Zirconia ST Pre Shade

Suitable for full-contour crown and bridge. No need coloring with VITA 16 shades. 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/cm3) 6.08±0.01 CTE after sintering (25-500°C) (10.5 ±1.0)x10-6K-1 3-point flexural strength after sintering ( Mpa ) > 1100 ( Av.) Accelerated aging surface monoclinic phase content < 15% Chemical solubility after sintering (ug/cm2) < 100 Cytotoxicity test Level 0 Radioactivity ( Bq /g ) < 0.1% Sintering temperature 1450 ~1580°C recommended 1530°C CHEMICAL COMPOSITION Nanometer Zirconia Powder >98% Fe2O3 < 0.3% Pr2O3 < 0.2% Er2O3 < 1.0% Other oxides < 0.5%