We have used flash gold on rigid flex products to maintain a solderable surface. Typically I have seen approximately 4 microinches of Au (ie flash Au referring to a very thin electroless plating), over 100 microinches minimum of electroless Ni over Cu. Regards, -----Original Message----- From: TechNet [mailto:[log in to unmask]]On Behalf Of Nick Liang Sent: Monday, April 26, 1999 11:41 PM To: [log in to unmask] Subject: [TN] Flash Gold?? All: What is Flash Gold Process?? Thanks for your answers. ----------------------------------------------- Nick Liang QE Engineer Quality Assurance Division Gold Circuit Electronics Ltd. Tel : (886) 03-4612541 Ext 417 Fax: (886) 03-4522094 Cell: (886) 0935-917151 E-Mail : [log in to unmask] ------------------------------------------------ ################################################################ TechNet E-Mail Forum 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################ ################################################################ TechNet E-Mail Forum 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################