I-3D pro multilayer zirconia block cerec yimbonakalo yendalo yokuhlelwa kombala.I-Yucera 3D pro esekwe kubuchwephesha be-multilayer ukuqinisekisa ukuba isigaba se-cubic ngaphakathi kwe-zirconia sinokwenziwa ukunciphisa ukukhanya kwe-birefringence kulo naluphi na uhlobo lwe-tetragonal zirconia polycrystals ezinziswe nge-3mol% Y2O3 zirconia, ngoko ukuguquguquka kunokwenyuka.