冲孔、切边、校正
冲连皮 punching the wad / punching the slug
冲孔 pierce
盲孔 non-penetrated hole / blind hole
连皮 wad / recess / slug
切边 clipping / trimming
飞边 flash
残余飞边、残余飞刺 flash extension / residual flash
切边线、飞边线 flash line / trim line
整形 forming to size
校平 flattening / planishing
校直 straightening
精压、压印 coining / sizing
校正 sizing / setting
冷校正 cold sizing / cold setting
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