旋压(ya)加(jia)工(gong)(gong)(gong)是通过旋压(ya)滚轮，挤(ji)压(ya)旋转状(zhuang)态(tai)下的(de)金属板材或(huo)杯(bei)状(zhuang)材料(liao)，进行(xing)金属的(de)成形加(jia)工(gong)(gong)(gong)。整个加(jia)工(gong)(gong)(gong)过程 犹(you)如捏糖人(ren)一(yi)样，可(ke)以将金属拉伸变薄，或(huo)将某一(yi)部分(fen)堆积变厚，又或(huo)将材料(liao)劈开(kai)延展...，实(shi)现传统工(gong)(gong)(gong)艺(yi)无(wu)法(fa)想像的(de)金属成形。
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