MicroZ-

MicroZ

MicroZ is an exclusive zirconia based crown and bridge material available only from Burdette Dental Lab. MicroZ combines the strength of full contour zirconia with the undeniable beauty of porcelain. MicroZ is a full contour zirconia crown with micro cutback on the facial surface that is layered with porcelain. This technique gives you the best of strength and the best of esthetics.

 

A CAD/CAM substitute for traditional PFM our porcelain fused to zirconia can be used for anterior and posterior crowns, crowns over implants and bridges up to fourteen units.

Attachment cases
Cases with less than 1 mm clearance
Bruxism
Patients who have broken a PFM crown
Cases that require bonding

The ideal preparation for PFZs is a chamfer margin preparation. If a porcelain labial margin is prescribed, then a shoulder margin preparation is required.
Feather-edge margin preparations are indicated for full-cast restorations.

Resin Ionomer cement (RelyX or RelyX Unicem, 3M ESPE)
Maxcem Elite (Kerr)
Panavia F 2.0 (Kuraray) -ideal for short, tapered preparations
Glass ionomer cement (GC Fuji, GC America)

If an adjustment is required on the ceramic, use a fine diamond with water and air to keep the crown cool.
To contour the ceramic, polish with a pink rubber wheel and diamond polishing paste (Brasseler, Shofu, Vident).

D2740 Crown - porcelain / ceramic substrate

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