Electronics Forum: dull and rough and solder and joints (Page 1 of 1)

Re: Pin Hole/Blow Hole - Causes and cure please

Electronics Forum | Thu Jun 24 10:48:02 EDT 1999 | Earl Moon

Recently, there has been an upsurge in the Pin Hole/Blow Hole problem in our wave soldering process. We are baking the PCBs for 2 Hrs. at 125 degree C. The Wave Soldering profile seems to be O.K. Still the problem is persistent. Can somebody hel

Gold plated board, with csp's and 0603 with no clean apetures

Electronics Forum | Wed Oct 02 16:13:05 EDT 2002 | babe

Have you had your solder pot tested? I find that levels of contaminants can rend a solder joint that dull look.

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