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Tundish Nozzle Manufacturer
A tundish nozzle meters steel from the tundish in continuous casting. NUOHENG produces the alumina outer body and the zirconia insert as one nozzle, including replacement sizes for mills in Europe, the United States and Brazil.
Alumina-Based Tundish Nozzle
The outer body on the tundish nozzle TDS is an alumina-based refractory. The insert at the bore is reported separately below. Use the dedicated zirconia insert page when you need the insert-only specification.
Tundish nozzle (outside)
| Property | Typical |
|---|---|
| Al₂O₃ | 75% |
| Fe₂O₃ | 1.2% |
| SiO₂ | 15% |
| Bulk density | 2.85 g/cm³ |
| Apparent porosity | 18% |
Typical values for the alumina outer body, from the tundish nozzle TDS.
Typical value shown in the Tundish Nozzle TDS
| Property | Typical |
|---|---|
| ZrO₂ | 96% |
| MgO | 2.6% |
| SiO₂ | 0.04% |
| Al₂O₃ | 0.15% |
| Bulk density | 5.25 g/cm³ |
| Apparent porosity | 7% |
These insert figures belong to the tundish nozzle TDS. They are not the dedicated zirconia insert specification.
Available Nozzle Diameters
Bores published on the TDS, from 10 mm to 16.5 mm. Send a drawing if the nozzle on your caster is outside this list.
Request a Custom Tundish Nozzle
Send your drawing. Send us your existing tundish nozzle drawing, dimensions or technical specification for quotation.
