Yes, it certainly is.

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Bev Christian
Sent: Wednesday, January 13, 2010 2:36 PM
To: [log in to unmask]
Subject: Re: [TN] Return of the "Snotballs"

Is this an extreme case of what Indium is calling "graping"?
Bev
RIM

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of stephen gregory
Sent: Wednesday, January 13, 2010 3:24 PM
To: [log in to unmask]
Subject: [TN] Return of the "Snotballs"

Maybe some of you remember a post I made a couple of years ago when I was in Tulsa and I had a reflow problem with a SAC solderpaste. It was then I learned of a new term called "Snotballs". Here was the picture I posted back then:
 
http://stevezeva.homestead.com/files/Snotballs.jpg
 
Well guess who decided to follow me out to Pennsylvania? Check out:
 
http://stevezeva.homestead.com/Type_4.JPG
 
Same vendor, same alloy.
 
All I can say is make sure you know where your powder is coming from. 
 
Steve Gregory

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