Dental mill blank and dental prosthesis

摘要

The present invention provides a mill blank and a manufacturing method having a multilayer structure excellent in aesthetic.The present invention comprises a mill mill blank having a billet layer having two or more layers of laminated structure, the laminate structure comprising an enamel layer and a core layer, wherein the core layer comprises a first truncated cone wherein the core layer is a substantially truncated cone The present invention relates to a dental mill blank which constitutes a part of an interface between the enamel layer and the core layer.