| 摘要 |
The invention relates to a cathode block for an aluminium electrolysis cell, comprising a composite layer which contains graphite and a hard material, such as TiB2. According to the invention, the hard material is present in a monomodal particle size distribution, where d50 is between 10 and 20 µm, in particular between 12 and 18 µm, in particular between 14 and 16 µm. |
