Study on Injection Molding Process Simulation and Process Parameter Optimization of Automobile Instrument Light Guiding Support

Table 5

Mean signal-to-noise ratio of shrinkage and warpage.

Optimization objective	Mean	A	B	C	D	E
Shrinkage rate		−18.681	−18.044	−19.359	−19.491	−21.338
		−18.949	−18.622	−18.717	−18.780	−19.764
		−19.259	−19.490	−18.992	−19.184	−17.744
		−19.292	−20.026	−19.053	−18.726	−17.336
		−19.004
Amount of warping		−5.767	−6.045	−5.750	−5.949	−5.534
		−5.811	−5.848	−5.763	−5.824	−5.806
		−5.76	−5.637	−5.771	−5.759	−5.892
		−5.735	−5.543	−5.189	−5.541	−5.841
		−5.738