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

1673146 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

756364 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

983767 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

1166689 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

467241 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

131685 Views

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

Topics

Aluminum foil burst disk pressure

Last post by grumpy
Replies: 6
by Pilgrimman » Wed Jan 02, 2008 8:46 pm

First post

I need to know a ballpark pressure that 2 layers of aluminum foil will burst at. Would do it myself, but parents complain, and its cold and dark...

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also keep in mind the two different thickneses of foil, there is regular foil and heavy duty foil , they will have 2 different burst pressures.

6 Replies

9960 Views

Last post by grumpy
Thu Jan 03, 2008 5:48 pm
hand pump

Last post by trollhameran
Replies: 6
by trollhameran » Thu Jan 03, 2008 3:50 pm

First post

Would this pump be any good for use with my cannon, it says the gauge goes up to 140psi but will it actually pump to that pressure?

Last post

thanks for the help, im checking out wiggle now, and ill look up shock pumps as well

6 Replies

3200 Views

Last post by trollhameran
Thu Jan 03, 2008 4:52 pm
optimum barrel length

Last post by koolaidman
Replies: 13
by brogdenlaxmiddie » Wed Jan 02, 2008 9:21 am

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I was infering upon the best length for a pneumatic gun. For a gun w/ 16' of 4 pipe ( chambers (actually, its a dual chamber w/ 2x 8' sections))
,...

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yeah the extracts went to the same folder. i dunno i tried a good 5 times following them exactly, no luck.

13 Replies

4162 Views

Last post by koolaidman
Thu Jan 03, 2008 3:09 pm
Epoxying a copper gun.

Last post by DYI
Replies: 11
by Mitchza89 » Wed Jan 02, 2008 9:28 pm

First post

I'm looking to make a gun similar to Galfisks piston gun. Through my mate, I'm able to get $145 of materials for 40 due to his staff discount. The...

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Wow... I've never seen copper comp. fittings over 3/4 anywhere. Not even McMaster :shock:

Of course, McMaster doesn't even carry copper tube or...

11 Replies

3485 Views

Last post by DYI
Thu Jan 03, 2008 2:05 pm
3/4" diaphragm valve

Last post by Ragnarok
Replies: 13
by jackssmirkingrevenge » Wed Jan 02, 2008 11:32 am

First post

Found this little blighter at work which seems to correspond to the Gemü model 610 , well made bit of kit. The preload on the springs is tremendous,...

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15 millimeter = 0.5905511811 inch
Why quote it to that accuracy?

Firstly, it's probably only nominally 15mm - the seat diameter could be a mm or...

13 Replies

3555 Views

Last post by Ragnarok
Thu Jan 03, 2008 1:54 pm
first coaxial plans

Last post by sandman
Replies: 34
by Easterbunny » Wed Jan 02, 2008 1:43 pm
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well the pic is pretty self explanatory, but what my plan is to make an small air cannon with a 1.5in barrel and a 3in chamber in a coaxial setup. it...

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people like to use pool noodles

but if your using foam it has got to be some tough foam
34 Replies

8431 Views

Last post by sandman
Wed Jan 02, 2008 10:22 pm
Pistion Gauge Question

Last post by MrCrowley
Replies: 7
by elitesniper » Wed Jan 02, 2008 7:30 pm

First post

Hey guys i have a question about the gauges on the pistons well if you attach the guage on where the exhaust area is instead of the chamber area will...

Last post

Ah okay, pilot volume would be a bit big but your sprinkler valve takes good care of that :twisted:

7 Replies

3053 Views

Last post by MrCrowley
Wed Jan 02, 2008 8:28 pm
My First Spud Gun

Last post by sandman
Replies: 7
by spudnik11 » Mon Dec 31, 2007 12:20 am

First post

This is my first spudgun. I decided to make it a pneumatic. It is all 1 PvC, which is all pressure rate. I used a simple 1 ball valve, since this is...

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you are a good man 8)
but you have to know what software you have, other than that not much we can do

7 Replies

3169 Views

Last post by sandman
Wed Jan 02, 2008 7:12 pm
BigJon's Latest Cannon

Last post by BigJon
Replies: 9
by BigJon » Wed Jan 02, 2008 11:51 am

First post

This is my newest and biggest pneumatic cannon. It is the first gun I have built that was designed just for potatoes. I have only got a couple shots...

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Actually I have never seen those plans before but it does look just like mine except for the valve. Oh and nice cannon pvcmaster.

9 Replies

2877 Views

Last post by BigJon
Wed Jan 02, 2008 6:37 pm
Cannon seems underpowered?

Last post by dewey-1
Replies: 24
by lemmiwinks » Mon Dec 31, 2007 4:00 pm
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So I finished my pneumatic cannon, it has a modded sprinkler valve, 3' 3 diameter chamber and 3.5' 3 diameter barrel. I've tried shooting some...

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--
24 Replies

5499 Views

Last post by dewey-1
Wed Jan 02, 2008 5:01 pm
How Do These Work?

Last post by jackssmirkingrevenge
Replies: 9
by e1337 » Tue Jan 01, 2008 6:41 pm

First post

I have recently been looking into buying a paintball grenade launcher because they are really interesting. I know the basics, the user charges the...

Last post

here you go:

9 Replies

7144 Views

Last post by jackssmirkingrevenge
Wed Jan 02, 2008 3:04 am
old threaded pipe dillema

Last post by SpudMonster
Replies: 15
by mopherman » Tue Jan 01, 2008 12:33 pm
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i found a long 3/4 threaded pipe in my basement . It has a couple of fittings and a cool ball valve on the end. But they seem to to stuck on with...

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What you should first do is use a wire wheel to clean off as much of the compound as you can. Then, soak the threads, inside and out, with a...
15 Replies

5175 Views

Last post by SpudMonster
Wed Jan 02, 2008 12:47 am
SCTBDCv1.5 - 450psi 50mm steel cannon (updated with new vid)

Last post by DYI
Replies: 57
by DYI » Sat Dec 08, 2007 4:45 pm
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I knew that a lot of you didn't want to wait until spring to see this, so I dragged it out, along with a heater light for the barrel, to take one...

Last post

Mark, that GGDT is close, but not quite;
The pressure used was 470, not 450, the dead space is more like 10+ cubic inches, and the flow coefficient...
57 Replies

23222 Views

Last post by DYI
Tue Jan 01, 2008 10:35 pm
Aerial Projectile Launchers

Last post by mark.f
Replies: 18
by mark.f » Mon Dec 31, 2007 4:42 pm
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This is something I made for New Years. It will launch projectiles straight up. I threw it together out of random crap.

Here's the only picture:

Last post

I seem to remember those...
18 Replies

5640 Views

Last post by mark.f
Tue Jan 01, 2008 8:14 pm
Piston

Last post by elitesniper
Replies: 12
by elitesniper » Tue Jan 01, 2008 5:40 pm

First post

Hey guy i need to ask you a quick question about pistons well, um for pistions do the need and oring ? do they have to be air tight in the tee were...

Last post

yea thats what ima do

12 Replies

2127 Views

Last post by elitesniper
Tue Jan 01, 2008 7:23 pm
Opening a Ball Valve faster

Last post by trollhameran
Replies: 37
by TheTrooper » Mon Nov 12, 2007 10:47 pm
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Any ideas on how to open a simple ball valve faster than just with your hand?
I'm looking for a smooth way to open it so i may be able to look down...

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this is my cannon, theres videos and pics on there
37 Replies

8513 Views

Last post by trollhameran
Tue Jan 01, 2008 3:03 pm
first cannon

Last post by trollhameran
Replies: 10
by trollhameran » Tue Dec 11, 2007 1:31 pm

First post

this is my first attempt at a cannon. The barrel is 1.25m 15mm copper pipe and the chamber is 1.55m 22mm copper pipe. It uses a ball valve which im...

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my cannon is now nearly finished, its gone through alot of changes as i had quite a few problems with the spring loading but i finally got it working...

10 Replies

4229 Views

Last post by trollhameran
Tue Jan 01, 2008 3:01 pm
sniper rifle chamber question

Last post by Carlman
Replies: 31
by Strake » Sun Dec 30, 2007 4:06 am
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ive got a piece of metal pipe laying around 25mmx250mm would this be sufficient for a sniper chamber or would it lose alot of power. im after...

Last post

yea i sure do hope so
31 Replies

10292 Views

Last post by Carlman
Tue Jan 01, 2008 10:40 am
rapid fire mortar

Last post by MrCrowley
Replies: 20
by quiggly17 » Sun Dec 30, 2007 10:54 pm
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well i was searching on youtube today and i saw this does any one know how it works or have an idea

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In another vid of his you can hear air leaking constantly in the background and sounds of possible chamber refill
20 Replies

13764 Views

Last post by MrCrowley
Tue Jan 01, 2008 5:30 am
ARES-216ci now with video(updated)

Last post by SpudUke5
Replies: 47
by mtronic » Sun Dec 02, 2007 5:45 am
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This is my new cannon Ares(god of war). It was built after I was inspired by woffers and pcv's 2 sprinkler cannons.

Chamber- 4.5ft of 3 pvc

Barrel-...

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NO MORE VALVES LEFT

LAST PURCHASE BY IKNOWMYTABLES!!!!!!

EDIT: O shoot wrong post :lol: Thought it said ASCO. My bad :oops:
47 Replies

18948 Views

Last post by SpudUke5
Tue Jan 01, 2008 3:46 am
5ft Pneumatic Burst Valve Cannon

Last post by elitesniper
Replies: 15
by l)ave » Sun Dec 30, 2007 4:17 pm
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This is my first post on the site and I thought I should start off with a completed project. Here is the most powerful potato gun I have made so far,...

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you can also your paper for burst disk you know those school text books the paper is kind of smooth yea i use those they hold 20 psi a sheet so if...
15 Replies

5062 Views

Last post by elitesniper
Tue Jan 01, 2008 2:48 am
MBDC - 500 psi handheld burst disk gun

Last post by clonejoe
Replies: 24
by DYI » Mon Dec 24, 2007 5:47 pm
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This is just a spare parts gun I threw together last week. Chamber is 30 ci, barrel is .787 x 61 .

Fired by opening filling ball valve, which fills...

Last post

I like the full metal aspect. Nice damage shots.
24 Replies

8623 Views

Last post by clonejoe
Tue Jan 01, 2008 12:18 am
Judgment Arms M1A1 MAW

Last post by judgment_arms
Replies: 8
by judgment_arms » Mon Dec 31, 2007 8:56 pm

First post

Judgment Arms M1A1 M.A.W. 2 inch Shoulder Cannon, a First and a Last:

First things first, the technical data:

Caliber: 2inch, 50mm (2”X10”R M2...

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Chances of seeing this at field are slim, it’s to dang heavy. That and I’ve already got a much more compact high pressure low volume cannon on the...

8 Replies

5587 Views

Last post by judgment_arms
Mon Dec 31, 2007 11:38 pm
''The Works''

Last post by noob of noobs
Replies: 48
by elitesniper » Mon Dec 31, 2007 12:38 am
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Hey, has any one heard of the works bomb? it uses a tolit bowl cleaner and aluminum foil to creat pressures that blow a bottle up, its builds up...

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Hmm... Might have been a different version... Anyways, they each work, and that's what matters. :wink:
48 Replies

10266 Views

Last post by noob of noobs
Mon Dec 31, 2007 11:25 pm
Pneumatic Bolt-Action Sniper Rifle

Last post by Novacastrian
Replies: 53
by whittingstall » Mon Mar 19, 2007 8:40 am
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This (my first pneumatic!) particular rifle was designed to be portable, and most importantly easy to pump, reload and fire (and not cost a million...

Last post

Cool gun man... Kinda reminds me of the Antique gun posted here by JSR not long ago, with the way the tank is mounted
Don't shoot me, it was a...
53 Replies

28476 Views

Last post by Novacastrian
Mon Dec 31, 2007 7:37 pm

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