Electronics Forum: lead free pcb[0] (Page 4 of 337)

lead free joint finish

Electronics Forum | Thu Jan 29 06:29:33 EST 2009 | sachu_70

There are two profiles available for the Pb-free process: (1) RSS and (2) RTS. In your case, you should try a solder paste that supports RTS profiles. A minimum of 7 zone Refow Oven would be fine on the Pb-free process. However, you may still try by

lead free pcb plating?

Electronics Forum | Thu Jul 26 23:57:47 EDT 2007 | gioblast

Good day.. anyone who have read the best guide on pb-free pcb plating?? I know immersion is the best but the storage controls sucks..easily changes color..ANYONE WITH A BETTER kNOWLEDGE ON HOW TO CONTROL? OR better plating ...enig?? why?? please. all

HASL lead free thickness

Electronics Forum | Wed Nov 17 07:39:20 EST 2010 | jax

Most PCB manufacturers should be able to fall between 1.25um-5.00um for Pb-Free HASL. I doubt you will get anyone to agree to anything higher. If you are going to require an average thickness, make sure you also state "No Copper exposure allowed".

lead free pcb plating?

Electronics Forum | Fri Jul 27 10:07:18 EDT 2007 | rgduval

Our preference has been ENIG. We find that we achieve higher quality (visually) soldering for through hole and surface mount parts, with less handling issues than when we use white-tin, or immersion tin. We are about to do a test on some boards tha

Re: lead free soldering

Electronics Forum | Thu Nov 30 22:47:54 EST 2000 | CAL

Contact Lee Whiteman @ ACI/empf. Lee is an industry expert in Leadfree soldering. He has also ran an IPC leadfree work shop involving a DOE on Leadfree Screen Printing. Lee can be reached at lwhiteman@aci-corp.org or 610-362-1200. Best regards, Cal

Mixing lead free chemistry

Electronics Forum | Tue May 31 22:55:08 EDT 2005 | davef

We think it will make little difference to your customer. It really depends on your customer's end-use environment though. Tough to guess. In a short time, both of pots will be "SAC" though.

lead free selective soldering

Electronics Forum | Wed Nov 02 12:08:40 EST 2005 | chunks

It could be lack of preheat or flux. You can verify the flux by hand applying. I'll bet it's lack of preheat though. That's usually the case with selective solder.

lead free pcb plating?

Electronics Forum | Mon Jul 30 10:17:26 EDT 2007 | davef

immersion ...easily changes color.. See that's the GREAT thing about immersion coatings. If they change color, they probably will not solder well. Try that with other coatings.

lead free joint finish

Electronics Forum | Thu Jan 29 20:57:06 EST 2009 | padawanlinuxero

HI!!! its a ERSA Reflow Oven HotFLOW 7 and I really appreciate some help thanks

lead free finish

Electronics Forum | Thu Jan 29 15:06:42 EST 2009 | padawanlinuxero

http://www.flickr.com/photos/94427924@N00/3236723528/ and 94427924@N00/3235878901/" target="_blank">http://www.flickr.com/photos/94427924@N00/3235878901/ do you guys think these is a finish problem ?


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