抜ぬき勾こう配ばい

noun

draft angle

Technical term in manufacturing and mold design; refers to the slight taper on a mold or casting to facilitate removal of the finished part. Compare 抜きしろ (draft allowance).

See also: 抜きしろ (ぬきしろ)

• 金かな型がたには抜ぬき勾こう配ばいが必ひつ要ようです。

  A draft angle is necessary for the mold.