Composite Code

Impact Energy (J)

C55/E45

8 ± 1

C60/E40

9 ± 2

C65/E35

7 ± 1

C60/E39.5/Al0.5

10 ± 1

C60/E39/Al1

12 ± 2

C60/E39.5/Zn0.5

12 ± 1

C60/E39/Zn1

14 ± 1