approx. .001"/inch in grain, .0008"/inch in fill direction bake layers at 220F. for 40 minutes immediatelly prior to layup and lamination press within 50 minutes of bake use kiss cycle, heat rise of 7-10 F./min. high pressure 200 psi for 1 oz. Copper Drilling is the hard part *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * *************************************************************************** * 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] * ***************************************************************************