SMT electronics assembly manufacturing forum.
We found stains on the boards come out of reflow oven. The b... - Apr 15, 2010 by RichardLi
Your picture is not very useful in conveying the stains. Co... - Apr 16, 2010 by davef
Looks like a simple variance in the solder mask discoloring.... - Apr 16, 2010 by Shawn Vike
We have asked the supplier use whiter soldermask taking more... - Apr 16, 2010 by RichardLi
White solder mask does have a tendency to yellow within the ... - Apr 16, 2010 by BoardHouse
If you are trying for a nice reflective surface you will get... - Apr 16, 2010 by isd.jww