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November 2007

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Subject:
From:
"P. Langeveld" <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, P. Langeveld
Date:
Fri, 30 Nov 2007 08:43:00 +0100
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text/plain (74 lines)
By the way,

I forgot to mention that it was necessary to insulate the solder pot
with glass wool blankets to maintain the 280dC.

Peer Langeveld



2007/11/28, Ioan Tempea <[log in to unmask]>:
> Dear Technos,
>
>
>
> I have moved to this new company and here we're running SN100C in wave,
> as opposed to the SAC305 I used to have before. So I have to start all
> over defining the baseline process parameters.
>
>
>
> Besides frequent shorts and solder not going all the way to the top, we
> have an issue with solder freezing at the corners of the solder pot. To
> overcome this "chilly" issue, we were suggested to run the pot at 540F!
>
>
>
> So I would like to know where you are with the SN100C:
>
> *          What pot temperature
>
> *          What conveyor speed range
>
> *          What flux (special formulation for the alloy or regular,
> solids content, water or alcohol based, etc)
>
> *          Nitrogen or not
>
> *          Other particular points of interest
>
>
>
> Of course an insight regarding the attainable defect free yields would
> also be appreciated.
>
>
>
> Thank you,
>
>
>
> Ioan
>
>
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