Electronics Forum | Fri Oct 30 10:36:26 EDT 2009 | richie_puthotta
Hi, I see a huge solder mask shift on chip comp pads. This would result in mid-chip solder balls or solder beads. Overall, the solder mask workmanship is not acceptable. Mask is on pad.
Electronics Forum | Thu Oct 14 23:19:25 EDT 1999 | Dennis O'Donnell
Water soluble masks are great in my book. After having used the latex type, I found that the water soluble will save a lot of time. I dont't use a closed loop system, but I do have a filter on my discharge line. I have not experienced any filter c
Electronics Forum | Fri Apr 03 08:26:58 EST 1998 | Scott Cook
| I am looking for a product to repair PCB mask (seal exposed copper) and fill Gouges in pcbs, any suggestions? Why not use an electonic grade 5 minute epoxy? As long as it's inert, I'd do it. Scott
Electronics Forum | Thu Apr 02 11:27:49 EST 1998 | Mike c
I am looking for a product to repair PCB mask (seal exposed copper) and fill Gouges in pcbs, any suggestions?
Electronics Forum | Sat Apr 04 15:28:36 EST 1998 | Use one of our UV cure conformal coatings
| | | I am looking for a product to repair PCB mask (seal exposed copper) and fill Gouges in pcbs, any suggestions? | Why not use an electonic grade 5 minute epoxy? | As long as it's inert, I'd do it. | Scott
Electronics Forum | Wed Apr 15 15:24:40 EDT 1998 | D.Lange
| I am looking for a product to repair PCB mask (seal exposed copper) and fill Gouges in pcbs, any suggestions? Try this stuff no mix no mess comes in green and clear and maybe other colors. Dries readily at room temp and is in pen form for easy disp
Electronics Forum | Sun Nov 01 23:51:44 EST 2009 | boardhouse
Hi Julie, My opinion is that the top board would not pass IPC, solder mask encroachment on pads. Second board is what we call Orange peel,this can be caused two way's. 1) the solder mask was not tack dried enough prior to imaging which caused artwo
Electronics Forum | Sun Nov 01 01:33:52 EST 2009 | isd_jwendell
Just my opinion: Top pic - Solder mask registration WAY too far off, without a doubt I would reject. Bottom pic - I would worry that there was/is a contamination that caused the poor looking mask. This may be cosmetic only, but unknown. I would rej
Electronics Forum | Tue Nov 03 20:00:47 EST 2009 | davef
Solder Mask Adhesion Pull Test Tape List IPC-TM-650 Test Method 2.4.28.1, Adhesion, Solder Resist (Mask), Tape Test Method, defines the procedure for determining the adhesion of solder resists (masks) used over melting metals, (such as solder plated
Electronics Forum | Thu Apr 02 12:21:56 EST 1998 | Justin Medernach
| I am looking for a product to repair PCB mask (seal exposed copper) and fill Gouges in pcbs, any suggestions? Mike, They sell all sorts of reparation kits for this type of problem. Liquid mask can come in many forms. The easiest to use is probabl
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