| Place of Origin |
Henan China (Mainland) |
| SiO2 Content (%) |
0-90 |
| Al2O3 Content (%) |
99Min |
| MgO Content (%) |
0-95 |
| CaO Content (%) |
0-90 |
| CrO Content (%) |
0-90 |
| SiC Content (%) |
0-85 |
| Model Number |
KGSM1800 |
| Brand Name |
LYKGNH |
| Shape |
Brick |
| Material |
Alumina Block |
High purity corundum brick Item Brand/Index High-purity corundum brickCorundum mullite brickKGY-99KGY-98KGY-96KGY-90Al2O3,% ≥9998969080Fe2O3,% ≤0.150.30.40.50.8Si2O3,% ≤0.30 Bulk density,g/cm3 ≥ 3.23.23.13.03.0Apparent porosity,% ≤ 1820202018Cold crushing strength MPa ≥ 90908080120Refractoriness under load °C(0.2Mpa,0.6%) 1740 1740 172017001700Linear change after heating %(1600°C×2h) ±0.2±0.2±0.2(1550°C×2h)±0.3(1550°C×2h)0 +0.5(1550°C×3h)