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January 2003

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Subject:
From:
Franklin D Asbell <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Wed, 8 Jan 2003 14:58:41 -0600
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Possible causes could be poor mixing of the mask (whipping air into the
mix), not allowing the mask to settle after mixing (not allowing air to
disappate from the mix), contaminates (in the mix, on the board) etc etc
etc...a picture of what you are seeing might help.


----- Original Message -----
From: "Stolar, Paul W" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, January 08, 2003 2:32 PM
Subject: [TN] Pinholes


> I am seeing pinholes in the solder mask of a board.
>
> Any words of wisdom about the cause? Or Dispensation?
>
> Paul Stolar
> Materials Engineer
> Baker Atlas
> 713-625-5376
>
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