Is there any possibility of eliminating the clinch altogether? If the holes are plated through, was there some other reason for having the clinch? Jan Pelchat > -----Original Message----- > From: Mike Sewell [SMTP:[log in to unmask]] > Sent: Thursday, September 28, 2000 4:57 PM > To: [log in to unmask] > Subject: Re: [TN] Lead Clinching over soldermask > > We have gone to a partial clinch already... and shortened lead protrusion > to > ~ 50 thou. this has helped but hasn't eliminated the problem. I think we' > may be bending leads during handling as this board goes through axial, > CS400, > masking, hand stuff after DIP and prior to wave. Plus we still have the > axial & CS400 parts that may get clinched towards a trace - we've tried to > tweak to partial clinches there as well. 600 - 700 parts on the board > THOUSANDS of leads, poor spacing, undersized holes/oversized parts, > another > board where DFM wasn't exercised... > > - Mike - > > ############################################################## > TechNet Mail List provided as a free service by IPC using LISTSERV 1.8d > ############################################################## > 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 Keach Sasamori at [log in to unmask] or > 847-509-9700 ext.5315 > ############################################################## ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8d ############################################################## 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 Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################