High temprature resistance Chrome Corundum Brick MCA-12
USD $200 - $800 /Ton
Min.Order:1 Ton
Zhengzhou Sunrise Refractory Co., Ltd.
High Pure and Low Silica Corundum | Pure Corundum | Chrome Corundum | Brown Corundum | |
MA-99 | MA-96 | MCA-12 | FZA | |
Al2O3 % | ≥99 | ≥96 | ≥88 | ≥78 |
SiO2 % | ≤0.2 |
|
| ≤14 |
Fe2O3 % | ≤0.15 | ≤0.3 | ≤0.3 |
|
R2O % | ≤0.15 | |||
Cr2O3 % | 10-12 | |||
Apparent Porosity % | ≤17 | ≤18 | 17-79 | 18 |
Bulk Density g/cm3 | ≥3.15 | ≥3.0 | ≥3.15 | ≥3.0 |
Cold Crushing Strength Mpa | ≥100 | ≥70 | 80-100 | 98 |
Modulus of Rupture at High | ≥9.5 | |||
Refractoriness °C | ≥1900 | ≥1850 | ||
0.2Mpa Refractoriness Under Load T0.6 °C | ≥1700 | ≥1680 | ≥1700 | ≥1680 |
Thermal Stability 1100°C | ≥6 | ≥6 | ||
Reheat liner change 1600°C×3h % | ≤±0.2 | ≤±0.3 | 0-0.2 | 1500°C×2h |