Sunward Refractories
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Products

Submerged Entry Nozzle
Classified by materials and functions, our products can be grouped into blowing argon/ non-argon, fast replacement, alumina-zirconia-carbon, alumina-carbon, magnesia-carbon, etc. It possesses good capacity of erosion resistance to molten steel, anti-oxidation by molten steel, and anti-corrosion by slag. We can provide products made of various materials according to the specific conditions of the steel companies.

product photo

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Specification
Brand

Body

Anti Al2O3 Sedation

Slag Line

Properties

Pre-Heat

Non-Heat

Blow Argon

Non Argon

SL-1

SL-2

Cold Crushing Strength (Mpa)

≧19

≧20

≧10

≧18

≧16

≧16

Modulus of Rupture
(Mpa)

≧6.5

≧6.5

---

---

≧3.0

≧3.0

Bulk Density (g/cm3)

≧2.26

≧2.37

≧2.10

≧2.60

≧3.5

≧3.25

Apparent Porosity (%)

≦19

≦19

≦25

≦20

≦23

≦20

Chemical Composition (%)
Al2O3
ZrO2
C + SiC

 

≧40
---
≧25

 

≧40
---
≧20

 

≧42
---
≧20

 

---
≧36
≧15

 

---
≧75
≧12

 

---
≧63
≧16

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