Method and apparatus for wire drawing with pressure dies
    1.
    发明授权
    Method and apparatus for wire drawing with pressure dies 失效
    用于压力线的线图的方法和装置

    公开(公告)号:US3641795A

    公开(公告)日:1972-02-15

    申请号:US3641795D

    申请日:1969-12-24

    CPC classification number: B21C3/14 B21C9/00

    Abstract: Improved surfaces on drawn wires and especially on wires drawn while precoated with a metallic coating are obtained by drawing the wires in a pressure-type die which has been initially prepacked with lubricant under a high pressure.

    Abstract translation: 通过在最初预先用高压润滑剂预压的压力型模具中拉丝,可获得拉丝线上,特别是在用金属涂层预拉制的拉丝线上的改进表面。

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