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

843282 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

417898 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...

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great job everyone
64 Replies

352411 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

596616 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

317826 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

74366 Views

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

Topics

frozen paintball/dartgun (DAMAGE PICS!)

Last post by A-98
Replies: 14
by A-98 » Wed Jan 31, 2007 1:06 am

First post

well, this project has been upgrading for quite a while, started out as a not too powerful over under gun....but has slowly increased into this....

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nah, i would need some way to make it full/semi auto.

haha! PC=peices of computer...i think ill sig that

14 Replies

6186 Views

Last post by A-98
Wed Jan 31, 2007 10:17 pm
Chamber pressure question

Last post by Jumpman-Z
Replies: 2
by Jumpman-Z » Fri Jan 26, 2007 6:39 pm

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Hi all. I'm working on a project that involves filling a chamber with CO2. I came across the thread with the formula for calculating chamber...

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Ok, everything's much clearer now. Thanks so much for your help! Great forum you guys got here, I think I might get into this hobby in the future!...

2 Replies

986 Views

Last post by Jumpman-Z
Wed Jan 31, 2007 6:41 pm
QEV's

Last post by VH_man
Replies: 8
by VH_man » Mon Jan 22, 2007 4:35 pm

First post

I've been hearing alot about QEV's, but I have no idea where to get them. Is it worth it to go out of my way to get these things or should I just...

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For a hint, go to www.boltsniper.com and look at the FAR. its basically like that, exept instead of it being spring powered, its a blow-foward bolt....

8 Replies

2953 Views

Last post by VH_man
Wed Jan 31, 2007 6:26 pm
How do I know if PVC is pressure rated?

Last post by MrCrowley
Replies: 12
by Mr.Russ » Wed Jan 31, 2007 1:27 am

First post

well the title speaks for itself, I have some 40mm pvc pipe that i wish to use for a chamber, my dad for it from his work(trade site) and i dont know...

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Guys, Read! He said 40mm,meaning its in metric also meaning its not from the States, also meaing it wont have sch.40 or NSF-PW on it.
If its blank,...

12 Replies

4950 Views

Last post by MrCrowley
Wed Jan 31, 2007 3:54 pm
First canon and got some questions

Last post by medievalman
Replies: 11
by mtbkr5 » Mon Jan 29, 2007 9:46 pm

First post

Hey guys

one of my engineering projects this year requires me to launch an egg approx. 50 yards, so i decided to make a compressed air canon....

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nothing should come out except the diaphragm, and thats supposed to be removable. if something else comes out, that's why it isnt working, lol. just...

11 Replies

2730 Views

Last post by medievalman
Tue Jan 30, 2007 9:11 pm
My First Pneumatic

Last post by medievalman
Replies: 5
by Camaro » Mon Jan 29, 2007 4:59 pm

First post

Over the weekend I built a Pneumatic Cannon with hopes of shooting it over 200 yards. My cannon has 2 3 x5' chambers connected via 2 90's and one tee...

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tat's cool, ammo that is madeto soar! yu shol try jut bendingt fins instea oftrimming them. it will caus a spiral for greater distance and accuracy!

5 Replies

2022 Views

Last post by medievalman
Tue Jan 30, 2007 8:37 pm
hot glue piston

Last post by SpudBlaster15
Replies: 6
by maz oner » Tue Jan 30, 2007 4:32 am

First post

Ive made a piston by chopping up hot glue sticks into little pieces and put into a piece of spare copper tube, (chamber size) then heated the whole...

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

6 Replies

2050 Views

Last post by SpudBlaster15
Tue Jan 30, 2007 2:06 pm
The big, overly heavy, but damn fun, pneumatic!

Last post by chaos
Replies: 22
by The Haymaker » Fri Jan 26, 2007 2:50 am
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I can't take it, I have to show it! Here's a couple clips of my steel pneumatic at play.......

Enjoy!

E

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it does a decent amount of damage thats 4sure
22 Replies

7799 Views

Last post by chaos
Tue Jan 30, 2007 4:23 am
Scoped Rivet Gun (Vid link and pictures)

Last post by chaos
Replies: 16
by Tobe_666 » Sat Jan 27, 2007 5:11 am
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Here is my rivet gun, have been working very hard on it. lots of upgrades have been put on, scope, bi pod, pressure gauge, barrel support, scope...

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i voted magazine co it would be kewl as but u need like a 10mm O-D barrel this would sure not bend from bumps also you should think about a separate...
16 Replies

6020 Views

Last post by chaos
Mon Jan 29, 2007 11:06 pm
Butterfly Valves?

Last post by medievalman
Replies: 13
by medievalman » Sat Jan 27, 2007 9:30 am

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Why is it that nobody uses butterfly valves? they open relatively fast(faster than a ball valve anyways) and are very simple to use, but i dont think...

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so the only reason they aren't used is because of the high cost without a great performance? thanks!

13 Replies

3100 Views

Last post by medievalman
Mon Jan 29, 2007 8:04 pm
Firdt post with some launcher photos

Last post by UKSGC
Replies: 14
by UKSGC » Sat Jan 27, 2007 7:19 pm

14 Replies

4777 Views

Last post by UKSGC
Mon Jan 29, 2007 6:33 pm
problems with burst disk cannon

Last post by medievalman
Replies: 8
by A-98 » Mon Jan 29, 2007 12:08 am

First post

This weekend I was bored so I made a small burst disk pneumatic. It was originally designed to be triggered by a blowgun and I assembled it so....

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put it in the fridge for a couple of hours and the cold air will make it shrink, then heat up the female part to enlarge it.

8 Replies

2253 Views

Last post by medievalman
Mon Jan 29, 2007 2:04 pm
M.H.I.S Thumper

Last post by MrCrowley
Replies: 24
by rna_duelers » Sat Nov 04, 2006 7:06 pm
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Yes this thing looks stupid and not very formidable,but this thing surprised me alot from the first shot a a nice fitting tatter it sent it flying...

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Because when you set the output on the compressor(say 100psi) depending on chamber size the gun will fill to around 80psi. Its good to know those...
24 Replies

10078 Views

Last post by MrCrowley
Mon Jan 29, 2007 3:29 am
new to this site piston help?

Last post by maz oner
Replies: 3
by maz oner » Sun Jan 28, 2007 10:19 pm

First post

hey guys im new to this site but not to pneumatic spud guns im getting sik of using sprinklervalves as i cant aford to buy new ones every time i want...

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cheers for that advice. i just bought a metre of 1 copper pipe and holly molly was it expencive 40 bucks for one metre :? aus$$ and a 1/2 and wanna...

3 Replies

1253 Views

Last post by maz oner
Mon Jan 29, 2007 1:48 am
Paintball longarm

Last post by judgment_arms
Replies: 2
by judgment_arms » Sun Jan 28, 2007 8:58 pm

First post

Hey all, once again I’m going to tap into the knowledge of Spudfiles, or at least attempt it.
Construction will begin soon on my Paintball Rifle and...

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Have you made a rifled paintball gun? They told the Columbus it couldn’t be done, and they told the Wright brothers that it wouldn’t work. Plus I...

2 Replies

919 Views

Last post by judgment_arms
Sun Jan 28, 2007 9:45 pm
LRTC-50

Last post by medievalman
Replies: 24
by Killjoy » Sun Dec 24, 2006 2:08 am
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LRTC-50
L ong R ange T actical C annon- 50 mm
This is by far the largest and most powerfull cannon that I have ever constructed. It also was the...

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amazing cannon! its huge! and you could buy a metal cleanout cap for more safety...
24 Replies

12111 Views

Last post by medievalman
Sun Jan 28, 2007 6:45 pm
coaxial owners will these plans work.

Last post by tylerthetatertosser
Replies: 5
by tylerthetatertosser » Sun Jan 28, 2007 2:24 am

First post

i made these plans and i wondered if they would work for a coaxial gun. :lol:

Last post

yes what spud blaster says

5 Replies

2268 Views

Last post by tylerthetatertosser
Sun Jan 28, 2007 3:02 pm
leaking blowgun

Last post by experament-u2
Replies: 10
by experament-u2 » Sat Jan 27, 2007 8:33 am

First post

i just finished my new air rifle and it has been working like a dream untill i painted it today and put the gun back together and suddenly my blowgun...

Last post

oh now i understand what u are saying but i first havto get the trigger plate bit off

10 Replies

2955 Views

Last post by experament-u2
Sun Jan 28, 2007 1:07 am
im new to piston valves

Last post by Mr.Russ
Replies: 5
by canadian » Sat Jan 27, 2007 9:02 pm

First post

Hey everyone, im new here and have a question.

can you put a return spring on a piston, or will the force of the spring mess it up?

i don't think...

Last post

lol insomniac you like saying that stuff

5 Replies

1926 Views

Last post by Mr.Russ
Sat Jan 27, 2007 10:28 pm
Modded sprinkler valve??

Last post by medievalman
Replies: 12
by akaddis » Thu Jan 25, 2007 9:42 pm

First post

I don't understand what a modded sprinkler valve does. Please explain how it works. I use a regular sprinkler valve (not modded) and I have 3 options...

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yep, no problem. i had no idea how a sprinkler valve worked when i made my first pneumatic. i thought they were so complicated that using a ball...

12 Replies

4308 Views

Last post by medievalman
Sat Jan 27, 2007 9:21 am
Piston question

Last post by mark.f
Replies: 7
by Mr.Russ » Fri Jan 26, 2007 9:12 pm

First post

would somebody please explain to me how piston guns work, i'm very interested in air cannons and this would be great to know about. I would like to...

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You can use hot glue, but here's what I did for my first piston valve:

* Find a dowel or rod the about the diameter you need to fit in the piston...

7 Replies

2363 Views

Last post by mark.f
Sat Jan 27, 2007 8:34 am
Marble sniper

Last post by Tobe_666
Replies: 16
by Pyro Ninja » Mon Jan 08, 2007 2:57 am
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I want to make a pneumatic marble sniper
like these two, some of you know that the first one is from pvc balistics and the second is from...

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mate could you send me some detalied plans on how you made your bolt action part im havin problems wit how to make em.

Thanks

Tobe :evil:
16 Replies

6836 Views

Last post by Tobe_666
Sat Jan 27, 2007 7:25 am
The Shiny Assassin - Breech Loaded Copper Pneumatic (Comp.)

Last post by LucyInTheSky
Replies: 49
by LucyInTheSky » Thu Aug 03, 2006 12:53 pm
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The Shiny Assassin

This is the final design of this copper pneumatic, it has been through many stages using the same valve but I am happy with its...

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I have put a 28mm barrel on this gun now, and i have taken the breech off, i wont be putting a breech loader on this as the next size up (35mm) is...
49 Replies

23662 Views

Last post by LucyInTheSky
Sat Jan 27, 2007 6:52 am
12 gram air supply

Last post by spudb16
Replies: 3
by spudb16 » Thu Jan 25, 2007 6:17 pm

First post

I can't seem to find a quick change adapter like the one in the tutorial picture. I did find this though and wanted to know if this could work. If...

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could you post a link to one or either a picture
Thanks in advance. :D

3 Replies

1615 Views

Last post by spudb16
Fri Jan 26, 2007 4:12 pm
Max barrel size for 1" sprinkler valve?

Last post by akaddis
Replies: 7
by JohnR » Thu Jan 11, 2007 6:47 am

First post

I've built a few combustion cannons, but after reading around here about how easy it is to mod some common solenoid-activated sprinkler valves, I...

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I use half-inch sch40 pvc pipe for my paintballs. And its 24 inches long and shoots crazy far. Just dont make it too long or you will actually slow...

7 Replies

3171 Views

Last post by akaddis
Thu Jan 25, 2007 9:50 pm

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