| Standard Type High Purity Type Needle Punch Type | High Purity Type | Needle Punch Type |
|
| Classification temperature(℃) | 1260 | 1260 | 1360 |
|
| Operating temperature(℃) | 1050 | 1100 | 1200 |
|
| color | white | white | white |
|
| Bulk density(kg/m3) | 260
320 | 260
320 | 260
320 |
|
| Line shrinkage (%) (body temperature 24 hours, bulk density 320kg/m3) | -3
(1000℃) | -3
(1100℃) | -3
(1200℃) |
|
| Thermal conductivity at each hot surface temperature (w/m.k) Bulk density 285kg/m3) | 0.085(400℃)
0.132(800℃)
0.180(1000℃) | 0.085(400℃)
0.132(800℃)
0.180(1000℃) | 0.085(400℃)
0.132(800℃)
0.180(1000℃) |
|
| Compressive strength (Mpa) (10% shrinkage in thickness direction) | 0.5 | 0.5 | 0.5 |
|
| Chemical composition (%) | AL2O3 | 46 | 47-49 | 52-55 |
|
| AL2O3+SIO2 | 97 | 99 | 99 |
|
| AL2O3+SIO2+Zro2 | - | - | - |
|
| Zro2 | - | - | - |
|
| Fe2O3 | <1.0 | 0.2 | 0.2 |
|
| Na2O+K2O | ≤0.5 | 0.2 | 0.2 |
|
| Product size (mm) | Common specifications: 600*400*10-5; 900*600*20-50 Other specifications are made according to user requirements |
