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March 1998

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Subject:
From:
"John Haman Jr." <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Thu, 26 Mar 1998 07:31:28 -0500
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text/plain (51 lines)
Henry,

Have you tried using frame racks.  Custom racks that clamp a layer
on all 4 sides.  I've done work plating .005" core for burried and blind
vias
using these it worked well.

John Haman Jr.


----------
> From: Henry Coulter <[log in to unmask]>
> To: [log in to unmask]
> Subject: [TN] Plating thin, less than .005", via layers
> Date: Wednesday, March 25, 1998 12:21 PM
>
> I regularly need to clamp via layers (PWB's) to unclad fiberboard frames
> before pattern plating. We currenty use platers' tape to attach the via
> to the frame, it works well but it's too time consuming. Does anyone
> have a better way to do this? Is there a clamping device out there?
> Will appreciate any sugestions.
>                                     Henry Coulter
>
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