5240| 14
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高頻軸能否再次進(jìn)行車削加工? |
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點(diǎn)評(píng)
硬質(zhì)合金也成呀, YG類鎢鋼也夠使了。
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點(diǎn)評(píng)
應(yīng)該是HRC35~40吧?HB遠(yuǎn)不止這點(diǎn)的,這個(gè)不算太硬,硬質(zhì)合金都可以對(duì)付
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