Figure 5.
Optical micrographs of the surface of 3D printed parts: (a) P1.4, (b) P1.6, (c) P1.8, (d) P2.4, (e) P2.6, (f) P2.8, (g) P3.4, (h) P3.6 and (i) P3.8 (t = layer thickness, w = extrusion width).
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