All-Ceramic - IPS Empress® 2

The IPS Empress® 2 system is comprised of two new distinctly ceramic materials. The glass ceramic framework contains lithium disilicate crystals, a material and composition unique to dentistry. The new material provides strength and esthetics for single-unit crowns and three unit bridges.

The Dream Smile cosmetic team possesses the knowledge to fabricate excellent translucent restorations corresponding to natural teeth using the IPS Empress® 2 materials.

INDICATIONS
Three-unit bridges, and full-coverage restoration, Inlays/Onlays

FEATURES / BENEFITS
Excellent translucency corresponding to natural teeth
High mechanical strength
Superior Opalescence/Fluorescence
Wear comparable to natural dentition
Low bacterial adhesion
Opacity
Controlled crystallization
Can be bonded as well as conventionally cemented
Superior fracture toughness

CEMENTATION
Conventional Cementation or adhesive bonding system

PHYSICAL PROPERTIES
Flexural strength 350-400 + 50 Mpa
Fractural toughness 3.2 + 0.3 Mpa / m 0.5
Coefficient of thermal expansion 10.6 + 0.5 / 10-6 / K-1m/m
Solubility < 100 µg/cm²
Press temperature 920º C
Firing temperature 800º C

IPS EMPRESS® 2 A registered trademark of Ivoclar North America