Table 1.

Operating parameters set for the PVA-based formulation.

Parameter	Value
Nozzle diameter	0.5 mm
Printing temperature	200 °C
Build plate temperature	50 °C
Extrusion flow	100% of the maximum flow
Printing speed	23 mm/s
Retraction length	2.00 mm
Retraction speed	20 mm/s
Layer height	0.10 mm
Infill	100% or 50%,
Infill geometry	Rectilinear
Number of top/bottom	2
Number of perimeters	1