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24 articles for “hand layup”
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Mechanical Property Assessment of Hybrid Composite Laminates Composed of Jute Glass Fibers in Combination with Flax, Hemp, Sisal and Kenaf Fibers Using the Hand Layup Technique
Abstract: The present work compares the properties of various hybrid composite laminates manufactured using the hand layup technique and addresses their production process, based on glass fiber as the exterior layer and natural fibers (flax, hemp, kenaf, jute, and sisal) as interior layers, in an epoxy resin. Five stacking sequences A-GJJJJG, B-GFJJFG, C-GHJJHG, D-GKJJKG, and E-GJSSJG were used to prepare the test specimens. According to ASTM guidelines, experiments were performed to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 103–113 Read article
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Comparative Analysis of Different Mechanical Properties of Banana Pseudostem Fiber and Pineapple Leaf Fiber Reinforced Polymer Composite
Abstract: In this research, a hybrid natural fiber polymer composite is prepared using different combinations of banana pseudostem fiber and pineapple leaf fiber in a discontinuous reinforcement phase and epoxy polymer in a continuous matrix phase. For the preparation of the composite, the hand layup technique is used and important mechanical characteristics, namely tensile, flexural, and impact strength, are determined. The findings of this investigation represent that the highest values of …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1248–1256 Read article
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Hybrid Epoxy Composites with Areca and Abaca Fibers: Effect of Nano-SiO₂ on Mechanical Properties
Abstract: This study explores the fabrication and mechanical evaluation of sustainable epoxy-based hybrid composites reinforced with Areca fiber (ARF), Abaca fiber (ABF), and nano-silica (SiO₂). The composites were made using a hand layup process, maked five variants (S1–S5) with ARF content ranging from 0–40 wt% and nano-silica content from 0–8 wt%, while maintaining ABF as the primary reinforcement. Mechanical performance was assessed through tensile strength (TS), flexural strength (FS), and impact …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 606–613 Read article
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Effect of Carbon Fiber on Mechanical Properties and Corrosion Behavior of Aluminium-6061 for Aerospace Applications
Abstract: Composite materials have brought about a revolution in numerous industries due to their superior mechanical, electrical, and thermal properties. As a result, composites have emerged as a promising class of materials. In the present experimental study, we will compare sandwiched composite panels made from aluminum 6061 alloy and aluminum-carbon fiber-reinforced polymer (CFRP) with varying load-carrying capacities in terms of their mechanical properties and corrosion behavior. These specimens are prepared using …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 154–159 Read article
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Development of Eco-friendly Glass Fiber Composites Embedded with Paddy Stubble for Sustainable Applications and Its Metallurgical Characterization
Abstract: The extreme rise in environmental challenges owing to agricultural activities, among which paddy stubble burning remains a huge concern. Burning about 15 million tons of paddy stubble leads to emissions discharge of various toxic pollutants and gases notably, nitrogen oxides, methane and carbon monoxide in large scale causing global air pollution and climate change. The study focuses on obtaining and preparing a paddy stubble powder and using it with glass …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 640–648 Read article
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Experimental Investigation of Mechanical Properties of the Composite Materials Reinforced by Agro-based Waste Materials
Abstract: In this work, experiments were carried out to develop the glass fiber reinforced composites using the hand layup method and analyze the mechanical properties of the GFRP hybrid composites. The ultimate Tensile strength (UTS) using rice as a filler (GFRPC/R) was 3.04% and 12.89% higher than coir and wheat as filler, respectively. The hybrid composite using coir as a filler (GFRPC/C) revealed 12.54% greater flexural strength, and the hybrid composite …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 186–196 Read article
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Axial Compression Behavior of Aluminum (Al), Glass/Epoxy (GFRP) and Hybrid Al-GFRP Crash-box: An Experimental and Digital Image Correlation Approach
Abstract: The study aims to understand the axial compression characteristics and fracture of cylindrical Aluminum (Al), Glass/epoxy (GFRP) composite and Hybrid Al-GFRP crash-boxes. The hollow Al tubes are fabricated by rolling and bonding a thin aluminum sheet followed by rivet joints. The GFRP samples are manufactured using the wet-hand layup technique followed by the vacuum bagging method. Hybrid samples are manufactured by covering GFRP tubes with aluminum sheets on the outer …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 304–313 Read article
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Fabrication and Flammability Assessment of Hybrid Composite Material Reinforced with Natural Fibers
Abstract: The utilization of natural fibers in composites has surged owing to their sustainable advantages. Natural fibers, categorized by their origin into plant, mineral, and animal fibers, have garnered significant attention. This study focuses on flax and wool fibers as representatives of natural fibers, paired with epoxy as the matrix material. The properties of flax and wool fibers were reviewed and found that wool has good fire retardancy property while flax …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 273–284 Read article
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Synthesis and Characterization of Short Fiber Reinforced Biocomposite Materials
Abstract: The fabrication and characterization of a biocomposite reinforced with banana fiber is proposed in this proposal. The substance used for the grid was epoxy. Hand-layup preparation was the last step in the biocomposite's manufacturing. Biocomposites with various fiber and grid compositions were produced. After treating banana strands with NaOH in the composites manufacturing process, a comparative analysis between biocomposites reinforced with treated and untreated filaments was conducted. The antacid treatment …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 2, 2024 · pp. 42–53 Read article
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Ranking of Epoxy/Kota Stone Dust/Fly Ash Composite Using Integrated AHP-TOPSIS Approach
Abstract: The generation of industrial waste is a significant contributor to environmental pollution. The stone industry is no exception to this, and it is known to produce a significant amount of waste. The Kota Stone Industry in India is one such industry that generates waste. This research article focuses on composite material selection for mechanical and structural applications by fabricating epoxy composites reinforced with Kota stone dust and fly ash using …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 36–42 Read article
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Effect of Thermal Conditioning - Mechanical Performance of Natural-Synthetic Fiber Hybrid Composites
Abstract: This study investigates the effects of thermal conditioning on the mechanical and thermal properties of banana-glass fibre hybrid composites, focusing on their tensile, flexural, impact strength, and thermal conductivity. Hybrid composites were fabricated with varying banana-to-glass fibre ratios of 70:30, 50:50, and 30:70 using a hand layup technique, followed by thermal conditioning at 60°C, 80°C, and 100°C for a specified duration. Results highlight that the 50:50 composite treated at 80°C …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 1–11 Read article
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A Study of Nacl Alkali Treated Muntingia calabura fibre Reinforced Composites
Abstract: Natural fibre reinforced composites are more commonly used in various applications due to their biodegradability, low cost, available in nature and less harmful to the environment than synthetic fibres. In the present study, NaCl alkali treated MuntingiaCalaburafibres(MCF) reinforced composites are developed using hand layup technique and evaluated the mechanical properties of the composites. The increase of the NaCl content (up to 20 percent) and the fibre weight is maintained constant …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 500–507 Read article
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Failure Analysis of Hybrid Natural/Synthetic Fiber Composite Laminates in The Application of Hybrid Composite Pressure Vessel
Abstract: Composite laminates are frequently utilized in multiple sectors. The growing complexity of composites in aircraft applications necessitates hybridization of these materials. These hybrid laminates consist the combination of one natural fiber and two selected synthetic fibers. This work investigates three different six-layer hybrid composite laminate combinations: Jute2/Carbon2/Jute2, Jute2/Glass2/Jute2, and Carbon2/Glass2/Carbon2, with helix angles of 0° and 90° and a volume fraction of 50% fiber content. Each specimen is fabricated utilizing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 85–98 Read article
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Assessment of Sustainable Composite for UAV structural Application
Abstract: Now-a-days aligned with global mission the growth of Unmanned aerial vehicle (UAV) application is enormous in the field of agriculture, defence, surveying etc., This research work investigates the improvement in strength of polymer matrix composite material of adding epoxy polymer resin with novel bio fibers such as Tamarindus and Morinda. The composite material was fabricated by using hand-layup method later its mechanical properties are analysed by numerical method as well …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 359–377 Read article
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Development and Evaluation of Sodium Hydroxide-Treated Jujube Pit Reinforced Epoxy Composites
Abstract: The automotive sector has experienced a tremendous transformation, propelled by the increasing demand for materials that provide a balance between mechanical performance, economic efficiency, and environmental sustainability. In accordance with worldwide sustainability goals, the trend has moved toward the utilization of lightweight, recyclable, and biodegradable materials in modern vehicle architecture. Natural composite materials, which are derived from renewable resources such as seeds, leaves, and tree barks, have gained considerable attention …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 494–501 Read article
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Acalypha Indica Root Fibre in Polymer Composite: Mechanical Characterization
Abstract: The mechanical characteristics of Acalypha Indica root fibre reinforced epoxy resin composites, including tensile strength, tensile modulus, percentage of elongation, flexural strength, and impact strength, were studied. Composites were fabricated using epoxy glue and randomly oriented fibres of 3 mm length in varying weight ratios of 10%, 20%, 30%, and 40%. The hand layup method was followed by compression moulding to construct the composites. The study aimed to determine the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 512–522 Read article
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Investigating The Mechanical Properties of Sisal/Areca/Sisal Natural Fiber Reinforced Composite Material Treated with NaOH and Filled with Al2O3 and Tio2
Abstract: Biopolymer-based composites which are obtained from the natural resources like plants, animal or mineral based have recently attracted significant interest because they can be used in interesting ways in biology and materials science. These materials are generally non-toxic, reusable, and recyclable, which are useful in many situations where sustainability and environmental protection are important. Plant Based fibers like Bamboo, Coir, Kenaf, Banana, Sisal, hemp and jute are proving their potentiality …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 413–425 Read article
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Influence of Alkali Treatment on the Tensile Properties of The Hybrid Fiber Reinforced Polymer Matrix Composite
Abstract: In this study, the effect of alkali treatment on the tensile strength of the hibiscus fiber, gongura fiber, and treated madar fiber-reinforced Polymer Matrix Composite (PMC) is studied. The Sodium Hydroxide (NaOH) solution is utilized for madar fiber treatment. The traditional hand layup methodology was used for fabrication. The influence of tensile property control variables such as duration of fiber treatment, concentration of NaOH for treatment, and proportion of fiber …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 28–34 Read article
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Enhancing Mechanical and Thermal Properties of Glass Fiber-Reinforced Epoxy Composites with Silicon Carbide Additives
Abstract: This study explores the production and characterization of glass fiber-reinforced epoxy resin composites enhanced with silicon carbide (SiC) as a reinforcing filler. The primary objective is to evaluate the impact of SiC on the mechanical, thermal, and morphological properties of the composites. Four different samples with varying SiC weight fractions (0%, 5%, 10%, and 15%) were prepared, keeping the glass fiber content constant. The composites were fabricated using a combination …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 69–77 Read article
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Multi-Objective Optimization of Carbon-Glass Fiber Polymer Drilling Process Based on Fuzzy Grey Entropy Weighing Method
Abstract: In recent years, the machining characteristics of hybrid fiber polymer composites have garnered significant research attention due to their growing industrial applications. This study specifically focuses on the drilling of hybrid carbon-glass fiber reinforced (CGFR) epoxy composites, fabricated using the hand layup technique. The key machining characteristics evaluated in this drilling process include surface roughness and circularity error. The influence of critical drilling process parameters, such as spindle speed, drill …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 100–112 Read article