• Sillimanite Brick

Sillimanite Brick

  • Al2O3 :≥65
  • SiO2 :≤32
  • Fe2O3 :≤0.5
  • Bulk Density :≥2.5
  • Refractoriness Under Load (0.2MPa,0.6%) :≥1650
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Feature:
1. High alumina content.
2. High cold crushing strength.
3. High refractoriness under load.
Application:
Primarily used for the key parts of the furnace of glass furnace, alkali-free glass fiber furnace, blast furnace hot blast stove and refractory-material tunnel kiln, etc.

Item Sillimanite Brick for Glass Kiln Sillimanite Brick for Glass Kiln
LS-65 LS-60
AL2O3% ≥65 ≥60
SiO2% ≤32 ≤37
Fe2O3% ≤0.5 ≤1
Bulk Density g/cm3 ≥2.5 ≥2.3
Apparent Porosity % ≤18 ≤19
Cold Crushing Strength MPa ≥80 ≥80
Refractoriness Under Load(0.2MPa,0.6%)℃ ≥1650 ≥1600
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