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This review examines the application of aramid fiber-reinforced plastics (AFRPs) in the aerospace industry, highlighting their significance in enhancing aircraft performance. Aramid fibers, such as Kevlar and Twaron, have emerged as key materials due to their exceptional tensile strength, low density, and thermal stability. However, challenges persist in manufacturing, durability, and multifunctionality. This paper evaluates the latest advancements in AFRP, focusing on how molecular structure, interfacial engineering, and manufacturing innovations influence performance. It addresses questions on improving adhesion, efficient manufacturing methods, enhancing durability under extreme conditions, and developing multifunctional AFRP. By analyzing breakthroughs from 2020 to 2025 and proposing targeted solutions, this review aims to help AFRP meet the demands of future aerospace systems.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC12389889 | PMC |
http://dx.doi.org/10.3390/polym17162254 | DOI Listing |
Polymers (Basel)
August 2025
Institute of Marine Materials Science and Engineering, College of Ocean Science and Engineering, Shanghai Maritime University, Shanghai 201306, China.
This review examines the application of aramid fiber-reinforced plastics (AFRPs) in the aerospace industry, highlighting their significance in enhancing aircraft performance. Aramid fibers, such as Kevlar and Twaron, have emerged as key materials due to their exceptional tensile strength, low density, and thermal stability. However, challenges persist in manufacturing, durability, and multifunctionality.
View Article and Find Full Text PDFPolymers (Basel)
August 2025
Faculty of Engineering, Lucian Blaga University of Sibiu, 550024 Sibiu, Romania.
This study investigates the interplay between infill structure and surface texture in Fused Deposition Modeling (FDM)-printed polymer specimens and their combined influence on tribological and mechanical performance. Unlike previous works that focus on single-variable analysis, this work offers a comparative evaluation of Shore D hardness and coefficient of friction (COF) for PLA and Iglidur materials, incorporating diverse infill patterns. The results reveal that specific combinations (e.
View Article and Find Full Text PDFPolymers (Basel)
July 2025
State Key Laboratory of Alternate Electrical Power System with Renewable Energy Sources, North China Electric Power University, Beijing 102206, China.
The insulating rod of aramid fiber-reinforced epoxy resin composites (AFRP) is an important component of gas-insulated switchgear (GIS). Under complex working conditions, the high temperature caused by voltage, current, and external climate change becomes one of the important factors that aggravate the interface degradation between aramid fiber (AF) and epoxy resin (EP). In this paper, molecular dynamics (MD) simulation software is used to study the effect of temperature on the interfacial properties of AF/EP.
View Article and Find Full Text PDFNanoscale
August 2025
National University of Singapore, 5A Engineering Drive 1, 117411, Singapore.
Light-weight yet mechanically robust materials remain a challenge for applications under extreme conditions. Traditional foams often suffer from either poor structural stability or low service temperature, which limit their application in extreme environments. In this work, we developed super-compressible aramid fiber (AF)-reinforced carbon nanotube (CNT)/polydimethylsiloxane (PDMS) foams to address these issues.
View Article and Find Full Text PDFAerosp Med Hum Perform
April 2025
Introduction: Fiber-reinforced composites are widely used in the aircraft industry, including in helicopters. When exposed to fire, airborne fibers can be released from the composite and pose a risk to exposed humans-the fear being that it may pose a similar health hazard as asbestos fibers, particularly the pulmonary damage.
Methods: A systematic literature review was performed in the PubMed database.