Maybe this article will help. http://www.alphametals.com/products/solder_solutions/pdf/pillowhead.pdf Gaby ----- Original Message ----- From: "Henry Rekers" <[log in to unmask]> To: <[log in to unmask]> Sent: Wednesday, June 26, 2002 4:07 PM Subject: [TN] Reflow on Wave. > Does anybody have any suggestions on avoiding reflow of a 357 ball bga on > the wave? I'm dealing with a 6 layer board and I've kept the preheat as low > as possible. Kapton tape doesn't seem to help. Has anybody tried any > custom manufactured sheilding? > > Thanks. > > Henry J. Rekers > Manufacturing Engineer. > > -------------------------------------------------------------------------- ------- > Technet Mail List provided as a free service by IPC using LISTSERV 1.8d > 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 delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL > 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/html/forum.htm for additional > information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 > -------------------------------------------------------------------------- ------- > --------------------------------------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8d 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 delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL 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/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------