Description
Tundish Lower Nozzle for ladles are made from corundum, bauxite, flake graphite, anti-oxidants and phenolic resins. 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. The product has the characteristics of good thermal stability, erosion resistance, high safety coefficient.
Specification
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 |
|
According to customers' different needs, ZhenAn can provide the Nozzle with various sizes and specifications.
FAQ
Q: Are you manufacture special sizes?
A: Yes, we can make parts according to your requirement.
Q: Do you have any in stock and what is the delivery time?
A: We have a long-term stock of spot to meet customers requirements. We can ship the goods in 7 days and customized products can be shipped in 15 days.
Q: What's the MOQ of trial order?
A: No limit,We can offer the best suggestions and solutions according to your condition.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 25-30 days if the goods are not in stock, it depends on the quantity.