5 shots at 100psi for 2 CO2 12g is more realistic for your chamber size.

Here is one that is readily available at many DIY stores.
KBI fittings at Menards
LASCO fittings:

JSR that is a small engine in that Dodge! :D How about 500 cu in (8.2 Litre) 650 HP as in my avatar picture. I had this vehicle from 1969 to 2005. I sold this a few years back and the guy restored it. Worth about $100,000 USD. http://i229.photobucket.com/albums/ee257/dewey-1/70-Cuda-650HP-500ci-1.jpg

I'm finally getting started on my first serious pneumatic, a 3" piston valve launcher, and was picking up some PVC when I found this stuff: its labeled as both dwv and pressure rated, which doesn't make sense to me, but I assume that it'll be ok to use because its the pressure rating that really ma...

Labtecpower wrote:I'm using Dutch spuds, the best you can get
Do canned potatoes even exist? never seen them

Here you go!

Confirmed as Mythbusters would say!
I had an idea it would work.
Thanks for the verification.
This should give others how to make stable projectiles.

JSR

Plug the brass end with Delrin nose piece to verify that being hollow is actually the problem!

Use a dry mold release on the Nerf Vortex like this:

http://www.northwoodstm.com/store/pc/co ... roduct=190

Here is a real nice one!

http://www.spudfiles.com/forums/my-m72a ... 19228.html

heavyengineering wrote:Id like to put together a cannon to shoot nerf vertex rockets.

Here is one design you are welcome to use;
http://www.spudfiles.com/forums/asco-ne ... 17764.html

Here is another;
http://www.spudfiles.com/forums/comfy-c ... 11219.html

Care to indulge on your solution so other newbies can learn?

To many people answer solved to their own problems without a giving a relative answer. This is the main purpose of forums like this!

What brand and model of controller and valves?

When you state bleed, are you referring to manual valve actuation?

Use Google and learn to do some research!

http://www.legris.com/Legris_ecom/Reche ... ngue=en_GB

RabidDuck wrote:All i'm saying is the CPVC would be better but I don't believe it's pressure rated.

Did you not just answer your own question?

This will work for 4 valves.


http://www.ebay.com/itm/HONEYWELL-CLASS ... 460f39097e