4D Multilayer blocks are very high transparent from 43% to 57%, 6 Layers overlay, 11 layers gradient, suitable for high-demand aesthetic restoration. It is superior for Anterior teeth bridges up to 7 units.
HaHasmile® is a brand for selling dental materials, we are direct manufacturer for more than 10 years to sell zirconia blocks, PMMA blocks, Milling Burs, Grinding tools and other consumable materials experience, our dental materials have very high quality and our zirconia blocks monthly output 60000pcs.
Features:
Color Gradient;
6 layers of natural color transition, matching color graduation of natural tooth from cervical to incisal;
Translucency Gradient;
From 43% in cervical to 57% translucency in incisal, it show gradient increase.
Strength Gradient;
Strength gradient , high strength in base part achieve long bridge restoration.
Perfect show of natural teeth;
Convenient, do medical treatment without removal;
Natural and soft color effect;
HaHasmile® 4D Multilayer zirconia blocks are produced by CIP technology and pre-sintered in low temperature. Although the product has some strength, because of porosity, please handle carefully.
Chemical Composition
Nanometer zirconia powder - ≥98%
CeO₂ - <0.5%
Fe2O3 - <0.5%
Er2O3 - <0.5%
Other Oxides - <0.5%
Mechanical Property
Sintered Density g/cm⊃3; - >6.02g/cm⊃3;
Hardness(Hv10) - 1250MPa
Sintered temperature(°C) - 1500°C
Radioactivity Bq.g-1 - <0.1
Cytotoxicity - Level0