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March 2002

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Subject:
Re: Measuring "No Clean" process quality
From:
don_well <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Sat, 30 Mar 2002 10:07:31 +0800
Content-Type:
text/plain
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Hi Volkmar:

    IPC-TP-1115 "selection and implementation strategy for A Low-Residue N0 clean Process"has details.

----- Original Message ----- 

From: "Volkmar Huss" <[log in to unmask]>

To: <[log in to unmask]>

Sent: Tuesday, March 26, 2002 10:36 PM

Subject: [TN] Measuring "No Clean" process quality





> Hi TechNetters,

> 

> we are working on defining our "No Clean" soldering process. The

> solder-paste and flux manufacturers certify the "No Clean" capability of

> 

> their products to some extend, but what is the definition of "No Clean"?

> 

> And I don't mean the statement, that only inert residues of flux and

> solder-paste additives remain on the board.

> Are there any standards that can used as a reference?

> How do you measure the:

> "No Clean" capability of solder paste, flux and tubular solder with flux

> 

> core?

> "No Clean" quality of printed board assemblies?

> "No Clean" quality of printed board assemblies onto which devices have

> been hand-soldered?

>   and all of this for prototype and series production?

> 

> I have gleaned some insights from the TechNet archives, but any

> additional input is very welcome.

> 

> Best regards

> 

>   Volkmar Hu

> 

>   Engineering Electronic Circuit Boards

>   Aufbau- und Verbindungstechnik

>   _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

> 

>   DRGER ELECTRONICS

> 

>   Draeger Electronics GmbH

>   Moislinger Allee 53-55

>   D-23558 Lbeck

> 

>   Tel:   +49-451-882-3998

>   Fax: +49-451-882-4365

>   mailto:[log in to unmask]

>   Website http://www.draeger.com/de/EL

>   _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

> 

> --

>   Best regards / Mit freundlichen Gren

> 

>   Volkmar Hu

> 

>   Engineering Electronic Circuit Boards

>   Aufbau- und Verbindungstechnik

>   _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

> 

>   DRGER ELECTRONICS

> 

>   Draeger Electronics GmbH

>   Moislinger Allee 53-55

>   D-23558 Lbeck

> 

>   Tel:   +49-451-882-3998

>   Fax: +49-451-882-4365

>   mailto:[log in to unmask]

>   Website http://www.draeger.com/de/EL

>   _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

> 

> 

> Mj)Sˮ > ?+jS yY fs_?٢v+vSwfS?ʵ).&jj?jƢ*OM

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