Use of Wollastonite as a Flux for Bone China Bodies

Table 3

Technical characterization of fired bodies.

Body/temperature; (°C)	Water absorption; (%)	Shrinkage; (%)	Apparent density; (g/cm^3)	𝜎𝑓; (MPa)
Wollastonite
1180	2.33	11.62	2.29	53.3 ± 9.3
1200	0.01	13.67	2.43	62.4 ± 8.1
1220	0.04	13.23	2.46	73.9 ± 4.1
1240	0.02	13.10	2.34	58.8 ± 8.2
1260	0.03	12.66	2.28	53.0 ± 9.1
1280	0.00	12.47	2.25	52.6 ± 4.3
Feldspar
1240	1.22	8.80	2.17	41.1 ± 4.3
1260	0.06	9.65	2.22	54.0 ± 4.1
1280	0.05	9.59	2.16	48.1 ± 4.7