Electronics Forum: gum rosin (Page 1 of 1)

Mixing no-clean solder with activated

Electronics Forum | Tue Jun 26 10:49:59 EDT 2001 | genny

Yes I have read that standard, but it doesn't tell me what I need to know. Both have the same activity level and halide rating (L0) The AIM technical guy told me RO is a natural gum rosin, while (RE) Resin has more processing or something (maybe so

Re: White layer appearance on PCB

Electronics Forum | Wed Feb 03 04:44:43 EST 1999 | Jeff Sanchez

| | | Hello Netters, | | | | | | I need some info, Earl or Dave, I have a PCB that exhibits a white layer on solder side. It does not appear to be surface residues (IPA has no effect), but looks like its under solder mask. My first guess is that t

Re: Converting to 'No-Clean' process

Electronics Forum | Mon Apr 17 19:46:39 EDT 2000 | Dave F

Murad: Your customer is smart to be concerned about the affect of changing production processes on product reliability. Your Company is smart to inform customers and keep them in the loop about these changes. In developing your demonstration of th

Re: White layer appearance on PCB

Electronics Forum | Sun Jan 31 22:55:33 EST 1999 | Dennis O'Donnell

| | Hello Netters, | | | | I need some info, Earl or Dave, I have a PCB that exhibits a white layer on solder side. It does not appear to be surface residues (IPA has no effect), but looks like its under solder mask. My first guess is that the LPI

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