Parameter Optimization of PET Plastic Preform Bottles in Injection Molding Process Using Grey-Based Taguchi Method

Table 4

Response table of plastic injection parameters.

Parameters	Levels
	1	2	3
Melting temperature (A)	0.853	0.435	0.526
Molding temperature (B)	0.563	0.661	0.591
Holding pressure (C)	0.686	0.590	0.538
Cooling time (D)	0.544	0.711	0.560
Total mean grade = 0.605