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

Table 2

Experimental matrix.

No.	Printing temperature (°C)	Printing speed (mm/s)	Infill density (%)	Infill pattern
1	205	20	30	Triangle
2	205	50	60	Cubic
3	205	80	90	Concentric
4	215	20	60	Concentric
5	215	50	90	Triangle
6	215	80	30	Cubic
7	225	20	90	Cubic
8	225	50	30	Concentric
9	225	80	60	Triangle