Development of Cost-Effective Sustainable Hybrid Composites Based on Recycled PP and Chopped Carbon Fibers

Alaeddin Burak Irez*, Sukru Yirik

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

The environmental and economic concerns of our day are driving component manufacturers to develop durable and cost-effective composites. In this sense, carbon fiber (CF) waste generated in the aerospace industry can be used to develop lightweight composites for use in the inner fender of a passenger car. In this study, recycled chopped carbon fibers derived from clean CF scrap were blended with a recycled Polypropylene (PP) matrix derived from disposable masks collected during the COVID-19 pandemic. To improve the interface characteristics of the reinforcements with the matrix, anhydride grafted polyethylene (PE–Fusabond® ) has also been added to the composites. After manufacturing composites using a twin-screw extruder, characterizations were carried out by bending and Charpy impact tests. From the mechanical characterizations, CFs remarkably enhanced the elasticity modulus of the composites, while Fusabond improved the elongation capacity of the composites. Moreover, both reinforcements significantly improve the impact resistance of the composites. In addition, microstructural observations were performed. Scanning electron microscope (SEM) fractography done on the failed specimens showed that crack bridging and plastic deformation of the matrix were the main toughening mechanisms.

Original languageEnglish
Title of host publicationProceedings of the 8th International Conference on Mechanical, Automotive and Materials Engineering, CMAME 2022
EditorsJohn P.T Mo
PublisherSpringer Science and Business Media Deutschland GmbH
Pages145-155
Number of pages11
ISBN (Print)9789819936717
DOIs
Publication statusPublished - 2023
Event8th International Conference on Mechanical, Automotive and Materials Engineering, CMAME 2022 - Virtual, Online
Duration: 16 Dec 202218 Dec 2022

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference8th International Conference on Mechanical, Automotive and Materials Engineering, CMAME 2022
CityVirtual, Online
Period16/12/2218/12/22

Bibliographical note

Publisher Copyright:
© The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd.

Funding

This research was supported by the Istanbul Technical University Office of Scientific Research Projects (ITU BAPSIS), under grant MAB-2021-42811. the authors acknowledge the support of Abdullah Ozker, Ismail Karakaya, and Yunus Demir during the composite manufacturing.

FundersFunder number
Istanbul Teknik ÜniversitesiMAB-2021-42811

    Keywords

    • Carbon fiber
    • Hybrid composites
    • Recycled PP
    • Sustainability

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