Zirconia Inserts for MNC Nozzle
The MNC is a fast replaceable sizing nozzle mechanism, which is installed at the bottom of continuous casting tundish. When installing MNC mechanism, install MNC upper nozzle one piece at the bottom of Tundish.
The MNC is a fast replaceable sizing nozzle mechanism, which is installed at the bottom of continuous casting tundish. When installing MNC mechanism, install MNC upper nozzle one piece at the bottom of Tundish. The outer layer of MNC upper nozzle (MNC fixed nozzle) and MNC lower nozzle (MNC movable nozzle) is made of alumina, and the inner layer is Zirconia insert.
The ZIRCONIA INSERT FOR MNC manufactured by our company is mainly made of superfine Zirconia with Mgo Cao as stabilizer. Long Service Life, but also according to the site of the smelting environment to adjust the corresponding formula to meet customer requirements.
CT-PMD1 | CT-PMD2 | CT-PMD3 | |
Physical Properties | |||
Apparent Porosity (%) | 11-12 | 8-10 | 6-8 |
Bulk Density (g/cm3) | ≥4.9 | ≥5.2 | ≥5.3 |
Chemical Analysis(%) | |||
ZrO + HfO | ≥94.0 | ≥95.5 | ≥96.0 |
SiO | 1.1 | 0.23 | 0.5 |
TiO2 | 0.2 | 0.2 | 0.1 |
Fe2O3 | 0.5 | 0.05 | 0.05 |
Al2O3 | 0.4 | 0.42 | 0.1 |
CaO | 0.2 | 0.15 | 0.15 |
MgO | 2.5 | 2.4 | 2.4 |
Na2O | 0.03 | 0.01 | 0.01 |
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