Thanks everyone.
I was thinking to use low velocity impact loading to create delamination. However I am not sure if this will create dents on the surface, which will defeat the purpose of evaluating the effectiveness of NDT.
Has anyone tried this method before?
Hi
Does anyone know how to artificially create subsurface delamination in graphite/epoxy laminates? My intention is to create test specimens for evaluating the effectiveness of laser shearography.
I tried to embed a layer of anti-wetting agent in between laminates, but failed to create...