Language: Chinese line English

Tundish Refractories

  • Long Nozzle
  • Long Nozzle
  • Long Nozzle
Long NozzleLong NozzleLong Nozzle

Long Nozzle

  • Long Nozzle
  • Product description: Long nozzles manufactured by our company are classified into preheating nozzle, non-preheating nozzle, argon blowing nozzle and not argon blowing nozzle.
  • INQUIRY

Based on function categories, the long nozzles manufactured by our company are classified into preheating nozzle, non-preheating nozzle, argon blowing nozzle and not argon blowing nozzle, and based on material quality, nozzles mainly classified into aluminum carbon, aluminum-zirconium carbon and aluminum-magnesia carbon. This product is provided with good liquid steel washing resistance performance and liquid steel erosion performance in the course of use, which can effectively prevent oxidation of air to liquid steel and its spatter.


Physical and Chemical Indicators

Brand

CLT-A

CLT--B

Body

Slag line

Body

Slag line

Al2O3 (%)

≥46

--

≥36

--

C+SiC (%)

≥25

≥15

≥30

≥17

MgO (%)

--

≥75

--

--

ZrO2 (%)

--

--

--

≥72

Apparent porosity (%)

≤20

≤19

≤20

≤18

Crushing strength (Mpa)

≥20

≥18

≥20

≥17

Modulus of rupture (Mpa)

≥6

≥6

≥6

≥6

Bulk density (g/cm³)

≥2.46

≥2.65

≥2.25

≥3.3

Thermal shock resistance (times)

≥5

≥5

≥5

≥5