I think Jet Set could be something like Polymorph, Friendly Plastic,
Protoplast, Shapelock, all of which seem to be tradenames for
polycaprolactone and the like:
For my team's project, we're going to be buying it in 20kg bags, for
I think you can even do lost wax casting with it, although I haven't
tried that yet.
I've never bought anything from Rio Grande. Maybe if they were to
put their catalogs up online in pdf format, I would. It is not that
hard to chop a 1000 page catalog into downloadable 100 page pdf
chunks, I suspect.
I'm up here in Canada. I was wondering, is Indian Jewelers Supply
any good? their prices seem better than Lacy Lools.
For general machining supplies in Canada, all the machinists I've
talked to use and recommended Travers Tool Co. travers.com They are
based in the US, and sell quite a bit there as well.
developer, reprap.org - self-reproducing 3D printer project