China Large Size Industrial Ceramic Crucible High Temperature Ceramic Clay Crucible for Industry Melting, Find details about China Ceramic, Zirconia Ceramic from Large Size Industrial Ceramic Crucible High Temperature Ceramic Clay Crucible for Industry Melting
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 |