Re: Alternative shafts for linear bearings

See if you can get the rod they use in hydraulic rams in the right
size for your bearings. Quite cheap for its quality. Look for a
company making / repairing rams.

Rab,

http://www.rainnea.com/cnc.htm

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "robertokx" <robert.okx@s...>
wrote:

> Whilst scrouging around a scrap yard I found a dozen or so new

nippon

> bearing company linear motion bearings(16mm ID & 13mm ID).Up until
> now the idea was to go with rollerskate bearings on angle iron for
> all 3 axis.
> My Question: Are there alternatives to using expensive ground

shafts

> with these types of bearings?
>
> I read somewhere (perhaps in this Group) that the hardened steel

rod

> used for making drill bits etc could be an alternative.
>
> Thanks
> Robert