If air blow not stem, consider adding a wiper die to solve, the effect is very good also.
如果空气吹不干，考虑加装一个刮水模来解决，效果也很好。
The influence laws of mould structure, including wiper die and the style, size and installed position of mandrel, have been studied.
通过数值模拟研究获得了包括防皱块和芯棒形式、尺寸和安装位置在内的模具结构对制件成形质量的影响规律；
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