Quote Originally Posted by charlieuk View Post
the z axis and y axis is a ball screw and will be the nema 23 3nm . The long X axis is what they suggested the nema 34 possibly with a gearbox for as the gantry weight will be some where around the 60kg area sorry i may have confused you.
Sorry, that was my fault - for some reason I read 'x axis' as 'z axis'. The gearbox is a reasonable suggestion for X - you need something there (be it a gearbox or belt) to get sufficient resolution and better acceleration.