Main Data
See also
Refractories
Refractory mullite silica products for anodes firing furnaces are intended to anodes firing furnaces lining which are used in electrolysers for primary aluminum realization
Technical characteristics
| Rate for grad | |
|---|---|
| BorABF | |
| Spec. 14-194-315-15 | |
|
Mass fraction, %: Al2O3, minimum Fe2O3, maximum |
50 1,7 |
| Compressive strength, N/mm2, minimum | 50 |
| Open porosity, %, maximum | 15 |
|
Residual variations of sizes, %, maximum at: |
|
| Temperature of initial softening, °С, minimum | 1450 |
|
Thermal shock resistance (1300 °С - water), heat cycles , minimum |
4 |
Limit deviations of brick dimensions (mm)
| Dimensions | Limit deviations, maximum for class |
|---|---|
| up to 100 inc. | ±1,0 |
| over 100 to 250 inc. | ±2,0 |
|
over 250 to 275 inc. |
±2,5 |
| over 275 | ±3,0 |
The form and the size of products are made according to customer drawings