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

1663991 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...

Last post

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

753378 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

981245 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...

Last post

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

1164381 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

465750 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

131322 Views

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

Topics

c:b ratios

Last post by Deko
Replies: 3
by Deko » Thu Dec 14, 2006 6:39 pm

First post

this is a n00b question but i wont learn if i dont ask so,
what is the ideal c:b ratio for pneumatics?

Last post

ok thanks for your help guys

3 Replies

1444 Views

Last post by Deko
Fri Dec 15, 2006 7:54 am
Adjustable piston

Last post by noname
Replies: 14
by alkalineall » Wed Sep 27, 2006 12:29 am

First post

Here is an idea for everyone that I implemented in my latest cannon. You know those test plugs that they sell to compression seal one end of pvc...

Last post

It's cheap and most people already have some around.

14 Replies

7451 Views

Last post by noname
Thu Dec 14, 2006 11:59 pm
Breech Loading Pneumatic (Sprinkler valve)

Last post by Dan003400
Replies: 29
by SkunkWerX » Mon Feb 06, 2006 6:52 pm
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This here is a BreechLoading Pneumatic Cannon.
It was designed specifically for launching Pocket Vortex Nerfs from an enclosed/confined Paintball...

Last post

Sweet due that is nice what is the breech?
29 Replies

12680 Views

Last post by Dan003400
Thu Dec 14, 2006 11:04 pm
Mounting Options

Last post by drac
Replies: 9
by Esgaruith » Sun Dec 10, 2006 9:10 pm

First post

Hi, I am new to the forums, but have been spudding a while. Anyway, I had this idea of using cast iron pipe for my pneumatic, mainly because the...

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Ahh, me and my misreading. I thought that you meant extreme pressure as in pressure tanks. In that case you'll be fine, my bad. :oops:

9 Replies

3915 Views

Last post by drac
Wed Dec 13, 2006 9:21 pm
what is the psi of co2 paintball canisters?

Last post by mdogg2
Replies: 14
by n8dude » Sat Sep 16, 2006 12:57 pm

First post

i need help building a cannon but i dont know what psi the co2 tanks run at. if you could tell me i will be happy :D

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Master chief is right

under normal conditions Co2 is like 800 psi but it spikes depending on the weather.

i know your not trying to go expensive....

14 Replies

6736 Views

Last post by mdogg2
Wed Dec 13, 2006 3:16 pm
Syncronizing dual 2" porting valves

Last post by squeaks
Replies: 16
by mobile chernobyl » Sun Dec 03, 2006 4:50 pm
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Is there a need to syncronize dual barrel sealing T valves (i.e. mauler ish in design)? I'm planning on making my biggest cannon yet over holiday...

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Yep, hotwired has got it on the money. It would actually take 4-2 valves to equal the same as one 4 . Since a 4 valve would be super expensive you're...
16 Replies

6796 Views

Last post by squeaks
Wed Dec 13, 2006 8:38 am
Tennis ball gun

Last post by frankrede
Replies: 9
by roughboy » Mon Nov 13, 2006 1:07 am

First post

Can someone tell me how to build a MINI tennis ball gun? it can either use a ball valve or a sprinkler valve

What i know is the barrel is 2.5'' coz...

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Ok, seriously, what fitting would you need?Just take a second and think about it. ANd how would you build a mini tennis ball launcher?
Last time I...

9 Replies

5036 Views

Last post by frankrede
Wed Dec 13, 2006 12:51 am
Extreme PSI

Last post by boilingleadbath
Replies: 12
by Gorillajoe » Mon Dec 11, 2006 6:49 am

First post

Well basically 200 psi isn't enough for me so I'm gonna kick it up a notch with compressed Oxygen. This beast will be made of PG&E high-pressure gas...

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I believe that is real

People who can't/don't render arn't very good at:
1) Appreciating a good rendering
2) Discerning a good rendering from a...

12 Replies

5061 Views

Last post by boilingleadbath
Tue Dec 12, 2006 5:37 pm
The Highlander

Last post by TalonXxX
Replies: 9
by idespisecats » Mon Dec 11, 2006 4:33 pm

First post

This is my second pneaumatic cannon. It uses a Cobbs valve (1.5 inch porting piston valve in a 2 inch tee.) It has 4 diameter 27 sch80 chamber and a...

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Yes, ProfessorAmadeus I supplied him with that loverly valve :D at a very fair price I might add. Anyone else interrested I'd be more than happy to...

9 Replies

3465 Views

Last post by TalonXxX
Tue Dec 12, 2006 4:18 pm
Silencing 1/8" Pipe

Last post by Kobl
Replies: 10
by Kobl » Mon Dec 11, 2006 2:52 pm

First post

For my newest project currently being nicknamed Steel Panther, I am making a micro blow gun valve pneumatic with a 1/8 x12 airsoft barrel. Mcmaster...

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I'll tell you whats with butt.

Kobl stands for King (K) of (o) Butt (b) Land (l)

Well, I'm really in love the deluxe pistol grip blowgun from...

10 Replies

4308 Views

Last post by Kobl
Tue Dec 12, 2006 2:47 pm
Super Piston :p

Last post by killagorrila99
Replies: 20
by SquishY » Thu Nov 02, 2006 1:38 am
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Well here it is, I decided to make it this way for a few reasons. 1: It was easy and required no more tools than a drill, dremel, and hacksaw; 2: It...

Last post

Done yet? I like this valve.
20 Replies

10194 Views

Last post by killagorrila99
Tue Dec 12, 2006 7:15 am
GGDT and check valve help

Last post by Pete Zaria
Replies: 5
by bugsingelyn » Sun Dec 10, 2006 5:41 pm

First post

Hi,
I am new to this forum, and let me say I like it so far, but I have a few questions about GGDT:
1. What is inner and outer diameter for the...

Last post

First, I assume this is a barrel-sealing piston, not a chamber-sealing?

If so, you want to drill the equalization hole near the outside edge of the...

5 Replies

2128 Views

Last post by Pete Zaria
Tue Dec 12, 2006 3:37 am
Killa's Hunting Rifle!

Last post by killagorrila99
Replies: 18
by killagorrila99 » Mon Nov 27, 2006 3:29 am
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I am sooo sorry about the delay. Here is the REAL hunting rifle. I'd say brians jelous! haha jks jks. Enjoy! Oh by the way, It MUTILATED a 2 inch...

Last post

I just put an aluminium barrel on it, but it was black irrigation pipe. Damb.
18 Replies

10120 Views

Last post by killagorrila99
Tue Dec 12, 2006 12:48 am
Over/Under or Straight?

Last post by Flying_Salt
Replies: 10
by Flying_Salt » Sun Dec 10, 2006 11:01 pm

First post

I'm just about ready to start slapping my first pneumatic together, but my dad saw a picture of an O/U gun and raised a good question: Should I...

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K thanks for the replies, and I think I'm pretty much settling for an O/A, for space conservation and so it can fit on this stand I want to make....

10 Replies

5240 Views

Last post by Flying_Salt
Mon Dec 11, 2006 10:31 pm
CLADD

Last post by drac
Replies: 9
by medievalman » Fri Dec 08, 2006 4:38 pm

First post

this is my first pneumatic gun. its only for shooting carrots and other small things because i live in the city and can't be shootin' spuds all...

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Just because they hold pressure doesn't mean they're safe. Those could blow. Schedule 40 is a measure of dimensions, you're looking for NSF PW on the...

9 Replies

4394 Views

Last post by drac
Mon Dec 11, 2006 9:42 pm
breech loader idea

Last post by MisterSteve124
Replies: 9
by MisterSteve124 » Sat Dec 09, 2006 10:25 pm

First post

Hey I'm not sure if this has been done before but I was thinking of an idea for an easy breech loader. The barrel I have will have a 2 od so I was...

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yeah basically the only thing homedepot is good for is commonly used pvc pipe

9 Replies

2831 Views

Last post by MisterSteve124
Sun Dec 10, 2006 3:30 pm
AK47 prototype

Last post by experament_u2
Replies: 4
by Urban Ninja » Sun Dec 10, 2006 3:48 am

First post

Here is my newest 'creation'. Im actually really dissapointed with it. Its nowhere near fniished and i still need to make the reciever and make it...

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its nice urban defently finish it and make it look rely kool :D

4 Replies

2843 Views

Last post by experament_u2
Sun Dec 10, 2006 6:39 am
Pneumatic Design

Last post by jrrdw
Replies: 5
by LucyInTheSky » Sat Dec 09, 2006 8:58 am

First post

I have decided to make a larger gun with the money I get from christmas. I is a basic PVC piston cannon, so I thought I would put my design up.

This...

Last post

I think at least 1 inch bigger in diameter then your barrel. Seems to me the size that your useing now wont give you enough volume to make the...

5 Replies

2973 Views

Last post by jrrdw
Sat Dec 09, 2006 5:29 pm
Piston valve fill valve location

Last post by Bluetooth
Replies: 5
by Bluetooth » Sat Dec 09, 2006 11:59 am

First post

In my pneumatic piston valve canon that is curently being built there is a spring behing the piston that keeps it sealed very well can i pump it from...

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Well im pumping it with a bike pump anyway so i dont think that matters and i already glued it and will be submiting it tomarrow.

5 Replies

3131 Views

Last post by Bluetooth
Sat Dec 09, 2006 4:41 pm
fire extinguisher chamber on a pneumatic

Last post by Infernal2
Replies: 9
by Petrie » Sun Nov 26, 2006 7:47 pm

First post

I am building my first pneumatic and i want to uses a fire extinguisher (300 PSI) as the chamber but i have a few questions. Any insight would be...

Last post

Well, I used a dremel to sand down the threads on the output connection. After sanding I was able to lightly hammer in a 1/2 piece of copper pipe...

9 Replies

3974 Views

Last post by Infernal2
Fri Dec 08, 2006 7:09 pm
Pilot venting question

Last post by jrrdw
Replies: 2
by alphaonecharlie » Fri Dec 08, 2006 1:56 pm

First post

Hi. Obviously I'm new here, so forgive me if this is a repost or a n00bish question.

I am trying to build a pneumatic .22 out of some old Airsoft...

Last post

You could step it up with a few fittings. Get some airline hose.

2 Replies

2324 Views

Last post by jrrdw
Fri Dec 08, 2006 4:33 pm
My first gun.

Last post by joannaardway
Replies: 24
by john bolton » Sun Dec 03, 2006 12:51 am
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Hey, I love your forum. Ok this is my first gun (exept a few mini combustions, But they cant be counted) The chamber is adopted of my friend's big...

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Killa, you may well be gaining power, but what I voiced was not a doubt - it was what I would have expected.

If you say you you're gaining power,...
24 Replies

7537 Views

Last post by joannaardway
Fri Dec 08, 2006 4:31 am
a question about ordering a qev

Last post by LucyInTheSky
Replies: 4
by A-98 » Tue Dec 05, 2006 11:06 pm

First post

ok, i am on this site, and i was wondering when it says 1+ to order does that mean that each one is 15.12 or does that mean the 3 of them, total, are...

Last post

913 is the mcmaster code at the bottom of the page.

4 Replies

1815 Views

Last post by LucyInTheSky
Thu Dec 07, 2006 11:01 am
Need Advice Asco's 1 1/2" Valves

Last post by Technobob
Replies: 6
by Technobob » Wed Dec 06, 2006 8:02 pm

First post

Hello everyone I'm new here but I'm not new to spudguns just air cannons

I need some advice on these valves that I just picked up, they are Asco...

Last post

Oh the spring is 1/2

6 Replies

3163 Views

Last post by Technobob
Wed Dec 06, 2006 9:09 pm
valve not sealing

Last post by Infernal2
Replies: 7
by singularity » Sat Dec 02, 2006 8:18 pm

First post

i got one of these a little while ago

just recently got around to puting it in only because i had a working one already on the gun (why fix...

Last post

Sounds about right. I've totally given up on that valve type.

7 Replies

2775 Views

Last post by Infernal2
Wed Dec 06, 2006 8:10 pm

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