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Date: | Thu, 7 May 1998 18:37:07 -0700 |
Content-Type: | text/plain |
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> Ernie:
What kind of pressure/etcher configuration are you running? Are they breaking after developing or
etching?
> Date: Thu, 7 May 1998 13:56:11 -0500
> From: [log in to unmask]
> Subject: tents
>
> We seem to have an issue with tents breaking on large
> holes ( .180 to .250 dia. ) as well as slots, typically .118 x .250.
> No matter whose film we have tried, the tents break. It is not always
> every panel, nor every lot. We have an idea that it may be being
> caused by the developer. Has anyone out there wrestled with this
> problem, and if so how was it resolved. To switch to secondary drill
> would just impact that departments output Any help will be deeply
> appreciated.
>
> Ernie Smith
> Electropac Co. Inc.
>
> e-mail to [log in to unmask]
>
> or on the technet
>
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