• By comparison of five kinds of riser, the paper recomends the casting process design of side-blind riser which can assure the casting quality and reduce the casting cost.

    比较工艺方案,采用边暗口工艺生产球铁件转动环,提高铸件质量经济效益。

    youdao

  • By comparison of five kinds of riser, the paper recomends the casting process design of side-blind riser which can assure the casting quality and reduce the casting cost.

    比较工艺方案,采用边暗口工艺生产球铁件转动环,提高铸件质量经济效益。

    youdao

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