Products

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  • Tel:(+1)949-769-0986
  • Fax:(+1)770-814-8879
  • Kevin@amr-metallurgy.com
  • sales@amr-metallurgy.com
  • Brief Introduction

    Upper Nozzle

    AMR developed series of corundum based ladle upper nozzles with new technique. The nozzles have the features of superior resistance to thermal shock, erosion, oxidation and long service life etc. The products have been widely used in steelworks worldwide.

    Al2O3  % Min. 85 75   72 68
    MgO  % Min.     70    
    C % Max. 3 4 4 8 8
    Bulk Density g/cm3  Min. 2.90 2.85 2.75 2.80 2.75
    Apparent Porosity % Max. 14 14 14 14 14
    Cold Crushing Strength MPa Min. 75 65 45 40 40
    Hot Modulus of Rupture MPa Min. 12 12 10 10 10
    Application area (Ladle) ≥60MT ≥40MT High erosion steel 40-80MT ≤50MT
     

    Upper Nozzle