What was the problem with flex and Entek OSP? We process a number of flex products through our Entek line with excellent results, both by our PCB shop and the assembler. Was the problem related to chemistry or equipment, namely thin material transport? Dave Boggs Merix Corporation (503) 359-9300 X 4456 [log in to unmask] Wrote: | | | I worked for a flex manufacture that was trying to get | Entek approved. It's | almost imposible with flex. I don't recommend it. Be | sure your spec. is | clear about ridgid only. |