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

892188 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

434120 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

366284 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

611607 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

325808 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

77325 Views

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

Topics

Paintball Marker

Last post by iPaintball
Replies: 10
by Mosk » Tue Oct 23, 2007 7:31 pm

First post

I am new to this forum site. Wondering if anyone has any ideas for a basic paintball style gun i could make for a first. I have made potato guns but...

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First off don't ask for plans, people get bent out of place over that. That makes me mad. This is not aimed at anyone specific, but people should not...

10 Replies

4061 Views

Last post by iPaintball
Wed Oct 24, 2007 6:29 pm
piston question

Last post by st.croixsurfer
Replies: 4
by st.croixsurfer » Wed Oct 24, 2007 5:14 pm

First post

i havent made a piston gun yet but im going to this weekend and i was wondering my bike pump is kind of crappy but works and when i pump my pnematic...

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thanks for all the help. :D { :evil: including punctuation :twisted: } but as for my mistakes. i was rushed. :?

4 Replies

1289 Views

Last post by st.croixsurfer
Wed Oct 24, 2007 6:19 pm
CO2 Fill Setup

Last post by dapallox1
Replies: 8
by dapallox1 » Tue Oct 23, 2007 6:55 pm

First post

I can use a CO2 tank fill setup to inject CO2 into a pneumatic gun? This is the one I want to use:

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what about this with the offered PSI Gauge (0-600):

EDIT: Nevermind that one. I'm pretty sure this one will work:
and it is cheaper!

8 Replies

2428 Views

Last post by dapallox1
Wed Oct 24, 2007 3:32 pm
Help with my first piston valve

Last post by omgimonfrie2
Replies: 22
by omgimonfrie2 » Mon Oct 15, 2007 10:58 pm
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I need help making my first piston. Most of the existing guides require sheet PVC or O-rings, I have neither. I was planning on making it out of...

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I have a can that fits very c good in a 3in pipe. I'm planning on melting some hot glue, and sinking the cut tennis ball into the open end while the...
22 Replies

6675 Views

Last post by omgimonfrie2
Wed Oct 24, 2007 2:55 pm
New QEV Rifle

Last post by spanerman
Replies: 22
by nz_cannons » Tue Oct 23, 2007 1:28 am
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After building my first gun around my newly purchased QEV and whatever parts I had lying around I set out to construct something a little better....

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RS in the uk sell to public.....Cannon looks good....some 8mm copper hose would be good instead of the hose...but thats just my high pressure fettish...
22 Replies

9151 Views

Last post by spanerman
Wed Oct 24, 2007 1:04 pm
Cold weather gun - What to make it out of?

Last post by mark.f
Replies: 20
by Panzerfaust » Mon Oct 22, 2007 2:50 pm
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This might belong in the construction materials section but since i am interested in a specifically pneumatic gun so i put it here.

I live in...

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Check valves shouldn't leak when bumped around. They have about 100 PSI keeping that check-ball in there pressed against it's seat, so I'd say it's...
20 Replies

4878 Views

Last post by mark.f
Wed Oct 24, 2007 5:51 am
shotgun replica!! alternate powersource!!!

Last post by ammosmoke
Replies: 23
by Brian the brain » Mon Oct 08, 2007 1:46 pm
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I decided to revive an old project of mine, some of you might find it interesting..
The trigger mechanics would be peerfect for a crossbow.
I made...

Last post

Well, I don't really have any... But I could make a drawing if you like.
23 Replies

8239 Views

Last post by ammosmoke
Tue Oct 23, 2007 10:46 pm
Will this piston valve work?

Last post by watto
Replies: 27
by Gunner » Sun Oct 21, 2007 10:15 am
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Here is the picture,any suggestions?

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ok... this topic really took off, wasn't trying to burn you man soz, just pointing out that everything can be different when it comes to piston...
27 Replies

7065 Views

Last post by watto
Tue Oct 23, 2007 10:20 pm
Unrated fitting question

Last post by noname
Replies: 18
by Pyr0man1ac » Tue Oct 23, 2007 2:46 pm
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Does the (red) fitting need to be pressure rated? It comes after the sprinkler valve and isn't connected to the air chamber. However, I'm assuming...

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Yes, it is fine, as long as it is after the valve. DWV PVC, ABS, or whatever, is all fine, it just has to be after the valve.

How to do a quote:...
18 Replies

6097 Views

Last post by noname
Tue Oct 23, 2007 7:45 pm
BAAC (Bad A** Air Cannon)

Last post by spudgunnerwryyyyy
Replies: 36
by SpudUke5 » Sat Oct 13, 2007 8:59 pm
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Well this is not my cannon, but it is a friend of mine who helped me understand aircannons more. I dont think he is a part of this website because i...

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Yeah, making your own piston valve is awesome, after you made it you wonder why you ever used sprinkler valves. There so simple and look so cool and...
36 Replies

10266 Views

Last post by spudgunnerwryyyyy
Tue Oct 23, 2007 6:16 pm
1" pipe "bottle neck"?

Last post by Lentamentalisk
Replies: 11
by Lentamentalisk » Mon Oct 22, 2007 8:05 pm

First post

I'm using a 1 sprinkler valve with a 2 chamber and 1.5 barrel. I am making it in the over/under style, with the valve on the bottom, then 2 90degree...

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I was thinking a 3' long barrel, I will be shooting little cat tennisballs that fit perfectly into a 1.5 tube, and one of the whole reasons for not...

11 Replies

2755 Views

Last post by Lentamentalisk
Tue Oct 23, 2007 8:54 am
The True Power Of A Piston Valve

Last post by Gepard
Replies: 35
by MrCrowley » Sun Oct 21, 2007 10:31 pm
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Well I was in the garage trying to rig up a new pilot setup for my SGA golfball cannon, which was leaking a bit.

So I finally found a good setup...

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:lol:

When you test something you want to test it above what you use it at regularly.

A normal SG, when fired has a massive amount of shock on...
35 Replies

10832 Views

Last post by Gepard
Tue Oct 23, 2007 4:08 am
fill point.

Last post by Novacastrian
Replies: 15
by Mr.Russ » Tue Oct 23, 2007 2:58 am
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would the fill point of my new piston valve have to be directcly behind the piston? or could it be at the end of the chamber. the whole gun is made...

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im gonna just put the shrader into a male plug and test if it has suffiecnt flow but then if it doesnt i can always add a blowgun somewhere

That's...
15 Replies

4067 Views

Last post by Novacastrian
Tue Oct 23, 2007 3:51 am
8mm bb pistol

Last post by battlemonkey
Replies: 30
by Mitchza89 » Sun Oct 21, 2007 11:40 pm
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This gun is pretty self explainity guys. It's a real fun little plinker.

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I had no idea you could get 8mm bb pelets, should get out of my lair once in a while
30 Replies

7435 Views

Last post by battlemonkey
Tue Oct 23, 2007 2:41 am
New here and looking for info

Last post by Pyro Ninja
Replies: 9
by blackrain » Mon Oct 22, 2007 2:23 pm

First post

This seems like a great site to get the info I need. Iam looking on info to make an inline cannon. I want to use a co2 12 gram. I have seen a few on...

Last post

Here are a couple of previous designs.

9 Replies

2169 Views

Last post by Pyro Ninja
Tue Oct 23, 2007 1:32 am
2" Piston Valve

Last post by dapallox1
Replies: 20
by dapallox1 » Sun Oct 21, 2007 2:20 pm
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I just completed my 2 piston valve. It ports to 1 1/2 . I haven't tested it yet with a cannon, but I have with my mouth, haha. I just covered the...

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Yeah, after I test it, I'll modify it a bit until it works well.
20 Replies

7340 Views

Last post by dapallox1
Mon Oct 22, 2007 9:38 pm
My first Pneumatic w/ pictures!

Last post by tsb
Replies: 17
by tsb » Sun Oct 21, 2007 1:34 am
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Hello, this is my first pneumatic gun.

I have recently (yesterday) started the contstruction of the gun, its primary ammo is marbles but moose...

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Hey M, I realised what the valve prob was... I accidently poked a hole in it while i was putting it on, so i spent an hour this morning getting a new...
17 Replies

6392 Views

Last post by tsb
Mon Oct 22, 2007 3:40 am
CO2 FAQ's

Last post by Hubb
Replies: 7
by Hubb » Mon Oct 01, 2007 2:37 pm

First post

I've noticed a lot of questions about CO2. Trea08 started a thread a while back answering some general CO2 questions. It can be found here . In this...

Last post

Edit

7 Replies

3073 Views

Last post by Hubb
Mon Oct 22, 2007 2:59 am
Finished Piston Cannon - first working piston valve

Last post by jackssmirkingrevenge
Replies: 15
by gwoloshyn » Fri Oct 19, 2007 6:25 pm
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This is my first cannon using a piston valve. It's a barrel sealing valve with o-rings and an equilization hole. I used a lathe to turn the...

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Translation please? I got up to NO!

In very bad German, No, all shall bow down before the gods of efficiency! :D
15 Replies

6789 Views

Last post by jackssmirkingrevenge
Sun Oct 21, 2007 11:14 pm
"Fun Gun" Build

Last post by MrCrowley
Replies: 22
by PVC Arsenal 17 » Tue Oct 16, 2007 6:12 pm
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I come to you today with a promise: I am building a gun, and I will finish it!

I've put too many cool projects on hold. Either because I have no...

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where did you get your tenis ball sized barrel?

We can't buy from McMaster as they don't do international shipping, and shipping a barrel from the...
22 Replies

7379 Views

Last post by MrCrowley
Sun Oct 21, 2007 10:21 pm
has now been removed

Last post by MrCrowley
Replies: 9
by battlemonkey » Sun Oct 21, 2007 6:31 pm

First post

sorry

Last post

After many sleepless nights my parents have deciced that i can make paint cannon to shoot at the boy racers who do burnouts in our coldersack. Do you...

9 Replies

1628 Views

Last post by MrCrowley
Sun Oct 21, 2007 7:26 pm
1 1/2 inch piston valve

Last post by MrCrowley
Replies: 12
by SpudUke5 » Sat Oct 20, 2007 10:52 pm

First post

Well i am about to finish my first piston valve. This will be my fist working one, i hope. The reason why it is small is because home depot (which i...

Last post

Well i've made a piston for a small 1 co-ax, I glued the face on like you did. It didn't get ripped off at pressures around 120psi.

My bigger gun,...

12 Replies

3149 Views

Last post by MrCrowley
Sun Oct 21, 2007 5:33 pm
QEV-75M

Last post by frocksie
Replies: 15
by frocksie » Fri Oct 19, 2007 10:06 pm
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I just finished this QEV gun today, and it is really impressive, even more impressive than my first piston valve.

SPECS
valve : 3/4 in QEV from...

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I did mod the blowgun, but the flow wasn't high enough. There is no comparison between the blowgun and ball valve. Today I put a nail through a...
15 Replies

7068 Views

Last post by frocksie
Sun Oct 21, 2007 4:37 pm
Re design of 1 1/2 inch piston and housing Tee

Last post by MrCrowley
Replies: 7
by SpudUke5 » Sun Oct 21, 2007 12:11 pm

First post

Well if you didnt notice my other post, i made a 1 1/2 inch piston which now doesnt work. But im not stopping there. I am going to recast and...

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All I can say, is keep your old setup, the piston housing is fine, the piston that you made isn't. All you need to do is adapt the piston to your...

7 Replies

1995 Views

Last post by MrCrowley
Sun Oct 21, 2007 4:30 pm
mortar

Last post by DYI
Replies: 12
by koolaidman » Sun Oct 14, 2007 10:25 am

First post

hey i thought of a kinda neat idea on how to make a realistic mortar. id start of with the launching tube which could be as simple as 3' of 1.5 with...

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The thin aluminum from pop cans is a great material for discs (it bursts around 250 psi in a 1.5 union), but it is a real b*tch to get it sealed,...

12 Replies

3550 Views

Last post by DYI
Sun Oct 21, 2007 4:05 pm

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