J joyride Member 15+ Year Member Joined Dec 9, 2005 Messages 61 Reaction score 0 Oct 1, 2010 #1 Members don't see this ad. Has anyone heard or knows any studies on fracture toughness of the various CEREC porcelain blocs that are on the market? The ones I know of are Empress CAD, Emax and Emax2, but which one among others not listed have a better longevity?
Members don't see this ad. Has anyone heard or knows any studies on fracture toughness of the various CEREC porcelain blocs that are on the market? The ones I know of are Empress CAD, Emax and Emax2, but which one among others not listed have a better longevity?