China Precison Machining Macor Ceramic Parts Wear Resistance Ceramic Spacer Ceramic Bar, Find details about China Ceramic, Zirconia Ceramic from Precison Machining Macor Ceramic Parts Wear Resistance Ceramic Spacer Ceramic Bar
Attribute | Zirconia | Alumina | ZTA |
Density | 5.9-6.05g/cm3 | 3.6-3.8g/cm3 | 4.8g/cm3 |
Hardness(HRC) | 88-90 | 80-86 | 86 |
Fracture Toughness | 10MPa.m½ | 4MPa.m½ | - |
Compressive Strength | 2000MPa | 1500MPa | 1700MPa |
CTE | 10.5ppm/ºC | 7.15-7.67ppm/ºC | 9.1ppm/ºC |
Maximum Operating Temperature | 1350ºC | 1700ºC | 1350ºC |
Thermal Conductivity(24ºC) | 2W/m.k | 18-28W/m.k | - |
Flexural Strength (24ºC) | 950MPa | 300MPa | 600MPa |
Water Absorption(%) | 0 | 0 | 0 |