Zircon crown

Situational model

Tooth 23 is going to be restored by zircon crown

Creating of zircon framework

InLab program

Zircon block

The process of milling

Milling

Regeneration firing

Zircone building

For building of the crown was used Ivoclar vivadent IPS e.max systém

Zir Liner

Creates connection between framework and e.max mass

ZirLiner ( powder+ liquid) has to

be applied over whole surface

by protracted movements

Firing - 960°C for 1 min

Building of the crown

Building starts with aplying of Dentin. The mass is applied by special brush for

ceramics

Firing - 750°C for 1 min

Building of the crown

Building of the crown continues with applying of Transpa inscisal

The crown is builded into approximate shape of tooth

The crown after second firing

Machining

Process of machiningNeckContactHeight ( articulation)MorfologySurface texture

Glaze

For glazing of the crown was used IPS Empress

Firing - 725° for 1min 30 sec

Final version