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

1201407 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

604805 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

857677 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

1020632 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

392541 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

100027 Views

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

Topics

What type of valve connection is on my CO2 tank

Last post by Technobob
Replies: 30
by Technobob » Wed Apr 18, 2007 10:42 pm
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I'm new to pneumatics so I don't know all the different connections can someone tell me what this connection is called.

Last post

Mystery solved the valve is a CGA 320 as Da Pneu Kid suspected it was

The new adapter fits like a glove :) Thanks everyone for your help

Now I...
30 Replies

8125 Views

Last post by Technobob
Sun Jun 03, 2007 5:57 am
copper QEV breech loading w/ scope

Last post by jackssmirkingrevenge
Replies: 14
by hi » Thu May 31, 2007 9:50 pm

First post

this is my new copper gun.

chamber- 3/4'' copper, about 3 feet long.

barrel- 1/2'' copper, about 46 inches long.

valve- 3/4'' QEV off of Ebay...

Last post

Could you take some more detailed pictures of the scope, and maybe any markings on it? i think proper identification would add to its value :)

14 Replies

4680 Views

Last post by jackssmirkingrevenge
Sun Jun 03, 2007 4:50 am
First Pnuematic.....

Last post by simo
Replies: 43
by Minus » Mon Aug 14, 2006 11:29 am
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Cannon Name -Minus's Sniper
Type of Cannon - Pnuematic
Chamber Size - 15 x 1-1/2 pvc (26.5CI)
Barrel Size - 30 x 3/4 cpvc (13.25CI)
Gas Source -...

Last post

i love your stock its a great way and beautiful design
43 Replies

22280 Views

Last post by simo
Sat Jun 02, 2007 5:35 pm
new piston idea

Last post by CS
Replies: 4
by spudthug » Sat Jun 02, 2007 11:19 am

First post

ok well i dont know if this can be done or not but il explain it...

could u have a piston with the same size barrel as tee? like 1 inch tee with 1...

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Just modeled up two possible configurations for both a chamber, and barrel sealing design in a 1 tee, with 1 ports. While I see no reason for these...

4 Replies

1052 Views

Last post by CS
Sat Jun 02, 2007 3:57 pm
Piston Valve Actuation Speed

Last post by Suppressive Fire
Replies: 12
by Suppressive Fire » Tue May 29, 2007 6:52 pm

First post

I've had an idea swimming around in my head ever since Spudtech got shut down. I want to biuld a semi auto but I've got one question. How many times...

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Thats exactly what I did and the page was loading, then it took me back to the same spot as before.

12 Replies

3698 Views

Last post by Suppressive Fire
Sat Jun 02, 2007 2:20 pm
I think I need help: )

Last post by Counterstriker
Replies: 30
by Counterstriker » Tue May 29, 2007 3:08 pm
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I have been looking at marble guns for about 4 weeks now and think i am gonna make one. Can I have some basic materials ? And instead of using a...

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Ok.. I bought all the supplies guys but i am just gonna wait till
I get a better shrader. can someonne give me a picture of the ones at wal mart?
30 Replies

7318 Views

Last post by Counterstriker
Sat Jun 02, 2007 1:21 pm
Sprinkler Valve

Last post by pyromaniac
Replies: 8
by FLCLcowdude » Thu May 31, 2007 11:44 pm

First post

Howdy people, I am new around here. You can call me cow dude if you want. I am a little of an electronics nerd if you want to say, but I really want...

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good never trust home depot people they have no clue whta they are talkign about.

welcome and post that cannon when your done.

8 Replies

2468 Views

Last post by pyromaniac
Sat Jun 02, 2007 12:01 pm
My first Pneumatic cannon PICS+VID

Last post by integral
Replies: 6
by simo » Sat Jun 02, 2007 6:32 am

First post

Hey this is my first pneumatic cannon, it is a good old ball valve, don't have the time or money for a modded sprinkler valve, and i don't mind the...

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flamerz14: I think he ment a 15mm to 20mm bushing (or w.e the ball valve is) to a 20mm coupling into a 20mm male-to-20mm male threaded.

Nice first...

6 Replies

3291 Views

Last post by integral
Sat Jun 02, 2007 9:34 am
AMR-1

Last post by al-xg
Replies: 61
by bboymatty » Tue Apr 24, 2007 6:43 am
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Bboymatty Presents:

AMR-1, Anti Materiel Rifle One

Competition section: realism

For this competition I built a accuracy-based rifle...

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Yes well either you make the tip of the dart much wider ( I've tried that before and it worked quite well until I missed the target once and hit a...
61 Replies

24023 Views

Last post by al-xg
Sat Jun 02, 2007 5:01 am
safe effective air supply

Last post by FLCLcowdude
Replies: 44
by gotbass7 » Fri May 25, 2007 6:48 pm
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well im planning on making a paintball gun and i was going to use co2 until i found out it wasnt safe and wasnt really gonna work. so is there...

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The best thing to do is to not tell your parents. Unless you get like blown the fuck up. Then you might want to tell them...
44 Replies

10461 Views

Last post by FLCLcowdude
Fri Jun 01, 2007 10:14 pm
My first pneumatic cannon

Last post by Marco321
Replies: 7
by Marco321 » Fri Jun 01, 2007 7:11 am

First post

Hey
Here is my first pneumatic cannon.

All made out of pressure pipe
20mm barrel
40mm chamber with a 40mm pipe for support over the barrel...

Last post

OK ill shorten the hose, thanks for telling me that.
The 40mm pipe is PN12 and the other pipes and all the fittings are PN18
The silencer just has...

7 Replies

2232 Views

Last post by Marco321
Fri Jun 01, 2007 9:04 pm
Gas operated Semi

Last post by iknowmy3tables
Replies: 24
by Suppressive Fire » Wed May 30, 2007 3:44 pm
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Just had couple quick question about the right way to do this. What is the most effective way to make a gas operated closed bolt gun? Has anyone ever...

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i don't know how well brass tubing will fit a larger caliber guns, sounds expensive.

the deus ex machina could be made semi auto by turning the...
24 Replies

7793 Views

Last post by iknowmy3tables
Fri Jun 01, 2007 3:48 pm
Whats Better?

Last post by chaos
Replies: 5
by chaos » Fri Jun 01, 2007 4:46 am

First post

Helium

HPA

CO2

these are the 3 types i have narrowed down for the S400 new power source, ill be getting it regulated ect.

my question is what...

Last post

Is that capacity mass-wise, or volume-wise?

If you have two 1kg tanks of gas, the helium would last longer.
If you have two 10 litre tanks, they'll...

5 Replies

1224 Views

Last post by chaos
Fri Jun 01, 2007 5:46 am
help with new aa sniper prototype air rifle

Last post by Darkerweb12
Replies: 15
by cb4289 » Fri May 25, 2007 10:29 pm
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am at this moment working on my AA rifle. As I figure it I’ve spent only 30.00 on it. So far but I intend to spend 100.00 I found a way to mount a...

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Haha, as I was reading your dictionary's definition of sniper, I was thinking of the real meaning, the bird hunters definition, then I scrolled down...
15 Replies

5085 Views

Last post by Darkerweb12
Thu May 31, 2007 8:32 pm
Shell Loading Potato "Rifle"

Last post by noname
Replies: 6
by noname » Wed May 30, 2007 11:43 pm

First post

A basic sprinkler valve gun that's capable of about a shot per 3-4 seconds. I have a few shell or it, just pieces of 1 SDR 21 that are sharpened. The...

Last post

What would be eaiser?
What is pant? Is it necessary for a nice cannon?
I sould have a nice cannon? Yo no comprendo.

Read my signature and click...

6 Replies

2396 Views

Last post by noname
Thu May 31, 2007 7:26 pm
"AA" 56 (build off thingy?)

Last post by ondskehem
Replies: 14
by -1 » Sun Aug 13, 2006 5:10 am

First post

Yay iv'e built my first gun.

Name: AA 56
Type of cannon: Pnuematic
Chamber size:
Barrel size:
Gas source: Compressed air
Valve: Simple ol' ball...

Last post

looks really nice.
Why complicate when you can go the easy way?

14 Replies

11049 Views

Last post by ondskehem
Thu May 31, 2007 2:35 pm
1" musket with 4" valve

Last post by jackssmirkingrevenge
Replies: 13
by Icon E » Mon May 14, 2007 10:44 pm

First post

Musket Specs:

Barrel: 1 bore x 34 length
Chamber: 4 ID x 15 lenght
Piston: 4 ID (3 Pipe Cap)
Pilot for piston: Rainbird CP-100
Pilot for sprinkler...

Last post

Sweet... though for sheet metal, I find that some sort of stabilised dart in a sabot works best.

13 Replies

5811 Views

Last post by jackssmirkingrevenge
Wed May 30, 2007 10:53 pm
Propane is better than you thought

Last post by VH_man
Replies: 20
by VH_man » Sun May 27, 2007 1:52 pm
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Ever wondered how airsoft guns can get through 25 rounds without loosing pressure untill the last one?

heres the answer. in the clip of the gun, the...

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well, i want to be able to get 800 shots off in a minute, and i dont think an onboard compressor will allow me to do that...........
20 Replies

4386 Views

Last post by VH_man
Wed May 30, 2007 4:15 pm
First Pneumatic

Last post by SpoonZ
Replies: 8
by SpoonZ » Tue May 29, 2007 6:51 am

First post

This is my first Pneumatic, only ever had experience with Combustions. And I have to say. Pneumatics. By far. I was overwhelmed by the power of these...

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Will flex a bit like Chaos said. but not too much. 102PSI with the smallest leak. Just have to replace the 2 black reducers. I did them to tight and...

8 Replies

2486 Views

Last post by SpoonZ
Wed May 30, 2007 7:51 am
Small Bore pneumatic gun - Modifications Help

Last post by Marco321
Replies: 18
by Marco321 » Tue May 29, 2007 4:15 am
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Hey everyone
I have made my small bore (15mm barrel) pneumatic gun with modded sprinkler valve, pressure gauge, stock and suppressor.
I was...

Last post

Thanks for the reply everyone, im gonna make the stock bigger, look better and be more comfortable. Im also gonna make some iron sights for it and...
18 Replies

5240 Views

Last post by Marco321
Wed May 30, 2007 12:56 am
Anti-Siphon valve

Last post by Panzerfaust
Replies: 4
by origin unknown » Mon May 28, 2007 10:10 pm

First post

I just found out about these valves while seaching ACE hardwares website. I think they use pistons, after seaching them up in google, they are called...

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I had one of those on my original gun. They are just diapraghm valves contanied in a u bend shape. I have been told that in-line sprinklers work...

4 Replies

1640 Views

Last post by Panzerfaust
Tue May 29, 2007 8:03 pm
how hard should sealing neoprene be?

Last post by Velocity
Replies: 4
by mopherman » Tue May 29, 2007 5:04 pm

First post

i just looked on mcmaster and it has rubber sheet of diferent densities. how hard should it be?

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70A is great... I use the ultra pure version of neoprene (found on mcmaster). Its expensive, but I have not had a single sealing problem with it...

4 Replies

882 Views

Last post by Velocity
Tue May 29, 2007 5:55 pm
pneumatic spud gun

Last post by iknowmy3tables
Replies: 9
by pri » Mon May 28, 2007 10:02 pm

First post

hi...am gng to make one pneumatic spud gun.am using 250psi pressure and hav a muzzle velocity of 350m/s .i hav doubt about the type of pipes,valves...

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at 100 psi with my contest gun i got 1054 or something around that with a 1 inch marble
:shock: 1054 what?!

9 Replies

3036 Views

Last post by iknowmy3tables
Tue May 29, 2007 3:57 pm
Brass pipe help

Last post by potatoflinger
Replies: 3
by potatoflinger » Mon May 28, 2007 7:54 pm

First post

I know that this is probably a stupid question, but for a new project that I am working on, I am going to have to use brass pipe (the kind that is...

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Sorry, I should have explained what I was going to use it for a little better. The pipe is for a small paintball gun, and the air compressor that I...

3 Replies

1056 Views

Last post by potatoflinger
Tue May 29, 2007 2:31 pm
Diaphragm Valve Pistol

Last post by Macgyver440
Replies: 27
by Macgyver440 » Thu May 24, 2007 2:57 am
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This is my new diaphragm valve pistol, made from some misc PVC I had in my box of fittings. I wanted to do a pistol using this valve setup to go on...

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I agree with Noname, I find diaphragm guns much easier to build than piston valve guns. Ive tried a few different approaches to the piston valve idea...
27 Replies

7699 Views

Last post by Macgyver440
Tue May 29, 2007 2:53 am

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