10220| 11
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請(qǐng)教各位大哥,為何有些噴砂后氧化會(huì)灰色? |
點(diǎn)評(píng)
跟砂的粗細(xì)還有噴出來的粗糙度沒啥聯(lián)系,我在另外一處噴粗砂都很銀白
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點(diǎn)評(píng)
謝謝大哥指點(diǎn),原來是這樣,怪不得有些粗糙得很厲害的,都很銀白,原來跟噴的砂還有是否洗干凈有關(guān)。
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