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27 articles for “hemp fiber”
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Enhancement of Mechanical Properties in Hemp Fiber-Reinforced Epoxy Composites Using Graphene Nanoplatelets
Abstract: This study investigates how incorporating graphene nanoplatelets (GNPs) influences the mechanical performance of hemp fiber–reinforced epoxy composites. Hemp fibers were chemically treated by alkali treatment to improve fiber–matrix adhesion owing to their high specific strength, stiffness, renewability, and environmental friendliness. Graphene nanoplatelets were dispersed in acetone by probe sonication and added to acetone epoxy matrix at a concentration of 0.5 wt% and 1.0 wt%, respectively. Composite laminates were prepared by …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 98–109 Read article
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Synergistic Effects of Hybridized Nano-Silica and Hemp Fiber Reinforcement on Bio-Epoxy Composites
Abstract: Natural fiber-reinforced bio-epoxy composites have become promising sustainable alternatives to conventional synthetic-fiber petroleum-based materials, but are often limited by low fiber-matrix interfacial bonding, low thermal stability, and high moisture absorption which limit their application in structural applications. These issues are discussed in this work, by carrying out a systematic investigation of the synergistic effects of the hybridization of nano-silica particles with alkali-treated hemp fibers in a bio-epoxy matrix the composites …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 214–228 Read article
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Thermal Analysis of Natural Fiber and Hybrid Composites
Abstract: This study examines how natural fiber and hybrid composites reinforced with natural and glass fibers perform under thermal conditions specifically, the effects of temperature that are common in automotive and aerospace environments. To evaluate their behavior, the composites were tested at two elevated temperatures, 60°C and 70°C. Mechanical tests such as tensile and impact were conducted to simulate real-world operating conditions and assess how thermal, and moisture exposure influence the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 1173–1196 Read article
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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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Eco-Sustainable Walnut–Hemp Reinforced Composites for Automotive Brake Applications
Abstract: The search for natural fiber-reinforced composites that can be used instead of manmade materials has been sparked by the growing need for eco-friendly materials in car brake systems. The study looks at three types of Walnut–Hemp Reinforced Friction Composites (WFRCs): WFRC-1, which is 10% walnut and 20% hemp; WFRC-2, which is 15% walnut and 15% hemp; and WFRC-3, which is 20% walnut and 10% hemp. Aspects like tensile strength, compressive …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 439–448 Read article
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Bending and Single Edge Notch Bending Test (SENB) Investigation of Natural Fiber- Reinforced Epoxy Composites using Machine Learning
Abstract: The present study aims to determine the behavior of hemp fiber-reinforced epoxy composites in terms of bending behavior and fracture toughness under bending load resembles the substitutive behavior of existing synthetic composites. The fabrication was carried out by hand lay-up assembly of hemp fiber with Lapox-12 epoxy resin volume fraction of 60:40 fiber: matrix volume. Flexural testing revealed an average strength of 93.5 ± 2.8 MPa and SENB testing revealed …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 59–69 Read article
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Strategic Enhancement of Composite Strength Explored Through Comprehensive Integration of Flax Fiber and Cenosphere in Epoxy Resin Matrices
Abstract: The Current research delves into the mechanical attributes of composite specimens, integrating flax fiber and cenosphere fillers within an epoxy resin matrix catalyzed by K-6 hardener. Executing a meticulous approach involving a vacuum bagging method and a specific formulation of 10 wt.% cenosphere, 50% epoxy resin, and 40% flax fibers, the study rigorously scrutinized tensile and flexural strengths. Notably, the first specimen exhibited a peak tensile strength of 94.329 MPa, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 199–217 Read article
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Development and Mechanical Characterization of Hybrid Natural Fiber-Reinforced Polymer Matrix Composites for Structural Applications
Abstract: The growing demand for sustainable, lightweight, and cost-effective materials in engineering has driven significant interest in natural fiber-reinforced polymer composites (NFRPCs). Among various options, hybrid composites combining two or more natural fibers offer a balanced improvement in mechanical properties while maintaining environmental benefits. This study investigates the fabrication and mechanical performance of jute–hemp fiber-reinforced epoxy composites. Specimens were prepared using the hand lay-up technique followed by compression molding to ensure …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1181–1189 Read article
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Considerations on Fractured Edge Dislocations of Mechanical Tested Hand Laid Hemp Flax GFRP Hybrid Polymer Composites with SEM Verifications
Abstract: In this research study, three types of composite samples are made. Hemp-Glass Fiber (C1), Flax- Glass Fiber (C2), and Hemp-Flax-Glass Fiber Hybrid Composite (C3). For proper fibre-to-fiber adhesion and bonding, a 10:1 mixture of glue (LY556) and brace (HY951) was used. Tensile, flexural, impact, double shear, and hardness research is conducted among all the specimen samples. According to ASTM standards, the comparison is made among C1, C2 and C2 respectively; …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 1–19 Read article
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Experimental and Polynomial Regression Modelling of Tensile Characteristics of Hybrid Jute/Hemp Fiber Composites
Abstract: The present study aims to develop hybrid jute-hemp fiber/epoxy composites by the hand lay-up process with 60% of fiber reinforcement and 40 % of matrix ratio. To measure the change of tensile properties, prepared hybrid composites were tested for normal tensile strength and edge notch tensile (ENT) test as per the ASTM standards. Findings show that, developed composites with reported tensile strength followed by comparing it with fracture toughness. Experimentally, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 47–58 Read article
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Physio-Mechanics Experimental Characterization of Natural Fiber Polymer Composites for a Boat Hull
Abstract: Composite materials which will provide for improved mechanical properties- a focus there to develop light weight, more rugged, stronger ship hull materials. The various application of glass fibers reinforced composites can be seen in the marine applications such as boat hull, but incase of failing badly, they are non-recyclable and poses the threat to health hazards for aquatic animals and human beings which is their significant disadvantage. MARPOL Annex V, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Mechanical and Morphological Analysis of Jute/Manila Hemp Hybrid Composites for Enhanced Structural Performance
Abstract: Natural fiber composites are renowned for their lightweight, strength, corrosion resistance, and high strength-to-weight ratio, often surpassing traditional metals. Despite challenges such as poor fiber-matrix adhesion and moisture susceptibility, hybridizing composites present a viable solution by enabling tailored properties for optimal performance. This study investigates hand-lay-up processed natural fiber composites, specifically woven jute/epoxy, non-woven manila hemp/epoxy, and their hybrid variants. Extensive testing was conducted on mechanical properties including hardness, flexural …
Published in Journal of Polymer & Composites · Vol. 12, Issue 8, 2024 · pp. 1–11 Read article
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Management of Green Composite for Clean and Green Energy Conversion with Thermal Analysis: Fiber Reinforcement Composites
Abstract: Using green composite materials helps people identify better, more environmentally responsible options to synthetic polymers. Depending on the state of the material and additions, green composites that are used for clean energy are lighter than ordinary metals that carry heat quickly. These methods test fiber-reinforced composites in diverse conditions using heat analysis and then do a thorough method analysis. The composites have a polymer matrix that is healthy for the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 900–905 Read article
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Fabrication and drilling characterization of Hemp & Grewia-Optiva hybrid composite and comparison with ANN model
Abstract: In recent days the use of natural fibers has increased over synthetic fibers due to various advantages. The alkali treatment for these natural fibers further improves the adhesion between fiber and matrix and greatly enhances the mechanical properties of the composite. The present study involves the fabrication of a hybrid composite using the alkali-treated (5% NaOH concentration) natural fibers – Hemp &Grewia-optiva as reinforcement material and epoxy as a matrix …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 138–146 Read article
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Testing of Efficiency of Wind Turbine Blade NACA2415 Aerofoil Type Using Recycled Carpet Waste Polymer Composite Material
Abstract: In 2020, over 50% of residential properties in the United States were outfitted with carpet flooring, boasting an average longevity ranging from 10 to 18 years. Carpets are crafted from various fibers, including woven nylon, polyester, polypropylene, or wool fibers. Historically, nearly 6 billion pounds of discarded carpets were directed to landfill sites, perpetually undergoing decomposition processes. My current project entails the fabrication of a wind turbine blade utilizing a …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 314–324 Read article
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Evaluating The Durability and Environmental Sustainability of Hybrid Natural - Synthetic Fiber Composites
Abstract: This study examines the characteristics of hybrid composites composed of natural fibers (such as jute, hemp, or kenaf) and synthetic fibers (such as glass or carbon) integrated within polymer matrices. The hybridization method seeks to enhance the advantages of both fiber types, hence augmenting overall performance relative to single-reinforced composites. Mechanical properties like tensile strength, flexural strength, impact resistance and hardness were evaluated through experimental tests. The results demonstrate that …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 93–102 Read article
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A Review on Properties of Natural Fiber Reinforced Composite Materials for Automotive Application
Abstract: The use of composite polymer matrix materials is growing rapidly in automotive, marine and aerospace applications due to their light weight and recyclable properties. In the automotive industry, the use of polymer matrix for interior panels, trims, exterior panels and fender assemblies is rapidly increasing in the 21st century. It also stimulates the use of polymer compounds reinforced by natural fibers. Natural fiber polymer composites are a growing industry due …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 915–922 Read article
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An Overview of Natural Fibers and Fillers Reinforced Polymer Composite Materials
Abstract: Polymer composite materials reinforced with natural fibers and fillers are drawing wide spread attention due to their sustainability, eco-friendliness, and a replacement of conventional synthetic composites. Such materials combine strength and stiffness of natural fibers like jute, hemp, flax, and sisal with flexibility and durability of polymer matrices, including thermoplastics, and thermosets. The paper reviews some developments, properties, and applications of natural fiber-reinforced polymer composites (NFRPCs), focusing on their merits, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 78–92 Read article
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Effect of hybridization on mechanical Characteristics of hemp,bamboo and jute reinforced epoxy bio composites
Abstract: In the present study, hemp, jute and bamboo fibres have been reinforced with epoxy resin to develop several bio-composites (hemp/epoxy, jute/epoxy, bamboo/epoxy, hemp/jute/epoxy, hemp, bamboo, epoxy and hemp/jute/bamboo/epoxy). Their mechanical characteristics (impact strength, flexural strength, and tensile strength) have been evaluated by conducting standardized ASTM tests on the fabricated bio-composite specimens. Among these, the hybrid epoxy composite reinforced with hemp, jute, and bamboo fibers has exhibited superior tensile and impact …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 81–91 Read article
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Recent Developments in Hybrid and Nanostructured Basalt Fiber Composites: A Review of Mechanical and Processing Innovations
Abstract: This review delivers a critical analysis of recent advancements in basalt fiber-reinforced hybrid composites (BFRHCs), emphasizing their transformative potential for advanced structural and high-performance applications. Basalt fibers, derived from volcanic rock, exhibit superior tensile strength, excellent thermal stability, and chemical resistance, offering a sustainable and cost-effective alternative to conventional glass and carbon fibers. Hybridization of basalt fibers with synthetic (e.g., carbon, glass) and natural fibers (e.g., flax, hemp) results in …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 885–894 Read article