Capacity
Kg/m3
|
Waterabsorption%
|
PressureKg/cm2
|
Bend StrengthKg/cm2
|
Hardness(Mohs)
|
Pore%
|
Thermalstability°C
|
HeatconductioncoefficientKcal/mh°C
|
2.2-2.4
|
1
|
1400-2000
|
600-1000
|
8
|
1
|
15-400
|
-0.55
|
SiO2
|
Al2O3
|
K2O
|
Na2O
|
CaO
|
MgO
|
Fe2O3
|
LosingbyBurning
|
Anti-acid
|
Anti-alkali
|
69.8
|
22.5
|
2.7
|
0.95
|
0.82
|
0.82
|
0.49
|
0.54
|
99.8
|
98
|