Dental Titanium Blocks Product Manual We provide high purity titanium grade 2 and Grade 5 milling blank, ,specially designed for the use of CAD CAM milling systems. This industrially manufactured material ensures consistent quality and is suitable for crowns and bridges in the anterior and posterior regions. Any type of veneering ceramics which are suitable for titanium can be used. Sizes available for Round OD 98mm disks with or without step for height between 10mm and 25mm.