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March 2005

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Subject:
From:
Charles Caswell <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Charles Caswell <[log in to unmask]>
Date:
Mon, 21 Mar 2005 06:15:49 -0600
Content-Type:
text/plain
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text/plain (133 lines)
Yes.

-----Original Message-----
From: Wee Mei [mailto:[log in to unmask]] 
Sent: Monday, 21 March 2005 1:50 AM
To: [log in to unmask]
Subject: Re: [TN] Conformal Coating

Hello,

Regarding bubbles, it is OK if they are found on screws of connectors?

Regards,
Wee Mei

----- Original Message -----
From: "Douglas O. Pauls" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, March 18, 2005 8:50 PM
Subject: Re: [TN] Conformal Coating


> Ted,
> You will find mil specs and the IPC specs in general agreement that most
> conformal coatings should be applied in the range of 1-5 mils of
> thickness,
> or 0.5 mils if you are using Parylene.  If you start to go thicker than
> this, you start to get problems arising from the cure dynamics (entrapped
> solvents) which can result in poor adhesion, bubbling, that sort of thing.
>
> Doug Pauls
>
>
>
>
>             Ted Kong
>             <zombietheking@YA
>             HOO.COM>                                                   To
>             Sent by: TechNet          [log in to unmask]
>             <[log in to unmask]>                                          cc
>
>                                                                   Subject
>             03/17/2005 07:17          [TN] Conformal Coating
>             PM
>
>
>             Please respond to
>              TechNet E-Mail
>                   Forum
>             <[log in to unmask]>
>             ; Please respond
>                    to
>                 Ted Kong
>             <zombietheking@YA
>                 HOO.COM>
>
>
>
>
>
>
> Hi all,
>
> We need to apply conformal coating to one of our
> products.  Is there a standard in the industry that
> specify the material and the thickness?  I guess Mil
> Spec might have a standard out there, but don't know
> what spec number.  I would appreicate if someone
> provide some guidelines or a spec number.  Thanks all
> in advance.
>
> Ted
>
>
>
> __________________________________
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847-615-7100 ext.2815
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