Electronics Forum | Thu Sep 07 16:50:44 EDT 2006 | greg york
Just reading these comments are really interesting but very baffling. That if the solder manufacturers produces solder which 'is' actually Virgin high quality material and treated with conventional metallic anti drossing agents AND continue to add th
Electronics Forum | Mon Nov 27 16:52:18 EST 2006 | greg york
Hi Bill Mostly in the UK, but originally saw the problem when I helped on one install in Malta on a chinese mc set at 5 degrees and had nightmare bridging. changed the angle to 6.5 ish and results were instantly better actually better than what they
Electronics Forum | Tue Nov 21 19:23:15 EST 2006 | greg york
Had exactly the same problem the other week. Baked some boards did improve slightly but not convincingly. Washed bare PCb and found excessive HASL fluids left on board from improper rinsing and problem disapeared. Baking HASL fluid out is impossible
Electronics Forum | Wed Sep 29 17:59:59 EDT 2004 | gregoryyork
I would be interested in this as well. Can you forward me some details. thanks Greg York Technical Sales Manager BLT Circuit Services Ltd - UK
Electronics Forum | Wed Jan 18 17:35:08 EST 2006 | gregoryyork
We manufacture solder and dont charge, so agree with the others and change elsewhere just make sure you are changing to better material if unsure stick with what you have and pay for it under duress. Cheers Greg York BLT Circuit Services Ltd England
Electronics Forum | Thu Jul 10 10:39:47 EDT 2008 | gregoryyork
Whats the money like, I would do anything to get away from the Bureaucrats from Brussels running our country. Best regards Greg York
Electronics Forum | Tue Dec 09 19:04:54 EST 2008 | gregoryyork
you need to check your angle on this, can you measure and advise what you have cheers Greg York
Electronics Forum | Thu Dec 10 06:01:22 EST 2009 | gregoryyork
have you checked solder resist cure as this will cause the glue to lose adhesion if not cured correctly especially if dwell time sin the wave are excessive i.e 4-5 seconds cheers Greg York
Electronics Forum | Tue Jul 29 05:04:20 EDT 2003 | gregoryyork
Dear adam Sounds to me like it may not be Salt water contamination or even flux residue's, as both of these are commonly cleaned semi aqueosly or with IPA. Have you considered it may be Talcum powder used as fillers in solder resist, mineral salts
Electronics Forum | Mon May 07 11:08:13 EDT 2007 | gregoryyork
Are the pallets hot and killing the foam head as they pass over or is the air pressure on the air knife toi high travelling back along the board killing the foam. If these are OK make sure you have sufficient back flow onthe wave and you are draining
