Electronics Forum: solder a (Page 545 of 1482)

CONTAMINATION IN PCB

Electronics Forum | Fri Nov 24 11:21:06 EST 2000 | Ramon I Garcia C

HI GUYS: COULD SOMEBODY ELSE SAID ME WHERE TEST THE CONTAMINATION IN BOARDS,NOW I HAVE A PROBLEM WITH SOLDER WAVE PROCESS,THERE ISN�T FLOW ON THRU HOLE. AND I THINK MAYBE IS CONTAMINATION IN PCB. THANKS. RAMON I

Cleaning Misprinted PCB's

Electronics Forum | Thu Jul 20 18:30:08 EDT 2000 | mbourke

What is the preferred method of cleaning misprinted double sided No-Clean boards which are assembled on side 1 ? What type of equipment is being used ? What solvents / detergents work well for a variety of solder pastes / glues ?

No Clean

Electronics Forum | Tue Jun 12 13:53:43 EDT 2001 | Eliud Rivera

We are trying to quilify a No-Cclean solder paste and we would like to know what kind of criterias or measurments are use to qualify the amount residues? Can we use an omega meter for that? What equipment measures SIR?

coating with no-clean?

Electronics Forum | Thu Jan 13 11:12:54 EST 2000 | jacqueline coia

Does anyone conformally coat PCBs that have been processed with a no-clean solder paste? Any comments on this subject would be appreciated. Cheers

Should I manufacture my own boards or outsource them?

Electronics Forum | Thu Jan 09 06:27:50 EST 2003 | mk

Consider solid solder deposit before you buy a lot of equipment. http://www.sipad.com mk

Re: Alloy melting Points

Electronics Forum | Fri Nov 05 18:14:35 EST 1999 | Jeff Sanchez

Hi Brian, Here is the web address for Indium. If you go to the "technical papers" and then to "specialty solders and alloys" they have a really great chart that has all the alloy specs. Well worth printing. ........Jeff Sanchez

Re: Alloy melting Points, This one has it

Electronics Forum | Fri Nov 05 18:18:08 EST 1999 | Jeff Sanchez

Hi Brian, Here is the web address for Indium. If you go to the "technical papers" and then to "specialty solders and alloys" they have a really great chart that has all the alloy specs. Well worth printing. ........Jeff Sanchez

Lead Free Defects

Electronics Forum | Mon Jun 21 12:36:13 EDT 1999 | Bob Willis

I am trying to compile a lead free soldering defect reference source if any one is doing trials. I would like to swap defect stories and photos. Look forward to hearing from any one.

Dull joints caused by NiAu PCB surface ?

Electronics Forum | Thu Nov 01 03:10:07 EST 2001 | Brian Sloth Bentzen

Will the gold from some Ni/Au surfaces make the solder joints appear dull and a slightly rugged on the surface ? Does anyone have any experience with this ? Thanks !

Kleenox

Electronics Forum | Tue Dec 30 12:22:04 EST 2003 | matthew

Hi, I am curious to know who manufactures kleenox for de-drossing wave solder pot. I do appreciate a contact/telephone info about mid-west distributors. thanks MP


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