Effect of Base Metal Alloys Recasting on Marginal Integrity of Castable Crowns

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Effect of base metal alloys recasting on marginal integrity of castable crowns.

INTRODUCTION Base metals have a wide use in casting methods. Sometimes they are reused in laboratories which may have an adverse effect on the restoration marginal integrity. This study aimed to investigate the effect of recasting of alloys on marginal integrity of restorations. MATERIALS AND METHODS Models with two types of finishing lines shoulder bevel 45° and shoulder 135° were produced a...

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Statement of Problem: In order to eliminate the esthetic problem of metal collar in porcelain fused to metal crowns various techniques, such as shoulder porcelain, have been suggested. Purpose: The aim of this study was to investigate the effects of repeated porcelain firing cycles on the marginal integrity of shoulder in porcelain fused to metal crowns, made of two kinds of alloys: noble and b...

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ژورنال

عنوان ژورنال: The Journal of Contemporary Dental Practice

سال: 2013

ISSN: 1526-3711

DOI: 10.5005/jp-journals-10024-1309