Hi Yehuda ! I tried to call You , but there is something wrong with Your telephones . As I followed responses on Your questions , You have no real answer . But I would like to ask You something different : We are making tests on another blach oxide chemistry . Do you have possibility to perform peel and shear tests in Your place ? I would like to talk with You about it . Pls call me to Eltek , or at evening at home : 03-9646570 Regards . Edward At 00:14 01/09/97 +0300, you wrote: >Hi Technetters, >I am trying to introduce a new method for innerlayer preparation into the manufacturing process. >I am quite capable of determining the PCB's reliabilty through thermal shocks (solder float, HASL, reflow) and even through quantitative tests such as peel and shear test. >But can you suggest me tests that can assure me that the boards will "live" for 15-20 years? > >Are there any standard methods for this kind of "ageing" that can present a correlation between the short-run test parameters and the long range life cycle of the product? > >Any input will be appreciated. > >Thanks and have a nice week, >Yehuda > > ************************************* > * Yehuda E. Weisz > * e-mail: [log in to unmask] > * Tel: 972-3-5240362 > ************************************ > > ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311 ##############################################################