I know Steve would do it, but I need a permission form the "local authorities" so to say :-) Regards, Vladimir -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Stadem, Richard D. Sent: Monday, July 14, 2008 2:49 PM To: [log in to unmask] Subject: Re: [TN] Ceramic caps Vladimer, if you have photos you can email them to Steve Gregory. Steve is a gentleman and a scholar of the industry who posts photos so all of us can see, then it is easier to make a "root cause" analysis or just a WAG. Steve's email address is [log in to unmask] -----Original Message----- From: John Maxwell [mailto:[log in to unmask]] Sent: Monday, July 14, 2008 1:44 PM To: TechNet E-Mail Forum; Stadem, Richard D. Subject: Re: [TN] Ceramic caps Richard & Vladimir, It would be helpful to post the photos and then I can comment. John Maxwell > Vladimir > Here are potential causes of MLCCC cracking, and how to tell what > caused the crack based on the crack's position, run direction, etc. > http://www.ami.ac.uk/courses/topics/0179_fmcc/index.html#3 > > http://www.syfer.com/category_docs/AN0005_Mechanical_Cracking.pdf > > And an authorative paper on the subject by John Maxwell, who I think > knows more about root causes of cap cracking than anyone: > > http://www.avx.co.il/docs/techinfo/cracks.pdf > > And a potential solution to the problem: > > http://www.avx.co.il/docs/techinfo/mlccflex.pdf > > Qualify it first. > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Igoshev, Vladimir > Sent: Monday, July 14, 2008 1:13 PM > To: [log in to unmask] > Subject: Re: [TN] Ceramic caps > > Well, in the case I was asking about none of the failures were in that > direction (across the body) but always along it splitting both ends in > half either vertically or horizontally. Still a puzzle to me :-) > > Regards, > > Vladimir > --------------------------------------------------- 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 ----------------------------------------------------- --------------------------------------------------- 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 -----------------------------------------------------