Re: [CAD_CAM_EDM_DRO] Re: vibration damping materials

> Hi Tony,
> From what I've heard (for what that's worth, but having no first
> hand experience with it), lead shot, although providing a nice heavy
> material will tend to 'pack' over time because of its'
> relative 'softness'. It remains heavy, but looses the ability to
> absorb vibration, when 'packed'; it will just transmit it. I have
> seen bags of lead shot used for temporary dampening purposes though.
>

Leaving the shot in the bags could reduce the amount of packing. Another
workaround might be to use the largest size available. Of course, steel shot
is now available and is larger in size and harder.