OK I am making progress!
Biggest thing was getting the designers to eliminate the metal construction.
I am planning on using polycarbonate tube, with a fairly thick wall, 1/4". THe tube ID is 3.25.
See any problems with this?
My prototype worked well with an 1/8" wall acrylic tube.
--- In VanDeGraaffGenerator@yahoogroups.com, "Richard Linder" <linder@...> wrote:
> Earl & Paul & All:
> Just to keep the record straight....
> I dug through my archives and found the stuff I used for the belts:
> McMaster-Carr 8810K122. It comes in sheets 12" X 61" and larger. You have to
> cut strips but that is easy because the surface is embossed and you just cut
> along the embossed lines. If you need longer than 61" just make a belt with
> two splices.
> -----Original Message-----
> From: VanDeGraaffGenerator@yahoogroups.com
> [mailto:VanDeGraaffGenerator@yahoogroups.com] On Behalf Of Earl Stirling
> Sent: Monday, April 16, 2012 3:16 PM
> To: VanDeGraaffGenerator@yahoogroups.com
> Subject: Re: [VanDeGraaffGenerator] Need help with the basics
> we use these "High-Performance Urethane Flat Belts" from
> McMaster-Carr, part number 9485T19 (that's the 2" wide, the widest
> they offer as a pre-made belt in that material).
> Earl Stirling