| 摘要 |
The invention relates to a stopper for a sprue of a casting mould, said stopper having a through-passage for introducing casting material into the sprue of the casting mould and being designed such that it automatically closes the through-passage to prevent casting material from flowing out of the casting mould, and also to a method for filling a casting mould with casting material, having the steps of: inserting such a stopper into a sprue of a casting mould and introducing casting material into the through-passage. |
