You could try Winslow Automation. They have some good methods. We found an outside source in our local area (NH) that has great turnaround and is very reasonable. You could try that route too. We have found that that works best for us. Rob Day >>> [log in to unmask] 05/22/01 01:18AM >>> Hi all, I got few questions about reballing the BGA. 1. If I want to re-ball the BGA, so what's alloy should use for the balls???63/37 or 60/40 or .... 2. what's method should i use to placing the balls on the BGA if the balls are in loose form ??? 3. what ' s profile should I use for reflow the BGA's??? Thanks for your help Van [log in to unmask] --------------------------------------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8d To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt delivery of Technet send the following message: SET Technet NOMAIL Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------