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October 2007

TechNet@IPC.ORG

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Subject:
From:
Ivanoe Pedruzzi <[log in to unmask]>
Reply To:
Date:
Thu, 18 Oct 2007 12:43:24 -0000
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text/plain (159 lines)
Nope, also  Heraeus.

BR 
Ivan

>FYI only, AIM utilizes green spools exclusively for lead-free solders.
> 
> 
>Best regards,
>David
> 
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of Phil Nutting
>Sent: Wednesday, October 10, 2007 11:32 PM
>To: [log in to unmask]
>Subject: Re: [TN] RoHS wire solder
>
>Genny,
>
>Wouldn't it be nice if all solder manufacturers could agree on a spool color or 
>maybe the IPC could set a standard.
>
>Phil 
>
>-----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of 
>Genny Gibbard
>Sent: Wednesday, October 10, 2007 11:20 AM
>To: [log in to unmask]
>Subject: Re: [TN] RoHS wire solder
>
>The green spool seems like an advantage when wanting to associate it with 
>leadfree solder wire.  However, if you ever buy Alpha brand SnPb
>solder, you'll notice that the Alpha uses a green spool for that as
>well.  The green does not mean leadfree for Alpha.
>This just caused a contamination issue on about 20 leadfree boards for
>us.  A CM hand-soldered connectors with SnPb solder, because the
>assembler thought it was leadfree due to the green spool.
>
>-----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of 
>Phil Nutting
>Sent: October 10, 2007 5:55 AM
>To: [log in to unmask]
>Subject: Re: [TN] RoHS wire solder
>
>The different color reel is a huge advantage.  I don't understand why other 
>vendors can't see this advantage.  It would be great if there were
>different colors for OA, RA, RMA, no-clean, tin/lead and lead-free.  Now
>that would make it much easier to tell the differences when you have six
>different rolls of solder on your bench.  Now if I could just figure out
>how to make a profit from that idea.  Then I'd be able to buy a large
>cup of coffee.
>
>-----Original Message-----
>From: TechNet [mailto:[log in to unmask]] On Behalf Of N Burtt
>Sent: Wednesday, October 10, 2007 7:33 AM
>To: [log in to unmask]
>Subject: Re: [TN] RoHS wire solder
>
>We tried many no-clean rosin-free core and lead-free alloy (SAC305 or 387)
>wires, no serious preference for any among the operators in terms of
>performance (but unanimous that they were harder to use than leaded
>wires), but they liked the Alpha product best because it was on a green
>plastic reel and thus easily distinguished from any Sn63Pb37 wire reels
>still in use for repairs of older product. This was as good a reason as
>any so we went with Alpha FT2002 SAC305. Whatever you choose, make sure
>your supplier provides a licence paid version if you use a patented
>alloy though
>
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