Standard vs. High Capacity Vacuum Pump


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CompositeSeb
CompositeSeb
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I've been reading topics on this very good forum and am ready to order. Something's stopping me though: I can't seem to decide between the two vacuum pump that EC proposes.
It looks like the standard pump is perfectly fine for infusion and most applications such as degasing RTV (that would be 90 to 95% of my use). But in some cases it might limitate me, for example for degasing more reactive resins.
I won't do big boats or parts. Most of my work will be from small to let's say maximum 2 sq meters carbon pieces.

I can afford the high capacity pump but if an application requires me to let it turn continuously for 15 hours then it seems like the electrical bill might be significantly higher than with the standard pump. 745W vs 185W. Or maybe it doesn't really matter and the difference should be simply increasing client's price accordingly.

Would be nice to know other users experiences. Leaning toward the high capacity pump right now. Maybe there are some uses where it makes a big (positive) difference that I haven't thought about yet.

Thanks

Seb
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Matthieu Libeert
Matthieu Libeert
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Posts: 955, Visits: 3.4K
Hi, 

I bought the smaller pump, this because I'm a student with low budget Smile and for most applications this pump is more than enough for me:
pulls a high level of vacuum compared to other pumps on ebay and so on... you get worth for your money!

I can't really follow you on the pump being on for 15hours? Once full vacuum is achieven and you have a perfect sealed bag and the infusion is done,
you could in theory shut down the pump. 

a wise women (my grandmother :p) keeps saying "we are not rich enough to buy cheap stuff" 
by this she means its better to buy the best there is instead of having to buy 4 times cheaper stuff and ending spending more this way.
So if you can afford the bigger pump I would do that, you never know if you eventually you end up making bigger parts and so on...

Kind regards, 

Matthieu Libeert
Founder MAT2 Composites X Sports
website:
www.mat2composites.com




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