空心型材 [材] hollow profile
- 对一般的空心型材制品,由于挤压成形本身的工艺特点,不可避免的会在产品表面产生挤压焊合线,影响到产品的表面质量。
For common hollow sections, welding lines on the surface are inevitable due to their forming characteristics, which damage their surface integrity. - 主要介绍了在铝合金的挤压型材中,非对称空心挤压型材模具的设计方法、设计要点及设计过程,阐述了此类型材模具的设计结构特点。
Mainly introduce the ways, gists and processes of a dissymmetry hollow extruding section-material mold, and expound the design structure features of this section-material mold.
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