For specification of FR-4 ,shall confront to IPC and/ or MIL(US Military Spec.) Detail laboratories recognition of each manufacture should be carefully exam for operation purposes, For detail please contact me. Eddy Chen EVERGREEN HITECH CONSULTANTS LTD. TEL:886-2-7667722 FAX:886-2-7630734 E-MAIL: [log in to unmask] 7th Fl., No. 35, Lane 13, KWAN FU SOUTH ROAD, TAIPEI,TAIWAN http://www.asiansources.com/evhitech.co -----Original Message----- From: Poh Kong Hui [SMTP:[log in to unmask]] Sent: Tuesday, October 07, 1997 9:57 PM To: [log in to unmask] Subject: [TECHNET] [Technet]: FAB: FR4 material Hi Technetters, could anyone advise me what is the operating condition of the FR4 material. Where can I get the specification for the FR4. Thanks in advance... Poh ############################################################## 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 ##############################################################