Objective assessment of the surface quality of coated surfaces

Q. Labrosse, C. P. Hoppins, J. Summerscales*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A novel procedure has been developed for the assessment of the surface finish of in-mould gel-coated fibre-reinforced polymer matrix composites. The technique involves photographing the reflection from a coated surface on an opaque screen and analysing the image using fractal dimensions. The ranking of the quality of surface finish from this technique sensibly aligns with that obtained by human observation and by the commercial Wavescan DOI system. The investment required for the new system is primarily that required for a high-resolution digital camera, and hence is less than 5% of the cost of the commercial instrument.
Original languageEnglish
Pages (from-to)16-20
Number of pages0
JournalInsight
Volume53
Issue number1
DOIs
Publication statusPublished - Jan 2011

Keywords

  • DISCRETE WAVELET TRANSFORM
  • COMPOSITE COMPONENTS
  • TEXTURE ANALYSIS
  • IMAGE-ANALYSIS
  • CLASSIFICATION
  • FINISH
  • PARTS

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