Material

Drop height (mm)

Load (N)

Impact energy (J)

Impact velocity (m/s)

Total energy (J)

Fracture

ZTA-1

60

9039.6

2.0165

0.8955

0.8263

Yes

ZTA-2 (S)

50

9759.2

2.5703

1.0110

1.9695

Yes

ZTA-3 (B)

50

10567.5

2.5864

1.0142

0.9966

No

ZTA-4 (S)

50

9325.8

2.5896

1.0148

1.7043

Yes

ZTA-5 (B)

50

10425.7

2.5985

1.0165

0.9663

No

ZTA-6

40

6523.3

2.9932

1.0910

1.4220

No