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Description du produit
Type |
Ordinary |
Standard |
High Purity |
High Aluminium |
Zirconia |
|
Classification temperature (°C) |
1100 |
1260 |
1260 |
1360 |
1430 |
|
Working Temperature (°C) |
< 1000 |
1050 |
1100 |
1200 |
1350 |
|
Color |
white |
spotlessly white |
spotlessly white |
spotlessly white |
spotlessly white |
|
Density (kg/m3) |
96 128 |
96 128 |
96 128 |
128 160 |
128 160 |
|
Shrinkage on heating (%) (24 hours,density as 128/m3) |
-4 (1000°C) |
-3 (1000°C) |
-3 (1100°C) |
-3 (1250°C) |
-3 (1350°C) |
|
Thermal conductivity by different temperature (w/m.k) (density as 128kg/m3) |
0.09(400°C) 0.16(800°C) |
0.09(400°C) 0.16(800°C) |
0.09(400°C)
0.16(800°C)
0.20(1000°C) |
0.12(600°C) 0.20(1000°C) |
0.16(800°C) 0.20(1000°C) |
|
Tensile strength (MPa) (density as 128kg/m3) |
0.04 |
0.04 |
0.04 |
0.04 |
0.04 |
|
Chemical composition
(%)
|
AL2O3 |
44 |
46 |
47-49 |
52-55 |
39-40 |
AL2O3+SIO2 |
96 |
97 |
99 |
99 |
- |
|
AL2O3+SIO2+ZrO2 |
- |
- |
- |
- |
99 |
|
ZrO2 |
- |
- |
- |
- |
15-17 |
|
Fe2O3 |
<1.2 |
<1.0 |
0.2 |
0.2 |
0.2 |
|
Na2O+K2O |
≤0.5 |
≤0.5 |
0.2 |
0.2 |
0.2 |
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