Edward Szpruch Manager of Process Engineering Eltek Ltd [log in to unmask] | www.eltekglobal.com Tel: +972 3 939 5098 | Fax: +972 3 930 9581 |Cell: +972 54 8074298 P נא להימנע מלהדפיס מסמך זה על נייר במידת האפשר Hi, It seems to me,that the phrase " too much Phosphorus (> 7%) can lead to "Black Pad" is a modern version of the " too much sex makes your eyes going crasy" - it used to be very popular poster in late sixties. Edward -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Pete Houwen Sent: Wednesday, August 27, 2008 3:53 PM To: [log in to unmask] Subject: Re: [TN] ENIG & BORON "I know that too much Phosphorus (> 7%) can lead to "Black Pad". " Actually, the occurance of Black Pad has become far less frequent since the introduction of Hi-P nickel baths, with about 9%-13% P. It's now more a matter of process control than P content. --------------------------------------------------- --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------