Interpreting finite element results for brittle materials in endodontic restorations

Table 1 Material properties of the restored tooth model

Component (Material)	Elastic Modulus (GPa)	Poisson coefficient	Reference
Root (dentine)	18.6	0.31	[3–5, 8]
Gutta-percha	0.00069	0.45	[3–5]
Periodontal ligament	0.0689	0.45	[5, 8]
Cortical bone	13.7	0.30	[3–5, 38]
Trabecular bone	1.37	0.30	[3–5, 38]
Post cement (resin cement)	18.6	0.30	Coltène Whaledent
Core (resin composite)	7.786	0.30	[34]
Crown (porcelain)	120	0.28	[4]
Post (stainless steel)	207	0.30	Coltène Whaledent

ISSN: 1475-925X