1.Apparent porosity max 22(24)%
2.True density 2.33(2.34)
3.CCS MPa min40(35)
4.Creep rate max 0.2(1500)
5.SiO2 min94.5%
|
SiO2 |
min94.5% |
|
Al2O3 |
max 1.5% |
|
Fe2O3 |
max 1.5% |
|
CaO |
max 2.5% |
|
Apparent porosity |
max 22(24)% |
|
CCS MPa |
min40(35) |
|
0.2 Mpa refractoriness under load, °C |
min 1650 |
|
Reheating linear change,%,1450°C*2h |
from 0 to 2 |
|
True density |
2.33(2.34)g/cm3 |
|
Residual quartz |
max 1.0% |
|
Thermal expansion rate (1000°C)% |
1.28 |
