Jenni, A company that might be able to help you is: Circuit Repair Corporation 108 Turnpike Rowley, MA, 01969, USA Phone: 508-948-7973 Fax: 508-948-2365 Ed Wong Wongtronics Labs On Wed, 19 Mar 1997 10:51:05 -0700 "Marcy, Jenni A" <[log in to unmask]> writes: >We are about to embark on using microvia or sequential build-up >technology >to put small vias in the surface mount pads on our boards. Part of >our >qualification process entails understanding the reworkability of the >boards >which contain Dycostrate/PERL technology. We have detected pad >lifting >after 3 rework cycles, however the lifting is not so substantial as to > >require re-epoxying. The pad would likely be trimmed and replaced. >Has >anyone out there established guidelines for the extent of pad lifting >before relabiltiy and/or quality is impacted? Is anyone else >experiencing >pad lifting with these technologies.? Thanks in advance. >Jenni Marcy >Sr. Sourcing Engineer >Storage Technology Corp. >Louisville, Colorado > >*************************************************************************** >* TechNet mail list is provided as a service by IPC using SmartList >v3.05 * >*************************************************************************** >* To subscribe/unsubscribe send a message <to: >[log in to unmask]> * >* with <subject: subscribe/unsubscribe> and no text in the body. > * >*************************************************************************** >* If you are having a problem with the IPC TechNet forum please >contact * >* Dmitriy Sklyar at 847-509-9700 ext. 311 or email at [log in to unmask] > * >*************************************************************************** > > *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To subscribe/unsubscribe send a message <to: [log in to unmask]> * * with <subject: subscribe/unsubscribe> and no text in the body. * *************************************************************************** * If you are having a problem with the IPC TechNet forum please contact * * Dmitriy Sklyar at 847-509-9700 ext. 311 or email at [log in to unmask] * ***************************************************************************