Optimization of Process Parameters for Vertical-Faced Polypropylene Bottle Injection Molding

Table 3

The range analysis of the sink index for each process parameter.

	A	B	C	D	E	F
k1 = K1/5	−1.255	−2.154	−2.025	−1.819	−2.087	−2.006
k2 = K2/5	−1.989	−2.250	−2.056	−2.170	−2.117	−2.150
k3 = K3/5	−2.143	−2.130	−1.875	−2.244	−2.149	−2.001
k4 = K4/5	−1.977	−1.874	−1.967	−2.131	−1.753	−1.968
k5 = K5/5	−2.545	−1.502	−1.988	−1.545	−1.804	−1.816
R	1.290	0.748	0.181	0.699	0.396	0.334
Order	1	2	6	3	4	5