Finite element analysis of micro peel test for evaluating pulp fibre interfacial adhesion

Junaid Zubair, Royson Dsouza, Farzin Javanshour, Jarno Jokinen, Pasi Kallio, Sarlin Essi, Mikko Kanerva*

*Corresponding author for this work

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

Abstract

This study uses finite element analysis of micro peel tests to examine the interfacial adhesion between pulp fibres and polylactic acid matrix. Two pulling angles, also known as the load angles of 45° and 90° are used and the embedding angles of the fibre from 0° to 10° are studied to understand their impacts on interfacial stress states. The reason to have the different embedding angles is the fact that the fibre can partly sink into the matrix droplet in reality. For pulp fibres, the embedding angle can vary due to waviness and the challenging sample preparation. The results indicate that, in comparison to a 90° load angle, a 45° load angle produces a more even distribution of stress across various embedding angles. This result emphasizes how important it is to know the load angle carefully when assessing interfacial adhesion. The work provides important understandings into optimizing micro peel tests for assessing fibre-matrix interfacial adhesion.
Original languageEnglish
Title of host publicationProceedings of the 21st European Conference on Composite Materials
Subtitle of host publicationVolume 2 - Material science
PublisherEuropean Society For Composite Materials (ESCM)
Chapter02
Pages386-395
Number of pages10
Volume2
ISBN (Electronic)978-2-912985-01-9
DOIs
Publication statusPublished - 2024
MoE publication typeA4 Article in a conference publication
Event21st European Conference on Composite Materials, ECCM21 - Nantes, France
Duration: 2 Jul 20245 Jul 2024
http://10.60691/yj56-np80

Conference

Conference21st European Conference on Composite Materials, ECCM21
Country/TerritoryFrance
CityNantes
Period2/07/245/07/24
Internet address

Funding

This research was made in the ABCmodels project funded by Research Council of Finalnd.

Keywords

  • Advance composite
  • Micromechanical testing
  • interfacial adhesion
  • Micro peel test
  • Pulp-PLA composite
  • FEA

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