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

839653 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

416634 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

351468 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

595705 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

317237 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

74292 Views

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

Topics

work in progress

Last post by Anon
Replies: 4
by tntlly » Wed Oct 11, 2006 12:46 am

First post

i'm building a steel paintball rifle powered by co2, i think rather than spending a bunch of money on a regulator or adapters for small cartridges...

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Good work and if you notice the ball valves sticking or hard to turn some WD-40 works good, made mine open really easy. But ya unless you use a tank...

4 Replies

2166 Views

Last post by Anon
Wed Oct 11, 2006 2:21 pm
Union Sealing Face

Last post by sgort87
Replies: 2
by Atlantis » Tue Oct 10, 2006 7:27 pm

First post

Since I'm having trouble finding a good sealing surface for my piston, I was wondering if just putting the half of the union with the rubber ring on...

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That's not even related to his question.

Yes, it should work but I'd be worried about the piston aligning to it right every time. I'd just make a...

2 Replies

1459 Views

Last post by sgort87
Wed Oct 11, 2006 9:34 am
dangerous paintball gun design

Last post by tntlly
Replies: 1
by MrCrowley » Tue Oct 10, 2006 9:59 pm

First post

this person is a flippin wacko :lol: look at their paintball gun design

they use hot glue to glue a piece of pipe to the barrel with a tee...

Last post

good idea indeed, just horrible execution of the idea

1 Replies

1260 Views

Last post by tntlly
Tue Oct 10, 2006 10:07 pm
Small P.A.C. 5

Last post by zeigs spud
Replies: 14
by syco kilaa » Wed Dec 29, 2004 5:40 pm

First post

SMALL P.A.C. 5

Ever wanted to make that legendary P.A.C. 5 but didn't have the money? or the time? or even the space required to store it? Well...

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WOW...idk know why but love that cannon. infact my second cannon will mostlikely be a piston valve cannon..for expence reasons..and i would like to...

14 Replies

11821 Views

Last post by zeigs spud
Tue Oct 10, 2006 7:38 pm
Boilie/marble cannon

Last post by zeigs spud
Replies: 17
by airpress » Mon Nov 15, 2004 1:07 pm
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BOILIE CANNON

Here see you my newest pneumatic cannon.

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makes me thirsty for lemon lime 7Up rofl...nice gun but mabey put a pressure meter on for saftey reasons?
17 Replies

15680 Views

Last post by zeigs spud
Tue Oct 10, 2006 7:35 pm
HLLRPL

Last post by ProfessorAmadeus
Replies: 2
by Nematoad » Wed Jun 15, 2005 10:46 pm

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This is the most recent gun that I have constructed, It features 2 3 X36 air chambers vented through Modded sprinkler valves, I also has...

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Wow! That is very nice! I like the paint job and are those letters decals our are you really good at painting? Whats you farthest range yet and do...

2 Replies

2016 Views

Last post by ProfessorAmadeus
Tue Oct 10, 2006 7:32 pm
air pressure versus muzzle speed linear or NON linear?

Last post by joannaardway
Replies: 4
by rgormley » Sat Oct 07, 2006 12:15 am

First post

Any body know if the increase in pressure versus muzzle speed is NON linear??

One if the engineers who play around with hydraulics said that there...

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The relationship is definately not linear between pressure and MV. (It does relate to the square root of pressure, given a fixed launcher, and a...

4 Replies

2199 Views

Last post by joannaardway
Tue Oct 10, 2006 1:20 pm
safety question (call me paranoid but.....)

Last post by rna_duelers
Replies: 8
by rgormley » Mon Oct 09, 2006 8:32 pm

First post

I have a air gun using PN12 rated pvc pipe (173 PSI)
air chamber is 1 meter by 50mm diam pvc, orbit sprinkler valve
Muzzle is 30m by 90cm

So the...

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People Australian PVC bursts at 3x it running pressure,so if its PN12 thats 36bar burst pressure thats the safety margins they use so dont worry...

8 Replies

3497 Views

Last post by rna_duelers
Tue Oct 10, 2006 6:08 am
Dual Solenoid Cannon

Last post by killagorrila99
Replies: 10
by PCGUY » Sat Feb 05, 2005 1:26 pm

First post

DUAL SOLENOID CANNON
Provided By -

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NO ITS NOT! It can help aiming by like 20%

10 Replies

10586 Views

Last post by killagorrila99
Tue Oct 10, 2006 1:18 am
.40 Cal

Last post by s18022
Replies: 29
by PCGUY » Mon Jan 31, 2005 11:45 pm
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.40 Cal

Provided By - dmt4595

I have my version of robbie's .40 cal gun almost finished and working. I still need to make the stock, and i still...

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I wouldent use cans for targets you wil shot right through them and hit something. but it is a cool gun but you could use a bigger barrel.
29 Replies

24558 Views

Last post by s18022
Mon Oct 09, 2006 9:11 pm
Golf Ball Cannon

Last post by Viper
Replies: 21
by PCGUY » Sat Feb 05, 2005 6:20 pm
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GOLF BALL CANNON

Provided By Mr.Plow -

Last post

that has got to bomb a golf ball a heck of a distance.
21 Replies

21351 Views

Last post by Viper
Mon Oct 09, 2006 3:23 pm
Noob to Pneumatic Cannons

Last post by MrCrowley
Replies: 4
by brumby » Mon Oct 09, 2006 2:36 am

First post

Hi Im new to Pneumatic Cannons

If I have a pressure guage on my bike pump, do i need one on my cannon.

Also, how do I install the pressure guage?

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i got a gauge that you plug into the schrader and it tells you how much its holding,this means you dont need to have a gauge tefloned in your gun...

4 Replies

2168 Views

Last post by MrCrowley
Mon Oct 09, 2006 1:54 pm
Cost........

Last post by brumby
Replies: 12
by zeigs spud » Sun Oct 01, 2006 8:53 pm

First post

hey! i've been makin my first penu and i've notices..its costin me about $50.00. how much does urs usualy cost?

Last post

If price is a big factor, just build a small marble ball valve gun.... cheap and fun

12 Replies

4140 Views

Last post by brumby
Mon Oct 09, 2006 2:41 am
Question: Modding a sprinkler valve

Last post by zerodivide
Replies: 53
by frankrede » Fri Aug 04, 2006 1:28 am
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Instead of drilling a hole in the sprinkler valve could you get a hose adapter that can thread in where solenoid went? Because I have a U shaped...

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Silly me, I forgot to put back the spring! It was causing the valve to fire inconsistently, sometimes very strong sometimes weak. Its a very...
53 Replies

19085 Views

Last post by zerodivide
Sun Oct 08, 2006 11:25 pm
Sniper rifle

Last post by FreakyShotGlass
Replies: 3
by s18022 » Sun Oct 08, 2006 8:50 pm

First post

I built this guy from plans on the internet and i think it shoots pretty far. Because i cant find the potatoes in a foot ball feild. the plans are...

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You should pneumatically mod that sprinkler valve so it opens faster, you will notice an improvement in your cannons performance.

3 Replies

1935 Views

Last post by FreakyShotGlass
Sun Oct 08, 2006 8:57 pm
attaching a 12 gram co2 cartridge to a spud gun

Last post by tntlly
Replies: 8
by tntlly » Sun Oct 08, 2006 3:10 pm

First post

how would i go about doing this? what fittings and everything would i need to use these cartidges for a potato gun? i already know about the...

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okay, and not that i'm doing it, you can use a schrader and one of those things for tires that you put a 12 or 16 gram co2 canister in.

8 Replies

6157 Views

Last post by tntlly
Sun Oct 08, 2006 8:00 pm
Homemade high pressure pump

Last post by Infernal2
Replies: 11
by POS » Sun Oct 01, 2006 2:04 pm

First post

I'm making a high pressure pump right now. My compressor only reaches 7 bar (100 psi), and that is way to low pressure to shoot my metal pneumatic...

Last post

Here's a link to a much easier hand pump that doubles as a vacuum pump...

11 Replies

3694 Views

Last post by Infernal2
Sun Oct 08, 2006 7:45 pm
Is This Design Good

Last post by FreakyShotGlass
Replies: 4
by FreakyShotGlass » Sun Oct 08, 2006 6:32 am

First post

I attempted to make a co-axial piston marble gun but it wouldnt work so I decided to go with what i'm used to. I made an inline with a 40mm x 40cm...

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All of the fittings will be pressure rated. I'm still not sure that the chamber or barrel should be bigger because I want to be able to pump it up...

4 Replies

1698 Views

Last post by FreakyShotGlass
Sun Oct 08, 2006 5:56 pm
my second attempt to make a pnuematic gun

Last post by tntlly
Replies: 23
by tntlly » Mon Oct 02, 2006 12:25 am
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my first attempt works but won't inflate more than 30 psi due to an air leak that i just cant fix, but i used the pvc primer and glue so i think this...

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the hole in the breech is just enough to fit a paintball which is just slightly smaller than the inner diameter of the pipe, but not too much...
23 Replies

8178 Views

Last post by tntlly
Sun Oct 08, 2006 2:58 pm
T-Shirt Slinger

Last post by Viper
Replies: 5
by PCGUY » Mon Jan 31, 2005 11:28 pm

First post

Provided By IzzyDoesIt -

Last post

I am not so sure. why don't you try it and see if it works?

5 Replies

25706 Views

Last post by Viper
Sat Oct 07, 2006 12:41 pm
Barrel sealing piston with "floating seal"

Last post by alkalineall
Replies: 8
by alkalineall » Wed Oct 04, 2006 12:12 am

First post

I am currently working on (hopefully) my last project in my pvc addiction. Its a dual 6 chambered barrel sealing piston cannon with a 3 barrel. The...

Last post

No I get it. You mean have 2 contact points with the piston walls and enough distance between them to discourage jamming in the bore I do believe...

8 Replies

3415 Views

Last post by alkalineall
Fri Oct 06, 2006 9:39 pm
W19 Sniper

Last post by noname
Replies: 28
by dungdue0 » Sun Sep 17, 2006 3:56 pm
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This was based off of Kaneda's sniper. I has a 1 sch. 40 chamber. The chamber is also the stock. It has a modified sprinkler valve. A 4 ft. 1/2...

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And Why exactly? That kind of ruins the whole point of it being a sniper, considering you'd have no idea when it's going to fire.
28 Replies

8695 Views

Last post by noname
Fri Oct 06, 2006 9:36 pm
Tips for sealing off pipe?

Last post by Gnobbes
Replies: 6
by Gnobbes » Thu Oct 05, 2006 9:40 pm

First post

Howdy Spudfolks

X-Mas is fast approaching, and in order to justify my recent spud gun obsession, I've decide to build a couple of gift guns.

My...

Last post

I'm going to the hardware store tomorrow, and I'll definitely check those test-plugs out. I'm having a hard time picturing them, and how they'll...

6 Replies

3086 Views

Last post by Gnobbes
Fri Oct 06, 2006 12:13 am
Dam Buster(Contest Applicant)

Last post by MrCrowley
Replies: 21
by MrCrowley » Sat Sep 30, 2006 10:46 pm
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Gun Name: Dam Buster by Mr. Crowley

Type:Pneumatic
Caliber:Golf Ball
Barrel Length:1.8m(70 )
Chamber Length:1.2m(50 )
Chamber Size:100mm(4 )...

Last post

its to get your attention :roll: jokes, when i put it in it said it resized it for me ill take it off maybe.
21 Replies

14997 Views

Last post by MrCrowley
Thu Oct 05, 2006 2:48 pm
Idea for pneumatic gun using CO2

Last post by -T0OL-
Replies: 23
by -T0OL- » Mon Oct 02, 2006 6:24 pm
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ok I'm planning on making a CO2 powered gun my plan was for it to look something like this

+-----------------+--+------------------+---+\
| | | |...

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ooh, i never thought of that thanks POS... by doing that less pressure will be lost out the pilot area right? though it probably wont be enough to...
23 Replies

7788 Views

Last post by -T0OL-
Wed Oct 04, 2006 10:59 pm

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