51问答网 > fpc板金手指热压后，变黑不沾锡，线材脱落。是什么原因～怎么改善？

fpc板金手指热压后，变黑不沾锡，线材脱落。是什么原因～怎么改善？

红色线材右边两条属于发黑现象不良，左边ok还有白色镀层
2025-03-16 20:23:13
推荐回答（1个）
回答1：

DXT-128A线材浸锡助焊剂，产品变黑一是因为操作不当，焊接材料，包装等问题，需重新找到合适焊接变黑用的助焊剂，控制好温度。

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