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

847167 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

419161 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

353531 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

597718 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

318477 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

74533 Views

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

Topics

CO2 Canister Adapter

Last post by MrCrowley
Replies: 16
by MrCrowley » Sat Mar 24, 2007 7:51 pm
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Alrighty Ill get straight to the point...

I need an adapter that you can attach a 12gram or 16gram CO2 canister on one end and have normal BSP or...

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Ball valve, its not power gun just something for the competition....you'll see if I ever finish it.
16 Replies

4730 Views

Last post by MrCrowley
Thu Mar 29, 2007 2:17 pm
simple gun

Last post by pimp
Replies: 5
by pimp » Wed Mar 28, 2007 7:36 pm

First post

a simple gun made from 2in pvc,3/4 in pvc, 2 to 3/4 reducer, cap, 3/4 valve, and a tire valve.

Last post

yes i use clear primer and cement and no damage pics and it is very powerful

5 Replies

2238 Views

Last post by pimp
Thu Mar 29, 2007 5:51 am
air hose ristriction?

Last post by MrCrowley
Replies: 6
by experament-u2 » Tue Mar 27, 2007 9:00 am

First post

would this work with the air hose or would it restrict flow to much

the chamber is 25mm pvc to a 25mm pvc T

plz can someone help me

Last post

I know where you can get 1/4 3/8 1/2 and 3/4 QEVs in Aussie....

starting at $35AU for a 1/4

search for 'quick exhaust' then scroll down till...

6 Replies

1843 Views

Last post by MrCrowley
Thu Mar 29, 2007 5:03 am
Making a Battleship out of a Canoe

Last post by noname
Replies: 12
by anatov » Tue Mar 27, 2007 3:20 pm

First post

Me and my friends are mounting a couple pneumatic cannons that have been specialized just for water onto a canoe when we go canoeing because a) we...

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Ever had a squirt gun? How would the water get out if there wasn't pressure. You're thinking compressing. You can't really compress water, but you...

12 Replies

2848 Views

Last post by noname
Wed Mar 28, 2007 10:15 pm
Just talking out of my butt here...

Last post by c19o
Replies: 5
by Intel Xeon » Wed Mar 28, 2007 8:42 pm

First post

Okay, so I was thinking of redirecting the expanding gas from the firing to drive a spring loaded bolt on the bottom, near the end of, the barrel...

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No, I mean a piston valve as the main valve. I can hook up my piston valve (1.5 porting), and my coaxial marble gun to a quick disconnect from an air...

5 Replies

1492 Views

Last post by c19o
Wed Mar 28, 2007 9:36 pm
Metal Parts

Last post by goathunter
Replies: 4
by ShowNoMercy » Wed Mar 28, 2007 7:48 pm

First post

Does anyone know of whether large, say 3 metal Tee fittings can be purchased? And the price perhaps?

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Machine a tee out.Shouldn't be to hard if you have a mill.Block aluminum is cheaper than 75 bucks.

4 Replies

1092 Views

Last post by goathunter
Wed Mar 28, 2007 9:08 pm
Supah Valve limitations

Last post by goathunter
Replies: 4
by ShowNoMercy » Wed Mar 28, 2007 8:08 pm

First post

Does anyone know why a piston valve like the supah valve can only operate at around 120 psi?

Last post

Then your pressure rating would depend upon your lowest rated piece of metal.And you could seriously jack up the pressure and blow things apart :)

4 Replies

1485 Views

Last post by goathunter
Wed Mar 28, 2007 9:05 pm
pcp air tanks

Last post by chaos
Replies: 9
by azneye » Wed Mar 28, 2007 12:33 am

First post

what are those pcp cyclinders made of? i heard that they can take up to 3,000 psi?!?!?!?
thanks

Last post

can i ask a question? are you using this as the main chamber or a resovoiur?

9 Replies

3763 Views

Last post by chaos
Wed Mar 28, 2007 6:48 pm
Co2 Powered Bazzooka

Last post by Scope
Replies: 14
by turbohacker » Mon Mar 26, 2007 11:17 pm

First post

This is a cannon that I designed for my school to fire t shirts into the crowd at football games. It is powered by a 20oz Co2 tank for paintball guns...

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whoa there dont use a rock regulator... thats specially for paintball.. it makes low pressure to even lower pressure...

use a plamers female...

14 Replies

4674 Views

Last post by Scope
Wed Mar 28, 2007 6:04 pm
Would this work? (semi-auto BB gun)

Last post by Infernal Maveric
Replies: 19
by Infernal Maveric » Mon Mar 26, 2007 11:49 am
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Hi guys.

I was podering if this set-up would work at all.

It would all be copper, but the huge chamber would be an old FE that I would empty and...

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The FE was between a 3m fence and a small 1m fence that is next to the railwaytrack that i travel along on the way to and back form college...
19 Replies

6054 Views

Last post by Infernal Maveric
Wed Mar 28, 2007 5:23 am
P5

Last post by smiley face
Replies: 24
by PCGUY » Mon Jan 31, 2005 7:59 pm
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P5

Provided By - Tim Jones and Das Hammer

Tim Jones - Das Hammer and I recently modified one of his pneumatic launchers for competition in a...

Last post

pretty nice :twisted:
24 Replies

23004 Views

Last post by smiley face
Wed Mar 28, 2007 1:20 am
pressure gauge on pump not reading how much psi

Last post by ilikeguns
Replies: 8
by ilikeguns » Tue Mar 27, 2007 4:24 am

First post

hey ive just finished building my pneumatic gun and when i attach the pump to it and start pumping the pressure gauge doesn't read how much psi is in...

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its not a leaky chamber after i pump it the gauge on the pump says on 0. after i open the ball valve air comes out, if i put the pump on the very end...

8 Replies

2540 Views

Last post by ilikeguns
Tue Mar 27, 2007 8:29 pm
BCArms Question

Last post by BC Pneumatics
Replies: 5
by Brooner115 » Tue Mar 27, 2007 3:17 pm

First post

has anyone ever bought a modified sprinkler valve from BCArms and if they did is it any good? Because I mite be getting one because Lowe's and Home...

Last post

No worries, I would have done the same.

Besides, I got a chance to toss in a shameless plug ;)

5 Replies

1389 Views

Last post by BC Pneumatics
Tue Mar 27, 2007 7:43 pm
What to build.

Last post by WOW!!
Replies: 13
by WOW!! » Sun Mar 25, 2007 2:45 pm

First post

I haven't built a phenumatic in a while, and spring is spring along so I figured I will make one.

B. 10' 4'' tank with dual modded sprinkler...

Last post

The 4'' piston is out until the summer time.

So now it is going to be a 10' 3'' chamber with 2 modded sprinkler valves that are activated by a 2''...

13 Replies

3956 Views

Last post by WOW!!
Tue Mar 27, 2007 7:24 pm
fire extinguisher leaking

Last post by Matheusilla
Replies: 15
by hi » Sun Mar 25, 2007 11:37 pm
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My dad was nice enough to let me have our old FE. I emptied it out and took the top off and noticed that it had 3/4 inch threads on it. I just...

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Threads per inch does not rely upon the nominal size of the piece that they're on. NPT encompasses many different thread pitches.
NPT (national pipe...
15 Replies

4723 Views

Last post by Matheusilla
Tue Mar 27, 2007 3:24 pm
MCPC-01

Last post by lukemc
Replies: 12
by airpress » Mon Mar 26, 2007 1:24 pm

First post

Marble Copper Piston Cannon

I've made a new pneumatic cannon and this time its made copper pipes.
The chamber diameter is 22mm.(20mm inside...

Last post

nice cannon. damage pics are gonna be sweet. BTW i like the lines going every which way on the pic of the pistion valve. :D

12 Replies

4163 Views

Last post by lukemc
Tue Mar 27, 2007 2:35 pm
BTB mini tribute gun

Last post by spudthug
Replies: 15
by spudthug » Mon Mar 26, 2007 5:58 am
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ok guys well basically i built this gun to be put to high pressures and made it for BTB since he is going away....it is only like 10 inches long and...

Last post

dont hijack...comment something dont psot for useless stuff
15 Replies

5179 Views

Last post by spudthug
Tue Mar 27, 2007 2:02 pm
Can a one inch tube hold pressure from a 4 inch tank?

Last post by keep_it_real
Replies: 3
by atreverse12 » Tue Mar 27, 2007 11:47 am

First post

Hi again, I was hoping that I could get some input on my almost-finished cannon. Currently, I have a 4-inch diameter, 18-inch long PVC pressure tank...

Last post

Are there any 4 -2 bushings? Then I would use a 2 -1 threaded bushing and get either a short 1 sprinkler riser or galvanized steel to get into the...

3 Replies

1541 Views

Last post by keep_it_real
Tue Mar 27, 2007 12:21 pm
coaxal

Last post by homedepotpro
Replies: 9
by homedepotpro » Mon Mar 26, 2007 2:09 pm

First post

i want to build a coaxal gun but i was wondering do you need to do anything to the back of the barrel to make sure it seals against the piston

Last post

i got ya
thanks

9 Replies

2347 Views

Last post by homedepotpro
Mon Mar 26, 2007 11:15 pm
sprinkler valve psi

Last post by gsdriver
Replies: 7
by gsdriver » Mon Mar 26, 2007 9:35 pm

First post

im making a pneumatic cannon, first one by the way, and i was wondering how much pressure a 1'' sprinkler valve is capable of holding. i've used all...

Last post

all the parts are 3000 psi just because thats the only rating available for the fittings i used. i mean its not like i could actually pump it up to...

7 Replies

2831 Views

Last post by gsdriver
Mon Mar 26, 2007 10:24 pm
places in dublin to get stuff?

Last post by -BIGBEAR-
Replies: 10
by -BIGBEAR- » Tue Mar 20, 2007 11:40 am

First post

Any body out there from dublin?Im finding it hard to find places where i can get plastic pipe and fittings for a pneumatic for cheap.My father went...

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benstern thanks very much and hotwired yeah i already found that forum he was talking about but cheers anyway

10 Replies

3293 Views

Last post by -BIGBEAR-
Mon Mar 26, 2007 1:19 pm
Burst disk question

Last post by A-98
Replies: 9
by )DEMON( » Fri Mar 23, 2007 9:18 am

First post

What is the average psi an aluminium burst disk, from a soda can, bursts at?

Last post

i find that the average burst pressure of normal aluminum foil in a 3/4 union is ~15 psi. i use the industrial aluminum foil (about 1.5 times as...

9 Replies

2889 Views

Last post by A-98
Mon Mar 26, 2007 12:32 pm
MCPAC

Last post by joannaardway
Replies: 8
by PCGUY » Mon Jan 31, 2005 12:31 am

First post

MCPAC

Provided By Fiebig -

This is the MCPAC. Its a coaxial piston cannon. Meaning that the barrel runs through the chamber where it meets a...

Last post

Yo spudthug!

Rather than just adding a pointless and badly spelled post on as well, why didn't you just ignore it?
Often, the Don't kick up dead...

8 Replies

10257 Views

Last post by joannaardway
Mon Mar 26, 2007 6:53 am
BTB tribute cannon

Last post by spudthug
Replies: 2
by spudthug » Sun Mar 25, 2007 9:32 pm

First post

hey BTB guess what im making you a cannon.....

ok guys basically since BTB is leaving soon i am going to make a high pressure mini cannon type...

Last post

im posting now in pneumatic cannon showcase

2 Replies

821 Views

Last post by spudthug
Mon Mar 26, 2007 5:47 am
Recoilless Cannon

Last post by joannaardway
Replies: 27
by From_Hamsterdam » Fri Mar 09, 2007 2:27 am
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Recoilless Cannon

Key: A= ammo(red) B= barrel Ch=chamber H= holes S= spring Green= counterweight

After building a gun to fire 390ml coke bottles...

Last post

Unless you want to buy your own Sgort - only 20,000 SpudBux!
Perfect for general spudding advice!
27 Replies

8688 Views

Last post by joannaardway
Mon Mar 26, 2007 5:41 am

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