Customized Tundish Nozzle for Casting
Customized tundish nozzles can be designed and manufactured to meet specific casting requirements and conditions. The customization can be based on factors such as the steel grade, casting temperat...
DESCRIPTION
Customized tundish nozzles can be designed and manufactured to meet specific casting requirements and conditions. The customization can be based on factors such as the steel grade, casting temperature, flow rate, and pattern.
Here are some examples of customized tundish nozzles for casting:
- Dual-flow tundish nozzles: These nozzles are designed to split the molten steel flow into two streams, providing more precise control over the flow rate and pattern. Dual-flow tundish nozzles can be customized to suit specific casting conditions, with options for flow control mechanisms, materials, and shapes.
- Low-turbulence tundish nozzles: These nozzles are designed to minimize turbulence and ensure a smooth and consistent flow of molten steel. Customized low-turbulence tundish nozzles can be designed with internal flow control devices, optimized geometries, and materials with low thermal conductivity.
- Wear-resistant tundish nozzles: These nozzles are designed to withstand high temperatures and abrasive conditions, providing long-lasting performance and reducing downtime for maintenance and replacement. Customized wear-resistant tundish nozzles can be made from materials such as alumina-carbon or zirconia, with special surface treatments and coatings.
- High-temperature tundish nozzles: These nozzles are designed to withstand extreme temperatures during steel casting, providing reliable and consistent performance even in harsh conditions. Customized high-temperature tundish nozzles can be made from materials such as magnesia, alumina, or zirconia, with special shapes and features to optimize flow control and minimize wear and erosion.
| Items | Upper Nozzle | Lower Nozzle | Well Block | ||
| Zirconia core | Outside | Zirconia core | Outside | ||
| ZrO2+HfO2(%) | ≥95 | ≥95 | |||
| Al2O3(%) | ≥85 | ≥85 | ≥85 | ||
| MgO(%) | ≥10 | ||||
| C(%) | ≥3 | ≥3 | ≥12 | ||
| Buik Density g/cm³ | ≥5.2 | ≥2.6 | ≥5.1 | ≥2.6 | ≥2.6 |
| Apparent porosity % | ≤10 | ≤20 | ≤13 | ≤20 | ≤21 |
| Crushing strength Mpa | ≥100 | ≥45 | ≥100 | ≥45 | ≥45 |
| Thermal shock resistance | ≥5 | ≥5 | ≥5 | ≥5 | |
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