Steve,

Goes to drain.

Frank Norman
Raytheon
[log in to unmask]
805-879-2745




                    "David Fish"
                    <dfish@icubed        To:     "TechNet E-Mail Forum." <[log in to unmask]>, "Frank L Norman"
                    .com>                <[log in to unmask]>
                                         cc:
                    01/25/02             Subject:     Re:      Re: [TN] Water soluble solder mask
                    11:09 AM






Frank,
What, I believe, Steve is asking is: regarding your washer wastes do you:
* Go to drain
* Reclaim

He is asking you this because some washable temporary solder masks contain
fillers, like clay, that ruin carbon filters used in washer waste
reclaimation systems.

Dave Fish

----- Original Message -----
From: "Frank L Norman" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, January 25, 2002 7:28 AM
Subject: Re: [TN] Water soluble solder mask


> Steve,
>
> The batch washer is just like your dishwasher at home. It washes with a
> saponifier for 9 minutes then preforms about 10 rinse cycles(resistivity
> monitored), draining and filling with fresh DI water each time.
>
> Frank Norman
> Raytheon
> [log in to unmask]
> 805-879-2745
>
>
>
>
>                     SteveZeva@AOL
>                     .COM                 To:     [log in to unmask]
>                     Sent by:             cc:
>                     TechNet              Subject:     Re: [TN] Water
soluble solder mask
>                     <[log in to unmask]
>                     ORG>
>
>
>                     01/24/02
>                     06:44 PM
>                     Please
>                     respond to
>                     "TechNet
>                     E-Mail
>                     Forum.";
>                     Please
>                     respond to
>                     SteveZeva
>
>
>
>
>
>
> Hi Frank!
>
> Question: Are you closed-loop with your water?
>
> -Steve Gregory-
>
>
>  Hi all,
>
>  Looking for insight about using water soluble solder mask.
>
>  We are currently using a latex solder mask made by Litton. But now the
>  question as been asked if water soluble mask could be used instead.
Note,
>  batch washer(Aqueous Tech. Washer) is used to clean PWAs.
>
>  Frank Norman
>  Raytheon
>
>
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