Research Article

Adhesive Through-Reinforcement Improves the Fracture Toughness of a Laminated Birch Wood Composite

Figure 7

Load-displacement curves of specimens with unmodified polyurethane (PU) adhesive or adhesive modified by the addition of 5.5% w/w glass fibre (GF): (a) No through-reinforcement; (b) through-reinforcement (24 reinforcements).
(a)
(b)