Zirconia ST Pre Shade

DNA offers the best quality Zirconia blocks that are made for various milling systems such as; Roland, Weiland, Origin, and Yena.

Indications:

• Crown

• 2-4 Unit Bridges

• Cantilever Bridge (Except patients with bruxism)

• Inlay Bridge (Except patients with bruxism)

• Maryland Bridge (Except patients with bruxism)

• Telescopic Crown

PHYSICAL CHARACTERISTICS

Density before sintering (g/cm 3 )
6.08 ±0.01

CTE after sintering (25-500°C)
(10.5 ±1.0)x10 -6 K -1

3-point flexural strength after sintering ( Mpa )
> 1100 ( Av.)

Accelerated aging surface monoclinic phase content
< 15%

Chemical solubility after sintering (ug/cm 2 )
< 100

Cytotoxicity test
Level 0

Radioactivity ( Bq /g )
< 0.1%

Sintering temperature
1450 ~1580°C
recommended 1530°C

CHEMICAL COMPOSITION

Nanometer Zirconia Powder

>98%

Fe 2 O 3

< 0.3%

Pr 2 O 3

< 0.2%

Er 2 O 3

< 1.0%

Other oxides
< 0.5%