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March 2006

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Subject:
Re: Immersion Tin Specification
From:
R Sedlak <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, R Sedlak <[log in to unmask]>
Date:
Thu, 16 Mar 2006 13:00:59 -0800
Content-Type:
text/plain
Parts/Attachments:
text/plain (45 lines) 
John:  Generally accepted goal is one micron, or 40 microinches, thickness.

You essentially never have to worry about it being too thick, and thickness of less than 75% of that value should raise eyebrows...

Rudy Sedlak
RD Chemical Company

John Parsons <[log in to unmask]> wrote: IPC have graciously provided us (the industry) with specifications for ENIG
(IPC-4552) and Immersion Silver (IPC-4553), is there a similar specification
Immersion Tin (white tin)?  If not, is there a generally accepted
specification for material thickness?

John Parsons






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Technet Mail List provided as a service by IPC using LISTSERV 1.8e
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Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815
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