BGAs

2017/2/21 12:46:33

After switching from No-clean flux to Water soluble (Kester)we encountered voids problem (X-ray and microsectioning). Reducing the apperture sizes made the voids smaller but did not eliminate them. So we had to go back to No-clean. Any idea why voids occur? Will appreciate any answer.

Eibert Draisma

2017/2/23 12:46:33

Bravo! Hope you can write soon.

Bradley

2017/2/23 12:46:33

Remarkable.It help me a lot. Thank you.

ingcaschera

2017/2/23 12:46:33

Pretty good and useful info for beginners.

Chapman

2017/2/23 12:46:33

It was truly informative. Your post is very useful.Many thanks for sharing!

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