Gold and silver are deposited by chemical methods. Solder, both
lead-free and lead/tin, are deposited by HASL. HASL solder can be
applied after gold finish, as in the case of gold-plated edge fingers.
HASL = Hot Air Solder Leveling
Roger
-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of anand paliwal
Sent: Tuesday, October 14, 2008 2:19 PM
To: [log in to unmask]
Subject: Re: [TN] Process question-Pls reply urgently....!
could that melting metal would be the gold, silver, ?
thanks for the reply
regards,
Anand
On Tue, Oct 14, 2008 at 12:08 PM, <[log in to unmask]> wrote:
>
> Anand
> HASL is not applied over other finishes, to the best of my knowledge.
> HASL is a process for putting a melting metal onto a copper substrate.
>
> Doug Pauls
> Rockwell Collins
>
>
> *anand paliwal <[log in to unmask]>* Sent by: TechNet
> <[log in to unmask]>
>
> 10/14/2008 12:40 PM Please respond to
> TechNet E-Mail Forum <[log in to unmask]>; Please respond to anand
> paliwal <[log in to unmask]>
>
> To
> [log in to unmask] cc
> Subject
> [TN] Process question-Pls reply urgently....!
>
>
>
>
> Hi All,
>
> I have One question Does the HASL Applied after gold plating ?
>
> is HASL can be used for Different Plating finish ?
>
> Thanks
> --
> With Best Regards,
> Anand
>
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With Best Regards,
Anand Paliwal
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