Anode paste
Söderberg-type anode paste is made from calcined petroleum coke or calcined pitch coke and electrode grade coal tar pitch.
The anode paste is intended for the production of Söderberg (self-baking) anodes, which are used in aluminium reduction cells.
Product shape and size:
Solid granules with:
32 - 45 mm in diameter, length of max. 250 mm
Solid blocks with dimensions:
2030 x 850 x 850 mm and 1510 x 720 x 870 mm
Packing:
- granules are loaded in bulk or packed in big-bags
- blocks are loaded in bulk
Technical specification:
| Type | AH1 | AH2 | AH3 |
|---|---|---|---|
| Ash content % (max) | 0,7 | 0,6 | 0,3 |
| Plasticity % | 50 - 70 | 40 - 70 | 15 - 30 |
| Compressive strength MPa (min) | 25 | 25 | 25 |
| Resistivity µΩm (max) | 80 | 78 | 78 |
| Porosity %(max) | 27 | 32 | 32 |
If required, other values of parameters might be agreed upon.
