Research Article

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

Table 4

ANOVA results of ultimate tensile strength (σu) (MPa).

SourceDFAdj SSAdj MSF-value valueRank

Regression496.166732.055647.300.001
Temperature (A)10.00000.00000.0011.0004
Speed (B)10.16670.16670.250.6413
Infill density (%) (C)196.000096.0000141.640.0011
Infill pattern (D)10.229130.229130.480.5272
Error43.38890.6778
Total899.78473