Optimization of Mechanical Properties and Surface Characteristics of PLA+ 3D Printing Materials

Table 5

ANOVA results of Young’s modulus of elasticity (E) (GPa).

Source	DF	Adj SS	Adj MS	F-value	value	Rank
Regression	4	1.57230	0.39308	103.52	0.001	—
Temperature (A)	1	0.00807	0.00807	2.12	0.219	4
Speed (B)	1	0.00167	0.00167	0.44	0.544	3
Infill density (%) (C)	1	1.55042	1.55042	408.30	0.001	1
Infill pattern (D)	1	0.01215	0.01215	3.20	0.148	2
Error	4	0.01519	0.00380			—
Total	8	1.58749				—