RE: [CAD_CAM_EDM_DRO] Re: Vacuum pump for vacuum chuck?

>> Thinking that for a variety of my projects I need a vacuum chuck. Any
>>>> SNIP >>>

is there another style of pump that would work better.

>
> Thanks,
>> Tim
>>> SNIP

>After trying all sorts of set-ups, I ended up with a second hand high

vacuum pump from eBay, linked to a cheap bagless vaccum cleaner with a
built in speed control. The connections are using 22mm (3/4) copper
pipe and a 22mm compression fitting non-return valve from a plumbers

>merchant. I also have a gauze filter in the line to the high vacuum pump.

_
Might you share the brand of vacuum pump you use? Cole-Palmer, Decker, Nash,
Vooner, Robinair, Thomas Scientific, Gast .? Some months ago I bought a
GAST DDA air pump, and have only used it a little as an aspirator. Seems to
work OK, but it isn't really a "vacuum" pump. Chuck
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