Have you looked at http://www.ponoko.com/ - these guys appear to have some decent capability for this sort of thing. On Tue, Feb 21, 2012 at 5:39 PM, IVP wrote: > > Just a brainstorming idea. Recently there was a thread on the > > mold material for casting epoxy. Would this method be applicable. > > Castable water clear materials are available. Just order the gears > > in an inexpensive material and make clear copies > > Casting would work, although I'd like to leave that as a last resort > because of the fiddling and labour. I've already got the materials to > do it (silicone and water-clear polyester resin) > > One other possibility is clear disks, which I can turn on the lathe, > with toothed edging stuck on (eg a drive belt turned inside out). Not > quite as elegant perhaps but done right the two-tone finish might > look OK. Or if Laserstream could cut a metal ring with teeth and I > bond that to a clear disk. A shiny brass or black powder-coated ring > would actually look quite nice > > Joe > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 Glen Wiley "But our citizenship is in heaven, and from it we await a Savior, the Lord Jesus Christ," Phil 3:20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .