High Alumina Brick 60% Specification: 

Brand FR60
Al2O3(%) ≥60
Fe2o3(%) ≤2.0
Refractoriness 1770
refractoriness under load 0.2mpa() 1500
Porosity(%) 23
Bulk density(g/cm3) ≥2.3
Cold crushing strength (mpa) ≥45
Linear Change [1500×2h]%

+0.1 -0.4 

 

Other TDS for high alumina bricks: 

TDS 75% and 85% high alumina brick