Composition
Value(%)
SiO2
25-29
Al2O3
62-67
MgO
2-4
Fe2O3
<1.2
TiO2
<3.0
K2O+Na2O+CaO
<2.5
No
Index
Unit
Value
1
Gross density
g/cm3
2.0-2.48
2
Average Linear Expansion(20-1000℃)
10-6/K
4.9-7.0
3
Specific Heat Capacity
J/(kg·K)
850-1100
4
Heat Conductivity
W/(m·K)
1.8-2.8
5
Soft Temp.
℃
1400
6
Maximum Application Temp.
1350
7
Corrosion Resistance Against Acid
%
95
8
Shock Resistance
Temp.~400℃/time
3times/water cooling
9
Water absorption
17-22
Size
Channels
Wall thickness (OD)(mm)
Channel Width
Surface area(m2/m3)
Void section (%)
Packaging density (kg/m3)
Weight per piece (kg)
150×150×300
25×25
1.2
4.94
574
68
666
4.5
40×40
0.9
3.02
884
65
725
4.9
43×43
2.76
932
633
740
5.0
50×50
0.8
2.38
1082
63
770
5.2
60×60
0.7
1.99
1298
784
5.3
100×100×150
26×26
3.10
875
799
33×33
2.40
1083
866
1.3