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Re: "Cheap" vacuum


 

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Sad to tell, by the time I sourced the 3 inch diam vacuum gauge and plumbed it directly to the flare outlet on the pump, to read a magnificent -0.8 bar - it was a little late to go to the dealer with it

Ho hum

Brian W


On 6/19/2011 6:13 PM, Simon Quellen Field wrote:

Nothing gets to zero.
;-)

Mine is getting to 70 microns (0.07 millimeters of mercury, 0.001 kiloPascals, 0.01 millibars).
Sounds like you might have a leak.

-----
Get a free science project every week! ""




On Sun, Jun 19, 2011 at 11:02 AM, brian whatcott <betwys1@...> wrote:
On 6/19/2011 10:38 AM, Simon Quellen Field wrote:
""
[Note to others on the list -- this is a great price on a nice pump.]

I bought the next step up (theoretically) - a 2 stage for about $130.
Trouble is - when I obtained a vacuum gauge, it gets nowhere near zero!

Brian W


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