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December 2019

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Subject:
From:
Douglas Pauls <[log in to unmask]>
Reply To:
Date:
Fri, 20 Dec 2019 07:26:33 -0600
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Not at all.  I look forward to reading it over the break.

*Douglas Pauls *| Principal Materials and Process Engr | Advanced
Operations Engineering

*COLLINS AEROSPACE*

400 Collins Road NE, MS 108-101, Cedar Rapids, IA  52498  USA

*Tel:* +1 319 295 2109 | *Mobile: *+1 319 431 3773

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[log in to unmask] for all Export Compliant Items


On Thu, Dec 19, 2019 at 4:44 PM Graham Naisbitt <
[log in to unmask]> wrote:

> Hi Doug
>
> I hope I am not in breach of IPC TechNet rules but:
>
> http://i007ebooks.com/my-i-connect007/books/process-validation/
> <https://urldefense.proofpoint.com/v2/url?u=http-3A__i007ebooks.com_my-2Di-2Dconnect007_books_process-2Dvalidation_&d=DwMFaQ&c=ilBQI1lupc9Y65XwNblLtw&r=lTRDjB8ojaf7ZaJ9DHeDAm7e-HFP9fxIkv6fRnV49HE&m=j5dq8G-St3duV_aqCZuzA5Ya02yIHzf7bK8lPFGGIe8&s=GofEvxejBImrOrBxZdTsIyMqCUyzmpwbjqUu_6-eHPw&e=>
>
> Happy Christmas to all our readers!
>
> Graham
>
> On 19 Dec 2019, at 22:36, Douglas Pauls <[log in to unmask]> wrote:
>
> And Graham, where would one find said Epistle?
>
> *Douglas Pauls *| Principal Materials and Process Engr | Advanced
> Operations Engineering
>
> *COLLINS AEROSPACE*
>
> 400 Collins Road NE, MS 108-101, Cedar Rapids, IA  52498  USA
>
> *Tel:* +1 319 295 2109 | *Mobile: *+1 319 431 3773
>
> [log in to unmask]
>
> [log in to unmask] for all Export Compliant Items
>
>
> On Thu, Dec 19, 2019 at 3:36 PM Graham Naisbitt <
> [log in to unmask]> wrote:
>
>> Hi Guy
>>
>> As your new VC of the 5-30 committee and new Chair of 5-32b SIR & ECM, I
>> have taken the liberty of publishing a book on this subject; as much
>> because I could foresee a lot of questions. There being only a few of us in
>> a position to answer everyone in the shortest time-frame, I figured that
>> this would be the fastest and most effective communication tool.
>>
>> As some of you might know, a publishing group have been producing many
>> “industry handbooks” covering a variety of topical subjects. This includes
>> the latest book: Search: "The Printed Circuit Assemblers Guide to Process
>> Validation”.
>>
>> I respectfully recommend that anyone interested in this significant
>> topic, might benefit from reading this peer reviewed epistle. Its a FREE
>> download.
>>
>> My team and I spent over 5 years collaborating with a global,
>> multi-national, safety critical and high reliability group, to provide
>> them, and everyone else, with the necessary know-how as “what to do next”.
>>
>> Unlike others, I have more than 25 years assisting, in finite detail, the
>> complete scope of this topic. We have satisfied users all around the World.
>> Doug Pauls, et al, are far from being alone.
>>
>> I sincerely hope this will direct you to answering your many questions.
>>
>> I am available on or off Technet, if you need more.
>>
>> Happy Christmas everyone
>>
>> Graham Naisbitt
>>
>> > On 19 Dec 2019, at 20:17, Guy Ramsey <[log in to unmask]> wrote:
>> >
>> > We have been exploring the J-STD-001G amendment.
>> > We think we have a "qualified" process because:
>> > 1. We have monitored our process for several years and established an
>> > action threshold at a level that is much lower than the old IPC limit.
>> > Because with know the "normal" ROSE test result from or Ionograph.
>> > 2. We have never seen evidence of corrosion on assemblies returned from
>> the
>> > field. And have no reports of corrosion from customers.
>> >
>> > But, we have not done any SIR testing in years. The mix of parts and
>> part
>> > densities have changed dramatically. We have no reason to trust the old
>> SIR
>> > test results.
>> > We would like to gather objective evidence that our cleaning process is
>> > compliant.
>> >
>> > Any experience out there with the Magnalytix system?
>> > Any advice about test coupon selection?
>> > Anyone?
>>
>
>

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