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September 1998

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Subject:
From:
Matthew Sanders <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Wed, 9 Sep 1998 08:56:40 -0700
Content-Type:
text/plain
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text/plain (57 lines)
Back to this topic again. Is weighing reliable? I've heard concerns about
counting out the right number of pieces for the job before beginning -
another one of those "too operator dependent" complaints, so I like the idea
of weight as an unbiased measurement. But is the weight of the b-stage tight
enough to allow for weighing to be an acceptible counting method?

Thanks,
Matt

Matthew Sanders
PWB Procurement Engineer, Trimble Navigation Limited
[log in to unmask]
Phone: (408) 481-7817
Fax: (408) 481-8590

> -----Original Message-----
> From: Jerome Sallo [SMTP:[log in to unmask]]
> Sent: Saturday, August 29, 1998 9:15 AM
> To:   [log in to unmask]
> Subject:      Re: [TN] Lamination process control
>
> Hi Matt
> The prepreg can be kitted and QC inspected, or even weighed, before it
> gets
> into the layup room. rather than letting the layup people pull it
> themselves
> from a stack.
> And the final boards can be 100% thickness measured after lamination so
> that
> you don't see the ones that are too thin.
>
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