The differential gauge forging can be made by general opendie or horizontal split precision closed die.
差压计锻件可以采用普通开式模锻成形和可分凹模多向闭塞精密模锻成形。
2
So, it is always formed on the die-forging hammer by the open-dieforging with insert mode.
液压支架中的缸底生产批量不是太大，外形多变，所以它多在锤上用镶块模开式模锻成形。
3
The problems of open-dieforging for spiral bevel gears are described. A new process and new structure principle of die for closed precision die forging of spiral bevel gears are presented.