Dave, Thanks for the compliment, that old paper was written in 1985 or so and is still true today. If we can get a photo up to see a better bit of advise could be supplied. Regards, John Maxwell On Tue, 12 Jul 2011 11:42:29 -0500, "David D. Hillman" <[log in to unmask]> wrote: > Hi JB - read this reference paper by John Maxwell - it should be required > reading for all assembly engineers: > > http://www.avx.com/docs/techinfo/cracks.pdf > > > Dave Hillman > Rockwell Collins > [log in to unmask] > > > > J B Ribeiro <[log in to unmask]> > Sent by: TechNet <[log in to unmask]> > 07/12/2011 11:23 AM > Please respond to > TechNet E-Mail Forum <[log in to unmask]>; Please respond to > J B Ribeiro <[log in to unmask]> > > > To > <[log in to unmask]> > cc > > Subject > [TN] Capacitor Crack > > > > > > > Hi to all, > > We are problems with capacitor crack (0805). > The crack is 45°, close to solder pad and the initiation crack is from > down to top. > > What are the solutions to solver the problem? > Thermal Shock, Pick and Place, Depaneling? > > What is the checklist to audit my supplier? > > thank you a lot > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV 16.0 > 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 > For additional information, or contact Keach Sasamori at [log in to unmask] or > 847-615-7100 ext.2815 > ----------------------------------------------------- > > > ______________________________________________________________________ > This email has been scanned by the MessageLabs Email Security System. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV 16.0 > 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 > For additional information, or contact Keach Sasamori at > [log in to unmask] or 847-615-7100 ext.2815 > ----------------------------------------------------- ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________ --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 16.0 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 For additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------