High Alumina Bricks Table

SK36

SK38

BTA85

A90

Pyrometric Cone Equivalent Orton Cone35 – 3637 – 38>3839 – 40
Refractoriness °C1,7851,8301,8401,880
Bulk Densitykg/m32,460 – 2,4802,740 – 2,7502,885 – 2,9203,010 – 3,060
Apparent Porosity %18.0 – 19.017.0 – 18.017.0 – 18.016.0 – 17.0
Cold Crushing Strength kg / cm2450 – 480720 – 750900 – 1,000900 – 1,000
Modulus of Rupture kg / cm270 – 80120 – 130200 – 250150 – 160
Reheat Test. Permanent Linear Change
After Heating at 1.400 ° C
 %+ 0.5+ 1.00 + 1.0

SK36

SK38

BTA85

A90

Pyrometric Cone Equivalent Orton Cone35 – 3637 – 38>3839 – 40
Refractoriness °C1,7851,8301,8401,880
Bulk Densitykg/m32,460 – 2,4802,740 – 2,7502,885 – 2,9203,010 – 3,060
Apparent Porosity %18.0 – 19.017.0 – 18.017.0 – 18.016.0 – 17.0
Cold Crushing Strength kg / cm2450 – 480720 – 750900 – 1,000900 – 1,000
Modulus of Rupture kg / cm270 – 80120 – 130200 – 250150 – 160
Reheat Test. Permanent Linear Change
After Heating at 1.400 ° C
 %+ 0.5+ 1.00 + 1.0