DDS 3D Multilayer Zirconia Blocks

Simply to be Natural

Layer Proportion Vickers

Hardness(HV)

Strength(MPa) Color Translucency
Layer 1 30% ≥1250 ≥750 ,≤1250

Shallow

Deep

43%—55%
Layer 2 15%
Layer 3 15%
Layer 4 20%
Layer 5 20%

Characteristics:

Natural Color Transition, Pre-colored.

Top High Transmittance with Natural Gradient

Simple and Less Process of Production

Available in all classic VITA 16 shades (A1 to D4)
Indications
DDS 3D multilayer is intended for the fabrication and preparation of copings, full anatomical/ full
contour crowns, bridges up to three units, inlays, and onlays for anterior and posterior restorations.
Note:Directing arrow is marked on the label of multilayer blanks, which points to insical surface.

Chemical Composition

ZrO2+HfO2 >94wt%
Y2O3 5.3wt%
AL2O3 <0.5wt%
Other Oxides <0.5wt%

Properties

  • Sintering Density :             6.0g/cm³
  • Bending Strength:              ≥750MPa
  • Vickers Hardness:              1250HV
  • Chemical Solubility:          <100μg/m²
Sintering step Temperature range(℃) Time(h)
paragraph 1 20-900 1.5
paragraph 2 900-900 0.5
paragraph 3 900-1530 4.0
paragraph 4 1530-1530 2.0
paragraph 5 1530-800 2.0
paragraph 6 800-Natural cooling 100 Draw a charge