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215 articles for “flexure”
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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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Initiation of Distress in Asphalt Concrete After Practicing Moisture Damage
Abstract: The moisture damage of asphalt concrete is considered as major type of distress in heavy rainfall environment. In this work, the decline in the initial flexural stiffness of asphalt concrete was monitored after practicing the moisture damage process. The variations were analyzed relative to the control mixture. Asphalt concrete mixtures were created in the laboratory with the optimal binder content. Extra mixtures were also prepared with ±0.5% variation of binder …
Published in Trends in Transport Engineering and Applications · Vol. 11, Issue 2, 2024 · pp. 7–13 Read article
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Development and Assessment of Mechanical Characteristics in Sisal-Glass Fiber Reinforced Epoxy Composites
Abstract: In many different fields, including tensile strength, reduced thermal expansion, and an amazing strength-to-weight ratio, fiber-reinforced polymer composites are gradually replacing conventional materials. This work mostly addresses the development and evaluation of the mechanical characteristics of epoxy composites improved with glass fibers and sisal. Among the benefits are biodegradability, lower weight, and more specific strength. Sisal polymer composites are included under natural fiber composites. Including sisal strands into glass fiber-reinforced …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 708–719 Read article
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Assessing the Influence of Aggregates and Cement Type on the Properties of Roller-compacted Concrete
Abstract: Roller-compacted concrete (RCC) pavement is suitable for heavy traffic and harsh environment. In the present investigation, RCC slab samples have been prepared using two types of aggregates (crushed and rounded), and two types of cement binder (ordinary Portland and sulphate resistant). Cubes and beam specimens have been extracted from the slab samples with the aid of diamond saw. Specimens were tested for bulk density, ultrasound pulse velocity, compressive and flexural …
Published in Trends in Transport Engineering and Applications Read article
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Properties of Concrete with Reinforcement Eggshell Powder As Cement
Abstract: Many people choose concrete because of its reputation for durability and dependability. Concrete is not only strong and consistent, but also energy efficient, design flexible, cheap, and generally ecofriendly. In addition to protecting natural ecosystems, stable civilizations often make plans for further industrialization and urbanization. As long as it is utilized in a compositionally flexible and ecologically friendly way, concrete may be used to create aesthetically stunning structures. Inadequate domestic …
Published in Journal of Polymer & Composites · Vol. 11, Issue 4, 2023 · pp. 46–52 Read article
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Performance of Sisal Fiber Concrete Using Fly Ash and Silica Fume Enhancements
Abstract: The construction industry has advanced significantly in constructing innovative structures using diverse materials. Various waste materials such as fly ash, sawdust, and residues of natural fibers have been utilized in the construction industry. Addressing these concerns requires exploring low-cost, environmentally friendly, and sustainable materials. This paper aims to investigate mixing silica fume, fly ash, and sisal fiber into concrete to address waste disposal and global warming issues while creating stronger …
Published in Journal of Structural Engineering and Management · Vol. 11, Issue 2, 2024 · pp. 63–74 Read article
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Experimental Study on the Strength Enhancement of Carbon Fiber Reinforced GGBS Concrete
Abstract: This study provides an in-depth analysis of the experimental investigation conducted on carbon fiber reinforced GGBS concrete (CFRGC). The primary objective of the research was to evaluate the effects of carbon fibers on various mechanical properties of concrete, with a particular focus on strength parameters. In this study, the carbon fiber content was systematically varied from 0.5% to 1.5% by weight of cement, in increments of 0.5%, to determine the …
Published in Journal of Structural Engineering and Management · Vol. 11, Issue 3, 2024 · pp. 36–50 Read article
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Improving the Performance of Self-compacting Concrete Using Optimized Admixture Combinations
Abstract: This study explores the influence of various admixture combinations on the performance of Self-Compacting Concrete (SCC), with an emphasis on its flow behavior, compressive strength, tensile strength, flexural strength, and resistance to impact. Various admixtures, including Air-Entraining Agent (AEA), Water-Reducing Plasticizer (WPC), Retarder (RET), and Accelerator (ACC), were incorporated into the SCC reference mix (SP + VMA) to evaluate their impact on SCC performance. A series of tests—such as slump …
Published in Journal of Construction Engineering, Technology & Management · Vol. 14, Issue 3, 2024 · pp. 81–89 Read article
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Investigation on Mechanical Properties of Bamboo Fibre Reinforced Composites
Abstract: This study investigates the mechanical performance of bamboo fibre-reinforced polymer composites (BFRPCs), emphasizing tensile, flexural, and impact properties. The composites were fabricated using an epoxy resin matrix combined with untreated bamboo fibres in varying fibre contents ranging from 25% to 45%, utilizing the hand lay-up method. Among the tested compositions, the composite with 35% bamboo fibre content exhibited the most favorable mechanical characteristics. It achieved the highest tensile strength of …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 325–338 Read article
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Experimental Investigation on the Impact of Graphene on Fly Ash–Based Portland Pozzolana Cement Concrete
Abstract: This study presents a detailed investigation into the influence of incorporating phase change materials (PCMs) on the mechanical properties of cement mortar, with particular emphasis on compressive and flexural strength at various curing ages. Both organic and inorganic PCMs were utilized as partial replacements for cement at proportions of 5%, 10%, and 15% to evaluate their performance. The experimental results reveal a clear distinction in behavior between the two categories …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1865–1871 Read article
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Development and Evaluation of Hybrid Natural Fiber Composites
Abstract: Natural fiber based polymer composites are becoming more common because they are cheap, sustainable, and operate effectively across mechanical and environmental settings. Natural fibers (NFs) like bamboo and roselle are being used to strengthen polymer composites. They are being used in textiles, medical equipment construction, and car making. People are becoming more interested in these fibers because of the unique properties. Bamboo fiber is an effective option for reinforcement in …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 908–915 Read article
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Mechanical Performance Assessment of Hybrid FRP Laminates with Carbon Fiber Core Using Experimental and Numerical Approaches
Abstract: The high strength-to-weight ratio, corrosion resistance and design flexibility of Fiber-reinforced polymer (FRP) composites have attracted considerable attention in aerospace, automotive and structural applications. This work presents an experimental and finite element study on the tensile and flexural behavior of epoxy-based hybrid FRP laminates. Five laminate configurations were manufactured, including a unidirectional carbon fiber laminate and four hybrid laminates, Kevlar–Carbon–Kevlar (K/C/K), Glass–Carbon–Glass (G/C/G), Kevlar–Carbon–Glass (K/C/G), and Glass–Carbon–Kevlar (G/C/K). For all …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Improvement of mechanical properties for PMMA based Denture material
Abstract: Denture material properties can be improved by various fiber addition. The most often used denture materials are polymethyl methacrylate (PMMA) resins; nevertheless, they do not have a high flexural strength (FS). This investigation compared the mechanical characteristics of an injection-molded polyamide. Deflex, an additional injection-molded PMMA base material, SRIvocap, and a typical compression-molded PMMA (Meliodent). The flexural qualities (deflection, bending strength, and bending modulus) of 100 different denture base materials …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 155–165 Read article
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Mechanical Properties of Rice Husk Ash Based Concrete Composites
Abstract: The production of rice is important all over the world. The husk that is made is usually used as a combustible material to prepare fields, giving energy through both direct combustion and gasification. The material rice husk ash may be quite fine. A common particle size for rice husk ash is 3 to 75 µm. This research demonstrates how the rice husk ash affects the mechanical properties of concrete composites. …
Published in Journal of Polymer & Composites · Vol. 12, Issue 7, 2024 · pp. 67–72 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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Enhancing Mechanical and Thermal Performance of M30 Concrete with Carbon Fibre Reinforcement
Abstract: This study examines the influence of carbon fibre incorporation on the mechanical properties of M30-grade concrete. A series of experimental investigations were conducted to assess the effects of varying carbon fibre content on compressive, split tensile, and flexural strengths. The results indicate a significant enhancement in mechanical performance with the inclusion of carbon fibres, with the optimum fibre dosage identified as 0.75%. At this content, the concrete achieved a peak …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 252–260 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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Comparative Study of Mechanical Properties of Sisal/Epoxy, Fiber/Glass Epoxy, Sisal/Fiber Glass/Epoxy Composites
Abstract: The rate at which non-renewable resources are consumed increases, the research of using eco-friendly and sustainable materials has been in the spotlight lately. The companies from different industries are trying to find replacements for traditional synthetic materials to limit their environmental impact and promote sustainable eco-friendly initiatives. One such approach is the usage of natural fiber polymer composites as it provides a biodegradable and renewable structural alternative over traditional synthetic …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 1–11 Read article
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Assessing Concrete Strength Through Substituting Coarse Aggregate with Steel Slag and Cement with Bentonite Powder
Abstract: This study investigates the strength characteristics of concrete by partially replacing cement with bentonite powder and coarse aggregate with steel slag. The research aims to evaluate the mechanical performance of concrete through compressive strength, split tensile strength, and flexural strength tests. Bentonite powder is substituted at varying levels of 0, 10, 20, and 30%, while steel slag is incorporated consistently at 60% as a replacement for coarse aggregate. The objective …
Published in Journal of Construction Engineering, Technology & Management · Vol. 15, Issue 2, 2025 · pp. 1–8 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