Electronics Forum | Fri Oct 25 05:43:14 EDT 2002 | hanvictor
i have the experience like that, it should have something to do with solder paste.
Electronics Forum | Wed Oct 23 07:32:18 EDT 2002 | Yannick
Sorry, the layer is made of flux.
Electronics Forum | Tue Oct 22 20:40:34 EDT 2002 | davef
So, what is this layer made of?
Electronics Forum | Sat Oct 01 11:48:45 EDT 2005 | Hiram
Hello everybody, We are in the process of implementing NC process on the wave solder. We have a Sonotek XL fluxing system. Any ideas out there? Solder used: SN100C Flux options so far: 264-5 flux, 270WR VOC-free 9both from AIM solder) The flux ch
Electronics Forum | Thu Sep 03 11:20:41 EDT 2009 | thunderdog5000
I have a customer that is having a flux residue problem after wave soldering. Flux is roaring through the board to the top side and leaving a residue. This is only happening on the flat stamped leads. The round leads are fine. They are using Supe
Electronics Forum | Wed Apr 27 08:19:41 EDT 2011 | charliedci
We are in the process of changing over our wave solder flux from alcohol based no clean to VOC free water based no clean. We are running an old Eletrovert with foam fluxer, tin lead solder. After preliminary testing on scrap boards and now starting t
Electronics Forum | Tue Oct 22 17:23:35 EDT 2002 | Yannick
Hi, I wondering if someone know the anwser to that. I'm using a solder paste 63/37 and on the solder joint we have a tiny little layer or flux who is like crystalin. I try to play with my profile the get it off but I don't get much success. So D
Electronics Forum | Wed Oct 23 08:40:20 EDT 2002 | davef
Yer not making this easy. What kind of flux? If no-clean flux, what controls are you using to assure you are: * Applying the correct amount of flux? * Properly activating the flux? If water washable flux, talk to us about your cleaning methods and
Electronics Forum | Thu Oct 24 15:02:16 EDT 2002 | seand
Hello Yannick, Have you brought this concern up with your supplier? I would recommend speaking with your flux and paste provider to gain additional insight and recommendations for resolving the concern. Good luck, Sean D.
Electronics Forum | Wed Nov 06 05:13:01 EST 2002 | Dreamsniper
Crystalline flux if it is really clear should not be a problem. We were using Amtech paste before and we have the same results. Sometimes we mistakenly see it as a dry joint because of the reflections from the lighting of our Metcal inspection system
