|
Brand
Item
|
Bubble Alumina Brick
|
|
|
GKQ-85
|
GKQ-90
|
|
|
Al2O3 % ≥
|
85
|
90
|
|
Fe2O3 % ≤
|
0.5
|
0.5
|
|
Max. application temp. ℃
|
1650
|
1700
|
|
Bulk density g/cm3
|
1.6±0.05
|
1.6±0.05
|
|
Cold crushing strength MPa ≥
|
10
|
10
|
|
Reheat linear change %
|
1600 ℃×6h
|
1600 ℃×6h
|
|
±0.5
|
±0.5
|
|
|
Refractoriness under load ℃ ≥
|
1650
|
1700
|
|
(0.1Mpa, T2)
|
(0.1Mpa, T2)
|
|
