No!: Layered porcelain on a " Bruxier" Zirconium crown is equal to or stronger than porcelain fused to a metal based crown and more esthetic! So while it can chip, it is an excellent choice for a restoration!
Answered 11/28/2017
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Crown types: In the hands of a skilled dentist and laboratory technician, both types of crowns should hold up equally well over time.
Answered 7/6/2016
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