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the surface properties of coconut shells also pay an important role in determining the flexural properties of concrete. The reduction in self weight was found to be 9.56%, 19.16%, 38.32% when 25%, 50% and of coarse aggregate was replaced by coconut shell respectively. Design Mixture Mixing Moulding De-Moulding Testing Curing Results
Mar 07, 2020· Gunasekaran K, Kumar PS, and Lakshmipathy M (2011) Mechanical and bond properties of coconut shell concrete, Constr. Build. Mater. 10. Santhosh Kumar M, Prasath Kumar VR, and Gunasekaran K (2016) Study on mechanical properties of high strength concrete using coconut shell as coarse aggregate, Int. J. Chem. Sci. 11.
Cement is a binder material with various composition of Concrete but instantly it posses low tensile strength. The study deals with mechanical properties of that optimized fiber in comparison with conventional and coconut shell concrete. The accumulation of fibers arbitrarily dispersed in the composition increases the resistance to cracking, deflection and other serviceability conditions ...
(2018) Sekar, Kandasamy. Materials. Coconut shell concrete is one of the recently established lightweight concretes. This paper discusses the optimization of adding coconut fibers in both coconut shell concrete and conventional concrete. Coconut fibers at different aspect ratios of 16.67, 33.33, ...
Mechanical and Bond Properties of Lightweight Concrete Incorporating Coconut Shell as Coarse Aggregate. American Journal of Civil Engineering and Architecture. 2019; 7(1):38-46. doi: 10.12691/ajcea-7-1-5. Correspondence to: Ismail Saifullah, Department of Civil Engineering, Khulna University of Engineering & Technology (KUET), Bangladesh.
mechanical properties such as compressive strength, split tensile strength and ... coconut shell concrete (CSC-0%) using coconut shell as coarse aggregate. 0.5%, ... formation of CSC aggregate-cement paste bond, which reduces the flowability of the mix. When 0.5% fibre was added the workability of both mixes reduced.
Coconut shell is most popular material used in the concrete which is replaced by 0%, 5%, 10%, 15%, and 20% by the weight of coarse aggregate and different properties of coconut shell aggregate concrete is examined. Reinforcement of concrete is necessary to enhance its engineering properties. Coconut
The comparison of the fresh, mechanical and bond properties of grade 30 lightweight concrete, namely oil palm kernel shell concrete (OPKSC) with normal weight concrete (NWC) of similar strength is presented in this paper. Oil palm kernel shell (OPKS), an industrial waste has been used as lightweight aggregates (LWA) in the OPKSC.
bond properties were determined through pull-out test. Coconut shell concrete can be classified under structural . lightweight concrete. O.T. Olateju. in this paper reports the . exploratory study on the suitability of the periwinkle she. lls . as partial or in concrete works. Physical and mechanical
Apr 30, 2019· Coconut fiber was used in coconut shell concrete (CSC) and its durability properties were studied. The properties include: water absorption, volume of permeable pore voids, rapid chloride ...
The incorporation of coconut shell ash into concrete mixtures also resulted in an increase in the mechanical properties up to 10% replacement of Portland cement. The compressive, tensile, and flexural strength of mixtures incorporating 10% coconut shell ash as replacement of Portland cement is 12%, 10%, and 9% higher than that of the control ...
The comparison of the fresh, mechanical and bond properties of grade 30 lightweight concrete, namely oil palm kernel shell concrete (OPKSC) with normal weight concrete (NWC) of similar strength is presented in this paper. Oil palm kernel shell (OPKS), an industrial waste has been used as lightweight aggregates (LWA) in the OPKSC. In addition, mineral admixtures, 10 of silica fume and 5 fly ash ...
Abstract 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 strength were measured and compared with the theoretical values as recommended by the standards. For the selected mix, two different water–cement ratios have been considered to study the effect ...
The results showed that increase in replacement of coconut shell volume fractions yielded increase in workability and water absorption with corresponding decrease in the mechanical properties of the concrete; however 28 day compressive strength of 25 MPa and density of 1874 kg/m was obtained for 30% respective replacement of fine and coarse ...
2.4 Coconut Waste in Concrete 21 2.4.1 Coconut fiber concrete 21 2.4.2 Coconut Shell concrete 23 2.5 Destructive Test (Mechanical Properties) 27 2.5.1 Compressive Strength Test 27 2.5.2 Flextural Strength Test 28 2.5.3 Splitting Tensile Strength Test 28 2.6 Non Destructive Test (Mechanical Properties…
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 strength were measured and compared with the theoretical values as recommended by the standards.
Apr 11, 2021· This project also includes the investigation on the mechanical properties of CFRC with coconut shell aggregate by incorporating coconut fibre and shell together in concrete matrix. The optimum percentage of coconut fibre in CFRC was obtained as 1% (by weight of cement) for peak flexural and tensile strength.
properties of palm kernel shell concrete U. Johnson Alengaram*, Hilmi Mahmud, Mohd Zamin Jumaat and S. M. Shirazi Department of Civil Engineering, Faculty of Engineering, University of Malaya, 50603 Kuala Lumpur, Malaysia. Accepted 31 August, 2010 This paper presents information on the physical and mechanical properties of different sizes of palm
Jan 01, 2020· Gunasekaran K, Annadurai R, Prakash Chandar S and Anandh S 2016 Study for the relevance of coconut shell aggregate concrete non-pressure pipe Ain Shams Engineering Journal 2090-4479. Google Scholar. Gunasekaran K, Kumar PS and Lakshmipathy M 2011 Mechanical and bond properties of coconut shell concrete Const Build Mater 25 92-8. Crossref Google ...
Sep 22, 2020· 10%· Many researches were conducted on coconut shell aggregate concrete in the last decade. This paper presents an overview of physical, mechanical and chemical properties of coconut shells, followed by a discussion on the physical, mechanical, bond and durability properties of coconut shell aggregate concrete.
M, Study on mechanical and bond properties of coconut shell concrete, Const Build Mater; 25(1) (2011): p.92–98. DOI: 10.1016/j.conbuildmat.2010.06.053 [10] Maninder Kaur, Study on a review on utilization of coconut shell as coarse aggregates in mass concrete, International Journal of Applied Engineering Research, ISSN 0973-4562 Vol. 7 No. 11 ...
Vignesh et al. [11] analyzed the mechanical properties of alkali treated coconut shell powder - polymer matrix composites. The coconut shell powder was treated with different levels of soaking time and concentration of alkali solutions. As a result of alkali treatment, modification occurred in the surface of coconut shell powder.
Feb 17, 2016· The properties of concrete using quarry dust (QD) as fine aggregate and coconut shell (CS) as coarse aggregate were examined in this investigation. Workability, density of concrete, compressive, flexural, splitting tensile strengths, impact resistance and bond strength were considered and evaluated with the theoretical values as recommended by ...
Gunasekaranstudied the properties of concrete using coconut shell as coarse aggregate were splitting tensile strengths, impact resistance and bond strength were measured and compared with the theoretical values as recommended by the standards.The bond properties were determined through pull-out test.
Dec 05, 2013· Gunasekaran K, Kumar PS, Lakshmipathy M (2011) Mechanical and bond properties of coconut shell concrete. Constr Build Mater 25(1):92–98. Article Google Scholar 5. Gunasekaran K, Kumar PS, Lakshmipathy M (2011) Study on properties of coconut shell as an aggregate for concrete. Ind J Ind Concr Ins 12(2):27–33
Feb 25, 2019· Mechanical and Bond Properties of Lightweight Concrete Incorporating Coconut Shell as Coarse Aggregate. Ismail Saifullah 1,, Md. Mahfuzur Rahman 1, Abdul Halim 2 and Md. Rafiue Islam 3. 1 Department of Civil Engineering, Khulna University of Engineering & Technology (KUET), Bangladesh. 2 Structural Engineer, Bangladesh Accord on Fire and Building Safety, Bangladesh
properties of both conventional and coconut shell concrete. Keywords: coconut shell; aggregate; coconut fiber; mechanical properties; bond properties 1. Introduction In general, concrete is strong in compression and weak in tension. Plain concrete possesses a very low tensile strength, limited ductility, and little resistance to cracking.
Mar 03, 2020· This study investigated the effect of adding fly ash on the mechanical and durability characteristics of coconut shell (CS) concrete. Two different mixes were developed, one with CS and the other with conventional aggregate and CS as coarse aggregate. Cement was replaced with Class F fly ash in terms of weight at 0, 10, 20, and 30% in both mixes.