[sdiy] top soldering through hole
MTG
grant at musictechnologiesgroup.com
Wed Feb 14 19:48:20 CET 2018
Wash with what and dry how? I've never water washed a board before.
GB
On 2/14/2018 10:29 AM, Jason Proctor wrote:
> same here -- 331 -> wash -> 44 for the rest. the boards are very clean
> and i've never had a single problem.
>
>
>
> On Wed, Feb 14, 2018 at 10:15 AM, David Moylan <dave at westphila.net
> <mailto:dave at westphila.net>> wrote:
>
> I'm also using 331 water soluble for most components, then a board
> wash. Blame Paul Schreiber.
>
>
> On 02/14/2018 09:13 AM, Ian Fritz wrote:
>
> I use Kester 44, never clean the flux, and boards I built 40
> years ago are still fine. Absorbs water? Corrodes? Somebody
> please come over and show me, because I can't see any of that.
>
> Always solder from the top, too.
>
> Ian
>
>
>
> On 2/14/2018 8:59 AM, Quincas Moreira wrote:
>
> I use a local brand, Steren, 60/40
> http://www.steren.com.mx/rollo-de-100-gramos-de-soldadura-con-aleacion-estano-plomo-60-40.html
> <http://www.steren.com.mx/rollo-de-100-gramos-de-soldadura-con-aleacion-estano-plomo-60-40.html>
>
>
> Yeah I guess it's not no clean, just regular leaded. I just
> never felt like enough flux got on the boards to warrant
> cleaning. I probably should though, if it's corrosive in the
> long run. I've only been doing this for 7 years, maybe I'll
> find out in 20 that I should have been cleaning all along!
>
> What should I use to clean then?
>
> Thanks Pete
>
>
>
>
> On Wed, Feb 14, 2018 at 8:59 AM, Pete Hartman
> <pete.hartman at gmail.com <mailto:pete.hartman at gmail.com>
> <mailto:pete.hartman at gmail.com
> <mailto:pete.hartman at gmail.com>>> wrote:
>
> What type of solder are you using? Brand and model?
>
> I use Kester 331 water soluble flux solder for early
> components
> (stuff that can get wet), and it comes off the board
> entirely with a
> brush (nylon bristles, like a really big toothbrush)
> and warm/hot
> water. Thing about it is, if I were using it on the
> top and it were
> getting under components it would take more like an
> ultrasonic bath
> to clean and get flux out from under resistors and
> things, and if
> you don't clean it, the stuff is corrosive in the
> longer run.
>
> I finish up for things that can't get wet (pots etc)
> with Kester 245
> no-clean. It does leave some residue, but the main
> point is that
> it's not meant to be cleaned off normally, and it
> doesn't leave
> enough to look like some of the messes I've seen. I
> also use it for
> any top solder touch ups.
>
> I've seen some really nasty work come across my
> workbench for
> repair, stuff with 331 flux still on it after who knows
> how long,
> stuff with ancient rosin flux with the black and brown
> lava flows
> all over it.
>
> I figure if you're not using no-clean, you'd know it :)
>
> Pete
>
>
>
> On Wed, Feb 14, 2018 at 8:15 AM, Quincas Moreira
> <quincas at gmail.com <mailto:quincas at gmail.com>
> <mailto:quincas at gmail.com <mailto:quincas at gmail.com>>>
> wrote:
>
> I’ve never cleaned a board, ever... Maybe I’m using
> no clean
> solder and didn’t even know it, I just never felt
> the need. My
> builds look clean enough to me. Am I trippin’?
>
> Sent from my iPhone
>
> On Feb 14, 2018, at 07:33, Pete Hartman
> <pete.hartman at gmail.com <mailto:pete.hartman at gmail.com>
> <mailto:pete.hartman at gmail.com
> <mailto:pete.hartman at gmail.com>>> wrote:
>
>
>
> On Wed, Feb 14, 2018 at 7:25 AM, Mattias
> Rickardsson
> <mr at analogue.org <mailto:mr at analogue.org>
> <mailto:mr at analogue.org <mailto:mr at analogue.org>>> wrote:
>
> Top side is much simpler, I'll never go
> back - but
> probably a bit trickier to get clean from
> flux etc?
>
>
> I think this is the main reason I still
> primarily bottom
> solder, but I check my joints and if I have
> ones that didn't
> wick up to the top I'll touch them up with
> no-clean.
>
> Pete
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>
> --
> Quincas Moreira
> Test Pilot at VBrazil Modular
>
>
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