White-Ceramic Conversion on Ti-29Nb-13Ta-4.6Zr Surface for Dental Applications

Table 1

Average roughness (Ra) and wettability of TNTZ and CP Ti before and after heat treatment.

Sample	Ra (μm)	Contact angle (°)
TNTZ	0.62	53.7
CP Ti	0.58	50.3
Heat-treated TNTZ (1000°C 1 hr)	1.97	3.7
Heat-treated CP Ti (1000°C 1 hr)	1.74	5.9