Want to make an air compressor

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beastmode986
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Thu Apr 05, 2012 4:49 pm

Ok so since my air compressor broke I want to build an air compressor as cheap as possible. I have one 8 gallon tank from my compressor and I have one 10 gallon air tank . I also have a snow blower engine also. How should I make my compressor? Should I find an old refrigerator and use the compressor from that? How would I mount it on the tank? Is there a thread on this already? Thanks in advance
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Fnord
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Thu Apr 05, 2012 5:16 pm

For low pressure you could pick up a compressor cylinder and set of pulleys from harbor freight and use the snow blower engine. Or find a whole compressor at a yard sale for probably the same price. Or ask us to diagnose what happened to your old compressor and see if it's fixable.
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beastmode986
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Thu Apr 05, 2012 5:40 pm

On the old compressor the engine gave out I can spend 60$ max my local cl doesn't have anything
quark1980
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Fri Apr 06, 2012 3:47 am

i did use a old fridge compressor and mixed and matched some fittings to attach it to my old compressord airtanks.

if you want to build pneumatic stuff surely you can figure out a way to connect a small hose to an airtanks...
hint hose adapters and clamps... just make sure you use good pressure rated stuff.
warhead052
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Fri Apr 06, 2012 10:26 am

Beast, if its only the engine that gave out, attach your snow blower engine to it instead. Its not a hard fix... Just use common sense. Gonna have to continue my common sense rant on the off topic thread now...
jsefcik
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Fri Apr 06, 2012 11:37 am

lowes sells them premade :D :D
beastmode986
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Fri Apr 06, 2012 9:42 pm

Ok so I've seen fridge compressors go up to 400 psi or moremhowmdo I get one to go that high? I assume it just matters how powerfully the compressor is right? What fittings should I use to make a compressor fill a air tank up to 500 psi max
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Gun Freak
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Fri Apr 06, 2012 9:50 pm

Some are stronger than others. Mine is a 1/20th HP and it has no trouble getting up to 400 psi. Pressurizing the input with a shop compressor helps. Compressors from large refrigerators are stronger, like 1/3 or 1/4 HP. That is the type you should look for. Basically you need to attach a high pressure hose, like braided SS, to the output and figure out the wiring.
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beastmode986
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Sat Apr 07, 2012 1:30 pm

Ok thanks
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