Hello Technetters I have a customer that wants to change their boards from HASL to a "Light Tin" process. These boards are double sided smt with 25mil pitch. Some boards are double reflowed some are reflowed and wave soldered. What problems will I encounter? Thanks In advance Phil ############################################################## 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. If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################