The paper aims at analyzing compressive strength of concrete (M20-1:1.5:3) produced using coconut shell as substitute for conventional coarse aggregate with 0%, 25%, 50%, partial replacement. Three sample cubes are prepared for M20 grade concrete mix for each case another aim of this paper is to spread awareness about use of coconut shell ...

 · This study is conducted by completely replacing coarse aggregate with coconut shell (CS) an agricultural waste. Though it achieves the target strength the decrease in quality of coconut shell concrete (CSC) is enhanced by utilizing a pozzolanic material Ground Granulated Blast-furnace Slag (GGBS) and its optimum percentage of …

The coconut shell is more resistant to acidic, salty and alkaline attack. The characteristic properties of concrete such as compressive strength, split tensile strength, flexural strength, impact resistance, bond strength using the mix made by replacing coarse aggregates with coconut shell were reviewed in this paper.

 · The replacement of coarse aggregate by coconut shell by 0%, 10%, 20% and 30%. The tests were carried out and the results obtained suggested that the replacement …

 · The amount of coconut fibre added in coconut shell concrete was 0.5% of mass volume. The results showed that replacing aggregate with coconut shell reduced the concrete density and compressive strength. Additional coconut fibre aided in holding the coconut shell concrete material and improve the slump value.

 · This paper presents a brief history and review of Egg shell powder in concrete with the aim of introducing the technology. Keywords: Cement replacing material, Egg Shell powder, Compressive strength 1.0 INTRODUCTION Concrete is a mixture of different materials like binder (cement), fine aggregate, coarse aggregate and water. Use of …

 · Egg shell with silica fumes are used in special combos to discover the possibility of using the Egg shells as a trade to cement Egg shell powder replaces 10%, 20% and 30% further with the silica fume by using 5%, 10%, 15% of weight of cement. Concrete is cast and Compressive check, split tensile and Flexural assessments were

 · Coconut shell is available in abundant quantity in local agricultural fields and considered as waste product. On the other hand, cement production emits a lot of toxic …

A short review on the use of coconut shell powder as, These properties suggested coconut shell powder as potential material to replace course aggregate in concrete Environmentally-friendly composites had been the interest of researchers nowadays Therefore the use of natural sources to gradually replace the conventional materials had been rapidly …

The impact resistance of coconut shell concrete is high when compared with conventional concrete [7]. Moisture Mix design was done according to IS 10262:2009 and IS retaining and water absorbing capacity of coconut shell are 456:2000.

Coconut shells were material in place of natural aggregate in concrete production replaced by 5%, 10% replacement of coarse aggregate with makes concrete as sustainable and environment friendly coconut shells. A total of 18 cubes, 18 cylinders and 3 beams Construction material. were prepared for test.

 · The 28 days compressive strength test of concrete replaced with 0, 5 and 10% coconut shell ash as fine aggregate along with PPC and PSC was found to be 37.33, 28.00, 19.68, 26.37, 24.88 and 19.70 N/mm 2, respectively. As the replacement percentage kept on increasing, it was observed that the compressive strength of concrete decreased.

 · conut shell increases in the two mix ratios, Coconut shell exh. bited a higher compressive strength than palm kernel shell in . the test. Moreover, there is a cost redu. concrete produced from coconut shell and palm ke. respectively [10,11]. Fig.1 Coconut Shell Fig.2 Waste Coconut Shell . 3 P ROPERTIES OF C OCONUT S HELL a)

 · Coarse aggregate was replaced by crushed coconut shells in three different percentages namely 25%, 50% and . Workability, …

 · replace the cement. In this study report egg shell powder and coconut shell ash is used for partially replacing the cement. M-20 grade concrete designed specimen is tested for compressive strength. Egg shell powder + coconut shell ash are varies up to 13% (0%, 5%, 10%, 12%, 13%) to weight of cement in concrete.

 · The amount of coconut fibre added in coconut shell concrete was 0.5% of mass volume. The results showed that replacing aggregate with coconut shell reduced the concrete density and compressive strength. Additional coconut fibre aided in holding the coconut shell concrete material and improve the slump value. Keywords Coconut fibres

 · (uncontrolled combustion) for three hours and that product is incinerated in muffle furnace at 800oC for 6 hrs to produce coconut shell ash (CSA), which in turn was …

 · The ratio of 7 days to 28 days strength ranges from 0.87 (for concrete without CS) to 0.42 (for concrete with 40% CS). 3. Replacement of conventional aggregate by waste coconut shell makes the concrete lighter. Reduction in concrete density is about 7.5% for 40% replacement. 4.

 · recommended that concrete produced by replacing 18.5% of the crushed granite with coconut shell aggregate can be economically used in reinforced concrete. 3. CONCLUSIONS [2]From the above mentioned work of assorted researchers, it's clear that waste glass powder & coconut shell is used as a

Coconut shell in powder forms is usually used together with cement to produce high strength, more durability and lightweight concrete for structural component in construction area. The aim of this paper is to spread awareness about the usage of eggshell and coconut shell as a development material in civil engineering designing.

 · concrete when coconut shell aggregate(CSA) was added to control concrete of grade M20. The cement content was kept at 383kg/m3. TABLE III. RESULTS WITH 5% REPLACEMENT OF COCONUT SHELL AGGREGATE Mechanical property 7 days 28 days Compressive strength(N/mm2) 17.9 24 Split tensile strength (N/mm2) 1.05 2.45 Flexural …

 · 1.Allie.A.M et al, 2018 reviewed the study of eggshell powder as a cement replacing material in concrete. After studying the various researches it was found that the egg shells are very useful material instead of a waste material ... day and also the impact strength of coconut shell concrete is greater than the conventional concrete at 5.5%, 8% ...

 · It was observed that the coconut shell has a great potential as a partial replacement of the aggregate in the concrete. The present work is only an accumulation of information about GFRGC and...

 · Coconut shellsare a type of agricultural waste which can be converted into useful material. Therefore,this study was conducted to investigate the properties of …

 · Coconut shell powder in varying percentages of1%, 3% and 5% was used as filler material in concrete grade 30 and evaluated after a curing period of 7 days and 28days respectively. Compressive strength, water absorption and carbonation tests were conducted to evaluate the strength and durability of CSP concrete in comparison with normal concrete.

It is useful as a raw material for Activated Carbon industries. 2. It is used as filler in the manufacture of Bakelite Plastic or Phenolic Molding Powder and extender. 3. As a filler material for synthetic resin glues. 4. It is often made use of with special surface finishing liquid products as mastic adhesives, absorbents, bituminous products ...

 · 6.1 Hollow Blocks. Hollow blocks produced from coconut shell aggregate concrete were studied for the basic properties, viz., shrinkage characteristics, durability properties and bond strength. It was found that CS played a significant role in reducing the shrinkage cracks in CSAC compared to the conventional concrete.

 · 3.4. Coconut shell powder Table 3.1- Physical properties of coconut shell powder Properties Value Specific gravity 1.33 Fineness modulus 3.8% Bulking 35% 4. MIX DESIGN 4.1 Mix Proportion 5. CONCLUSIONS This paper presents the effective way of utilizing crushed coconut shell powder as fine aggregate in concrete. Now a

 · Based on the results, the optimum content of replacing CA was 50%. In particular, the compressive, tensile, and flexural strength obtained after 28 days of curing were 46.2, 3.74, and 8.06 MPa, respectively, from the RSM model and 46.18, 3.85, and 7.99 MPa, respectively, from the GEP model. ... the percentage passing of coconut shell …

Coconut shell in powder forms is usually used together with cement to produce high strength, more durability and lightweight concrete for structural component in …

 · The coconut shells can be used in place of natural coarse aggregate. The influence of replacing natural coarse aggregate with coconut shell at 0%, 10%, 20%, and 30% by weight on the compressive strength of M-30 grade concrete was studied. Coconut shell concrete's compressive strength was evaluated for seven, fourteen, and twenty …

Waste Coconut Shell as a Partial Replacement of Coarse Aggregate in Concrete Mix-An Experimental Study Y. Sonawane, C. J. Chitte Published 2016 Engineering, Materials Science In construction industry the rising cost of construction material is the great factor. The prices of building materials are rising day by day.