Effect of blank holder force on draw forming of steel/SRPP Fibre Metal Laminate

  • J. Nam
  • , W. Cantwell
  • , R. Das
  • , A. Lowe
  • , S. Kalyanasundaram

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

Abstract

This paper presents findings on forming and wrinkling behaviour of Fibre Metal Laminate system based on steel and self-reinforced polypropylene composite material systems. Stamp forming experiments were conducted at room temperature with a hemispherical punch under different blank holder forces. Resulting surface strains were captured real-time using a 3D photogrammetric measurement system, from which forming limit diagrams could be constructed. Increase in blank holder force resulted in reduced severity of wrinkling and larger formable depth, except at the largest blank holder force for which inter-laminar delamination occurred and lower forming depth was reached. More stretching as opposed to drawing occurred with larger blank holder forces and along axes at 0°/90° to fibre orientations of the composite material.

Original languageBritish English
Title of host publication16th European Conference on Composite Materials, ECCM 2014
ISBN (Electronic)9780000000002
StatePublished - 2014
Event16th European Conference on Composite Materials, ECCM 2014 - Seville, Spain
Duration: 22 Jun 201426 Jun 2014

Publication series

Name16th European Conference on Composite Materials, ECCM 2014

Conference

Conference16th European Conference on Composite Materials, ECCM 2014
Country/TerritorySpain
CitySeville
Period22/06/1426/06/14

Keywords

  • Fibre metal laminate
  • Forming limit diagram
  • Real-time strain measurement system
  • Stamp forming

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