Table 6.

Porosity results for all 14 test samples using X-ray CT measurements.

Sample	Number of Slices	Pixel size (μm)	Average porosity (%)	Porosity Standard Deviation (Absolute, %)
1–1C	900	2.447	0.000	0.000
1–2C	906	2.447	1.348	0.262
1–2D	851	2.540	1.305	0.268
1–4C	909	2.430	1.720	0.143
1–5C	776	2.524	11.960	1.190
1–5D	801	2.440	11.230	1.390
2–1C	908	2.447	0.571	0.348
2–2A	903	2.447	8.191	2.340
2–3A	909	2.447	1.569	0.290
2–4A	901	2.447	6.313	1.702
2–5A	916	2.447	12.020	2.660
3–1A	900	2.447	0.000	0.000
3–2A	906	2.447	0.971	0.195
3–3A	905	2.447	1.447	0.275
3–4A	921	2.626	2.199	0.456
3–5A	906	2.447	5.778	0.802