Discussion on the Design and Performance of the Whole Packaging Box of Environmentally Friendly Packaging Materials

Table 5

Design variable value space.

Variable name	Initial value	Ranges
Number of horizontal screws	28	{26, 27, 28, 29, 30, 31}
Number of vertical screws	23	{21, 22, 23, 24, 25 ,26}
Stiffener web height	42	40–50
Width of ribs	16	15–22
Thickness of cover plate in 0° direction	1.170	0.1–2.0
The thickness of the cover plate in the direction of 45°	0.936	0.1–2.0
Thickness of cover plate in 90° direction	1.170	0.1–2.0
Packaging thickness at 0°	0.819	0.1–2.0
Packaging thickness at 45°	0.702	0.1–2.0
Packaging thickness at 90°	0.469	0.1–2.0
Thickness of ribs	1.404	0.1–2.0
The thickness of the ribs in the direction of 45°	0.585	0.1–2.0
Thickness of ribs in 90° direction	1.404	0.1–2.0