High Alumina Refractory Bricks Used in All Various Kinds of Furnaces
Specifications They are widely used in glass furnace,blast furnace,hot blaststoves electric arc furnace,cement kiln and other heat-engineering.
The high alumina is divided into different kinds according to the content alumina and usage,they are widely used in glass furnace, blast furnace,hot blaststoves electric arc furnace,cement kiln and other heat-engineering equipments.
Common high alumina bricks,phosphate-bonded high alumina bricks for cement kiln,spalling resistance high alumina bricks.
Description
products/index
|
code
|
Al2O3≥
|
Fe2O3≤
|
Bulk Density≥
|
Apparent Porosity ≤
|
Cold crushing strength ≥
|
Refractoriness under load ≥(0.2Mpa)
|
Unit
|
|
%
|
g/cm3
|
%
|
MPa
|
°C
|
|
High alumina brick
|
LZ-48
|
48
|
2.0
|
|
22
|
35
|
1420
|
LZ-55
|
55
|
2.0
|
|
22
|
40
|
1450
|
LZ-65
|
65
|
2.0
|
|
23
|
45
|
1500
|
LZ-75
|
75
|
2.0
|
|
23
|
50
|
1520
|
LZ-80
|
80
|
1.8
|
|
22
|
55
|
1530
|
phosphate combines high alumina bricks
|
P
|
75
|
2.5
|
2.65
|
|
75
|
1350
|
PA
|
77
|
2.5
|
2.70
|
|
75
|
1300
|
spalling resistance high alumina bricks.
|
KSL-65
|
65
|
1.6
|
2.45
|
24
|
40
|
1500
|
KBL-75
|
75
|
1.6
|
2.6
|
24
|
45
|
1520
|
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