Zhenan Metallurgy Co., Ltd
ZHENAN METALLURGY CO., LTD
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Tundish Nozzle Lower Nozzle For Refractory
Description
The upper and lower nozzle are composed of three parts, the outer coat is aluminum-carbon, the inner core is zirconium, and the base brick is aluminum-magnesium carbon.By the precision process formula compression molding, high temperature firing assembly.
Tundish Lower Nozzle for ladles are made from corundum, bauxite, flake graphite, anti-oxidants and phenolic resins. They show features of excellent thermal shock resistance, stable performance, good corrosion and erosion resistance, and strong cracking resistance.
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.