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April 1999

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Subject:
Re: Corrosion
From:
joyce <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Wed, 14 Apr 1999 19:45:55 -0400
Content-Type:
text/plain
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text/plain (52 lines) 
residue left from active rosin flux will cause corrosion.  Normally, form
CuCl2 (green corrosion product) after T/H/B test.  The connector location is
difficult to clean if you don't have the proper clearance (standoffs) from
the PWB.
good luck.
jk
At 05:25 PM 4/14/99 MDT, you wrote:
>Has anyone heard of rosin based fluxes causing corrosion?
>
>It is on a connector with solder cup connections and the flux used is
>a RA flux.  The pins and the solder is showing signs of corrosion.
>Could this be caused or accelerated by the flux?
>
>Any help is appreciated.
>
>Ryan
>
>-----------------------
>Ryan Chase
>Manufacturing Engineer
>GE Harris
>403-214-4502
>Fax 403-287-3107
>[log in to unmask]
>
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