Sillimanite brick

Composition: Al2O3>=60% Refractoriness: 1790℃

Shape: as per client drawings

Max service temp: 1650℃

Application: Glass kiln linings

Sintering way: by shuttle kiln

Capacity: 100 tons/day

Package: wooden pallet  

Product Overview

Sillimanite brick, is kind of special high alumina material for glass furnace lining application. Al2O3 content is above 60% usually.


  1. Good thermal shock resistance at high temperature
  2. Well performance on glass liquid corrosion resistance
  3. Lower pollution to glass quality



Sillimanite bricks are widely used for glass kiln, like upper structure, cover plate, charging area etc.


Sillimanite Brick for glass kilns
AI2O3 , % 65 60
SiO2 , % 33 38
Fe2O3 , % 0.5 0.6
Bulk density, g/cm3 2.45 2.3
Apparent Porosity , % 22 23
Cold crushing strength, Mpa 80 80
Refractoriness,   1790 1790
Refractoriness under loading, 0.2MPa 1650 1600
Reheating Liner Change (1600℃*8h) 0.20%


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