Quote Originally Posted by Jim Dawson View Post
Do you understand the end use of this system? ''Rotary table'' in this case is just a description of the function rather than a tool that machinists think of, this is actually more like a lazy susan, it is not for machine tool use. Rotational loading is almost zero and the RPM requirement is in the 1 to 2 RPM range. Extreme accuracy is not required either. Cost and weight are major considerations also. All of this taken together is the reason I suggested going this route.
Yes a very large 3D printer by the first post, if he is printing anything it will have to be quite accurate at that diameter it will also have to have very little backlash also