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my pneumatic cannon


saluterocket

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Before I really got into pyrotechnics, my main hobby was spudgunning,

I spent countless hours drawing, planning and building launchers, this cannon is my biggest and most powerfull yet, at 30 psi, it will put a potato through a piece of 3/4 inch plywood. Using a very powerful Supah Plus Valve available at www.spudtech.com the entire air tank is dumped in a blink of an eye which is a 4 inch by 36 inch piece of pvc.

 

picture.

 

overview- http://www.putfile.com/pic.php?img=2808541

 

VIDEO-

 

http://youtube.com/watch?v=2bkpROKdKbY

 

Believe it or not, but this shot was only with 30 psi, the projectile was a coosh ball.

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Yeah thats a sweet gun. I'm thinking of modifying mine into the barrel over the tank style with an electric valve. It's amazing how much thrust you get with a pneumatic gun.
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plywood, i know it may be hard to seem, but a 2 inch porting, chamber sealing piston valve can realease monsterous amounts of air very suddenly, which makes for this kind of damage.
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its 2 inch porting, meaning that the air is let out of a 2 inch hole, a 1 inch sprinkler valve really isnt even 3/4" porting because of the design of the gun. the valve which is housed in a 3 inch tee, is activated by a 3/4 inch modified sprinkler valve actuates the whole thing. the sprinkler valve acts much in the same way as a blowgun does to realease air with a sprinler valve.

 

sorry that may have been confusing.

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http://i9.photobucket.com/albums/a94/ozzyKKK/S4024629.jpg

http://i9.photobucket.com/albums/a94/ozzyKKK/S4024628.jpg

http://i9.photobucket.com/albums/a94/ozzyKKK/S4024626.jpg

 

Thats mine, but its in for repair right now it should be good by tommarrow

even better and no leaking at all all because before it leaked. Also try some ice slugs like 3-4 inches long molded from a piece of 2in they are bad ass and leave no evidence.

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  • 2 months later...
I made a gas powered one that is made of 1/2 inch steel piping dose anyone know any goos fuels that won't destroy it.
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  • 1 month later...
  • 4 weeks later...

Looks pretty much like PVC, that's what most people use, including me.

 

EDIT: he says PVC, so I guess it is that.

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  • 1 month later...

I didn't really know where to post this, but thought I'd throw it in here since it's pneumatic cannon related.

 

Yesterday I shot 200mLs of lamp oil (liquid parrafin) out of my cannon at 80 PSI. I aimed it at a lit ground bloom flower on top of a barrel. The result was quite impressive!

 

Video Still

Still 2

Still 3

 

The stills are kind of blurry from camera movement.

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Oh my god, Dwight Kurt Schrute. I love you.
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Haha, thanks. That show (namely him) rules!

 

I just simply blurred my face but I though putting his over it would be way cooler. No comments on the flame though? :)

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Just to make you happy the flame was crap. Actually it's pretty sweet i've had that in my head for a while. Didn't Jole from spudtech do that with the thunderpipe FX?
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I think so. The idea is by no means original, but entertaining none the less.
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  • 2 years later...

http://www.youtube.com/watch?v=QGWZW7St52w

Mine is rather simple and the valve is very low tech... but I have 150 psi so hey, who cares? Oh thats also my cousin who is filming them as they fall and him shooting the thing. I don't like to make apear in my own vids. It fires beer cans from a piece of pipe that just so happens to be the perfect size (I found it amongst some other old rusted pipe) and the whole thing is mounted on a rim. Tell me what you think!

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  • 2 months later...
http://www.youtube.com/watch?v=QGWZW7St52w

Mine is rather simple and the valve is very low tech... but I have 150 psi so hey, who cares? Oh thats also my cousin who is filming them as they fall and him shooting the thing. I don't like to make apear in my own vids. It fires beer cans from a piece of pipe that just so happens to be the perfect size (I found it amongst some other old rusted pipe) and the whole thing is mounted on a rim. Tell me what you think!

Okay here's a video showing how much power it has at at close range... Ammo is cans full of water, targets vary :)

http://www.youtube.com/watch?v=Uobbk38niNw

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