Preparation Guidelines
Margin Styles

Feather

Example of feather Margin

Advantages:
Conserves tooth Structure.

Indications:
PFM and All-Metal.

 

 

 

Shoulder

Example of shoulder margin

Advantages:
Bulk of restorative material

Indications:
Facial margin of PFM.

 

 

 

Chamfer

Example of chamfer margin

Advantages:
Adequate bulk
Easier to control

Indications:
All-Metal.
Lingual margin of  PFM.

 

 

Beveled Shoulder

Example of bevelled margin

Advantages:
Bulk of material

Indications:
Facial margin of porcelain with supra-gingival margins.

 

 

 

To print this page in a PDF Format Click Here.

 

[Home]