Pneumatic Cannons

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Announcements

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

914450 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

448130 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

414689 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

625028 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

330260 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

79353 Views

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

Topics

Normal FPS for a simple pneumatic

Last post by sharpshooter11000
Replies: 25
by sharpshooter11000 » Fri Aug 26, 2011 6:14 am
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Could anyone tell me what the normal FPS for a simple pneumatic spud gun is at 100PSI? mines firing at about 150 FPS with a cork, is this low or...

Last post

Thanks everyone that's been a great help :wink:
25 Replies

5764 Views

Last post by sharpshooter11000
Fri Aug 26, 2011 4:03 pm
QEV in Germany?

Last post by jackssmirkingrevenge
Replies: 8
by The_Guerilla_Guy » Fri Aug 26, 2011 2:07 pm

First post

Hello spudfiles,
long time no see, but school and some work got me distracted.

After some failed tests with homemade piston valves I now decided to...

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Lately there have been some very reasonably priced QEVs appearing on eBay, here's an example .

And I can't say when I'm going to build the gun, but...

8 Replies

3419 Views

Last post by jackssmirkingrevenge
Fri Aug 26, 2011 3:29 pm
My New QEV Gun

Last post by nathanhd123
Replies: 4
by nathanhd123 » Tue Aug 23, 2011 2:17 pm

First post

So after multiple attempts I have finally got my gun working. It was originally made to be a piston valve but I was desperate to get it working and...

Last post

whoops double post. Modderator please delete.

4 Replies

2468 Views

Last post by nathanhd123
Fri Aug 26, 2011 9:17 am
1" Piston Valve (Upgrade)

Last post by Gippeto
Replies: 28
by daniel0663 » Sun Jan 23, 2011 4:05 am
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Detail of upgraded gun below.

Edited by jrrdw.

Last post

no accurate weight measurements was recorded, just the ehhh.. thats about right? :idea:

....that would be a measurement pulled outa yer...dark...
28 Replies

12894 Views

Last post by Gippeto
Fri Aug 26, 2011 1:09 am
Placing of a schrader valve

Last post by jsefcik
Replies: 9
by jsefcik » Wed Aug 24, 2011 2:55 pm

First post

I just got a barrel sealing piston valve,
Im just stuck on where to put the scharder valve,

Two questions? can i put it in the bottom of my blow...

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Im talking to gun freak on how to put it into the side of the sprinkler valve
Drill a hole, tap the hole, insert schrader valve, done!!

im just...

9 Replies

2383 Views

Last post by jsefcik
Wed Aug 24, 2011 4:50 pm
Info on wireless trigger system

Last post by Atattack
Replies: 21
by Atattack » Sun Aug 21, 2011 3:32 pm
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After looking on the forum, I was unable to find a how to about wireless solenoid valve trigger system. I saw the way to use a key fob but I was...

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Enough of the bickering from Warhead, thanks to those of you who helped. I am in the process of putting gun together as we speak. Hoping it will turn...
21 Replies

4664 Views

Last post by Atattack
Wed Aug 24, 2011 8:10 am
"SUPAH" Piston Revealed

Last post by jackssmirkingrevenge
Replies: 5
by mattyzip77 » Tue Aug 23, 2011 11:52 am

First post

I bought a used SUPAH valve from a fellow spudder. After shooting it about 100 times, I noticed a leak coming from it, so I decided its time to check...

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You do know this was the 1st spud cannon part patented.

Is it? Couldn't find any patents, pending or otherwise, in Joel's name. As it's an exhaust...

5 Replies

1556 Views

Last post by jackssmirkingrevenge
Tue Aug 23, 2011 6:45 pm
My zebra launcher damage photos

Last post by jsefcik
Replies: 6
by jsefcik » Mon Aug 22, 2011 11:22 pm

First post

The one picture is my zebra launcher which is a temporary name
will be painting it more, just not releasing the final name for it,

But the second...

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How far was that concrete block???

The block was about 15 feet

at nathan Nice gun. Whats the highest pressure you have used with it?
ive taken...

6 Replies

2280 Views

Last post by jsefcik
Tue Aug 23, 2011 10:39 am
trigger mecanism for hammer valve

Last post by wyz2285
Replies: 37
by wyz2285 » Sat Aug 20, 2011 9:36 am
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Hi everybody, I need a simple trigger mechanism for semi auto for hammer valves, thanks

Last post

I´m not so experienced as most of you :roll:
37 Replies

13987 Views

Last post by wyz2285
Tue Aug 23, 2011 7:52 am
Semi auto air rifle bb gun {UPDATE NOW WITH VIDEO}

Last post by evanmcorleytv
Replies: 47
by LovableAirGuns » Mon Jul 25, 2011 7:08 am
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Hey everyone

Lately iv been working on a semi auto air gun. At them moment i shoot bbs until i get some splat balls since splat ball are pretty dear...

Last post

Thanks!! a HUGE help!!
47 Replies

19400 Views

Last post by evanmcorleytv
Sun Aug 21, 2011 7:45 pm
New "Supah" Valve Project

Last post by Gaderelguitarist
Replies: 6
by mattyzip77 » Sat Aug 20, 2011 3:17 pm

First post

So, I got a supah valve from a fellow spudder and have started my next cannon. I threw something together real quick using parts from other cannons...

Last post

Now the tread has a dragon.

Would that make it an all season tire?

6 Replies

3116 Views

Last post by Gaderelguitarist
Sun Aug 21, 2011 7:15 am
Airgun Help

Last post by Gun Freak
Replies: 12
by DerpWithAGun » Fri Aug 19, 2011 10:18 pm

First post

Hi guys,

I want to make a simple Piston valve design around the same seize as a large handgun. I want the air chamber going around the barrel (I...

Last post

Yes, buy the parts and put em together :wink:

12 Replies

3179 Views

Last post by Gun Freak
Sat Aug 20, 2011 8:12 pm
QEV vs. Solenoid

Last post by Atattack
Replies: 44
by Atattack » Fri Aug 19, 2011 9:55 am
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I was planning on using a 3/4 QEV for a cannon with a 4 x 36 galvanized steel chamber with 2 x 72 barrel. Would I be better off going with a 1.5...

Last post

Using helix 200 psi valve for majority of shots. And for higher psi get a hand or shock pump.

Think I'm gonna go with end cap and insert a 3/4...
44 Replies

9017 Views

Last post by Atattack
Sat Aug 20, 2011 6:11 pm
Mattys second piston

Last post by jsefcik
Replies: 16
by mattyzip77 » Fri Aug 19, 2011 10:00 pm
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This is my second, but really my first, seeings how Gunfreak made the last one. Anyways, nothing special, regular barrel sealer, 2 inch Tee, 1 1/2...

Last post

I was figuering you did something like that
16 Replies

4256 Views

Last post by jsefcik
Sat Aug 20, 2011 12:15 pm
Thoughts/Suggestions on Rifle design

Last post by Alster370
Replies: 14
by Alster370 » Sat Aug 20, 2011 8:09 am

First post

Heres my design for an upcoming pneumatic rifle, I tried to keep things as simple as possible building wise whilst keeping high performance. It is a...

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Well im not as graced in using paint as some of the users on this forum are. :D It is more of a concept anyway.

Pressure: 600 psi
Calibre: 6 or...

14 Replies

4484 Views

Last post by Alster370
Sat Aug 20, 2011 11:08 am
QEV Remote Trigger Help

Last post by Davidvaini
Replies: 9
by Atattack » Fri Aug 19, 2011 8:43 am

First post

Hey guys, first time builder here and have been researching site for a little over a week now. Have majority of my gun designed and parts bought...

Last post

It says 18, but you can buy off amazon for around $10

It is wireless, can handle to amperage and voltage needed and super easy to hookup.

9 Replies

4337 Views

Last post by Davidvaini
Fri Aug 19, 2011 7:33 pm
World record air cannon upgraded to a piston valve

Last post by Secret Squirrel
Replies: 21
by Technician1002 » Wed Aug 17, 2011 1:38 am
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I was watching some pumpkin chuking videos and noticed one of the air cannons is using something better than a traditional butterfly valve. By...

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The captive piston may be considered wadding, but I don't see anything specifically banning them.

A while ago I had an idea to win at least the...
21 Replies

10548 Views

Last post by Secret Squirrel
Thu Aug 18, 2011 3:47 pm
Pneumatic Cannon Help!

Last post by Crna Legija
Replies: 91
by nathanhd123 » Wed Jul 27, 2011 11:09 am
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I am considering making a pneumatic potato cannon. It would be made completely of PVC-U. The air chamber (if thats the right name to call it) would...

Last post

epoxy it down :)
91 Replies

22327 Views

Last post by Crna Legija
Thu Aug 18, 2011 1:22 am
high pressure low volume vs low pressure high volume

Last post by Technician1002
Replies: 13
by streetfire » Wed Aug 17, 2011 12:17 pm

First post

title says it all which is better for a 16 mm inner barrel diameter? its going too shoot spuds

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In a hand held the recoil is pretty intense. The 2 inch valve with a 3 inch barrel and 3 gallon chamber at 100 PSI provides very respectable recoil...

13 Replies

4198 Views

Last post by Technician1002
Wed Aug 17, 2011 11:43 pm
PCP WIP

Last post by Gun Freak
Replies: 12
by Lockednloaded » Tue Aug 16, 2011 6:16 pm

First post

I've been working a lot with paintball caliber guns and HPA, so I decided to put them together to get a really compact, high-powered, and most...

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Sorry I skipped that I guess, well that is pretty good, with a proper hammer this will be pretty nice.

12 Replies

4313 Views

Last post by Gun Freak
Wed Aug 17, 2011 3:17 pm
Would Like Help with Semi-Auto Valve.

Last post by Lockednloaded
Replies: 16
by caspar97 » Fri Aug 12, 2011 3:23 pm
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The title says it all...and yes, for those of you who are going to say (in really high-pitched, yet angry tones) look in the wiki or use search , I...

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With even a tiny valve, high pressures can give your gun some power. This uses a 1/8 valve and shoots paintballs about ~400fps
16 Replies

8150 Views

Last post by Lockednloaded
Tue Aug 16, 2011 1:33 pm
Will this inflate my airgun?

Last post by Goats spudz
Replies: 28
by Goats spudz » Fri Aug 12, 2011 10:49 pm
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just wondering if this would go up to 300 psi?

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if i go to the local rubbish tip will they give me one because *apparently* they have to dispose of them properly ?
28 Replies

8222 Views

Last post by Goats spudz
Mon Aug 15, 2011 5:22 pm
Making a pump....

Last post by sco77
Replies: 12
by sco77 » Sun Aug 14, 2011 1:25 am

First post

I was making a pump and was wondering how badly the dead space would impact performance? It is currently in a working state but not complete enough...

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I just went and ordered a PCP pump and a couple male fittings for guns... I will probably also get a fridge compressor when I get a hold of one for...

12 Replies

6998 Views

Last post by sco77
Mon Aug 15, 2011 11:31 am
Full Metal Launcher

Last post by Mr.Tallahassee
Replies: 7
by Mr.Tallahassee » Thu Aug 11, 2011 11:56 pm

First post

This is my newest finished project. The chamber is 3/4''x12'' steel pipe running through a Tee into the copper valve. The piston is hot glue with a...

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They most definitely are not. However, using my main 125PSI tank, I got it to pump to 180 once. I'm just going to make a hand pump for this task...

7 Replies

3348 Views

Last post by Mr.Tallahassee
Sun Aug 14, 2011 9:02 pm
pcp fitting?

Last post by sco77
Replies: 4
by sco77 » Fri Aug 12, 2011 11:09 am

First post

Are the PCP quick disconnect fitting (like on pcp pumps) the same standard QD fitting or is there anything special about them?

Last post

You can also get them with check-valve built in. Theyre easier to disconnect because of the smaller SA, but I'd still recommend some sort of bleed...

4 Replies

1909 Views

Last post by sco77
Fri Aug 12, 2011 11:48 pm

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