Next thing you know, someone will suggest it as a cleaning solvent for electronic circuit card assemblies. -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Ed Popielarski Sent: Wednesday, November 20, 2013 3:01 PM To: [log in to unmask] Subject: [TN] NTC RE: [TN] Final Surface finish Whiskeys? Ripple? YIKES! Next someone will be talking about using alcohol for something or other! Ed Popielarski Engineering Manager 970 NE 21st Ct. Oak Harbor, Wa. 98277 Ph: 360-675-1322 Fx: 206-624-0965 Cl: 949-581-6601 https://maps.google.com/maps/myplaces?hl=en&ll=48.315753,-122.643578&spn=0.011188,0.033023&ctz=420&t=m&z=16&iwloc=A -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Joyce Koo Sent: Wednesday, November 20, 2013 12:17 PM To: [log in to unmask] Subject: Re: [TN] Final Surface finish Whiskeys free immersion tin coating? Like this? http://www.google.com/patents/EP2494094A2 Joyce Koo Researcher Materials Interconnect Lab Office: (519) 888-7465 79945 BlackBerry: (226) 220-4760 -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Victor Hernandez Sent: Wednesday, November 20, 2013 3:03 PM To: [log in to unmask] Subject: Re: [TN] Final Surface finish This final surface finish does NOT appear to be a HASL process. Unless, the air knives pressure was so high that it did not leave ANY RIPPLES of the copper pad surface. Victor, -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Mike Fenner Sent: Wednesday, November 20, 2013 1:52 PM To: [log in to unmask] Subject: Re: [TN] Final Surface finish Theoretically also PB-free HASL, I say theoretically because the usual alloy is Sn/Cu or modified Sn/Cu on cost grounds. Regards Mike Fenner Bonding Services & Products M: +44 [0] 7810 526 317 T: +44 [0] 1865 522 663 -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of GRIVON Arnaud Sent: Wednesday, November 20, 2013 5:19 PM To: [log in to unmask] Subject: Re: [TN] Final Surface finish Immersion Tin? Ag is known to be the anti-whisker additive for most chemistries. Best regards, Arnaud Grivon PCB/PCBA Technology Expert Thales Global Services - ESS (Engineering Shared Services) 18, avenue du Maréchal Juin Bât. C - Bureau C2-135 92366 Meudon-la-Forêt Cedex France Tél : (+33) (0)1 70 28 23 88 Visit our website : http://www.thalesgroup.com [@@ THALES GROUP INTERNAL @@] -----Message d'origine----- De : TechNet [mailto:[log in to unmask]] De la part de Victor Hernandez Envoyé : mercredi 20 novembre 2013 18:15 À : [log in to unmask] Objet : [TN] Final Surface finish Fellow TechNetters: Is there a final surface finish which has a high tin content along with some silver. It is not the traditional ImAg. The finish appears somewhat dull with good coverage on the edges of copper features. Victor, ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________ ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________ ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. 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