Incorrect margin design and insufficient prep reduction can lead to case delays and refabrications.
We've outlined the ideal design parameters based on the restoration material below. This will help you determine the necessary reduction or clearance when preparing a patient's treatment and submitting orders to Dandy.
Materials | Occlusal Clearance | Axial Wall Reduction | Margin Type | Margin Thickness |
Zirconia Monolithic | 1.5mm | 1.2mm | Shoulder or Chamfer | 1.0mm |
Zirconia Translucent Aesthetic | 1.5mm | 1.2mm | Shoulder or Chamfer | 1.0mm |
PFZ - Porcelain Fused to Zirconia | 2.0mm | 1.5mm | Shoulder or Chamfer | 1.0mm |
PFM - Porcelain Fused to Metal | 2.0mm | 1.5mm | Shoulder or Chamfer | 1.0mm |
Full Metal Crown | 1.0mm | 1.0mm | Shoulder or Chamfer | 0.5mm |
Emax - Lithium Disilicate | 1.5mm | 1.2mm | Shoulder or Chamfer | 1.0mm |
Layered Emax - Layered Lithium Disilicate | 2.0mm | 1.2mm | Shoulder or Chamfer | 1.0mm |
Emax Veneer | 1.0mm | 0.6mm | Chamfer | 0.5mm |