 5 Coconut shell 10 Coconut shell Chart 2 5 Flexural strength at 28 days 2416 2348 2300 2200 2250 2300 2350 2400 2450 Density of concrete 0 Coconut shell 5 Coconut shell 10

Fiber Reinforced Concrete can be defined as a composite material consisting of mixtures of cement mortar or concrete and discontinuous discrete uniformly dispersed suitable fibers Fiber reinforced concrete are of different types and properties with many advantages Continuous meshes woven fabrics and long wires or rods are not considered

concrete using coconut shells as replacement for crushed granite and to assess the potential use of coconut shell concrete as a structural material as well as contribute to knowledge on the use of waste materials in construction

Experimental Investigation of Concrete using Coconut Shell as a Coarse Aggregate Replacement written by B Sandeep Reddy Ch Gopi Chand B Anusha published on 2017 04 27 download full article with reference data and citations

Results revealed that with 40 replacement of conventional coarse aggregate by coconut shell 7 days compressive strength of concrete decreased by 62 6 whereas decrease in 28 days compressive strength was only 21 5 40 replacement makes the concrete lighter by 7 47

 · reinforced concrete with coconut shell as coarse aggregates 1 behaviour of reinforced concrete with coconut shell as coarse aggregates l j polytechnic ahmedabd submitted by 1 amit b munjani 146330306052 2 mehul b gohil

Sustainable Management of Waste Coconut Shells as Aggregates in Concrete Mixture Tomas U Ganiron Jr workability and compressive strength of concrete containing various percentage of coconut shell content as partial The concrete is then mixed for six to eight minutes

INTERNATIONAL JOURNAL OF SCIENTIFIC TECHNOLOGY RESEARCH VOLUME 1 ISSUE 8 SEPTEMBER 2012 ISSN 2277 8616 86 IJSTR©2012 Coconut Shell Ash As Partial Replacement of Ordinary Portland Cement In Concrete Production Utsev J T Taku J K Abstract The cost of cement used in concrete works is on the increase and unaffordable yet the need for housing and

The under taken project depends on inspecting attributes of coconut shell concrete when contrasted with conventional concrete Coconut shells going from 10mm strainer and held on 6 3mm were

Properties of Concrete with Coconut Shells as Aggregate Replacement 22 2 2 Mix proportions In order to investigate properties of CS concretes six mixes were employed Control mix M1 that is without CS was made Coarse aggregate was then replaced with CS in 10 M2 15 M3 20 M4 percentages to study effect of CS replacement