Abstract:Purpose:
This study aimed to investigate the discoloration of four types of dental porcelain
systems (feldspathic, monolithic zirconia, lithium disilicate, and leucite glassceramic)
with various surface treatments (glazed and mechanically polished) after
undergoing chewing simulation against a natural tooth antagonist.
Materials and methods:
Disc-shaped porcelain groups (9x3mm) were produced for the following categories:
feldspathic glazed (FG), feldspathic mechanically… Show more
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