Ladle Refractory Castable For Steel Furnace

Product introduction of ladle refractory castable

Ladle refractory castable is made of high purity fused steel jade as the main material, and the matrix is mixed with high purity spinel, and add appropriate amount of binder, admixture (dispersant, water reducing agent).

Advantages of ladle refractory castable

Ladle refractory castable has the advantages of good slag resistance and stripping resistance, high volume stability, high strength and short sintering time.

Application of ladle refractory castable

  • Steel furnace
  • Ironmaking furnace
  • Glass kiln
  • Cement kiln
  • Ceramic tunnel kiln

Parameters of ladle refractory castable

Ladle CastableSpinelAl and MgMg mass
Al2O3, % ≥-887232
MgO, % ≥-71160
SiO2, % ≥--9.5-
Bulk Density, g/cm3 ≥110℃×24h3.12.92.9
1550℃×3h2.952.82.8
Linear change, %110℃×24h0-0.20-0.20-0.2
1550℃×3h0-0.80.5-1.50.5-1.2
Modulus of Rupture, MPa ≥110℃×24h796
1550℃×3h898
Cold Crushing Strength, MPa ≥110℃×24h306045
1550℃×3h706040
Amount of water, %-5.0-6.05.0-6.05.0-6.0