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Missing Outer Ring for TH parts

Views: 1924

Can someone advice how the outer ring of TH part can get mi... - Jan 12, 2006 by

Wave not touching the thru-hole part. Adhesive on the pad. ... - Jan 13, 2006 by URL  

Dhanish

#38997

Missing Outer Ring for TH parts | 12 January, 2006

Can someone advice how the outer ring of TH part can get missing during Wavesolder process beside the Temperature Profile?

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URL

#39039

Missing Outer Ring for TH parts | 13 January, 2006

Wave not touching the thru-hole part. Adhesive on the pad. Board mask smear on the pad. Ring contaminated. Ring not plated correctly.

reply »

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