especially Kerala, Karnataka. Coconut shells as a substitute for coarse aggregates in concrete is gaining importance especially in this region in terms of possible reduction of waste products in the environment and finding a sustainable alternative for non-renewable natural stone aggregates.

coconut shell as partial replacement of coarse aggregate in concrete: review Coconut shell based activated carbon-iron oxide magnetic nanocomposite for fast and efficient removal of oil spills Coconut water as a potential resource for cellulose acetate membrane preparation

This paper presents the results of an investigation carried out on the comparative cost analysis and strength characteristics of concrete produced using crushed, granular coconut and palm kernel shells as substitutes for conventional coarse aggregate in gradation of 0%, 25%, 50%, 75% and . Two mix ratios (1:1:2 and 1:2:4) were used.

IRJET-Performance Evaluation of Waste Coconut Shells and Coir Fiber as Substitute for Coarse and Fine Aggregate in Structural Concrete Members. IRJET Journal. Chetan Kumar D S Kumar. IRJET Journal. Chetan Kumar D S Kumar. Download PDF. Download Full PDF Package. This paper.

coconut shell and fiber as aggregates that will meet the ASTM requirements in order to help ... as a partial substitute as coarse aggregates for concrete hollow blocks. (b) the good indicators of ...

suitability of coconut shells as substitute for either fine or coarse aggregate in concrete production. Because of the smooth surface on one side of the shells, concrete made with coconut shell presents better workability (Kanojia and Jain, 2015). Kanojia and Jain (2015) also reported that coconut shell has

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 characterized by voids in total mix, …

cost analysis and strength characteristics ofconcrete produced using crushed, granular coconut and palm kernel shells as substitutes for conventional coarse aggregate in gradation of 0%, 25%, 50%, 75% and . Two mix ratios (1:1:2 and 1:2:4) were used. A

test results. The use of coconut shell can also help the prevention of the environment. 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.

Coconut shells as a substitute for coarse aggregates in concrete is gaining importance especially in this region in terms of possible reduction of waste products in …

to substitute sand. At present, coconut shell has also been burnt to produce charcoal and activated carbon for food and ... 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-

suitability of coconut shell as substitute for either fine or coarse aggregate in concrete production. (Olanipekun et al., 2006).Investigated the comparative cost analysis and strength characteristics of concrete produced using

This experimental study mainly captures the possibilities of using coconut shell (CS) as a substitute for coarse aggregate (CA), to overcome the disposal challenges and waste minimization. Based on the experimental outcomes of this study, one can notice that, CS can be used as an alternate material to CA to make concrete light weight and ...

Coconut shells as a substitute for coarse aggregates in concrete is gaining importance especially in this region in terms of possible reduction of waste products in …

The possibility of utilizing recycled coconut shell aggregates in concrete as coarse aggregate is examined in 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 ...

especially Kerala and Tamil Nadu. Coconut shells as a substitute for coarse aggregates in concrete and fly ash are substitute for fine aggregates is gaining importance especially in this region in terms of reduction of waste products in the environment and finding a sustainable [4] [8]

Figure 1: Grading curves of Coconut Shells & Conventional Coarse Aggregates Comparison with British Standard The Gradation curve of a coconut shell falls within the recommended range for a coarse aggregate (BS 882). All tests were performed using aggregates from these well-graded coconut shell …

Abstract: The effect of coconut shell and its ash has been investigated and the experiments have been done to utilize these waste materials with concrete as a partial replacement for coarse aggregate and cement. The coconut shell in the form of aggregate is a material which can be a substitute for coarse aggregate in concrete.

creation of coconut is contributed by in excess of 80 nations. India additionally assumes a significant part in the coconut commitment just as in age of shells as strong waste. Because of exhaustion of normal aggregates the waste coconut shell might be considered for supplanting the traditional aggregates. Some of actual qualities of coconut shell which make it positive for coarse aggregate ...

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%. Further, it was revealed that for mix design of concrete of 20 N/mm 2 ...

a substitute for conventional coarse aggregates. coconut shell concrete can be classified under structural Keywords — Coconut shells, coarse aggregate replacement, light

· conclude that the coarse aggregate and fine aggregate replaced with coconut shell aggregate. [5]. Anand Ramesh (2018) is reported that he is replace the coarse aggregate by 5% and 10% by the coconut shells, there was a rise in compressive strength at . Performance of Waste Coconut Shell as Partial

1. Coconut shells are applicable as partial substitute as coarse aggregates for concrete roof tiles. 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.

Keywords: Coconut shell, coarse aggregate, light weight concrete. Akshay S. Shelke et al 212 1. Introduction ... sand can be a potential material to substitute sand. At present, coconut shell has also been burnt to produce charcoal and activated carbon for food and carbonated drink and filtering mineral water use. However, the coconut shell is ...

a substitute for conventional coarse aggregates. coconut shell concrete can be classified under structural Keywords — Coconut shells, coarse aggregate replacement, light

coconut shells with fine and coarse aggregates. The strength increases upto 20% replacement of coir fiber and coconut shells when compared with normal concrete after which the strength decreases with the increase in the percentage replacement. B. Split tensile strength results 15%, 20%, 25% and 30% replacement of coir fiber

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.

Coconut shells are more suitable as low strength-giving lightweight aggregate when used to replace common coarse aggregate in concrete production. In the following paper the normal weight aggregate has been replaced by coconut shell aggregate and cubes have been casted to test their compressive strength and other physical properties.

The Behavior of Reinforced Concrete Beams with Coconut Shell as Coarse Aggregates CIVIL Project aims at analyzing flexural and compressive strength characteristics of concrete produced using crushed, granular coconut as substitutes for conventional coarse aggregate with partial replacement using M30 grade concrete. Beams are casted, tested and their physical and mechanical …

that agriculture waste coconut shell can also be used as coarse aggregate for concrete. 2. COCONUT SHELL Coconut is grown in more than 93 countries. India is the third largest, having cultivation on an area of about 1.78 million hectares for coconut production. Annual production is about 7562 million nuts with an average of

Some of the interesting insights of the study are: (a) coconut shells and fibers are applicable as a partial substitute as coarse aggregates for concrete hollow blocks. (b) the good indicators of coconut shell and fiber quality as aggregate of concrete hollow blocks are particles, shape, and texture, resistance to crushing, absorption and ...

countries like India. The possibility of utilizing recycled coconut shell aggregates in concrete as coarse aggregate is examined in 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

Malaysia is coconut shell. The aim of the study is to study the effect of palm kernel and coconut shell as coarse aggregate replacement on compressive strength of concrete and water absorption. Firstly, the palm kernel and coconut shell were cleaned from any impurities before it was crush into smaller size. A set of laboratory tests including

Fig. 1 Concrete beam casted using coconut shell as coarse aggregates III. TEST RESULTS A. 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 50% beam initial crack is 30 kN. The coconut shell …

The results from the study were expected to promote the use of coconut shell as a substitute for conventional light weight coarse aggregates. Keywords:Coarse aggregate, Coconut shell, compressive strength, workability, light weight concrete. 1.INTRODUCTION