Study on re-pull force in pultrusion processes-ii. theoretical analysis

Meng LU, Lin Ye, Yiu Wing Mai, Cherryn Smith, Brent Johnstone

Research output: Chapter in book / Conference proceedingChapter in an edited book (as author)Academic researchpeer-review

Abstract

An attempt is made in this paper to give a qualitative interpretation to the experimental observations of the re-pull force which has been presented in Part I. A mechanistic model is established which assumes that a pultruded composite component, which is not fully cured, will experience a creeping expansion due to the de-compaction of fiber reinforcement in the release zone. It is shown that such expansion, under certain conditions, may overwhelm the effect of resin shrinkage, and cause a considerable contribution to the pull force. Thus, the model established in this paper is expected to characterize, at least partially, the relevant mechanisms behind the pull force.

Original languageEnglish
Title of host publicationComposite Technologies for 2020
Subtitle of host publicationProceedings of the Fourth Asian-Australasian Conference on Composite Materials (ACCM 4)
PublisherElsevier
Pages840-845
Number of pages6
ISBN (Electronic)9781855738317
DOIs
Publication statusPublished - 1 Jun 2004
Externally publishedYes

ASJC Scopus subject areas

  • General Engineering
  • General Materials Science

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