ST-ML ZIRCONIA DISK

Santa Barbara DentalST-ML ZIRCONIA DISKis the high-strength, high-translucency monolayer solution for excellent natural-looking results. Available in 16 colors, no additional coloring is required, providing a multitude of working solutions. The high flexural strength (1100 MPa) guarantees durable and safe restorations suitable for every possible process. Compatible with the entire Santa Barbara Dental fleet • 16 Colors • Flexural Strength 1100Mpa • Translucency 42% • Natural tooth looking • Light and durable • Biocompatible • Low thermal conductivity • Suitable for monolithic crowns and bridges Chemical Composition

Components

ZrO2+HfO2+Y2O3 ≥99%

Y2O3 4.5%-6.0%

Al2O3 <0.05%

Other Oxides <0.05%

Physical Properties

Properties

Density before sintering (g·cm−3) 3.15 ±0.05

Density after sintering (g·cm−3) 6.09 ±0.01

CTE (25-500°C) 10.5 ±0.05

Flexural strength after sintering (Mpa) 1100

Aging surface monoclinic phase content <15%

Light Transmittance <42%

Chemical solubility after sintering (µg·cm−2) <100

Cytotoxicity Livello 0

Radioactivity (Bq·g−1) <0.1

Sintering Temperature (recommended 1530) 1500 -1550