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铝合金压铸件清洗烘干后,转天表面有水印怎么回事

2025-03-15 08:54:07

推荐回答（1个）

回答1：

应该属于经过清洗液清洗后，没有将清洗液冲洗干净，烘干后清洗物质任然附着在铝合金加工件的表面，这些残留物任然会破坏铝合金表面的氧化膜造成腐蚀。
常规的清洗流程应该是：清洗液清洗→中和液中和→清水冲洗（最好是热水）→吹干（烘干）。

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