Mechanical Behavior of Sandwich Panels with Hybrid PU Foam Core

Figure 3

Failure modes of GHP specimens. (a) Specimen GHP-CON. (b) Specimen GHP-1-1. (c) Specimen GHP-2-1. (d) Specimen GHP-1-2. (e) Specimen GHP-2-2. (f) Specimen GHP-2-3.

(a)

(b)

(c)

(d)

(e)

(f)