Submerged Nozzle
Submerged Nozzle
Submerged Nozzle
Classified by materials and，functions,our products can be grouped into blowing argon/non-argon,fast change,alumina-zirconia-carbon,alumina-zirconia-carbon,etc,It possesses good capacity of erosion resistance to molten,anti-oxidation by molten steel,anticorrosion by slag.We can provide products made of various materials according to the spec conditions the steel companies.
Used in | Body | Anti Al2O3 Sedation | Slag line | |||
Conditions | Pre-heat | Non-preheat | Blow argon | Non argon | SL-1 | SL-2 |
Al2O3% ≥ | 40 | 45 | 42 | --- | --- | --- |
ZrO2% ≥ | --- | --- | --- | 36 | 75 | 63 |
C+SiC% ≥ | 25 | 20 | 20 | 15 | 12 | 16 |
Bulk density g/cm3 ≥ | 2.26 | 2.37 | 2.10 | 2.60 | 3.5 | 3.25 |
Apparent porosity % ≤ | 19 | 19 | 25 | 20 | 23 | 20 |
Cold crushing strength Mpa ≥ | 19 | 20 | 10 | 18 | 16 | 16 |
Modulus of rupture Mpa ≥ | 6.5 | 6.5 | --- | --- | 3.0 | 3.0 |
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