Re: HTD belts vs GT2 on Bridgeport

> Hi Scott,
>
> Do you have data for the amount of backlash? If you know that you can
> work out how much distance error it will introduce. A 72 tooth

pulley is

> quite large so a small distance on the circumference will equate to a
> very small angle. I doubt very much if it will be enough to make a
> detectable difference.
>
> Les

No, I do not have data. I read an artical at Stock Drive Products
website that said that the HTD series were not good for precision
applications because of backlash. They said that the GT2 was 4x
better.

Scott