Table 1.

Surface roughness of 3DP titanium alloy craniomaxillofacial bone plates.

	Surface roughness (Sa, μm)
	Non-bone interface	Bone interface
SLM plate without polishing	5.63 ± 1.35	14.86 ± 1.11
SLM plate with polishing	0.35 ± 0.12	0.36 ± 0.07
EBM plate without polishing	28.23 ± 5.70	24.80 ± 3.58
EBM plate with polishing	0.26 ± 0.09	0.23 ± 0.06
Standard plate	0.32 ± 0.05	0.33 ± 0.04

Abbreviations: 3DP, three-dimensional printing; SLM, selective laser melting; EBM, electron beam melting.