Pneumatic Cannons

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SpudFiles Potato Gun Commercial

Last post by quinn whitsitt
Posted in Combustion Cannons
Replies: 15
by PCGUY » Tue Oct 29, 2013 10:54 pm » in Combustion Cannons
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I've been wanting to get in some spud shooting action this fall before the weather got cold. I know it's been a while since I filmed anything for...

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thank you for creating this website is there anything i can do to help
15 Replies

927749 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Directional Control Valves (3way valves and stuff like that)

Last post by jpalf1
Replies: 86
by POLAND_SPUD » Sun Mar 07, 2010 1:12 am
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Directional Control Valves, commonly refereed to as 3,4,5 etc. valves or spool/poppet valves etc., can be very useful for spuders.
They can be used...

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very,useful info for a beginner such as myself.The links are great as well.Thankyou.(you won't believe this but as i was reading,my fridge comp...
86 Replies

452806 Views

Last post by jpalf1
Sat Apr 13, 2013 10:53 am
Sprinkler Valve Troubleshooting Guide

Last post by quinn whitsitt
Replies: 64
by noname » Sat Jun 16, 2007 12:15 am
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Sprinkler Valve Troubleshooting

This is a guide to sprinkler valve problems. Before creating a new topic to ask questions on why your valve isn't...

Last post

great job everyone
64 Replies

471140 Views

Last post by quinn whitsitt
Thu Feb 22, 2024 2:18 pm
Piston Valves Explained Visually

Last post by pavina
Replies: 178
by clide » Mon May 14, 2007 11:21 pm
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I had this posted on Spudtech, but I am reposting it here to hopefully help some people out and allow for discussions/updates.

Well I made this...

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Thanks for sharing this! It might also be useful to mention how friction and maintenance can affect performance over time. Looking forward to more...
178 Replies

638408 Views

Last post by pavina
Fri Sep 27, 2024 4:05 am
"How Much CO2 do I need?"

Last post by choke
Replies: 32
by BC Pneumatics » Sun Apr 01, 2007 9:52 pm
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For all those people out there looking for a rough idea of how much CO2 they will need for a chamber of any given size-
Just multiply the volume of...

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Great piece of software :) I've been kicking numbers round my head for a while now, and wondered if someone here could confirm. I'm filling a 1.5 dia...
32 Replies

332422 Views

Last post by choke
Thu Jul 04, 2013 2:38 pm
Valve Cutaways

Last post by jhalek90
Replies: 8
by PCGUY » Sat Feb 26, 2005 9:10 pm

First post

VALVE CUTAWAY

Provided By - Longshot

These are some pictures of some of the most popular valves used on spud cannons. Only difference is, these...

Last post

Can someone fix the picture links??

8 Replies

80313 Views

Last post by jhalek90
Wed Oct 07, 2009 2:13 pm

Topics

Thursto's Pneumatic Marble Sniper (UPDATED With pics+vid)

Last post by Captain Random
Replies: 27
by Thursto » Fri Oct 12, 2007 8:29 am
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Hey all, Mr.Russ and I have been working on these cannons for some time now approx 3-4 weeks. I have finally come to a point where it is ready enough...

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thanks zeus
im sure to use your advice on my next cannon
- Captain Random
27 Replies

14911 Views

Last post by Captain Random
Wed Dec 30, 2009 7:21 pm
QDV Paintball Shotgun

Last post by jackssmirkingrevenge
Replies: 4
by HotSpark » Wed Dec 30, 2009 3:37 am

First post

I want to make a underbarrel paintball shotgun. The basic parts will be a bernzomatic propane or mapp gas cylinder and a 3/4 nipple.

I will use a...

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So a simple face seal is harder to do then two o-ring seals?!
We can help you with your piston valve development.

Pretty much what I was thinking.

4 Replies

994 Views

Last post by jackssmirkingrevenge
Wed Dec 30, 2009 6:58 am
Why not convert a paintball marker?

Last post by psycix
Replies: 15
by David Bartlett » Thu Dec 24, 2009 10:49 pm
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Hi all,

Why not convert a inexpensive paintball marker to shoot smaller size objects?

Has this been discussed before? I couldn't locate any...

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Rotate hopper 90*, so that it is parallel with the barrel.
Spring and plunger.
Turn gun upside down.

There's your backspin, and a more compact...
15 Replies

3952 Views

Last post by psycix
Wed Dec 30, 2009 6:53 am
Airforce condor rebuild

Last post by Solar
Replies: 3
by MRR » Mon Dec 28, 2009 4:39 am

First post

Hi folks,

I just strumbled over this homemade Airforce Condor design on YouTube. A mini lathe and some basic tools should be enough to build it.

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Brad doesn't sound very fun.

Interesting post.

3 Replies

2523 Views

Last post by Solar
Wed Dec 30, 2009 3:03 am
SKC2 semiauto, almost.

Last post by spudamine
Replies: 15
by spudamine » Wed Dec 23, 2009 3:56 pm
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Here’s a cannon I’ve been building on and off for some time now, it’s not finished and probably never will be due to some shortfalls in the design...

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ohh btw do you happen to know the exact volume of a 88g co2 cartridge??
117cm3, +or- 1cm3 :D
15 Replies

5270 Views

Last post by spudamine
Tue Dec 29, 2009 9:10 am
Mitcho's Musket (Whammy Gun MkII)

Last post by Mitchza89
Replies: 56
by Mitchza89 » Mon Mar 31, 2008 11:15 pm
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This is my latest boomstick variation guys. This gun should make JSR a wee bit more happy due to my pilot being a sh!t load smaller :D. This is...

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Sorry Brian, that was what I meant. I meant to say used before me instead of used before :D

How are your future builds coming a long mate?
56 Replies

24359 Views

Last post by Mitchza89
Tue Dec 29, 2009 12:20 am
Shooting the Trom-Boyn

Last post by Brian the brain
Replies: 8
by boyntonstu » Wed Dec 23, 2009 11:42 am

First post

200 psi pressurized in the chamber prior to inserting the barrel.

Note the new nail dart design.

Not only is it stronger, but it makes 2 seals and...

Last post

Caulk tips with nails glued in 'em work great for me.Very sturdy and they fly very straight.

If the muzzle blast is to blame for instability, a...

8 Replies

5032 Views

Last post by Brian the brain
Mon Dec 28, 2009 5:24 pm
10' Pneumatic Spudgun

Last post by psycix
Replies: 13
by Tidbit77 » Sun Dec 27, 2009 10:08 am

First post

I built this cannon nearly a year ago and I just got around to posting it.

It has a chamber consisting of 10' of 4 PVC pipe and a 4 tee, giving it a...

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Barrelsealers may open later and faster though...

13 Replies

3753 Views

Last post by psycix
Mon Dec 28, 2009 7:11 am
paintball barrel rifling

Last post by VH_man
Replies: 40
by Demon » Sun Dec 20, 2009 12:15 pm
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I am working on a cal .69 sniper rifle with integrated pump and a 5 rounds magasine.

GGDT told me that i would get 400 to 450 fps with 20 strokes at...

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If my Airsoft Experience may be of assistance, the best way to get this to work (and probably the only way to get it to work) is to use the same...
40 Replies

14875 Views

Last post by VH_man
Sun Dec 27, 2009 9:45 pm
Air gun made of fire extinguisher

Last post by McCoytheLesser
Replies: 8
by fywjzrq » Sat Dec 26, 2009 9:28 pm

First post

I come from China.Likes playing the air-gun, but because is the national guns law limit does not have the means to realize this desire .
.Therefore I...

Last post

Nice way of using a fire extinguisher for a chamber. I also like how you've made a trigger from some bent wire and a rubber band (it's kinda...

8 Replies

3148 Views

Last post by McCoytheLesser
Sun Dec 27, 2009 7:22 pm
Solenoid Launcher #2 from China

Last post by POLAND_SPUD
Replies: 10
by cangying » Sat Dec 26, 2009 5:26 am

First post

Solenoid 2 (电磁阀 2)

Last post

higher pressures usually help
@cangying
If you need a cheap high pressure compressor you can have a look here ->>

fridge compressors can reach...

10 Replies

5235 Views

Last post by POLAND_SPUD
Sun Dec 27, 2009 9:50 am
28,8Kj ElectroThermal Gun! (Soon handheld)

Last post by inonickname
Replies: 139
by Larda » Thu Mar 06, 2008 11:59 pm
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To start with i must say that aim not sure if this is the right place to post this, it doesn't fit in any of the categories.
So please feel free to...

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Oh God, What is it use for?
It would be wise not to post on older topics in the future.

ETG's can be used to achieve very high velocities. Much...
139 Replies

102201 Views

Last post by inonickname
Sun Dec 27, 2009 9:14 am
Eclipse 40mm semi-auto

Last post by cangying
Replies: 49
by Solar » Tue May 01, 2007 1:38 am
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The Eclipse is a pneumatically powered, semi automatic 40mm launching platform. This entry is my final pre-production prototype. The firing cylinder...

Last post

Very nice gun!!
49 Replies

54149 Views

Last post by cangying
Sun Dec 27, 2009 8:53 am
I want to build a cannon using the mauler valve...

Last post by kiwi of nitro
Replies: 2
by kiwi of nitro » Sat Dec 26, 2009 3:26 am

First post

I saw the mauler valve, now I've got to have one...

I have a few questions first...

I have access to a beast of an air compressor so I want to...

Last post

I've seen that, I will use the basic design of the mauler cannon, but try to improve anything I possibly can.

What pipe is used to make soda can and...

2 Replies

2067 Views

Last post by kiwi of nitro
Sun Dec 27, 2009 3:26 am
Homemade Air Gun

Last post by inonickname
Replies: 1
by fywjzrq » Sat Dec 26, 2009 8:16 am

First post

:lol: : :lol:

i am sorry ,its wrong .i am a new man

Edited by jrrdw.

Last post

Sorry, but what exactly are we looking at here? I think I can see a hammer of some time..but I'm not completely sure.

1 Replies

1896 Views

Last post by inonickname
Sat Dec 26, 2009 9:32 am
Nerf Vortex dart cannon ,help

Last post by psycix
Replies: 1
by django » Fri Dec 25, 2009 3:53 am

First post

Gday chaps, I recently seen this video on you tube,anyone here?
and want to make one of these babys .Ive just found that I can get those Nerf Vortex...

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Its hard to see what he is using, but you could accomplish the same thing by using the following:
-Bolt action barrel (duh)
-Piston or diaphragm...

1 Replies

1255 Views

Last post by psycix
Fri Dec 25, 2009 6:40 am
worlds most powerful pneumatic spud gun

Last post by CS
Replies: 31
by RYANSCHLESINGER » Thu Dec 24, 2009 6:08 pm
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hi everybody iamb new here. I was planning on building a the worlds most powerful pneumatic spud gun. I am going to use a hydraulic pump, for up to...

Last post

Thread locked.

Lots of interesting discussion from our regular members, but the insistence of the original poster is annoying to say the least.
31 Replies

14566 Views

Last post by CS
Fri Dec 25, 2009 12:02 am
Need some ideas for a project

Last post by Brian the brain
Replies: 15
by super spuder » Wed Dec 23, 2009 11:46 am
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Well its been a long time since i have been on here again, but the need to shoot random stuff is back and this is the place to get ideas on how to do...

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Maybe a tee bolt??
It will work with a hopper.

Bolt drives the ammo in from the back of a tee.Pressure comes in from below.

combine it with this:...
15 Replies

5567 Views

Last post by Brian the brain
Thu Dec 24, 2009 3:02 pm
QEV's

Last post by Willdebeers
Replies: 6
by CpTn_lAw » Thu Dec 24, 2009 11:42 am

First post

Hi everyone! Merry Christmas to all of you!
The reason i'm opening a topic is that I can't find a way to get a commercial QEV to ship in France....

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Technobots is the website I usually use. Fast service and high quality products. The QEVs will be safe up to around 600 psi.

6 Replies

1830 Views

Last post by Willdebeers
Thu Dec 24, 2009 1:47 pm
!Homemade shock pumps!

Last post by Gippeto
Replies: 1
by matt519 » Thu Dec 24, 2009 12:20 am

First post

okay, i have been trying to construct a high pressure shock pump after seeing a couple on this site.

**I have already searched through multiple...

Last post

You're trying to find instructions for how to make a pump...did you check the how to section?

1 Replies

3792 Views

Last post by Gippeto
Thu Dec 24, 2009 12:52 am
Peacemaker MK4

Last post by spudkid10
Replies: 15
by Lokoyo » Wed Dec 23, 2009 8:52 am
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So I'm not too active on the forum much so Idk if I am copying anyone.

In each cannon, I try to add in 1 new feature. In this cannon, I added in an...

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Dude, i was going to build one almost exactly like that! oh well. Good job!
15 Replies

7821 Views

Last post by spudkid10
Thu Dec 24, 2009 12:17 am
Australian QEV's?

Last post by absinthe
Replies: 3
by supercannons » Tue Dec 22, 2009 11:54 pm

First post

hey guys
just a quick question for the Aussi spud gunners
where can i buy a quick exhaust valve in WA?
i checked down at bunnings and some other...

Last post

the ones from bellpro are not the best.. i got some and was disappointed, just make a piston valve

3 Replies

1867 Views

Last post by absinthe
Wed Dec 23, 2009 10:54 pm
First* cannon - piston valve

Last post by bradisfun
Replies: 13
by aEx155 » Sun Dec 20, 2009 11:37 pm

First post

So, I did a lot of research (and still am) because I wanted a really good air cannon. Anyways, after all that research, here's my first post.

*The...

Last post

SWEET cant wait!

13 Replies

13800 Views

Last post by bradisfun
Tue Dec 22, 2009 6:50 pm
Experimental Copper Piston Cannon

Last post by Nwest82
Replies: 9
by SpudBlaster15 » Mon Dec 21, 2009 2:01 am

First post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...

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Sorry, I'll start my own thread as king questions then another when I do the build.
MR. Sandman: Thats why I stated that I have to do more studying,...

9 Replies

6528 Views

Last post by Nwest82
Tue Dec 22, 2009 8:26 am
I discovered a problem.

Last post by boyntonstu
Replies: 5
by boyntonstu » Wed Dec 16, 2009 5:18 pm

First post

I built a second gun with the same 3/4 > 1/2 fitting reducer as the seal surface.

After a week of trying to get it to seal, I discovered a...

Last post

Another possibility is to 'play' the Trom-Boyn as you shoot, placing back force on the barrel.

So far unnecessary.

Darts are easily loaded and it...

5 Replies

1271 Views

Last post by boyntonstu
Tue Dec 22, 2009 8:00 am

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