An evaluation of wear of human enamel opposed by ceramics of different surface finishes.

Statement Of Problem: Surface of porcelain restoration is a matter of clinical concern because of its abrasive action on the opposing enamel.

Purpose: This study comparatively evaluated wear of enamel when opposed by three different surface finishes of ceramic.

Materials And Methods: A total of 60 metal-ceramic discs (10 mm × 2 mm) with different surface finishes were fabricated.