Zirconia Injection Molding

Product

Zirconia

Material

ZrO₂, Y₂O₃ stabilized

Typical Composition

ZrO₂%	Y₂O₃%	Al₂O₃%
>94.4	5.0-5.3	0.2-0.3

Typical Properties
of Sintered Parts

Mechanical properties
Young’s modulus	200 GPa
Sintered density	≥ 6.06 g/cm³
Bend Strength	600-800 MPa (as-fired) 800-1000 MPa (polished) 1200-1400 MPa (HIPped, polished)
Fracture Toughness	6-9 MPa. √m
Hardness	1350 HV
Thermal properties
Expansion coefficient	10-10^-6 K^-1
Conductivity	2 W/mK
Thermal shock resistance	350° C
Electrical properties
Resistance	10⁶ Ω m
Dielectric constant	22

Applications

Parts with excellent surface quality; reproduction of finest details. Combines good wear resistance with high strength. Biomedical applications, micro-engineering, fiber optics, nozzles for extrusion and spraying. Maximum temperature of use 100° C: In dry environments up to 400° C. Not suitable for multiple steam sterilizations.

(916) 549-9696
Email: info@ortechceramics.com
OrTech, Inc.
2543 Sierra Blvd
Sacramento CA 95825