| 摘要 |
A longitudinal product comprises at least one portion, in the following termed reactive composition, which is reactively active when being submerged in a bath of molten steel for the treatment of such melts, particularly for desulphurization and for modification of inclusions. The said reactive composition contains in weight-%: 35-75 % (CaO + CaCO3) and 30-70 % CaSi. |
