Oil Mist from Vacuum Pump Filter Solutions?

Crooklyn

New Member
Hello RPF!

I've been tasked with assembling a degassing chamber for silicon for NYU's art department. I'm completely new to this process. So, I'm running into some trouble because they want it to be portable.

I'm using a Yellow Jacket 93580 8.0 CFM SuperEvac Pump 8 cfm; 115v, 60 Hz Single Phase Pump. This is the pump the manufacturer recommended when the department bought the chamber (I've had no part in the equipment acquisition).

I've just tested it the first time tonite, and it expels a lot more oil mist than I was expecting. Because I'm in Manhattan, I'm concerned that simply evacuating this mist out into the street could be dangerous (and lord knows what the city inspector would think!).

So, in an attempt to keep my job secure and the building safe, I've run into a few options on the internet and thought of one myself.

What I'm wondering is, what are you folks doing with your oil mist?

I've seen two types of filters (coalescing and capture). These seem like they may work, but need regular replacement and seem a bit expensive. Does anyone have thoughts on these?

Finally, I've considered building something like a liebig condenser to condense the oil vapor and run it into an oil reservoir beneath the motor; however, it seems that the oil mist atomizes due to pressure instead of heat making this solution questionable.

PLEASE HELP!

Any advice to solve this oil mist problem would be greatly appreciated. Also, if there is a better pump, I'd love to hear about that, too.

Thank you!

D
 
Hi there

Automobile oil filters are a possibility.

Harbor Freight Vacuum Pump - Do It Yourself Oil Mist Filter For Under $10 - YouTube

Also 'jam jars' fitted with an inlet and an outlet via the lid. try to have the ports blind to each other and also fill the jar with copper or stainless steel.

stainless steel scrubber - Google Search

Just ensure the air flow is unimpeded as much as possible.

3n

3n,

I saw a video of the oil filter. I like your suggestion of the "jam jar". Actually, the filters that come with the pre-built filter systems actually look a lot like steel scrubbers (maybe a bit finer mesh). I'll give this a try since it won't cost me much to do so.

Thank you very much!

D
 
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