| 摘要 |
The invention relates to a foundry core for cast pieces of aluminium alloy in a mold, said core comprising a molding part, intended to be in contact with the molten aluminium alloy, and at least one non-molding part intended to be located outside the molten aluminium alloy, the core comprising at least one slot on the surface of the core, said slot extending from the molding part to at least one non-molding part for discharge of the gases generated in the molding part of the core during casting outside the molding part. |
