Description: PFM – Cast Metal Alloy Sub-Structure for Porcelain Fused to Metal 

Indications: Single Crowns  and  Bridges 

Material Composition:  Non-Precious Metal; IPS Style Porcelain 

Advantages: Least expensive, strongest 

Limitations: Dark oxide layer must be opaqued, grey line at margin 

Insertion: Bonded or cemented Working days in lab: 5,  greater than 8 units: 10 days