Electronics Forum | Thu Aug 07 23:05:42 EDT 2014 | madhuranatha
Sir The board is flight critical
Electronics Forum | Thu Jun 10 19:20:59 EDT 2021 | kojotssss
Hi, Too much paste on grounding pad. Looks like also doesnt have path for gases, for void escaping.
Electronics Forum | Thu Feb 08 09:07:22 EST 2001 | Hussman
OK, without knowing the specifics, why does everyone blame the oven? Most solder balls occur around R's and C's in almost every shop I've been to. The best place to start looking is the screen printer - not the oven. Sure the oven is the last proc
Electronics Forum | Thu Jul 23 11:39:16 EDT 1998 | Russ Miculich
Are you using a HASL board or an organic protection on the pads? This will help determine as to whether paste is necessary or just a very active/tacky flux should be used. Tight process control will also help in the reflow oven. Many users don't wan
Electronics Forum | Wed Jul 10 14:20:52 EDT 2013 | benreben
the solde paste is not negligible in the quotation of a project. personally have make this: -i weight a board without solder paste(with precise material) -i screen the board with solder paste and i weight the board i divide the weight by the numbe
Electronics Forum | Fri Aug 27 18:01:04 EDT 1999 | Earl Moon
| Recently, our solder dross reclaimer refused to take our | used solder paste tubes. He said the small percent of paste | remaining in the tube is now considered hazardous waste. I'm interested in advice on how others are disposing of this "hazardou
Electronics Forum | Wed Sep 01 13:44:42 EDT 1999 | Dave F
| Recently, our solder dross reclaimer refused to take our | used solder paste tubes. He said the small percent of paste | remaining in the tube is now considered hazardous waste. I'm interested in advice on how others are disposing of this "hazardou
Electronics Forum | Sat Aug 28 09:11:38 EDT 1999 | Mike McMonagle
| Recently, our solder dross reclaimer refused to take our | used solder paste tubes. He said the small percent of paste | remaining in the tube is now considered hazardous waste. I'm interested in advice on how others are disposing of this "hazardou
Electronics Forum | Thu Jul 23 07:03:09 EDT 1998 | Wayne
| My firm has just begun it's first PCB that will use BGA packaging. I have been reading up on the processes involved with BGAs and was wondering if you need to apply solder paste to the pads prior to applying heat and mounting the part to the board
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