Research Article
High Strain Rate Compressive Behavior of Polyurethane Resin and Polyurethane/Al2O3 Hollow Sphere Syntactic Foams
Figure 12
SEM images of a polyurethane/Al2O3 syntactic foam specimen tested at a strain rate of 1670āsā1 showing the (a) specimen shear failure and (b), (c), and (d) failure of a hollow particle.
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(b) |
(c) |
(d) |