Manual Vacuum Pump?


Manual Vacuum Pump?
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Junior
Junior
Junior
posted 8 Years Ago HOT
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I've been researching cheaper ways to get into resin infusion without having to splash out on an expensive vacuum pump.

Would a manual pump like this work?:

https://www.ebay.co.uk/itm/Engine-Oil-Brake-Fluid-Extractor-Removal-9L-Sump-Transfer-Vacuum-Hand-Pump/172659264201?epid=2164769182&hash=item28334b4ac9:g:I5MAAOSwBt5ZD-Xf

Some people who make RC planes use hand brake bleeder kits like this one:

https://www.ebay.co.uk/itm/HAND-VACUUM-PUMP-HELD-BRAKE-BLEEDER-TESTER-SET-BLEED-CAR-MOTORBIKE-BLEEDING-KIT/391718817400?epid=595953556&hash=item5b3442ce78:g:c48AAOSwB-1YuE1W
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oekmont
oekmont
oekmont
posted 8 Years Ago HOT
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Infusion is obviously not the ideal method for one off projects.
Keep in mind, that the costs of a failed part easily exceeds the difference to a cheap pump. Especially if you sell it afterwards.
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Manual Vacuum Pump?
Junior - 8 Years Ago
     An interesting idea It feels like the brake test equipment might offer the best fittings etc. to obtain a good seal but, I'm guessing, that it'd take ages on anything but a small mould to extract th...
MarkMK - 8 Years Ago
     I totally recommend buying a cheap rotary vane pump. The two options you linked are -at least in my opinion- not suited for vacuum infusion. The first one does not show an achievable end pressure (bu...
oekmont - 8 Years Ago
             Thanks for the comments guys. I guess it's because what I want to do will be a one-off so it's seems expensive to shell out on all the equipment. I find it hard to find secondhand equipment, there...
Junior - 8 Years Ago
     Infusion is obviously not the ideal method for one off projects. Keep in mind, that the costs of a failed part easily exceeds the difference to a cheap pump. Especially if you sell it afterwards.
oekmont - 8 Years Ago

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