Lower Nozzle and Upper Nozzle

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Lower Nozzle

Lower Nozzle

Honsin series of lower nozzles for ladle are made from corundum, bauxite, flake graphite, antioxidant and phenolic resin.They are characterized by excellent thermal shock resistance, stable performance, good excellent corrosion and erosion resistance, strong cracking resistance etc.

Typical product characteristics tables :

ItemHSLW-1HSLW-2HSLW-3HSLW-4
Al2O3 % Min.75707268
C % Max.4488
Bulk Density g/cm3  Min.2.852.752.802.75
Apparent Porosity % Max.14141414
Cold Crushing Strength MPa Min.65554040
Hot Modulus of Rupture MPa Min.12101010
ApplicationAll Kinds of ladlesLadles Bigger than 80TLadles Smaller than 80T
Service life (heats)4 Min.1~23 Min.2~4

Upper nozzle

Upper Nozzle

Honsin Group develops series of corundum based ladle upper nozzles with newest technology. They are characterized by superior resistance to thermal shock, erosion, oxidation and long service life.

Typical product characteristics tables :

Item

HSLZ-1

HSLZ-2

HSLZ-3

HSLZ-4

HSLZ-5

Al2O% 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