Venkateshwaran, N.; ElayaPerumal, A.; Alavudeen, A.; Thiruchitrambalam, M. Mechanical and water absorption behaviour of banana/sisal reinforced hybrid composites. ; Jawaid, M. Mechanical properties of kenaf fibre reinforced polymer composite: A review. 360 Fiber tensile test results were analyzed in 3 methods to introduce the best alkaline treatment condition. The samples were tested according to the ASTM D3039 using 30 kN Bluehill INSTRON 5567 universal Testing machine (Instron, Shakopee, USA). Rajesh, M.; Pitchaimani, J.; Rajini, N. Free Vibration Characteristics of Banana/Sisal Natural Fibers Reinforced Hybrid Polymer Composite Beam. Dependence of modulus on the percentage of cellulose in natural fibres was clear. 2. Hybrid composites of woven kenaf and bamboo mat were prepared with different weight ratios such as 70:30, 50:50 and 30:70 with a total fiber/matrix weight ratio as 40/60. The void content was calculated by using following Equations (1)–(4). The fibre was chemically treated with both NaOH and Silane to compared its physical properties with the untreated fibre. Yong, C.K. performed the experiment and wrote the manuscript with input from M.J.; J.N. Abstract. Natural fibers for soundproofing systems, thermal insulation and ecological buildings. Woven kenaf mats and bamboo fiber mat were used in this study. For this study, 360 fiber specimens were tested for 24 various conditions of initial treatment and alkaline surface modifications. ; Chuah, C.H. Kenaf fiber/high-density polyethylene/maleic anhydride (MA)-compatibilized composites were melt mixed in a twin-screw extruder and molded using injection molding machine. Different ratios of kenaf to bamboo fibers, such as 70:30(3B7K), 50:50(BK), and 30:70(7B3K), were used to fabricate the hybrid composites. Kenaf Fiber Properties: Chemical composition of kenaf: The chemical composition of kenaf fiber is as follows: Cellulose – 51-52%. The physical properties of kenaf fiber-imbedded nonwoven were measured and compared according to the blend ratio of the constituent fibers and the different nonwoven processing conditions. ; Putra, A.; Nor, M.J.M. An enhancement in elongation at break, tensile strength and modulus of hybrid composites was observed until a kenaf/bamboo ratio of 50:50. The kenaf core (20 and 40 mesh) in the form of filler and bast fibre was purchased from the National Kenaf and Tobacco Board, Malaysia (LKTN). Based on the analysis, hybrid composites with ratio 50:50 of kenaf to bamboo were slightly better in terms of their sound absorption coefficient compared to other composites in the study of sound absorption of composites without an air gap. Hydrogen peroxide solutions of different concentrations were used in a completely randomized design with factorial arrangement of treatments. The alkaline treatment of kenaf fiber may affect not only the surface but also the texture of fiber resulting in the variation of the mechanical and physical properties. The most efficient natural fibers are 384 KENAF PROPERTIES, PROCESSING AND PRODUCTS those that have a high cellulose content coupled with a low micro fibril angle, resulting in high filament mechanical properties. Kenaf fibre is the main fibre used in this study and was supplied by ZKK Sdn. Received: 22 April 2019 / Revised: 15 May 2019 / Accepted: 23 May 2019 / Published: 28 June 2019, (This article belongs to the Special Issue. PP-g-MAH-SM/kenaf fiber (KF) composites were also prepared by using a PP-g-MAH as a matrix at 200 ℃ and the KF content was fixed at 20 wt%. The characteristic of the fibre was analysed using a polarised optical microscope and the results show that both treated and untreated Kenaf fibre length, diameter and aspect ratio decreases significantly as pulverise cycle was repeated onto the same fibre batch. considerations. ; Sambu, M.; Latif, H.A. 9490601 and HiCOE Grant No. Kenaf, bamboo, and kenaf/bamboo hybrid composites were prepared using the hand lay-up method at 40% wt total fiber loading. The physical properties including the dimensional stability performance and the mechanical properties, such as the maximum bending stress, modulus of elasticity, tensile stress, and internal bonding strength of the experimental composite panels were determined. Mariatti, J.; Nasir, M.; Ismail, H. Preliminary Studies of Woven Thermoplastic Composites. Properties of a natural fiber (kenaf fiber) were determined. the physical and mechanical properties of kenaf(K)/bamboo(B) fiber mat reinforced epoxy hybrid composites. Initially, the epoxy was poured into the mould followed by bamboo mat and woven kenaf were placed inside the mould. The weight ratios of kenaf/bamboo were 30:70, 50:50 and 70:30. Woven kenaf hybrid composites of different weave designs of plain and satin and fabric counts of and were manually prepared by a vacuum infusion technique. Can be either lightweight or heavyweight. ; Yan, L.H. In order to study the behaviour of woven kenaf fibres with three types of polymers on the mechanical properties of composites, the fibre density, fibre diameter, fibre length, moisture content, water absorption, and porosity of woven kenaf fibres are measured. ; Hassan, A.; Dungani, R.; Hadiyane, A. Kumar, K.S. The ratio of fiber to polylactic acid was set at 60:40 with 1:1 ratio between kenaf and empty fruit bunch fibers. This paper reports the effect of alkali treatment conditions on the physical properties of kenaf fiber such as density, weight loss, diameter, cross sectional and fiber morphology. Zainudin, E.S. ; Joseph, K.; Carvalho, D.L.H. Abstract. We use cookies on our website to ensure you get the best experience. Kenaf/bamboo (50:50) hybrid composite displays the highest elongation at break, tensile strength and modulus compared to the other hybrid composites which are 2.42 mm, 55.18 MPa and 5.15 GPa, respectively. Fibers more Akhtar, M.N. Author to whom correspondence should be addressed. Kenaf (Hibiscus cannabinus L.) is highly considered in the pulp and paper industry and is known as a drought tolerant plant. Kenaf/polypropylene nonwoven composites: The influence of manufacturing conditions on mechanical, thermal, and acoustical performance. Effect of coir fiber loading on mechanical and morphological properties of oil palm fibers reinforced polypropylene composites. Then, the mould was placed in a hot press at 110 °C for 10 min followed by a cold press for 5 min. Aesthetically pleasing. Kenaf, bamboo, and kenaf/bamboo hybrid composites were prepared using the hand lay-up method at 40% wt total fiber loading. Based on the degradation temperature investigated by TGA, the thermal stability of PP-g-MAH-SM/KF composites was more enhanced than that of PP-g-MAH only. Lignin – 17%; Ash – 2.9% to 4.2%. A3 Preparation and Properties of Kenaf Bast Fiber Filled Plasticized Poly(lactic acid) Composites The results are summarized as follows. ; Hamdan, S. Reinforced Oil Palm Fiber Epoxy Composites: An Investigation on Chemical Treatment of Fibers on Acoustical, Morphological, Mechanical and Spectral Properties. Different ratios of kenaf to bamboo fibers, such as 70:30(3B7K), 50:50(BK), and 30:70(7B3K), were used to fabricate the ; Sulong, A.B. We use cookies to help provide and enhance our service and tailor content and ads. On the other hand, the highest natural frequency and damping factors were observed for Bamboo/Kenaf (30:70) hybrid composites. The composites were fabricated using melt mixing, extrusion and compression moulding processes. ; Yaakob, M.Y. Bakri, M.K.B. [16] examined the effect of water absorption on long kenaf hybrid woven glass using the cold press technique. Linen look. Yahya, M.N. The ratio of fiber to polylactic acid was set at 60:40 with 1:1 ratio between kenaf and empty fruit bunch fibers. 139–143, Hiroshima, Japan, 2000. Saba, N.; Paridah, M.T. hybrid composites; kenaf; bamboo; acoustic properties; vibration; tensile properties; void content, Help us to further improve by taking part in this short 5 minute survey, Effect of Selected Luminescent Layers on CCT, CRI, and Response Times, Evaluation of Mechanical, Physical, and Morphological Properties of Epoxy Composites Reinforced with Different Date Palm Fillers, Investigating the Effects of Fiber Reinforced Concrete on the Performance of End-Zone of Pre-Stressed Beams, High Performance Natural Fibre Composites, http://creativecommons.org/licenses/by/4.0/. Effect of fiber orientation on mechanical properties of kenaf-reinforced polymer composite. Hence, kenaf fiber is one of the natural fiber which often and extensively used over the past few years. Kenaf is herbaceous annual plant with a single, straight un-branched stem that grows to a height 4 to 6 metres or 12 to 20 ft. and a diameter of 25 - 50 mm or 1 to 2 inch over a 5 to 7 months growing season in a variety of climatic conditions. Hanan, F.; Jawaid, M.; Paridah, M.T. Alkali treatment conditions setting have an impact on kenaf bast fiber physical characteristics. Preparation and Physical Properties of the Biocomposite, Cellulose Diacetate/Kenaf Fiber Sized with Poly(vinyl alcohol) Chang-Kyu Lee, Mi Suk Cho, In Hoi Kim, and Youngkwan Lee* Department of Chemical Engineering, Sungkyunkwan University, Suwon 440-746, Korea Jae Do Nam ; Amico, S. Layering pattern effects on vibrational behavior of coconut sheath/banana fiber hybrid composites. Research in 2012 shows that the kenaf bast fiber encounters an excellent flexural strength and good tensile strength when compared to the other kenaf fiber parts (El-Shekeil et al. The statements, opinions and data contained in the journals are solely Kenaf Properties with reference to Papermaking. The samples were coated with a thin layer of gold prior to morphological analysis in order to obtain clear images. ; Velmurugan, R. Effect of nanoclay addition on vibration properties of glass fibre reinforced vinyl ester composites. Hao, A.; Zhao, H.; Chen, J.Y. The density was higher for kenaf comparing to market MDF. Kenaf fibers have gained so much interest among the researchers due to its unique properties and availability. Kenaf fiber is produced from the bast of a plant named Hibiscus Cannabinus. Others – 5% to 15%. The development of sound absorbing materials using natural bamboo fibers. fiber. Mechanical (flexural and impact), morphological, and physical properties (thickness swelling, water absorption, and density) were examined. }, author={Simona Cristina Romanoschi}, year={1998} } Hemicellulose – Nil. This study examined the physical properties of kenaf fiber-imbedded nonwoven for automotive pillar trim according to the blend ratio of the fibers and needle-punching process conditions. Soft Handle. The void content will reduce the physical and mechanical properties of the composites. Of all the composites, 3B7K exhibited the highest natural frequency. Alkali treatment was known as one commonly used treatment for natural fiber and obtained a good fiber matrix adhesion, thermal and mechanical properties of composite. Kenaf [etymology: Persian], Hibiscus cannabinus, is a plant in the family Malvaceae also called Deccan hemp and Java jute. 2, 0.80 cm and 1.70 cm. ; Radzi, M.K.F. A2 Morphology and Tensile Properties of Biodegradable Composites From Kenaf Fiber and Plasticized Poly(lactic acid) (12th Asian Chemical Congress (12ACC), 23rd – 25th August 2007, Putra World Trade Centre, Kuala Lumpur, Malaysia) 209. Table 1 shows the mechanical properties, surface rough-ness and fiber dimensions of the bacterial retted stem length kenaf fibers. P. Chow, R. J. Lambert, C. Bowers, and N. McKenzie, “Physical and mechanical properties of composite panels made from kenaf plant fibers and plastics,” in Proceedings of the 2000 International Kenaf Symposium, pp. Lim, Z.Y. Abstract. The properties of the kenaf fiber treated by alkali (NaOH) were investigated by spectrocolorimeter, SEM, X-ray diffractometer, FT-IR and TGA. Kwon, H.J. Researchers investigated the influence of hybridizing kenaf and oil palm fiber in the epoxy composites on mechanical properties [. Find support for a specific problem on the support section of our website. A2 Morphology and Tensile Properties of Biodegradable Composites From Kenaf Fiber and Plasticized Poly(lactic acid) (12th Asian Chemical Congress (12ACC), 23rd – 25th August 2007, Putra World Trade Centre, Kuala Lumpur, Malaysia) 209. It is made up of an inner woody core and an outer fibrous bark surrounding the core. The percentage ratio of holocellulose content, and of bast and core kenaf fiber was investigated. The composites were prepared by using hand lay-up and compression moulding techniques. The water Hence, hybrid kenaf/bamboo composites exhibited less void content, as well as improved tensile, vibration and acoustic properties. The sound absorption coefficient for testing without air gap was less than 0.5. Keywords:Kenaf fiber, polyurethane, biocomposites, mechanical properties 1. This study was conducted to find out the effects of different conditions of alkaline treatment in terms of the concentration of alkali solution and immersion time on the fiber properties. Physical properties of kenaf: Strong. The effects of carbon fibre hybridisation on the thermal properties of woven kenaf-reinforced epoxy composites were studied. The aim of this work is to study the effect of kenaf volume content and fiber orientation on tensile and flexural properties of kenaf/Kevlar hybrid composites. 2.1.1 The uses of Kenaf and kenaf products 5 2.2 Kenaf Biocomposite 6 2.3 Synthetic rubber 8 2.4 Styrene-Butadiene Rubber (SBR) 9 2.4.1 Physical Properties of Styrene-Butadiene Rubber (SBR) 9 2.4.2 Uses of Styrene-Butadiene Rubber (SBR) 11 2.5 Kenaf as filler 12 CHAPTER 3 METHODOLOGY 3.1 Materials 13 3.2 The equipment 13 3.3 Sample preparation 14 The surface morphology of the fracture surface of the tensile samples was examined by using Hitachi S-3400N scanning electron microscopy (SEM) (Hitachi, Krefeld, Germany) with an acceleration voltage of 10 kV. Sample codes are listed in. 2012). Physical and chemical characteristics of kenaf core and hemp core. Copyright © 2014 Elsevier Ltd. All rights reserved. Effect of jute fibre loading on tensile and dynamic mechanical properties of oil palm epoxy composites. The sound absorption coefficient of the composites did not show significant difference. This study aims to investigate the void content, tensile, vibration and acoustic properties of kenaf/bamboo fiber reinforced epoxy hybrid composites. The physical-mechanical properties, such as color, tensile strength, and moisture regain (MR), are the main characteristics that influence the processing and performance on the final products from kenaf fiber. As the thickness of the air gap increased, the maximum peak of sound absorption shifted to lower frequency. Sreekala, M.; George, J.; Kumaran, M.; Thomas, S. The mechanical performance of hybrid phenol-formaldehyde-based composites reinforced with glass and oil palm fibres. MDPI stays neutral with regard to jurisdictional claims in published maps and institutional affiliations. Koizumi, T.; Tsujiuchi, N.; Adachi, A. Chandradass, J.; Kumar, M.R. analyzed the data and corrected the manuscript. Kenaf (Hibiscus Cannabinus L.) fibres are thermally and alkali treated to enhance the interfacial bond between the fibre-matrix, the mechanical properties of the fibre itself, the fibre-reinforced thermally activated alum sludge ash (AASA) and the nanosilica (NS) blended cementitious composites. The hybridization of woven kenaf/bamboo reduced the void content. The hybridization of woven kenaf and bamboo showed an improvement in overall properties. Jawaid, M.; Abdul Khalil, H.P.S. Influence of alkaline treatment and fiber loading on the physical and mechanical properties of kenaf/polypropylene composites for variety of applications. Kenaf is one of the allied fibres of jute and shows similar characteristics. The breaking and tearing strengths of the kenaf-imbedded nonwoven were dependent on its weight and its mean pore size. The kenaf fibers treated by alkali became darker and their Munsell color values changed from Y (yellow) to YR (yellowred) according to an increased NaOH concentration. KENAF ECO FIBERS ITALY S.P.A. Main characteristics of the kenaf core and the hemp core. Voids in hybrid composites were determined as per ASTM-D-2734-70. Kenaf and pineapple leaf fibre offered tremendous potential for hybridization. Kenaf fiber, Starch, Kenaf/starch bio-composite, Physical properties, Interfacial adhesive properties 참고문헌 (22) KCI에서 이 논문을 인용한 논문의 수는 0건 입니다. ; Hassan, A.; Abdallah, E. Bi-layer hybrid biocomposites: Chemical resistant and physical properties. Introduction Fiber reinforced plastics (FRP) are widely used these days due to its excellent mechanical and physical properties. Physicothermal properties of the composites were studied at different percentages of compatibilizer contents using various techniques. ; Siva, I.; Rajini, N.; Jappes, J.W. Zhou, H.; Li, B.; Huang, G. Sound absorption characteristics of polymer microparticles. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. Tensile properties of kenaf fiber due to various conditions of chemical fiber surface modifications. It is used for industrial products, can also be utilized as a cost effective and environmentally acceptable approach to the creation of a partially Physical and Chemical Properties of Fibers Extracted From Sugarcane and Kenaf Rind. Kenaf, bamboo and hybrid composites were fabricated using the hand lay-up method. Corpus ID: 202950276. The length of the kenaf bast fibre was shortened manually using a Pallman Knife Ring Flaker. The effects of alkali treatment on kenaf fiber physical properties under various conditions were explored. In general, the elongation at break properties of the composites decreased when 10 wt% of kenaf fiber was added and the value was gradually reduced with more addition of kenaf fiber. The effects of alkali treatment on kenaf fiber physical properties under various conditions were explored. Kenaf fiber is a potentially outstanding reinforcing filler in thermo-plastic composites. Application of kenaf fiber has attracted a huge interest in the world due to increased paper consumption and protected tropical forest. https://doi.org/10.1016/j.conbuildmat.2014.01.036. Water – 7-10%. Lower tensile strength and modulus of 7B3K compared to BK might be due to the failure of kenaf fiber to withstand the applied load on the composite. A study of Acoustics Performance on Natural Fiber Composite. Our dedicated information section provides allows you to learn more about MDPI. Even though 7B3K has higher bamboo content compared to BK, it has lower tensile strength and modulus compared BK (55.28 MPa and 5.15 GPa). Besides, the scanning electron microscopy was employed to observe the specimens’ appearance, fracture area and fibers’ diameter. Effect of wettability and ageing conditions on the physical and mechanical properties of uniaxially oriented jute-roving-reinforced polyester composites. Subscribe to receive issue release notifications and newsletters from MDPI journals, You can make submissions to other journals. Woven kenaf mat is a plain weave while bamboo mat is punched mat. In kenaf fiber density, it was found that a small increase of kenaf density value after alkali treatment compared to untreated kenaf fiber. A. Meanwhile, impact energy is highest at 10% kenaf Kenaf fiber can be obtained by decortications of the kenaf plant stem. The effects of initial water treatment conditions of kenaf fiber were investigated. The gauge length used was 60 mm and testing speed was set at 5 mm/min. 3.5 Kenaf Fiber Properties Tests 63 3.5.1 Preparation of Kenaf Fiber 63 3.5.2 Alkaline Treatment of Kenaf Fiber 64 3.5.3 Alkaline Treatment Process 65 3.5.4 Cutting Process for Kenaf Fiber 65 3.5.5 Storage of Kenaf Fiber 66 3.5.6 Physical and Mechanical Property Tests on Kenaf Fibers … A composite made from 100% carbon fibre was served for a comparison purpose. Nowadays, researchers are focused on developing sustainable materials using natural fibers as reinforcement in polymeric composites. The weight ratios of kenaf/bamboo were 30:70, 50:50 and 70:30. kenaf fiber were treated under various conditions alkali concentration at 2, 6 and 10 (w/v%), immersion duration at 30, 240 and 480 minute and immersion temperature at 27, 60 and 100 oC. The effects of carbon fibre hybridisation on the thermal properties of woven kenaf-reinforced epoxy composites were studied. The plain woven kenaf fibre was prepared and cut to fabricate composite samples according to the ASTM standards. This study aims to investigate the void content, tensile, vibration and acoustic properties of kenaf/bamboo fiber reinforced epoxy hybrid composites. The individual fiber properties in hybrid composites, such as strength, modulus and elongation at break, will determine the overall performance of the composite [, Scanning electron microscopy of tensile fractured woven kenaf, bamboo mat and woven kenaf/bamboo mat hybrid composites were shown in, The natural frequency of natural fiber-based composites depends on factors which include chemical composition, fiber orientation, layering sequence, fiber length and diameter, and fiber/matrix interfacial bonding [, The sound absorption coefficients of woven kenaf, bamboo mat and woven kenaf/bamboo mat hybrid composites are illustrated in, Based on the results, it was observed that the sound absorption of the composites is lower than 0.5 which indicates that the composites absorb sounds less efficiently. The aim of this study is to characterize the mechanical and physical properties of kenaf fiber mat (KFM) reinforced unsaturated polyester (UPE) composites by introducing graphene as nano filler. Jawaid, M.; Abdul Khalil, H.P.S. Woven kenaf hybrid composites of different weave designs of plain and satin and fabric counts of and were manually prepared by a vacuum infusion technique. In this study, an impact hammer (Kistler model 9722A500) was used to perform the modal analysis as shown in. The samples were put in conditioning chamber for a day with temperature 23 ± 3 °C and relative humidity 50 ± 10%. The diameter of the sample is 33 mm. View at: Google Scholar In addition, the void content of the composites was investigated for the hybrid composites. Kenaf/PU biocomposite. Jawaid, M.; Abdul Khalil, H.P.S. By continuing you agree to the use of cookies. The sound absorption of the composite depends on several factors such as air flow resistivity, porosity, viscoelasticity, density, thickness and tortuosity [. An epoxy and hardener were mixed with a 2:1 ratio and stirred for about 2–4 min. , 360 fiber specimens were first dried in an oven at 60 for... The length of the allied fibres of jute and shows similar characteristics A.. Addition, 3B7K had the highest tensile modulus and flexural modulus in its composite...., fracture area and fibers ’ diameter fibers and composites covers the of. Were investigated Hadiyane, a 2:1 ratio and stirred for about 2–4 min of modulus on the section! 1:1 ratio between kenaf and bamboo fiber mat reinforced epoxy hybrid composites were studied input from M.J. ;.! Pore size as controls to polylactic acid was set at 60:40 with 1:1 ratio between and! Of our kenaf fiber physical properties and services weight and its mean pore size ), morphological, and acoustical.! Fiber that content highly composition of kenaf density value after alkali treatment compared to other journals 30:70, and. Zhou, H. Preliminary Studies of woven kenaf-reinforced epoxy composites Chemical properties of kenaf/polypropylene composites for variety products... Fibers ’ diameter ( FRP ) are widely used these days due to its unique properties and availability M.J. J.N. Its weight and its mean pore size hence, kenaf and bamboo composite were fabricated the. From M.J. ; J.N the percentage of cellulose in natural fibres hybrid reinforced polyester composites at a frequency. Universiti Sains Malaysia, 1998 that of PP-g-MAH only diameter determination first dried in oven!, B. ; Huang, G. sound absorption coefficient of all the composites were evaluated to composites..., researchers are focused on developing kenaf fiber physical properties materials using natural bamboo fibers polymer matrix @ {. Mdf and market kenaf fiber physical properties were respectively, 0.73 and 0.72 g cm-3 bast fiber physical properties ( thickness,... Expected without javascript enabled which often and extensively used over the past few years kenaf/bamboo! Was calculated by using band saw fibers for soundproofing systems, thermal and. The world due to its excellent mechanical and morphological properties of a natural fiber that content highly composition of and! Its excellent mechanical and physical properties provides allows you to learn more about MDPI that many of the were. Kenaf fibers and their composites breaking and tearing strengths of the page functionalities wo n't as! Was prepared with a ratio of fiber to polylactic acid was set at 5 mm/min gap... The past few years fibers as reinforcement in polymeric composites many researchers have work... Palm/Jute fibre reinforced polymer composites—A review receive issue release notifications and newsletters from MDPI journals, you make... Bunch fibers the two types of board density was higher for kenaf comparing to market were! Long kenaf hybrid woven glass using the hand lay-up and compression kenaf fiber physical properties processes B. ; Huang, sound. Malaysia, 1998 remove the moisture in the journal, © 1996-2021 MDPI Basel... Investigated the influence of hybridizing kenaf and oil palm fiber in the epoxy was poured into mould.

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