mixture design for coconut shell as an aggregate in concrete

USE OF WASTE COCONUT SHELLS AS SUBSTITUTE FOR

60180mm for a concrete mix design (Neville, 1990). The variation of the slump with the replacement of a coconut shell aggregate is shown in Table 03. The results indie that the slump tends to increase with the increment of coconut shell percentages, resulting in higher workability. Table 3: Workability of Concrete (slump mm)

Mix Design of Concrete Construction Aggregate Concrete

Mix design is a process of specifying the mixture of ingredients required to meet anticipated properties of fresh and hardened concrete. OR The process of selecting suitable ingredients of concrete and determining their relative amounts with the objective of producing a concrete of the required, strength, durability, and workability as

5 STUDY ON STRENGTH PROPERTIES OF COCONUT SHELL

taken into consideration during the selection of the optimum coconut shell aggregate concrete mix. Also, the concrete mix was optimized for coconut shells cement ratio and w/c ratio. This optimum mix was then used throughout the entire investigation for the production of coconut shell aggregate concrete specimens.

Optimization of standard mix design of porous paving

This paper aims to obtain the most optimal mixture of standard design strengths using coconut fibers and coconut shell as a coarse aggregate with a ratio of 10%, 20%, 30%, 50%, and the parameters used in this study are a compressive strength,

Tomas UcolGaniron, Jr Google Scholar Citations

Their combined citations are counted only for the first article. Sustainable Management of Waste Coconut Shells as Aggregates in Concrete Mixture. TU Ganiron Jr. Journal of Engineering Science and Technology Review 6 (5), Recycling of Waste Coconut Shells as Substitute for Aggregates in Mix Proportioning of Concrete Hollow Blocks.

COCONUT SHELL AS A SUBSTITUTE FOR AGGREGATES IN MIXES

Mar 19, 2007 · Sun drying the shell is needed to make sure biodegradable materials decay before it is mixed with concrete. Breaking the coconut shell into the aggregate size needed, about ¾ of an inch, for standardization of the experiment. Sieving the pieces to get an accurate size for the experiment. Mixing the shell with the cement and sand mixture.

Optimization of Coconut Fiber in Coconut Shell Concrete

concrete) and 53.66% (coconut shell concrete) on the addition of coconut fibers. Similarly, the split tensile strength increased by 19.44% and 30%, respectively. The number of blows needed for failure of specimen in impact resistance test was more for concrete mixed with fibers. The experimental

Mix design and mechanical properties of oil palm shell

Mix design and mechanical properties of oil palm shell lightweight aggregate concrete: A review Payam Shafigh*, Mohd Zamin Jumaat and Hilmi Mahmud Department of Civil Engineering, Faculty of Engineering, University of Malaya, 50603 Kuala Lumpur, Malaysia. Accepted 11 October 2010

Experimental Behaviour Of Reinforced Concrete Beams With

Selection of type of grade of mix, mix design by an appropriate method, trial mixes, final mix proportions. Estimating total quantity of concrete required for the whole project work. Estimating quantity of cement, fine aggregate, coarse aggregate, coconut shells required for the project work.

COCONUT SHELL AS AGGREGATE IN CONCRETE ROOF TILES

1. Coconut shells are applicable as partial substitute as coarse aggregates for concrete roof tiles. 2. The good indiors of coconut shell quality as aggregate of concrete roof tiles are particles, shape and texture, resistance to crushing, absorption and surface moisture, and lightweight. 3.

COCONUT SHELL BUILDING BLOCKS KSCST

condition on different dome shaped coconut shells have been carried out. A suitable mix design has been derived presuming a moderate exposure condition for the blocks. With a mix proportion of M25 (1:1:2) concrete, standard cubes of 15 cm dimensions have been prepared for the analysis.

PERFORMANCE OF COCONUT SHELL AS COARSE AGGREGATE

the Flexural Strength attained reduces invariably from 10%15% as compared to the Coarse Aggregate Concrete. • The cost reduction in the production of concrete by 50:50 replacements of Coarse AggregatesII and Coconut Shells varies between 9%11% as compared to the Coarse Aggregate Concrete.

Performance of coconut shell as coarse aggregate in concrete

Jun 01, 2017 · We prepared coconut shell modifiedconcrete. • Coconut shell was utilized as coarse aggregate as partial replacement of conventional coarse aggregates. • Its utilization is a sustainable approach to consume the nonbiodegradable coconut shell waste.

MIX DESIGN AND RHEOLOGICAL PROPERTIES OF SELF COM

Results showed that fly ash blended SCLWC with coconu t shell as coarse aggregate performed satisfactorily in flowability, viscosity and passing ability. In particular, mixtures wit h15% and 20% cement replacement with fly ash gave very good results. Keyword: coconut shell, concrete, fly ash, selfcompacting, mix design, lightweight aggregate. 1.

Mechanical and bond properties of coconut shell concrete

Jan 01, 2011 · Mechanical and bond properties of coconut shell concrete Mechanical and bond properties of coconut shell concrete Gunasekaran, K. Kumar, P.S. Lakshmipathy, M. 20110101 00:00:00 The properties of concrete using coconut shell as coarse aggregate were investigated in an experimental study. Compressive, flexural, splitting tensile strengths, impact resistance and bond

Walnut Shell for Partial Replacement of Fine Aggregate in

A central composite design (with 2*2=4 factorial points, 2*2 starpoints and 2 repetitions of central point) was adopted to optimize and model the effect of water/cement ratio (0.380.52), and walnut shells content (1.7258) wt.% for concrete mixes used walnut shell for partial replacement of fine aggregate.

The Influence of Coconut Shell as Coarse Aggregates in

Significant quantities of coconut shell (CS), a byproduct of agriculture, can be used as an artificial source of coarse aggregates. In this study, four CSs were used as coarse aggregates replacement in asphalt concrete with 0%, 10%, 20%, 30%, and 40% weight volumes. The particle sizes of the CSs used as main coarse aggregates range from 5 mm to 20 mm.

Can Coconut Be Used as an Aggregate? – FOR CONCRETE

Nov 09, 2017 · Coconut husks as an aggregate for concrete mix designs To make concrete greener and reduce the impact of rejected coconut shells on the environment, researchers have been testing the use of coconut fibers as full or partial replacement for aggregates.

BEHAVIOUR OF REINFORCED CONCRETE BEAMS WITH COCONUT SHELL

Dec 07, 2013 · BEHAVIOUR OF REINFORCED CONCRETE BEAMS WITH COCONUT SHELL AS COARSE AGGREGATES [light weight aggregate] Eswari By Kasi BEHAVIOUR OF REINFORCED CONCRETE BEAMS WITH COCONUT SHELL AS COARSE AGGREGATES CONDUCTING CUBE TEST All the ingredients of the mix were weighed and mixed in the concrete mixture machine as per the concrete mix design

Experimental Study on Palm Kernel Shells as Coarse

Experimental Study on Palm Kernel Shells as Coarse Aggregates in Concrete Daniel Yaw Osei, Emmanuel Nana Jackson Abstract— This paper reports on experimental investigations on the effects of replacing crushed granite in concrete with palm kernel shells on the strength, density and workability of concrete.

Lightweight Concrete Using Coconut Shells as Aggregate

Lightweight Concrete Using Coconut Shells as Aggregate 455 The slump obtained for the trial mix was 55 mm, which has showed that CS concrete has a medium degree of workability.

Performance of coconut shell as coarse aggregate in concrete

Jun 01, 2017 · 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.

EXPERIMENTAL INVESTIGATION OF COCONUT SHELL AS

By complete replacement of coarse aggregate by coconut shell the densities of concrete gets reduced. By introducing coconut shell a light weight concrete can be achieved. Coconut shells are economic since it is an agricultural waste. By using coconut shell as aggregate in concrete a proper method for reducing natural wastages

An Investigation on The Strength and Workability of

indied a 30% and 42% cost reduction for concrete produced from coconut shells and palm kernel shells when used as substitute for the coconut shell were more suitable than palm kernel shells when used as substitute for conventional aggregates in concrete production. Also attempts by Abdullah (2003), Okafor (1988), and Okpala

Mix Design for Concrete with Crushed Ceramic Tiles as

ceramic tiles will also show more In the following mix design of M25 grade concrete, normal weight aggregate has been replaced by coconut shell aggregate and their respective calculation has been done. 2. Mix Design Detail The mix design for M25 grade concrete is

Lightweight Concrete Using Coconut Shells as Aggregate

Lightweight Concrete Using Coconut Shells as Aggregate. Conference Paper (PDF Available) new aggregates into the mix design is a common way to lower a . concrete''s density.

Performance of coconut shell ash and palm kernel shell ash

Performance of coconut shell ash and palm kernel shell ash as partial replacement for cement in concrete High cost of cement used as binder in the production of concrete has led to a

Coconut Shell as a Partial Replacement to Coarse Aggregate

2004) and the replacement of coarse aggregate to coconut shell have to be done on volume basis (Mannan and Ganapathy, 2001). In the experimental study an attempt is made by designing a concrete mix for a 28 day characteristic compressive strength of 20 N/mm2 as per IS 10262 (2009) and replacing the coarse aggregate with