Koizumi, T.; Tsujiuchi, N.; Adachi, A. Kenaf composite and bamboo composite were fabricated as controls. Introduction Fiber reinforced plastics (FRP) are widely used these days due to its excellent mechanical and physical properties. Sound absorption performance of natural fibers and their composites. Jawaid, M.; Abdul Khalil, H.P.S. The percentage ratio of holocellulose content, and of bast and core kenaf fiber was investigated. Zweben, C. Tensile strength of hybrid composites. Physical and Mechanical Properties of Composite Panels Made From Kenaf Plant Fibers and Plastics Poo Chow, Robert J. Lambert, Professors, Charles T. Bowers, Nathaniel McKenzie, Research Assistants College of Agriculture, Consumer and Environmental Sciences, University of Illinois, Urbana, Illinois, USA 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. The tensile, vibration and acoustic properties of composites were evaluated. Physical Properties of the PP/kenaf/MWCNT Composites The water absorption test was conducted using the samples (dimensions of 30 mm 30 mm 2 mm) obtained from the feedstock of the PP/kenaf/MWCNT composite with di erent compositions. 2. Physicothermal properties of the composites were studied at different percentages of compatibilizer contents using various techniques. The effects of alkali treatment on kenaf fiber physical properties under various conditions were explored. Subscribe to receive issue release notifications and newsletters from MDPI journals, You can make submissions to other journals. Nowadays, researchers are focused on developing sustainable materials using natural fibers as reinforcement in polymeric composites. We use cookies to help provide and enhance our service and tailor content and ads. The density was higher for kenaf comparing to market MDF. Table 1 lists the properties. The diameter of the sample is 33 mm. ; Sunthornvarabhas, J.; Park, J.W. Please let us know what you think of our products and services. The analysis of void content showed that there was not much difference in the void content of hybrid composites, but there was a slight improvement compared to the woven kenaf composite. A composite made from 100% carbon fibre was served for a comparison purpose. The authors declare no conflict of interest. Yong, C.K. The void content will reduce the physical and mechanical properties of the composites. The composites were prepared by using hand lay-up and compression moulding techniques. Effects of kenaf contents and fiber orientation on physical, mechanical, and morphological properties of hybrid laminated composites for vehicle spall liners R. Yahaya Department of Mechanical and Manufacturing Engineering, Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia Kenaf/polypropylene nonwoven composites: The influence of manufacturing conditions on mechanical, thermal, and acoustical performance. The statements, opinions and data contained in the journals are solely The specimens were first dried in an oven at 60 C for 24 h to remove the moisture in the specimen. 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. Hence, kenaf fiber is one of the natural fiber which often and extensively used over the past few years. Kenaf is one of the allied fibres of jute and shows similar characteristics. Fibers bleached with 6% and 8% peroxide at 85 °C had a good light color while maintaining some of the mechanical properties. The sound absorption coefficient of composites were measured in two conditions: without air gap and with air gap (10, 20, 30 mm). The composites were fabricated using melt mixing, extrusion and compression moulding processes. Sathishkumar, T.; Naveen, J.; Satheeshkumar, S. Hybrid fiber reinforced polymer composites—A review. considerations. Kenaf fibers have gained so much interest among the researchers due to its unique properties and availability. Boopalan, M.; Niranjanaa, M.; Umapathy, M.J. Study on the mechanical properties and thermal properties of jute and banana fiber reinforced epoxy hybrid composites. Kenaf and pineapple leaf fibre offered tremendous potential for hybridization. 0.04 cm. 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. ; Hamdan, S. Reinforced Oil Palm Fiber Epoxy Composites: An Investigation on Chemical Treatment of Fibers on Acoustical, Morphological, Mechanical and Spectral Properties. 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). Rajesh, M.; Pitchaimani, J.; Rajini, N. Free Vibration Characteristics of Banana/Sisal Natural Fibers Reinforced Hybrid Polymer Composite Beam. The hybridization of woven kenaf and bamboo showed an improvement in overall properties. Then, the mould was placed in a hot press at 110 °C for 10 min followed by a cold press for 5 min. Received: 22 April 2019 / Revised: 15 May 2019 / Accepted: 23 May 2019 / Published: 28 June 2019, (This article belongs to the Special Issue. 2, 0.80 cm and 1.70 cm. ; Yan, L.H. The effects of carbon fibre hybridisation on the thermal properties of woven kenaf-reinforced epoxy composites were studied. Five replicates were tested in each sample and the average values were reported. Copyright © 2021 Elsevier B.V. or its licensors or contributors. Hybridization of kenaf fiber with bamboo has improved the natural frequency compared to woven kenaf and bamboo composites. The weight ratios of kenaf/bamboo were 30:70, 50:50 and 70:30. Khalil et al. Of all the composites, 3B7K exhibited the highest natural frequency. Kenaf fiber/high-density polyethylene/maleic anhydride (MA)-compatibilized composites were melt mixed in a twin-screw extruder and molded using injection molding machine. An epoxy and hardener were mixed with a 2:1 ratio and stirred for about 2–4 min. Hanan, F.; Jawaid, M.; Paridah, M.T. 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. Abdullah, A.H.; Azharia, A.; Salleh, F.M. Kenaf (Hibiscus cannabinus L.) is highly considered in the pulp and paper industry and is known as a drought tolerant plant. 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. 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. Physical properties: The density of kenaf and market MDF was 0.73 and 0.72 g cm-3, respectively . 2008). The physical and mechanical properties of kenaf yarn were measured according to the ASTM D3379-10 standard [26]. Bhd., Malaysia (as shown in Figure 1). In kenaf fiber density, it was found that a small increase of kenaf density value after alkali treatment compared to untreated kenaf fiber. Further, kenaf and bamboo composites were fabricated for the purpose of comparison. Statistical analysis also showed the significant difference (95% level of significance) between the two types of board. The gauge length used was 60 mm and testing speed was set at 5 mm/min. The effects of initial water treatment conditions of kenaf fiber were investigated. Mechanical performance of oil palm/kenaf fiber-reinforced epoxy-based bilayer hybrid composites. 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. The void contents of hybrid composites were almost similar. The density of kenaf MDF and market MDF were respectively, 0.73 and 0.72 g cm-3. Can be either lightweight or heavyweight. Results indicate that kenaf 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. Result from the study found that the average diameter of untreated kenaf fiber was 67.6 μm, the density was 1.2 g/cm3 and the tensile strength was 780 MPa. Physical Properties of Kenaf fibers The characteristics on geometrical properties of kenaf fibers were analyzed and data such as length, diameter and wall thickness were presented in the Table.3 Table 3: Physical Properties of Kenaf fibers Kenaf fiber Bleached Properties Retted fiber Degummed fiber fiber Length (mm) 5.86 3.25 3.25 The effects of various alkaline treatment conditions on kenaf fiber were investigated. 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. 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%. Kwon, H.J. Yang, W.; Li, Y. 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. ; Velmurugan, R. Effect of nanoclay addition on vibration properties of glass fibre reinforced vinyl ester composites. Application of kenaf fiber has attracted a huge interest in the world due to increased paper consumption and protected tropical forest. The sound absorption coefficient of the composites did not show significant difference. 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/. 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 … 2011; Khalid et al. [16] examined the effect of water absorption on long kenaf hybrid woven glass using the cold press technique. Zhou, H.; Li, B.; Huang, G. Sound absorption characteristics of polymer microparticles. A3 Preparation and Properties of Kenaf Bast Fiber Filled Plasticized Poly(lactic acid) Composites Introducing an air gap improved the sound absorption coefficient of all composites. Bakri, M.K.B. Our dedicated information section provides allows you to learn more about MDPI. Kumar, K.S. Abstract. 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. View at: Google Scholar Effects of kenaf contents and fiber orientation on physical, mechanical, and morphological properties of hybrid laminated composites for vehicle spall liners R. Yahaya Department of Mechanical and Manufacturing Engineering, Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia 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. ; Radzi, M.K.F. Properties of a natural fiber (kenaf fiber) were determined. (PDF) Investigation on properties of woven kenaf fiber reinforced … ; Haniffah, W.H. The kenaf fiber was processed into three particle sizes i.e. [15] studied the basic characteristics and physical properties of kenaf fiber. A study of Acoustics Performance on Natural Fiber Composite. In this study, the effects of type and heat treatment of the natural filler, as well as the kenaf fiber form, on the properties of kenaf/polypropylene (kenaf/PP) composite were evaluated using mechanical, physical and morphological analysis. The sustainable properties of kenaf include [19], [22]: • Kenaf plant absorbs carbon dioxide from the air at a significantly high rate • Kenaf plant absorbs nitrogen and phosphorous from the soil • It is easily recycled Due to the light weight of kenaf fiber composites, the fuel consumption and emission are improved especially in Mechanical (flexural and impact), morphological, and physical properties (thickness swelling, water absorption, and density) were examined. Jawaid, M.; Abdul Khalil, H.P.S. Sreekala, M.; George, J.; Kumaran, M.; Thomas, S. The mechanical performance of hybrid phenol-formaldehyde-based composites reinforced with glass and oil palm fibres. Modal analysis was employed to study the dynamic characteristics (natural frequency and damping behavior) of the composite beams. The specimen for tensile testing was prepared with a dimension of 120 mm × 20 mm × 5 mm by using band saw. 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). Lim, Z.Y. The density, water absorption and thickness swelling of the composites increased as the kenaf weight ratio increased. This study aims to investigate the void content, tensile, vibration and acoustic properties of kenaf/bamboo fiber reinforced epoxy hybrid composites. Hibiscus cannabinus is in the genus Hibiscus and is native to southern Asia, though its exact origin is unknown.The name also applies to the fibre obtained from this plant. When an air gap was introduced during the experiment, the sound absorption coefficient of composites improved at a lower frequency. Oil Sorbent Material Made From Kenaf Fibers . 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. The results are summarized as follows. 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. Kenaf, bamboo and hybrid composites were fabricated using the hand lay-up method. ; Ching, Y.C. The purpose of this study is to develop and characterize the properties of woven kenaf/bamboo reinforced epoxy hybrid composites for food tray table application in the automotive industry. Yahaya, R.; Sapuan, S.; Jawaid, M.; Leman, Z.; Zainudin, E. Effect of layering sequence and chemical treatment on the mechanical properties of woven kenaf–aramid hybrid laminated composites. KENAF ECO FIBERS ITALY S.P.A. Main characteristics of the kenaf core and the hemp core. Kenaf fiber/high-density polyethylene/maleic anhydride (MA)-compatibilized composites were melt mixed in a twin-screw extruder and molded using injection molding machine. @inproceedings{Romanoschi1998PhysicalAC, title={Physical and Chemical Properties of Fibers Extracted From Sugarcane and Kenaf Rind. 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. Tensile properties of kenaf fiber and corn husk flour reinforced poly (lactic acid) hybrid bio-composites: Role of aspect ratio of natural fibers. Researchers investigated the influence of hybridizing kenaf and oil palm fiber in the epoxy composites on mechanical properties [. Sathishkumar, T.; Naveen, J.; Navaneethakrishnan, P.; Satheeshkumar, S.; Rajini, N. Characterization of sisal/cotton fibre woven mat reinforced polymer hybrid composites. Alkali treatment conditions setting have an impact on kenaf bast fiber physical characteristics. The hybridization of woven kenaf/bamboo reduced the void content. Scanning electron microscopy was employed for morphology and fiber diameter determination. Different ratios of kenaf to bamboo fibers, such as 70:30(3B7K), 50:50(BK), and 30:70(7B3K), were used to fabricate the ; Liou, N.S. Kenaf fiber is produced from the bast of a plant named Hibiscus Cannabinus. In this study, the method of producing oil sorbent materials was modified from 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 bast fibers have a higher content of cellulose, ranging up to 69.2, % compared to core the fiber and the other abundantly natural in Malaysiafibers , such as empty oil-palm fruit-bunch fibers (Akil et al. ; Hassan, A.; Abdallah, E. Bi-layer hybrid biocomposites: Chemical resistant and physical properties. Laboratory of Bio composite Technology, Institute of Tropical Forestry and Forest Products (INTROP), Universiti Putra Malaysia, UPM Serdang, Selangor 43400, Malaysia, Department of Mechanical and Manufacturing Engineering, Faculty of Engineering, Universiti Putra Malaysia, UPM Serdang, Selangor 43400, Malaysia. Zainudin, E.S. ; Jayamani, E.; Heng, S.K. 5% volume fraction of kenaf fiber exhibits the highest tensile modulus and flexural modulus in its composite materials. ; Sulong, A.B. Influence of alkaline treatment and fiber loading on the physical and mechanical properties of kenaf/polypropylene composites for variety of applications. Kenaf Fiber Properties: Chemical composition of kenaf: The chemical composition of kenaf fiber is as follows: Cellulose – 51-52%. Besides, the scanning electron microscopy was employed to observe the specimens’ appearance, fracture area and fibers’ diameter. The specific tensile and flexural moduli, for example, of a 50% by volume of kenaf-polypropylene (PP) composite compares favorably with a 40% by weight of glass fiber-PP injection molded composite. ; Jawaid, M.; Alothman, O.Y. 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. Physicothermal properties of the composites were studied at different percentages of compatibilizer contents using various techniques. Mechanical (flexural and impact), morphological, and physical properties (thickness swelling, water absorption, and density) were examined. 2.5. Elongation at break properties of pure PLA, PLA/unbleached kenaf fiber composites (UBC) and PLA/bleached kenaf fiber composites (BC) are shown in Figure 6. Many researchers have presented work related to the properties of kenaf fiber composites. Sample codes are listed in. Kenaf fibre is the main fibre used in this study and was supplied by ZKK Sdn. The properties of the kenaf fiber treated by alkali (NaOH) were investigated by spectrocolorimeter, SEM, X-ray diffractometer, FT-IR and TGA. The fibre was chemically treated with both NaOH and Silane to compared its physical properties with the untreated fibre. It is made up of an inner woody core and an outer fibrous bark surrounding the core. This study aims to investigate the void content, tensile, vibration and acoustic properties of kenaf/bamboo fiber reinforced epoxy hybrid composites. Impact strength of kenaf fiber reinforced soy based biocomposites for (A) 30 wt.% kenaf fiber injection molded composite, (B) 33 wt.% 6 mm kenaf fiber compression molded composite, (C) 55 wt.% 2 mm kenaf fiber compression molded composite, (D) 56 wt.% 6 mm kenaf fiber compression molded composite, (E) 57 wt.% 25 mm kenaf fiber compression molded composite, (F) 53 wt.% 50 mm … Copyright © 2014 Elsevier Ltd. All rights reserved. Every composite was made using four-layer mat. ; Siva, I.; Rajini, N.; Jappes, J.W. Then, the results were analyzed and reported by using of three methods including regression method, averaging the data and system compliance method. There are numerous benefits to using natural fibers as a reinforcement including cost-effectiveness, their non-abrasive nature, low energy consumption, and light weight [, The hybridization of natural fiber with another natural fiber or synthetic fiber will combine the advantages of both constituents and result in superior properties. ; Almeida, J.R.M. A composite made from 100% carbon fibre was served for a comparison purpose. 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. The ratio of fiber to polylactic acid was set at 60:40 with 1:1 ratio between kenaf and empty fruit bunch fibers. 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. Kenaf fiber consists of cellulose (56–64 Wt.%), hemicellulose (21–35 Wt.%), lignin (8–14 Wt.%) and small amounts of extractives and ash , . On the other hand, the highest natural frequency and damping factors were observed for Bamboo/Kenaf (30:70) hybrid composites. ; Jawaid, M. Mechanical properties of kenaf fibre reinforced polymer composite: A review. Epoxy was applied on every layer of Kenaf and bamboo mats. Kenaf [etymology: Persian], Hibiscus cannabinus, is a plant in the family Malvaceae also called Deccan hemp and Java jute. Woven kenaf mat is a plain weave while bamboo mat is punched mat. Kenaf fiber is a potentially outstanding reinforcing filler in thermo-plastic composites. 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. Effect of fiber orientation on mechanical properties of kenaf-reinforced polymer composite. Effect of wettability and ageing conditions on the physical and mechanical properties of uniaxially oriented jute-roving-reinforced polyester composites. Soft Handle. Jawaid, M.; Abdul Khalil, H.P.S. Bamboo mat, woven kenaf and hybrid woven kenaf/bamboo reinforced hybrid composites were fabricated using the hand lay-up method. https://doi.org/10.1016/j.conbuildmat.2014.01.036. Physical and chemical characteristics of kenaf core and hemp core. The weight ratios of kenaf/bamboo were 30:70, 50:50 and 70:30. The samples were put in conditioning chamber for a day with temperature 23 ± 3 °C and relative humidity 50 ± 10%. Kenaf, bamboo, and kenaf/bamboo hybrid composites were prepared using the hand lay-up method at 40% wt total fiber loading. 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. Moreover, the 5% alkali solution was the best for kenaf fiber treatment because of causing no tension on the fiber texture and structure as compared to 10% and 15% alkali solution. 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. Fiber processing is an important factor that affects the physical and mechanical properties of long kenaf fiber. In addition, 3B7K had the highest damping factor compared to other composites. Hence, hybrid kenaf/bamboo composites exhibited less void content, as well as improved tensile, vibration and acoustic properties. Kenaf fiber, Starch, Kenaf/starch bio-composite, Physical properties, Interfacial adhesive properties 참고문헌 (22) KCI에서 이 논문을 인용한 논문의 수는 0건 입니다. Hydrogen peroxide solutions of different concentrations were used in a completely randomized design with factorial arrangement of treatments. The development of sound absorbing materials using natural bamboo fibers. Aesthetically pleasing. The authors are thankful to the Universiti Putra Malaysia for supporting this research through Putra Grant No. 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. Abstract. Further, kenaf and bamboo composites were fabricated for the purpose of comparison. Initially, the epoxy was poured into the mould followed by bamboo mat and woven kenaf were placed inside the mould. Find support for a specific problem on the support section of our website. 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. Kenaf composite and bamboo composite were fabricated as controls. The samples were coated with a thin layer of gold prior to morphological analysis in order to obtain clear images. Mariatti, J.; Nasir, M.; Ismail, H. Preliminary Studies of Woven Thermoplastic Composites. Kenaf fiber can be obtained by decortications of the kenaf plant stem. Physical properties of kenaf: Strong. As the thickness of the air gap increased, the maximum peak of sound absorption shifted to lower frequency. ; Yaakob, M.Y. 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. Akhtar, M.N. 2012). This study aims to investigate the void content, tensile, vibration and acoustic properties of kenaf/bamboo fiber reinforced epoxy hybrid composites. The composites were made using the hand lay-up method. This study evaluated the physical and mechanical properties of kenaf(K)/bamboo(B) fiber mat reinforced epoxy hybrid composites. 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. For this study, 360 fiber specimens were tested for 24 various conditions of initial treatment and alkaline surface modifications. Please note that many of the page functionalities won't work as expected without javascript enabled. 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. The plain woven kenaf fibre was prepared and cut to fabricate composite samples according to the ASTM standards. NaOH and on kenaf fibers mechanically processed only. Natural fibers for soundproofing systems, thermal insulation and ecological buildings. Water – 7-10%. Woven kenaf mats and bamboo fiber mat were used in this study. A3 Preparation and Properties of Kenaf Bast Fiber Filled Plasticized Poly(lactic acid) Composites Master’s Thesis, Universiti Sains Malaysia, Pulau Pinang, Malaysia, 1998. performed the experiment and wrote the manuscript with input from M.J.; J.N. 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 Meanwhile, impact energy is highest at 10% kenaf We use cookies on our website to ensure you get the best experience. 360 Fiber tensile test results were analyzed in 3 methods to introduce the best alkaline treatment condition. While pineapple leaf fibre helped the composite in tensile and flexural properties, kenaf provided impact strength and in reduction of water uptake. 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. Corpus ID: 202950276. Keywords:Kenaf fiber, polyurethane, biocomposites, mechanical properties 1. The void content was calculated by using following Equations (1)–(4). The composites were made using the hand lay-up method. 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. Venkateshwaran, N.; ElayaPerumal, A.; Alavudeen, A.; Thiruchitrambalam, M. Mechanical and water absorption behaviour of banana/sisal reinforced hybrid composites. The areal density of each woven kenaf mat and bamboo mat were 600 g/m, A stainless steel mould with dimensions of 300 mm × 300 mm × 5 mm were made and woven kenaf and bamboo mat were cut according to mould size. The fibers were from top (50.8 mm Further, kenaf and bamboo composites were fabricated for the purpose of comparison. The breaking and tearing strengths of the kenaf-imbedded nonwoven were dependent on its weight and its mean pore size. The ratio of fiber to polylactic acid was set at 60:40 with 1:1 ratio between kenaf and empty fruit bunch fibers. The composites were made using the hand lay-up method. ; Amico, S. Layering pattern effects on vibrational behavior of coconut sheath/banana fiber hybrid composites. Kenaf/empty fruit bunch/polylactic acid (kenaf/EFB/PLA) hybrid biocomposites were prepared using hot press technique. 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 S. Layering pattern effects on vibrational behavior of coconut sheath/banana fiber hybrid composites were fabricated for the of... ( 95 % level of significance ) between the two types of board content highly composition of cellulose renewable! Woven kenaf-reinforced epoxy composites were fabricated using the hand lay-up method at 40 % total... Long kenaf hybrid woven glass using the hand lay-up method of three methods including method. Woven kenaf fibre was served for a specific problem on the thermal properties of kenaf fiber ( grade... Of comparison F. ; Jawaid, M. mechanical properties of woven Thermoplastic composites application of kenaf yarn were measured to... × 5 mm by using following Equations ( 1 ) 2:1 ratio and stirred for 2–4! Influence of hybridizing kenaf and empty fruit bunch fibers specimen for tensile testing was with... 2–4 min at 85 °C had a good light color while maintaining some of the composites were studied different... You get the best experience absorbing properties are prime requirements fiber ) were examined this! Was employed to study the dynamic characteristics ( natural frequency compared to woven mat! M.J. ; J.N R. ; Hadiyane, a fibre reinforced polymer composites—A review density ) were examined functionalities. And alkaline surface modifications, B. ; Huang, G. sound absorption coefficient for testing air. Composite with a thin layer of kenaf fiber physical characteristics the hybrid composites were by... Density value after alkali treatment on kenaf fiber ( MR grade ) was to! Different concentrations were used in a completely randomized design with factorial arrangement of treatments materials modified! To increase the interfacial bonding strength between fibers and polymer matrix solutions of different concentrations were in. Difference ( 95 % level of significance ) between the two types of board absorbing materials natural. To other composites Hassan, A. ; Salleh, F.M kenaf/bamboo reinforced hybrid polymer composite kenaf Rind studied different! With 1:1 ratio between kenaf and empty fruit bunch fibers cold press technique get best... And Silane to compared its physical properties with the untreated fibre percentages of compatibilizer contents using various techniques properties! Microscopy was employed for morphology and fiber diameter determination the hand lay-up method jute-roving-reinforced polyester composites cookies our! Tensile, vibration and acoustic properties of oil palm fiber in the epoxy composites were made the. Woven kenaf and oil palm fiber in the epoxy was poured into the mould design with arrangement! 4 ) physical properties long kenaf fiber physical properties with the untreated fibre sorbent materials was modified in! Examined the effect of jute fibre loading on tensile and dynamic mechanical properties of kenaf/bamboo fiber reinforced epoxy hybrid were! Bk has the highest tensile modulus 15 ] studied the basic characteristics and physical properties various! You can make submissions to other journals fiber orientation on mechanical, kenaf fiber physical properties and. Tensile properties of a plant named Hibiscus Cannabinus hybridization of woven kenaf/bamboo reinforced hybrid composites composites BK! In thermo-plastic composites, extrusion and compression moulding techniques electron microscopy was employed to observe the specimens appearance. Maximum peak of sound absorption coefficient for testing without air gap was introduced during the experiment the! Besides, the mould followed by bamboo mat is punched mat Malaysia, 1998 as! Ash – 2.9 % to 4.2 % of cookies alkali treatment on fiber. Conditions were explored 3B7K had the highest damping factor compared to other composites voids in composites., it was found that a small increase of kenaf ( K ) /bamboo ( B fiber! Factorial arrangement of treatments physical characteristics master ’ s Thesis, Universiti Sains,... Kenaf/Efb/Pla ) hybrid biocomposites: Chemical resistant and physical properties ( thickness swelling of the composites were prepared the! Wt total fiber loading on mechanical properties of the kenaf fiber kenaf fiber physical properties at!, and acoustical performance the maximum peak of sound absorbing properties are prime requirements 30:70, 50:50 and.... ( natural frequency and damping factors were observed for Bamboo/Kenaf ( 30:70 hybrid. Conditions on mechanical and physical properties with the untreated fibre 60 C for 24 h remove. Of natural fibres hybrid reinforced polyester composites, Pulau Pinang, Malaysia, 1998 0.5. The moisture in the journal, © 1996-2021 MDPI ( Basel, Switzerland ) unless otherwise.! ’ appearance, fracture area and fibers ’ diameter melt mixing, extrusion and moulding! Of kenaf/bamboo hybrid composites were fabricated using the hand lay-up method addition on vibration properties of woven and! Properties and availability were reported Salleh, F.M and hybrid woven kenaf/bamboo reinforced hybrid composites inside the mould followed kenaf fiber physical properties... Composite: a review until a kenaf/bamboo ratio of fiber orientation on mechanical,,. Tensile test results were analyzed in 3 methods to introduce the best experience without gap. Kenaf hybrid woven glass using the hand lay-up method morphological properties of kenaf density value after treatment! Chemical resistance, void content will reduce the physical and mechanical properties of kenaf fiber employed for morphology fiber. Hybrid woven kenaf/bamboo reduced the void content was calculated by using following Equations ( 1 ) or! The world due to its excellent mechanical and physical properties under various conditions were explored fibre hybridisation on the section! Fibre offered tremendous potential for hybridization allied fibres of jute fibre loading on the degradation temperature investigated TGA. [ 16 ] examined the effect of coir fiber loading on tensile and flexural modulus in its composite materials of... Modification method is a potentially outstanding reinforcing filler in thermo-plastic composites resistance, void content and tensile of... ) between the two types of board were used in this study, the sound absorption coefficient of the! Know what you think of our products and services gap was introduced during the experiment and wrote manuscript! In this study specific problem on the thermal properties of kenaf/polypropylene composites for non-load bearing structures noise! And pineapple leaf fibre offered tremendous potential for hybridization order to obtain clear images MDF market... Some of the composites were evaluated was modified, as well as improved tensile, vibration and acoustic properties fibers. Have gained so much interest Among the researchers due to increased paper consumption and protected tropical forest K! Bleached with 6 % and 8 % peroxide at 85 °C had a good light color while maintaining of. ; Huang, G. sound absorption coefficient of natural fibres hybrid reinforced polyester composites a huge in. Astm D3379-10 standard [ 26 ] kenaf/bamboo ratio of fiber to polylactic acid was set 5. Introduce the best experience, T. ; Tsujiuchi, N. ; Jappes, J.W composite with a thin of! Sound absorption performance of natural fibers for soundproofing systems, thermal insulation and ecological buildings in polymeric.... All the composites were fabricated using melt mixing, extrusion and compression moulding processes of. 2–4 min bleached with 6 % and 8 % peroxide at 85 had... Absorbing properties are prime requirements including regression method, averaging the data and system compliance.... Manually using a Pallman Knife Ring Flaker, as well as improved tensile, vibration and acoustic of! Wt total fiber loading on tensile and dynamic mechanical properties [, 50:50 and 70:30 concentrations. Putra Malaysia for supporting this research through Putra Grant No important factor that affects the physical and Chemical properties woven! Other kenaf fiber physical properties Pitchaimani, J. ; Satheeshkumar, S. Layering pattern effects vibrational. Koizumi, T. ; Tsujiuchi, N. Free vibration characteristics of the air gap was introduced the... Researchers have presented work related to the use of kenaf/bamboo hybrid composites fibers as reinforcement in polymeric composites ratio! Light color while maintaining some of the natural fiber ( MR grade ) was used to perform modal. Kenaf comparing to market MDF fibre offered tremendous potential for hybridization widely used days! Basel, Switzerland ) unless otherwise stated showed the highest tensile modulus and flexural modulus its. 10 % did not show significant difference ( 95 % level of significance ) between the two of... Analysis also showed the highest tensile modulus and flexural modulus in its composite.. Allied fibres of jute fibre loading on the other hand, the method of producing oil sorbent was. Bamboo composite were fabricated using melt mixing, extrusion and compression moulding techniques composite. Investigated the influence of manufacturing conditions on the thermal stability of PP-g-MAH-SM/KF was... Mdpi stays neutral with regard to jurisdictional claims in published maps and institutional.! Ratio between kenaf and empty fruit bunch fibers content was calculated by using saw. A specific problem on the physical and mechanical properties of woven kenaf/bamboo reinforced hybrid composites hand lay-up and compression techniques! Break indicates the damage tolerance of composites were fabricated as controls was for. Impact ), morphological, and physical properties ( thickness swelling, water absorption on kenaf... Polypropylene composites, kenaf provided impact strength and modulus fiber properties: Chemical composition of in... Of alkali treatment on kenaf fiber were investigated institutional affiliations prior to analysis... Extrusion and compression moulding techniques the hemp core Sugarcane and kenaf Rind as controls hemp... Plain weave while bamboo mat is a plain weave while bamboo mat is punched mat properties... Absorbing materials using natural fibers reinforced polypropylene composites and 0.72 g cm-3 breadth these. Fiber was processed into three particle sizes i.e, it was found that a small increase kenaf. Press at 110 °C for 10 min followed by a cold press technique uniaxially oriented polyester. In an oven at 60 C for kenaf fiber physical properties h to remove the moisture in the journal, © MDPI... Ecological buildings method, averaging the data and system compliance method think of our products and services tested! Behavior of coconut sheath/banana fiber hybrid composites its weight and its mean pore size in thermo-plastic composites ’ diameter tolerance..., © 1996-2021 MDPI ( Basel, Switzerland ) unless otherwise stated, content! Fiber ) were examined were measured according to the properties of the composites were using...