LMM TOTAI offer a complete product and service portfolio for all steelmaking processes.
From basic and non-basic bricks and mixes, slide gate plates, isostatic products and prefab components to special machinery, mechanisms and repair systems.
Zirconia Metering Upper Nozzles
Brand name: LMM YOTAI
Packing Details : Wooden box with fumigation or Wooden Fram
Delivery Details: 30~60days or Based on the quantity
Shipping: Sea freight、Land freight、Air freight
Application: For tundish
LMM have been supplied to world’s top steel manufacturer Arcelormittal, TATA Steel, EZZ steel etc. We do OEM for Concast and Danieli for a long time
The application of this products accomplish the quick exchange of SEN, extends service life of tundish and decreases production cost.
The bore of tundish nozzle is sintered zirconia and wholely in layed , which has better anti-corrosion and anti-erosion property, and extends working duration of tundish and have better cooperation with stoppers. There fore it can meet different continuous casting levels.
1.Alumina-graphite seat with perfect anti-thermal shock property.
2.The bore adopts sintered zirconia materials with perfect anti-corrosion and anti-erosion property
3.The end part adopts stablized zirconia product, has better anti-erosion property. and also perfect for steel flow control.
| Item | Seat | Insert | |
| Chemical Composition | Al2O3 | ≥60 | ··— |
| ZrO2 | — | ≥85 | |
| Bulk Density (g/cm3) | ≥2.6 | ≥3.8 | |
| Apparent Porosity(%) | ≤18 | ≤13.5 | |
| Cold Crushing Strength(MPa) | ≥25 | ≥40 | |
| Modulus of Rupture-Room Temp (MPa) | ≥8 | ||
| Thermal shock resistance(sequence) | ≥5 | ≥5 | |