Research Article

Improvement of the Shock Absorption Ability of a Face Guard by Incorporating a Glass-Fiber-Reinforced Thermoplastic and Buffering Space

Figure 1

Cross-sectional views of the four investigated types of FG materials: (a) AP32 (conventional face guards), (b) AP16, (c) AP-APS, and (d) GF-APS.
(a) Cross-sectional view of AP32
(b) Cross-sectional view of AP16
(c) Cross-sectional view of AP-APS
(d) Cross-sectional view of GF-APS