Here's a link to the paper that Doug pauls suggested.

Dave Fish
----- Original Message -----
From: "Douglas O. Pauls" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, May 12, 2004 2:08 PM
Subject: Re: [TN] Aqueous Washes & lead free


> Andre,
> Kyzen gave an excellent paper on the cleaning of residues from a lead-free
> process at Apex this year:
>
> Lead-Free Soldering: DOE Study to Understand its Affect on Electronic
> Assembly Defluxing
> Mike Bixenman, Kyzen Corporation
> Dirk Ellis, Steve Owens, Electrovert
>
> You should be able to get this paper from Kyzen or the APEX proceedings.
>
> Doug Pauls
> Rockwell Collins
>
>
>
>
>                       Andre Leclair
>                       <aleclair@ANSENCO        To:       [log in to unmask]
>                       RP.COM>                  cc:
>                       Sent by: TechNet         Subject:  [TN] Aqueous
Washes & lead free
>                       <[log in to unmask]>
>
>
>                       05/12/2004 08:57
>                       AM
>                       Please respond to
>                       "TechNet E-Mail
>                       Forum."; Please
>                       respond to Andre
>                       Leclair
>
>
>
>
>
>
>
> Morning all
> I have been noticing lately a number of Wash manufactures advertising
their
> machines for Lead Free assembly processes.
> Are boards assembled using fluxes designed for the higher reflow temps
> (Wave or SMT) harder to remove with older washes ?? or is this an
> advertising gimic to try and sell new machines??
> We currently have 2 older Westkleen (Triton IV & Formula 3MT) and are
> looking at introducing a lead free line next yr.
>
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