KUNWU / MATERIAL
Zirconia-toughened alumina
Composite ceramic combining alumina hardness with zirconia damage tolerance.
ZTA
Material grades
Published performance data
Values are reproduced from KUNWU technical data and depend on test method, printing, debinding and sintering conditions. Technical confirmation is required before batch design.
| ADT-ZTA-TH01-H | |
|---|---|
| Powder purity | ≥99% |
| Solid loading | 61 vol% / 85 wt% |
| Viscosity at 50 s⁻¹ | 3.85 Pa·s |
| Slurry density | 2.90 g/cm³ |
| Sintering temperature | 1650°C |
| Actual density | 4.12 g/cm³ |
| Relative density | 98.1% |
| Porosity | 1.9% |
| Three-point flexural strength | 682 MPa |
| Surface roughness Ra | 1.09 μm |
| Hardness HV10 | 1250 |
| Compressive strength | 1466 MPa |
| Fracture toughness | 5.6 MPa·m½ |
| Maximum service temperature | 1500°C |