85% Al2O3 Refractory Materials Continuous Casting Tundish Nozzle
Refractory Upper Nozzle Continuous Casting Tundish Nozzle
Description
Tundish upper nozzles are embedded in seating blocks of the tundish bottom.It is a Refractories For Tundish and also a Tundish Nozzle Material for Tundish Nozzle Uses.They can control the flow of steel when working with stopper rods.The quality is stable,the service life is long,according to the different user,the different steel,the different protection,slag and the contiuous casting technology level,the product material ratio is adjusted,gurantees meets the user’s request,receives the general user the consistent high praise.
Specifications
| Items | Upper Nozzle | Lower Nozzle | ||
| Zirconia core | Outside | Zirconia core | Outside | |
| ZrO2+HfO2(%) | ≥95 | ≥95 | ||
| Al2O3(%) | ≥85 | ≥85 | ||
| MgO(%) | ||||
| C(%) | ≥3 | ≥3 | ||
| Buik Density g/cm³ | ≥5.2 | ≥2.6 | ≥5.1 | ≥2.6 |
| Apparent porosity % | ≤10 | ≤20 | ≤13 | ≤20 |
| Crushing strength Mpa | ≥100 | ≥45 | ≥100 | ≥45 |
| Thermal shock resistance | ≥5 | ≥5 | ≥5 | ≥5 |
Packing & Delivery
Packing: 1 ton big bag, 20-25mt in 20' container
Our Services
We can try our best to provide you the good services as below:
1.We have Experienced staffs .
2.Provide kinds of certificates.
3.24 hours on line to answer all your questions .
4.The content packing particle size may be based on customer demand.
5.Quality can be guaranteed. we provide safe products to our users.
Get in Touch
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