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...

Last post

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

1203727 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

605628 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

858403 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

1021572 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

392892 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

100171 Views

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

Topics

Not a cannon.. But a part of it.. it makes it... quiter.

Last post by FishBoy
Replies: 5
by Necrosis » Sat Jul 19, 2008 6:27 am

First post

Yes it's a... Supressor!

It's machined with springs and baffles.. And no pvc involved!
It works like a charm too.

What do you guys think?

Oh...

Last post

nice job, but I couldn't get either of your links to work

5 Replies

1608 Views

Last post by FishBoy
Sat Jul 19, 2008 10:03 am
Home-Made Qev Rifle with .40 pellet

Last post by blind909
Replies: 50
by spike33 » Thu Jun 26, 2008 6:13 pm
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Hi , i am clement , a 17 years old French boy who love build home made airguns

i'll show you a basic rifle with a home-made qev ( )

its a gun with...

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that is one nice gun you got there. if only i could find a blowgun like that.

you should consider putting a air tank on your QEV sniper .

He...
50 Replies

30358 Views

Last post by blind909
Fri Jul 18, 2008 8:45 pm
Coaxial piston questions

Last post by iisthemuffin
Replies: 11
by iisthemuffin » Wed Jul 16, 2008 7:30 pm

First post

After looking at my sprinkler valved cannon, i have seen how simple it is to build a coaxial cannon.

I was wondering if there were any disadvantages...

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I never said i was exempt from that. And like i had said, i DID try searching and i looked at many things and still had many un answered questions....

11 Replies

2003 Views

Last post by iisthemuffin
Fri Jul 18, 2008 4:02 pm
My firt canno, need some help

Last post by Sticky_Tape
Replies: 10
by noobyspud » Fri Jul 18, 2008 12:46 pm

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hey guys i live in england so the parts are hard to get but is this a decent idea which could produce decent power.....

a 3 chamber with 3 end cap...

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Yeah don't talk about your age too much I learned that on another forum alot of people got pissed at me I would say I'm olny 12 I didn't know but I...

10 Replies

2213 Views

Last post by Sticky_Tape
Fri Jul 18, 2008 2:51 pm
launching heavy projectiles....gravity

Last post by trollhameran
Replies: 30
by trollhameran » Tue Jul 15, 2008 2:04 am
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If I was going to launch a heavy projectile straight up in the air and ggdt says it will have a fps of under 32, would it still work? because I am...

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That thing is pretty awesome, not sure it would be legal to have anything like that though :(
30 Replies

8347 Views

Last post by trollhameran
Fri Jul 18, 2008 12:13 pm
M-1 FRAG Fast Reloading Airpowered Grenade launcher

Last post by drunkii
Replies: 34
by origin unknown » Sat May 12, 2007 10:55 pm
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FRAG stands for Fast Reloading Airpowered Grenade launcher. I am happy to bring you my new cannon designed not for power, but for safe use on an...

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oh a bby-grenade
i thougt you would launche a real grenade;)
34 Replies

21528 Views

Last post by drunkii
Fri Jul 18, 2008 12:03 pm
My First Pnuematic Paintball Spud Gun!! with VIDEO!

Last post by Stifler69
Replies: 31
by akaddis » Tue Jan 16, 2007 1:40 pm
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This is my first spud gun! Its powered by an air compressor and shoots paintballs. It has an electric trigger for fastest release of air flow. Its...

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Wow man thats awesome !!!!
really like the design with the electric piston valve trigger. do you know if its faster than a normal piston valve.......
31 Replies

14605 Views

Last post by Stifler69
Fri Jul 18, 2008 4:44 am
The Verminator- 7 mm sniper system

Last post by blind909
Replies: 26
by blind909 » Wed Jul 09, 2008 2:45 pm
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Ok, I made this gun about a month ago, and took me 8 days to finish. It is VERY powerful, and uses pressures of 150-200 psi. The chamber is 3/4 inch...

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Ok, Pics with the new barrel WILL be up by Monday. It will be a 3/4 inch Stainless Steel barrel.
26 Replies

9317 Views

Last post by blind909
Thu Jul 17, 2008 12:00 pm
Tiberius Pistol mounted to Eclipse 40mm

Last post by bob-a-lu
Replies: 15
by Solar » Mon Jul 14, 2008 7:53 pm
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The paintball pistol vertically ejects 12gram co2 cartridges with 8 round hopper magazine that reseals the 12gram. A hopper or q-loader could be...

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solar, i love you in a straight way. :D
15 Replies

7670 Views

Last post by bob-a-lu
Thu Jul 17, 2008 7:16 am
HPA paintball tank for pressure from 5 to 60 bars?

Last post by Hubb
Replies: 1
by Necrosis » Thu Jul 17, 2008 4:05 am

First post

I want to buy a paintball tank, but I can not find a regulator that is adjustable anywhere..... do these things even exist?

Last post

Most HPA tanks you get for paintball have a built in regulator. If you care to online shop, check out Palmer's Pursuit. Their regs are adjustable...

1 Replies

800 Views

Last post by Hubb
Thu Jul 17, 2008 4:57 am
Finding volume of a cylinder.

Last post by jackssmirkingrevenge
Replies: 19
by iisthemuffin » Wed Jul 16, 2008 12:33 pm
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I know this is an over-asked question and i am sorry for that but i feel that im missing something. Ive got a sprinkler valve cannon and im not sure...

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To stiffen things up you could always pop some via*ahem* sleeve the barrel with a length of larger diameter pipe. A few holes in the muzzle end of...
19 Replies

3513 Views

Last post by jackssmirkingrevenge
Thu Jul 17, 2008 12:22 am
Black'n'Blue: Preloaded Cartige BD Gun.

Last post by blind909
Replies: 5
by blind909 » Wed Jul 16, 2008 5:33 pm

First post

This is a little like my last one, just the ball valve trigger has a hell of alot more flow. I fire Buckshot of airsoft BB's, 1 1/2 inch corks, etc....

Last post

Yup, They look perfect together.

5 Replies

2638 Views

Last post by blind909
Wed Jul 16, 2008 7:50 pm
WIP Valve design

Last post by mobile chernobyl
Replies: 12
by Phirephly » Fri Jun 27, 2008 1:50 am

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I'm working on this valve as a method to create an inline valve. I'd like some input on it and any advice that I could get. Also, what would be a...

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Sorry there clide buddy ol pal - I was looking at your photo and responding to his post, didn't realize you had already altered it. The smiley...

12 Replies

7177 Views

Last post by mobile chernobyl
Wed Jul 16, 2008 7:46 pm
My Cannon so far...

Last post by Cosmic Muffin
Replies: 13
by Floyd » Sat Jul 12, 2008 7:03 pm

First post

Here is my cannon built from MrCrowely's howto with a different chamber shape. I have tried three different pistons, everyone of them holding the...

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looks pretty kool, but yer, add a sprinkler valve, but before you do anything like that, you should try opening the ball valve really fast. it took...

13 Replies

2268 Views

Last post by Cosmic Muffin
Wed Jul 16, 2008 4:18 am
Blow-Forward autocannon Project X-ACS

Last post by SEAKING9006
Replies: 38
by SEAKING9006 » Wed Jun 25, 2008 7:10 pm
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My next project after the Airburst system, and maybe a bunch of identical mortars for mass-fire, will be a Blow-forward Autocannon. It will use a...

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Bumped for a major update.
38 Replies

10555 Views

Last post by SEAKING9006
Tue Jul 15, 2008 7:16 pm
My First Cannon- CA1 SMSS -RETIRED-

Last post by SEAKING9006
Replies: 45
by SEAKING9006 » Mon Jun 23, 2008 6:28 pm
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This is BTL Industries' first pneumatic cannon, the CA1 SMSS. It isn't built to do any specific thing, except begin my experience with pneumatic...

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Actually, I do have an enhanced model I've designed, if I ever need a simple utility cannon, or if my friends ask (hire) me to build them one....
45 Replies

17894 Views

Last post by SEAKING9006
Tue Jul 15, 2008 7:00 pm
spring loded bv

Last post by starman
Replies: 13
by dudeman508 » Mon Jul 14, 2008 10:39 am

First post

how well do those spring loaded bv work

Last post

Think of having a pressurized chamber with a balloon wall sealing the breech behind the projectile. Now pop the balloon with a sharp instrument or...

13 Replies

2586 Views

Last post by starman
Tue Jul 15, 2008 1:05 pm
GGDT request.

Last post by Hotwired
Replies: 13
by ALIHISGREAT » Tue Jul 15, 2008 6:46 am

First post

now the weather is relitivly good, and i'm on holiday, i have decided to finish my cannons :shock: and i have changed a few of my ideas/plans to...

Last post

Haha, looks like it :P

Spruce up an old compressor, weld it to an air tank and... that'll be £425.25 please.

13 Replies

10333 Views

Last post by Hotwired
Tue Jul 15, 2008 11:24 am
Ondskehems All metall Springloaded ballvalve-rifle.

Last post by ondskehem
Replies: 14
by ondskehem » Sun Jul 13, 2008 1:57 am

First post

Hi all.

This is a project that i finished some time ago.

Its a springloaded ballvalve pneumatic airgun, wich fires by a push of the trigger....

Last post

Im sorry if this has been asked B-4, but what is your handle made of?

its made from steel pipes, and square pipes. all welded together.

14 Replies

8424 Views

Last post by ondskehem
Tue Jul 15, 2008 6:16 am
Optimum volume for Golf Ball Chamber

Last post by jackssmirkingrevenge
Replies: 1
by Stifler69 » Tue Jul 15, 2008 4:29 am

First post

Ive herd the larger the object the large air chamber you will need... so what about a golf ball ???

has anyone actually calculated the Optimum...

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Refer to the comments made on pneumatic chamber sizes on this thread .

1 Replies

834 Views

Last post by jackssmirkingrevenge
Tue Jul 15, 2008 5:15 am
M.H.I.S Copper Musket Mk II

Last post by Mr.Sandman
Replies: 54
by rna_duelers » Tue Jan 15, 2008 2:27 am
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Well this is my first ever full copper and brass Musket.I haven't been able to shoot it yet,because I need one more fitting!Which will probably be...

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Also where did you find a threaded schrader? I've been searching high and low for one.

i find mine at ace hardware. or you can go to an auto shop.
54 Replies

18836 Views

Last post by Mr.Sandman
Mon Jul 14, 2008 9:51 pm
My plans plus a few questions

Last post by Sean
Replies: 11
by Sean » Mon Jul 14, 2008 1:19 pm

First post

Well I've been wanting to build a pneumatic for a long time and finally found a forum with good information. I do have a few questions about my...

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I like the first one, now I gotta figure out the correct dimensions. I want to have a 3/4 barrel specifically for paint balls. I was kinda thinking...

11 Replies

4217 Views

Last post by Sean
Mon Jul 14, 2008 8:46 pm
1.25" BD Cartridge

Last post by blind909
Replies: 12
by Davidvaini » Fri Jul 11, 2008 3:13 pm

First post

Hey guys, some of you may remember my Burst Disk cartridge prototypes... well I decided to make a BD Cartridge for a launcher that I am building for...

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Thanks David, and in ggdt, what would i put down for projectile data, if i am using 50-100 .20g airsoft bbs?

12 Replies

5931 Views

Last post by blind909
Mon Jul 14, 2008 6:59 pm
Wall Braker

Last post by Ragnarok
Replies: 31
by Spud King » Sun Jul 13, 2008 2:52 pm
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Check this out:

Fox news:

Video:

The home age:

I don’t know what the valve is, does anyone know? :?:

Last post

You can always blow the bloody doors off ;)
In addition to the Simon door breacher, we are also introducing new technologies such as the Kevin...
31 Replies

7036 Views

Last post by Ragnarok
Mon Jul 14, 2008 5:37 pm
Multishot Air volume Query

Last post by carl2.0
Replies: 5
by carl2.0 » Mon Jul 14, 2008 2:18 pm

First post

Hey guys Im building a new sprinkler valve pnuematic with a built in spring loaded magazine that will hold 3-5 pellets. Im now workin out...

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Ahh ok makes since I guess...Hmm soo what about a QEV ?? that could work as well ?

5 Replies

2041 Views

Last post by carl2.0
Mon Jul 14, 2008 5:11 pm

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