Full-cast gold crowns are contraindicated for partials and implants.

 

Inlays and onlays can also be fabricated as a full-cast restoration. Feather-edge margin preparations are indicated for full-cast restorations, but any margin preparation may be used.

Panavia 21 (Must be tinplated if precious metal is used)

Glass ionomer cement (GC Fuji, GC America)

Zinc Phosphate Polycarboxylate Resin Ionomer cement (RelyX, 3M ESPE)

 

All castings are made with a metal alloy, be it non-precious, semi-precious or precious metals. Alloys are classified by their content.

Base – contents include non-precious, Chrome Cobalt or Titanium

Noble – consists of 25 percent precious alloy

High Noble – consists of 60 percent precious metal with at least 40 percent being gold

Alloy type refers to the hardness and/or softness of the material.

Type I – Extra soft

Type II – Soft

Type III– Hard

Type IV – Extra Hard (Rigid)

Non-Precious, Noble 20, White High Noble – Type IV – Very hard and rigid. These crowns are more difficult to adjust and re-polish than alloys with a high gold content.

Full Cast 40 – Type III – Yellow high noble alloy. Brand name currently used is Argenco 40 HN.

Full Cast 52 HN – Type III – Yellow high noble alloy. Brand name currently used is Argenco 52.

Full Cast 75- Type III – Yellow high noble and is an upgrade from full cast 52. The gold is slightly more yellow in color. Brand name currently used Argenco 75.

 

 

D2790 Crown Full-Cast Hi-Noble Metal

D2791 Crown Full-Cast Predominantly Base Metal

D2792 Crown Full-Cast Noble Metal