My wave solder stiffeners are all Titanium. Stainless steel also works well. Joe At 01:28 PM 6/11/99 +0100, you wrote: >We are currently manufacturing a new production line which uses carriers >which traverse around a moving line for assembly prior to going over a wave >soldering machine. > >The problem is the carriers are made of an FR4 type material but what >material can be used as stops on the underside of the carriers to stop wear. >The tool maker has tried metal stops (steel) but these pick up solder. Even >stainless steel causes problems because a film of solder picks up on stop >and causes problems when it falls off on the line. > > >Thanks, > >Neil Atkinson >Quality Manager >Stadium Electronic Controls > >################################################################ >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 >################################################################ > > Joe Wackerman Sr. Mechanical Engineer Parker Hannifin Compumotor Division 5500 Business Park Drive Rohnert Park, CA 94928 http://www.compumotor.com voice 707-584-2522 FAX 707-584-8015 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 ################################################################