Article View: sci.electronics.repair
Article #344Re: Does multicore solder deteriorate with age?
From: Engineer
Date: Sun, 12 Apr 2009 02:46
Date: Sun, 12 Apr 2009 02:46
23 lines
2346 bytes
2346 bytes
On Apr 10, 8:40 am, Jack Jones <jon...@googlemail.com> wrote: > In a burst of enthusiasm when I was much younger, I bought a large reel > of solder which I barely used. > > It must have been at least 20 or more years ago. It looks similar to > this:http://img-europe.electrocomponents.com/largeimages/C557130-01.jpg > > Now I need to do some soldering again. Would that old 60/40 multicore > of mine have deteriorated? > > I'm thinking the rosin in the multicores may have gone off in some way > because when I tin the tip and then leave it unused for 10 minutes, it > turns brown and uneven on the tip. I'm using brand new tips. > > Maybe this is normal and happens even with less old 60/40 solder? I'm still using 30 year old Sn/Pb cored solder - it's perfect. Last year I picked up a few more 1 lb reels of "63/37" in case the RoHS-police stopped the sale of the stuff - should last me out in this hobby. My old company went Pb-free around 2007 - what a headache! Cheers, Roger
Technical Details
Message-ID:
<887caf20-aed1-41ae-84ce-e76e3091ab2b@e5g2000vbe.googlegroups.com>Path:
arc1-ca.pugleaf.net!g2news2.google.com!postnews.google.com!e5g2000vbe.googlegroups.com!not-for-mailReferences:
<mn.53347d941293c360.100014@news.motzarella.org>Show Full Headers
Complete Article Headers
X-Google-Thread: 1131b0,848b4417a6bd2 X-Google-Thread: 103407,848b4417a6bd2 X-Google-Attributes: gid1131b0,gid103407,domainid0,public,usenet X-Google-Language: ENGLISH,ASCII Path: arc1-ca.pugleaf.net!g2news2.google.com!postnews.google.com!e5g2000vbe.googlegroups.com!not-for-mail From: Engineer <junk2007@rogers.com> Newsgroups: sci.electronics.repair,aus.electronics,uk.radio.amateur Subject: Re: Does multicore solder deteriorate with age? Date: Sat, 11 Apr 2009 19:46:18 -0700 (PDT) Organization: http://groups.google.com Lines: 23 Message-ID: <887caf20-aed1-41ae-84ce-e76e3091ab2b@e5g2000vbe.googlegroups.com> References: <mn.53347d941293c360.100014@news.motzarella.org> NNTP-Posting-Host: 174.112.36.42 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: posting.google.com 1239504378 7529 127.0.0.1 (12 Apr 2009 02:46:18 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Sun, 12 Apr 2009 02:46:18 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: e5g2000vbe.googlegroups.com; posting-host=174.112.36.42; posting-account=7eatwQoAAAA7jEgZiH-tBO0RJMP2eeGB User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ),gzip(gfe),gzip(gfe)