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

928781 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

453149 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

471445 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

638813 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

332574 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

80402 Views

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

Topics

funny pistol

Last post by wyz2285
Replies: 5
by wyz2285 » Mon Jul 19, 2010 5:12 am

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A friend of me made a little pistol,and i thought it pretty interesting.So i post it here :D .Basically it's made of a blowgun.

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nice work:p

Did you modd that blow gun for better flow?? no,ithink is just a normal blowgun

5 Replies

3675 Views

Last post by wyz2285
Tue Jul 20, 2010 3:30 am
ACU Airsoft Rifle*UPDATE7/18/2010*

Last post by blind909
Replies: 59
by blind909 » Thu Jul 08, 2010 5:30 pm
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Remember my old thread? well this gun is the new version of it. I went to home depot and got a 2x6(not sure what type of wood it is), then i printed...

Last post

More pics, been changed up a bit. and the bit below the scope is not shiny like that, its just the shitty lighting in my room
59 Replies

30779 Views

Last post by blind909
Tue Jul 20, 2010 2:23 am
PVC or copper?

Last post by jimmy101
Replies: 10
by Stolly32123 » Fri Jul 16, 2010 4:40 am

First post

Im planning on making a 6mm Pneumatic rifle. im not sure if i should make it mainly out of copper or pvc. What would be the differences in using...

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copper wont make shrapnel, it rips open. And may well launch a thumb side hunk with enough force to punch right through your body.

Any failure at...

10 Replies

3422 Views

Last post by jimmy101
Mon Jul 19, 2010 7:40 pm
Mostly done with my 10 foot, piston valve golfball cannon.

Last post by SpudBlaster15
Replies: 19
by kiwi of nitro » Mon Jul 12, 2010 3:10 am
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I've taken these 5mp pics with my phone, uploaded my them to photobucket with my phone and I'm actually posting this whole thing using my phone! I...

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

7645 Views

Last post by SpudBlaster15
Mon Jul 19, 2010 4:04 pm
piston troubles

Last post by SpudBlaster15
Replies: 20
by urgle the danish cow » Mon Jul 19, 2010 11:25 am
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this in a new piston valve cannon i have started out of boredom and i am having trouble sealing the barrel.
the air chamber and all the fittings are...

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

4172 Views

Last post by SpudBlaster15
Mon Jul 19, 2010 3:54 pm
Ball Valve Pneumatic

Last post by Technician1002
Replies: 5
by hascet » Mon Jul 19, 2010 10:54 am

First post

This is the potato cannon I made:
4 x18 chamber
4 Cap
4 x2 reducer with 2 x1.5 bushing
1.5 ball valve
1.5 Barrel
Screw in schrader valve

Last post

The reason the ball valve and a short barrel is a bad combination is the time required to open a ball valve by hand is too long. By the time the...

5 Replies

1388 Views

Last post by Technician1002
Mon Jul 19, 2010 12:08 pm
Tripple Hops Powered Golfball Shooter

Last post by deathbyDWV
Replies: 2
by Metal_Soldier » Sun Jul 18, 2010 3:29 pm

First post

I had an empty fridge keg lying around and I thought, what the heck, why not recycle? Tosses golf balls nice and hard at 80psi.

Did this to some...

Last post

Yep, pretty cool... Recycling is good!!! :D :roll:

2 Replies

2521 Views

Last post by deathbyDWV
Sun Jul 18, 2010 4:07 pm
Stick Gun(PVC Coax)

Last post by covey12
Replies: 32
by clemsonguy1125 » Mon Jul 05, 2010 8:33 pm
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Well heres my new coax.
Chamber-3.5 feet of 1 inch PVC
Barrel-3.5 feet of 1/2 inch CPVC
Pilot-1/2 inch Ball Valve
Piston-Epoxy Piston/ Epoxy around a...

Last post

paintballs fit perfectly in my 1/2 inch plinker
32 Replies

9326 Views

Last post by covey12
Sat Jul 17, 2010 10:26 pm
GM Blazer for sale cheap, needs some work.

Last post by SpudFarm
Replies: 17
by jagerbond » Sat Jul 17, 2010 3:31 am
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...

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jagerbond....how much $$$ are you asking for this prime ride? :D

Larda shot through 1cm steel.. The block would be a easy task

You must also...
17 Replies

5218 Views

Last post by SpudFarm
Sat Jul 17, 2010 4:52 pm
Old School Pneumatic 18mm Ball Valve

Last post by Stolly32123
Replies: 14
by littlebro05 » Wed Apr 08, 2009 6:53 am

First post

Hey spudders,

It's been while since I've posted anything up on here, and this time it isn't airsoft! It's my first pneumatic! Next holidays I'm...

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ur a bit close to the target. move furthur away next time.

14 Replies

8657 Views

Last post by Stolly32123
Sat Jul 17, 2010 7:15 am
pressure testing

Last post by Crna Legija
Replies: 17
by Lockednloaded » Fri Jul 16, 2010 5:14 pm
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I am making a small low pressure QEV gun to sell to a friend, but I want it to be aesthetically pleasing as well as functional. when I asked what...

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thats only a 110psi :D
17 Replies

6336 Views

Last post by Crna Legija
Sat Jul 17, 2010 4:57 am
650 psi spring loaded ball valve. :-)

Last post by jhalek90
Replies: 18
by jhalek90 » Sat Jul 10, 2010 5:52 pm
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This started as a simple test, as stated in this topic.

The gun is quite simple, a 1''x1' pipe as a chamber, and a 1/2'' ball valve, spring loaded...

Last post

true true.

I can't forget about my spudfiles buddies!

unless i can find a friend that lives within 250 miles of traverse city mi, and also happens...
18 Replies

5721 Views

Last post by jhalek90
Fri Jul 16, 2010 6:03 am
My new coax!

Last post by wyz2285
Replies: 13
by wyz2285 » Wed Jul 14, 2010 4:30 am

First post

This is my new coax,is a little bigger than the old one,so more powerful, and looks much better :D :D .Made by 1m 15mm Dia coper tube, 160 psi.

Last post

That looks nice. I like the bipod and stock. Are you planning on leaving the color as is or will you be repainting it? about the painting i don't...

13 Replies

6001 Views

Last post by wyz2285
Fri Jul 16, 2010 3:36 am
surprised by a ball valve! Massive kick and thump.

Last post by jackssmirkingrevenge
Replies: 36
by jhalek90 » Sun Jul 04, 2010 9:21 pm
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In order to cerebrate the birthday of my country i built a spare parts gun.
I dont have any photos... so a MS paint drawing will have to suffice....

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The exit holes are impressive. Video or not, I want chrono readings.

Well, have a look at the Buick'o'truth .

Such a massive projectile has more...
36 Replies

11785 Views

Last post by jackssmirkingrevenge
Fri Jul 16, 2010 12:58 am
co2 regulators help

Last post by jackssmirkingrevenge
Replies: 5
by nooj » Thu Jul 15, 2010 7:28 pm

First post

howdy im new to the air cannon world and im trying to build a over under cannon iv got everything done but a regulator and i was wondering if a...

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I'm getting the impression you ought to do a bit more research before physically playing air pressure and pneumatic launchers...

5 Replies

1664 Views

Last post by jackssmirkingrevenge
Fri Jul 16, 2010 12:00 am
newb piston idea

Last post by johnsonhalo
Replies: 6
by johnsonhalo » Thu Jul 15, 2010 1:57 pm

First post

so me and my buddy make cannons fairly often, and he has been coming here for a while. well last night we were talking and i came up with an idea for...

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hmm... the idea came when i was trying to picture how a normal piston valve worked... my idea seemed simpler... i had a few others, i'll add them...

6 Replies

1013 Views

Last post by johnsonhalo
Thu Jul 15, 2010 9:49 pm
I wanna break the sound barrier!

Last post by caspar97
Replies: 30
by Callipygous » Tue Jul 06, 2010 1:53 am
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Ok, maybe that doesn't sound like the smartest title, but it properly expresses my enthusiasm.

My goal is to build a spudgun that is capable of...

Last post

I've never thought about this before, but a well made PVC or other type of material rocket might also help performance, but it would have to be...
30 Replies

10101 Views

Last post by caspar97
Thu Jul 15, 2010 3:45 pm
burst disc bouncy ball cannon

Last post by skishoot
Replies: 13
by skishoot » Tue Jul 13, 2010 10:45 am

First post

My friend and I built this cannon is it a triggerable burst disc, it uses two one inch unions and a ball valve for the valve and has a 24in by 2in...

Last post

thanks for the advice zeus.

13 Replies

4410 Views

Last post by skishoot
Thu Jul 15, 2010 10:47 am
Home made 3way valve

Last post by Crna Legija
Replies: 8
by Crna Legija » Sun Jul 11, 2010 7:31 am

First post

Its not done yet i need to get 3 O-rings and fille in two more groves in the nuts, ill try go to bunnings tomorrow. The tees are 1/2'' i used 3 nuts...

Last post

its not that hard

8 Replies

2100 Views

Last post by Crna Legija
Thu Jul 15, 2010 12:48 am
How much difference does a valve make?

Last post by Zeus
Replies: 3
by HunterT » Wed Jul 14, 2010 1:05 am

First post

I was wondering, if I used a sprinkler valve instead of a ball valve how much will that increase my air cannons performance in terms of velocity?...

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Some people say that a fast valve is important no matter what, others
say that it's dependant on the projectile. I think that a fast valve can't
hurt...

3 Replies

1467 Views

Last post by Zeus
Wed Jul 14, 2010 6:03 pm
Copper Polishing.

Last post by inonickname
Replies: 14
by Mpeddlesden » Tue Jul 13, 2010 4:29 am

First post

Hi, im building a 400+psi QEV bolt action copper rifle, with a oak stock.
4x32 scope. ammunition Holder, and bi-pod.

The gun it's self is about 60%...

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i use that stuff all the time to clean the burn off ss after i weld, why is it so bad?

I'm gonna put it out there that it isn't hydroflouric acid....

14 Replies

5432 Views

Last post by inonickname
Wed Jul 14, 2010 8:58 am
C02 regulator .

Last post by ramses
Replies: 1
by Clarke » Tue Jul 13, 2010 6:43 pm

First post

Hi everyone, have been considering a paintball tank and reg for portability on my guns but have a few questions. Have done a search but didnt find...

Last post

if you got a regulator with a remote line, you could buy the male quick connects to got with that. IIRC, that has 1/8 or 1/4 pipe threads.

FYI,...

1 Replies

939 Views

Last post by ramses
Tue Jul 13, 2010 10:45 pm
Air pressure actuated QDV

Last post by Ranger
Replies: 7
by Labtecpower » Tue Jul 13, 2010 9:19 am

First post

I made this design. do you guys think it will work?
I think the dead space may be too big.

The picture:

Uploaded with ImageShack.us

The link:...

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Yes the main piston is disconnected from the rod. The 1/2 piston doesnt have enough power to move the main piston on its own, but when the 3/16 rod...

7 Replies

4106 Views

Last post by Ranger
Tue Jul 13, 2010 12:57 pm
12 bore HPA coaxial

Last post by jackssmirkingrevenge
Replies: 60
by jackssmirkingrevenge » Sat Jul 10, 2010 8:34 am
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Edit 12/07/2010:

Integral suppressor disguised as magazine/pump added:

Suppressor internal configuration and planned trigger/pistol grip...

Last post

I think that spring isn't needed... air will work just fine

Along these lines , I'm with you :)

it really sounded like a farting machine and...
60 Replies

20830 Views

Last post by jackssmirkingrevenge
Tue Jul 13, 2010 8:26 am
the whisper 6mm niceeeee

Last post by sscustoms
Replies: 6
by sscustoms » Tue Jun 22, 2010 4:49 am

First post

hi all you air gun lovers im back with my 2nd gun mad its pretty much goes back to my other gun that i made when i was 14 and it worked great had no...

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Looks great. can i asked what you used for the barrel?

hi thanks 4 the comment and yeah its a 10mm aluminium barrle

6 Replies

4969 Views

Last post by sscustoms
Tue Jul 13, 2010 1:55 am

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