The evolution of the CEREC system - ScienceDirect
2006-9-1 · Dental ceramic appeared esthetically more pleasing and more durable than resin-based composite. The first grinding trials with a simple device on bodies made of feldspathic ceramic (Vita Zahn-fabrik, Bad Saöckingen, Germany) showed that this material could be removed with a grinding wheel in a few minutes without damaging the rest of the bulk ().
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