All fair points CHL....I cannot specify any further, only what I have been told by a person whom I trust. I suppose all I can say is, IMHO, I believe the material toI dont have trouble believing you, but we have no frame of reference here. State of the art zirconia pressing is 40 years old technology. State of the art chinesium factories are still human powered because labor is cheaper than automata. State of the art factories are leagues beyond what lab work is at its core. So some specificity here will go a long way.
be as good as anything I have tried to date and am very happy with it.