Table 1.

The overall experimental design of the study.

Treatment No.	Released angle	Impact level	Absorbed energy (Ea-J)	Storage Temperature (°C)
1	30°	Low	0.074 ± 0.003	5
2	30°	Low	0.074 ± 0.003	13
3	30°	Low	0.074 ± 0.003	22
4	45°	Medium	0.160 ± 0.008	5
5	45°	Medium	0.160 ± 0.008	13
6	45°	Medium	0.160 ± 0.008	22
7	60°	High	0.273 ± 0.016	5
8	60°	High	0.273 ± 0.016	13
9	60°	High	0.273 ± 0.016	22