Table 7 Sample density value and relative density of different color doping amount.

From: Preparation and research of new black zirconia ceramics

Colorant content (wt.%)

Theoretical density (g/cm3)

Density (g/cm3)

Relative density (%)

1

6.11

6.03

98.6

4

6.11

6.01

98.3

7

6.12

5.97

97.5

10

6.08

5.94

97.6