Re: [CAD_CAM_EDM_DRO] Timing Pulleys

kadeshan wrote:

>Does anyone have a part number for an xl pulley with a 5/8 in bore?
>Or something slightly smaller. Also what ratio would you recommend,
>its on a bench knee mill, using 600 oz in servos. They X axis is
>already done with a flexible coupling. ANy getting any good results
>cnc the knee on something similar?
>
>

>I can tell you I bought all my timing pulleys with the smallest bore,
>

and bored them out on the lathe. I was appalled at how poor the centering
of them was. I saw up to .020" runout on them, and that was from W. M.
Berg, a pretty high-class manufacturer.

Jon

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