zirkonzahn 5-TEC CAD/CAM milling system 100% compatible zirconia discs.Blocks have the edge groves required for a zirkonzahn 5-TEC machine.HT is with strength up to 1200MPA,translucency 38%.Super translucency and mechanical strength, reliable stability; Suitable for crowns & bridge, and anterior & posterior denture.High translucent or Ice and super translucent or Prettau zirconia blocks.