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smttang:我们做过,也是半自动印刷机。0201加0.4 QFN IC照样做。 (2017-12-19 16:35)
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wushenyu:我是这样想的,不知道行不行。先正常贴片过炉,不盖屏蔽盖,检测OK后,再次印刷锡膏,贴盖过炉。但是这样印刷的锡膏会不会太厚。毕竟BGA有1.2MM左右厚度。屏蔽盖用低温锡膏。就不会影响前面贴的料....... (2017-12-25 15:26)
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