Advances in Materials Science and Engineering / 2013 / Article / Fig 5

Research Article

Damage Characterization of Polypropylene Honeycomb Sandwich Panels Subjected to Low-Velocity Impact

Figure 5

Load versus time plots for sandwich panels subjected to (a) 15 J, (b) 30 J, and (c) 45 J of impact energies. Point 1: upper skin failure; point 2: penetration at impact region.

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