4391| 9
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有沒有干鋁合金的CVD車刀 |
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點(diǎn)評(píng)
金剛石分幾種,,天然金剛石是最好的,,但是價(jià)格也是最昂貴的,一般不用來加工鋁合金,太奢侈了,。加工鋁合金最多用PCD,,就是聚晶金剛石。
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