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298 articles for “Flexural mechanism”
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Experimental Investigation of High Strength Geopolymer Concrete
Abstract: This paper presents the experimental studies concerning high strength in geopolymer concrete. So far many researches were carried out in geopolymer concrete and also it enhances the strength and durability of OPC concrete. Several compositions of geopolymer concrete mixes were executed by varying the percentage of fly ash and GGBS. By finding the optimum percentage of fly ash and GGBS from the experimental results, the mechanical properties of geopolymer concrete …
Published in Journal of Geotechnical Engineering · Vol. 4, Issue 2, 2017 · pp. 29–31 Read article
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Enhancing Concrete Durability and Mechanical Properties for Pavement Quality Concrete (PQC) Roads Using Basalt Fiber Reinforcement
Abstract: Concrete, by nature, is brittle and has a very low tensile capacity, which is a double whammy in transportation infrastructure, such as pavement quality concrete (PQC), for roadways, where we need durability and strength. One such method is the use of basalt fibre, as it is a much better way of enhancing the road runway way performance of concrete. This research studies the impact of the addition of basalt fibres …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 266–280 Read article
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Damage Evolution and Delamination Resistance in Polymer Matrix Functionally Graded Laminates
Abstract: Functionally graded laminates (FGLs) in polymer-matrix systems represent a promising pathway to enhance damage tolerance and delay delamination in advanced structural composites. In this study, we explore the mechanisms of damage initiation, propagation, and delamination resistance in polymer matrix functionally graded laminates (PM-FGLs) through a combined experimental–computational approach. Laminates with linear, exponential, and bio-inspired gradation profiles were fabricated using vacuum-assisted resin transfer molding (VARTM) and additive manufacturing techniques. Comprehensive mechanical …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 321–337 Read article
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Predicting flexural strength from alccofine and fly-ash as partial replacement of cement for high strength concrete
Abstract: Materials of different sourced has been applied by researchers to partially replace cement, this has been producing commendable results, the intension of these studies are to reduce waste generation from some of this materials and reduced cost, most of this material are sourced locally, this implies that it will be economical for construction engineers as this concept are achieving tremendous results, the study is to monitor flexural strength from Alccofine …
Published in Recent Trends in Civil Engineering & Technology · Vol. 11, Issue 1, 2021 · pp. 40–64 Read article
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Physical and Mechanical Properties of GGBS Based Geopolymer Concrete with the Inclusion of Metakaolin
Abstract: The use of ecologically friendly materials in the production of concrete is a significant and pertinent development in the global movement for sustainable construction. Geopolymer concrete (GPC) has gained popularity as an alternative to conventional Portland cement (OPC)-based concrete due to its utilisation of ground granulated blast furnace slag (GGBS), fly ash, and metakaolin, among other industrial by-products. The production of geopolymer concrete addresses serious environmental problems and contributes to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 261–266 Read article
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Exploring the Mechanical Characteristics of Three Natural Composite Materials (Kenaf, Sisal, and Banana with Almond shell, Glass, and Silicon carbide fillers): A Comparative Evaluation
Abstract: The current global demand for lightweight, long-lasting, and economically efficient materials is of unprecedented magnitude. Industry sectors including aircraft, automotive, construction, and sports are constantly adapting to fulfil these requirements. Natural composites refer to materials obtained from natural sources that utilise two or more separate components to form a material with improved characteristics. In numerous industries, natural composites offer a potential and ecologically sound alternative to synthetic materials by harnessing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 492–502 Read article
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Investigation of Mechanical and Thermal Behavior of Glass Fiber–Enhanced PEEK Parts Produced via Fused Filament Fabrication
Abstract: This study investigates the thermal and mechanical properties of Polyetheretherketone (PEEK) polymer and Glass Fiber (GF) reinforced PEEK polymer fabricated using the Fused Filament Fabrication (FFF) process. Specimens were printed in three building orientations—X, Y, and 45°—to evaluate the influence of layer deposition on polymer material performance. Tensile and flexural tests revealed that GF-PEEK polymer exhibited significantly higher Ultimate Tensile Strength (110 MPa in X-orientation), Young's Modulus (4.5 GPa), and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 65–78 Read article
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Studies in Effect of Alumina Nanoparticles on the Properties of Unplasticized Polyvinylchloride (PVC)
Abstract: AbstractUnplasticized polyvinylchloride (PVC)/nano-alumina composites were prepared using high- speed mixer, two-roll mills and compression molding. In the composite, the concentration of nano-alumina was varied from 0 to 7 phr (parts per hundred). The prepared composites were characterized for mechanical, thermal, electrical, crystallinity and morphological properties. Optimal improvement in properties was obtained at 5 phr concentration of nano-alumina in the PVC matrix. Tensile strength, tensile modulus, flexural strength, flexural modulus and …
Published in Journal of Polymer & Composites · Vol. 1, Issue 2, 2013 · pp. 27–34 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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Mechanical and Morphological Characterization of Halloysite Nanotube (HNT) Reinforced Urethane Dimethacrylate (UDMA) Dental Composites
Abstract: Dental resin composites are widely used in restorative dentistry because of their excellent aesthetics, conservative cavity preparation, and satisfactory mechanical properties. However, their long-term clinical performance is limited by polymerization shrinkage, wear, microcrack formation, water absorption, and degradation in the oral environment. This study investigates the mechanical and morphological characteristics of Halloysite Nanotube (HNT)-reinforced Urethane Dimethacrylate (UDMA) dental composites to enhance the structural performance and durability of restorative materials. UDMA-based …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 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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Experimental Study on Mechanical and Tribological Characterization of Arecanut Shell Fibre Reinforced Composites with MWCNT Nanofillers
Abstract: Natural fiber-reinforced composites (NFRCs) are emerging as sustainable alternatives to conventional synthetic composites due to their eco-friendliness, cost-effectiveness, and favorable mechanical properties. This study evaluates the mechanical and tribological performance of Areca Nutshell Fiber (ANSF)-reinforced epoxy composites with multi-walled carbon nanotubes (MWCNTs) as nanofillers. The composites were fabricated using the vacuum bag molding technique. Tensile tests assessed strength, modulus, and elongation, while flexural tests evaluated bending resistance. Pin-on-disc tests examined …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 47–64 Read article
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STUDIES ON MECHANICAL, THERMAL AND PERMEATION PROPERTIES OF HDPE (BLOW GRADE) WITH MICROSILICA CLAY
Abstract: HDPE is widely used in container applications. The mechanical properties and barrier properties can be further improved by the addition of reinforcements like nanoclays. But, however the cost of nanoclays are higher about Rs.5000 – 6000/kg whereas micro silica cost is economical about Rs.450-1000/kg. Hence we used micro silica of 270nm particle size in this project with HDPE blow grade. HDPE (High density polyethylene) was melt blended with micro silica …
Published in Journal of Polymer & Composites · Vol. 7, Issue 1, 2019 · pp. 41–53 Read article
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ANN Approach to Forecasting the Strength of Nano Silica Incorporated Geopolymer Composite
Abstract: Coal and steel industry by-products, such as fly ash (FA) and blast furnace slag (GGBS), have gained significant attention as precursors for geopolymer concrete (GPC) due to their high aluminosilicate content, offering a sustainable alternative to conventional cement. Nano silica (NS), recognized for its exceptional pozzolanic activity and ability to refine microstructure, has shown potential to enhance the mechanical and durability properties of GPC. This study investigates the influence of …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 267–278 Read article
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Development of Environmentally Friendly Concrete by Incorporating Rubber and Leather Waste
Abstract: The valorization of post-consumer polymeric waste into high-performance composite materials offers a sustainable strategy for advancing circular economy principles and reducing environmental impacts.This study investigates the feasibility of utilizing recycled crumb rubber from end-of-life tires and leather-derived polymeric waste from the footwear industry as sustainable fillers in polymer-modified cementitious composites. Crumb rubber and processed leather waste were incorporated as partial replacements for natural fine aggregate at replacement levels of 0%, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 · pp. 547–563 Read article
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Fused Deposition Modelling-based 3D Printing: A Systematic Literature Review Employing VOS Viewer
Abstract: Fused Deposition Modelling, also known as FDM, has emerged as a major technology in the field of 3D printing. It provides adaptability and cost-effectiveness in the process of materializing intricate designs. This paper intends to conduct a complete bibliometric analysis (BA) of 3D printing based on fused deposition modelling (FDM) in order to comprehend the trend and research field. After extracting data from the Scopus database using the titles, abstracts, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 197–202 Read article
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Experimental Evaluation of Strength in Bacterial Concrete Mixtures
Abstract: The incorporation of bacteria into concrete, through the process of Microbiologically Induced Calcite Precipitation (MICP), offers a promising approach to enhancing the mechanical properties and durability of concrete. This research explores the effect of bacterial addition on the compressive strength, split tensile strength, flexural strength, and workability of concrete. Specifically, three bacterial strains—Bacillus megaterium, Bacillus subtilis, and Pseudomonas aeruginosa—were used in varying concentrations (10⁴, 10⁵, and 10⁶ cells/ml) and incorporated …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 3, 2024 · pp. 61–69 Read article
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Marine Algal Microfiber and Agro-Waste Reinforced Crosslinked Polymer Composites for Sustainable Coastal Materials
Abstract: Crosslinked bio-polymer composites reinforced with marine algal microfibers and agro-waste fillers were fabricated and systematically characterized for sustainable coastal applications. Mechanical testing revealed that tensile strength increased from 18.5 MPa for neat polymer to 25.1 MPa at 20 wt.% reinforcement (~35% improvement), while the flexural modulus improved from 0.72 GPa to 1.02 GPa (~42% increase). Impact strength, however, decreased from 3.8 kJ/m² for neat polymer to 2.9 kJ/m² at 30 …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 210–223 Read article
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Interfacial Engineering of Carbon Fiber/Epoxy Laminates Using Functionalized Graphene Nanoplatelets: Experimental and Numerical Study
Abstract: Current research work studies the influence of amines(–NH₂) and carboxyl(–COOH) functionalized graphene nanoplatelets on the mechanical and thermomechanical behavior of unidirectional hybrid composite. Composites having different graphene concentration from 0 to 0.7 wt% were fabricated, characterized and analyzed for multiple testing - tensile testing, dynamic mechanical analysis (DMA) and Fourier transform infrared spectroscopy (FTIR). Tensile testing indicates better elastic modulus and tensile strength due to efficient load transfer between nanoparticles …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 61–77 Read article
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Enhancing Mechanical Performance in Reinforced Hybrid Composites using Silicon Carbide and Aluminium Oxide Fillers
Abstract: Hybrid composites are becoming useful because they have better qualities than regular composites. This study examines the conventional properties of composites that utilise SiC and Al2O3 as filler components. Kevlar, S-glass, and sisal fibers at 90° and 0°, followed by additional layers of S-glass and Kevlar. To make sure that the material qualities were the same throughout, the resin and fibre layers were arranged in an alternating pattern. Mechanical testing …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 934–945 Read article