used as insulating linings for ultrahigh temperature Bubble ZrO2 brick
USD $200 - $800 /Ton
Min.Order:1 Ton
Zhengzhou Sunrise Refractory Co., Ltd.
Bubble ZrO2 brick
Physical and chemical index
Item | Bubble ZrO2 brick ZKZ-98 | |
Chemical composition | ZrO2, % ≥ | 98 (+Stabilizer) |
SiO2, % ≤ | 0.2 | |
Fe2O3, % ≤ | 0.2 | |
Bulk density g/cm3 | ≤ 3.0 | |
Cold crushing strength MPa, ≥ | 8 | |
Refractoriness under load °C (0.2MPa, 0.6%) ≥ | 1700 | |
Reheating linear change (1600°C×3hrs) | ±0.2 | |
Thermal conductivity (Average 800°C) W/(m·K) ≤ | 0.5 | |
Max. service temperature °C | 2000-2200 |
Primarily used as insulating linings for ultrahigh temperature middle frequency furnace or other kilns beyond 2000~2200°C