contact Markem .they had special ink . If you have laser marker, that
may also help.
ashok
> ----------
> From: Scott Decker[SMTP:[log in to unmask]]
> Sent: February 19, 1998 9:56 AM
> To: [log in to unmask]
> Subject: Re: [TN] Component Marking Ink
>
> On Wed, 18 Feb 1998, Edward Valentine wrote:
>
> > TechNet -
> >
> > One of our customers is looking for an ink or masking material to
> > obliterate or hide surface mount IC markings for security purposes.
> > Currently, the IC markings are mechanically removed, but this is a
> slow
> > process. Screening or tamping an opaque ink seems like the best
> idea,
> > but does anyone know who supplies an ink for this purpose? Any other
> > ideas will be appreciated. Thanks, Ed Valentine
> > --
> >
> > ProTronics, Inc.
> > 861 Old Knight Road
> > Knightdale, NC 27545
> > Phone: (919) 217-0007, Fax: (919) 217-0050
> > http://www.protronics-inc.com
> >
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> Edward,
> I am not by any means an expert on this, but I understand that
> lasers
> are used to mark parts, so why not use one to mark over the data
> on the parts? I am not sure this would work, but it maybe a thought.
> Just a simple thought from a simple mind......(:-}
>
> Scott Decker
> Senior PCB Designer
>
> AKA: PadMasterson
> E-Mail: [log in to unmask]
>
> -----------------------------------------------------------------
>
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