TUNDISH NOZZLE
Brand Item |
Zr insert |
Zr insert |
Zr insert |
Zr insert |
Al2o3 base |
ZrO2+HfO2(%) |
≥65.0 |
≥80.0 |
≥85.0 |
≥94.0 |
|
SiO2(%) |
≤20 |
≤20 |
≤20 |
≤20 |
≤12.0 |
Al2O3(%) |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
≥75.0 |
Fe2O3(%) |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
≤2.0 |
TiO2(%) |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
≤3.0 |
CaO(%) |
≤1.0 |
≤1.0 |
- |
- |
≤1.0 |
MgO(%) |
≤4.0 |
≤3.0 |
≤2 |
≤2.0 |
≤1.0 |
K2O(%) |
≤0.5 |
- |
- |
- |
≤0.5 |
Na2O(%) |
≤0.5 |
- |
- |
- |
≤0.5 |
BD(g/cm3) |
≥3.8 |
≥3.8 |
≥4 |
≥4 |
≥2.70 |
AP(%) |
≤21 |
≤21 |
≤22 |
≤23 |
≤20 |
* Kindly provide the drawing of tundish nozzle