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

1125690 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

552623 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

821443 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

967508 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

375073 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

92471 Views

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

Topics

Spuddy Junior Unleashed! (accidentally)

Last post by frozebyte
Replies: 33
by frozebyte » Fri Jul 10, 2009 8:27 am
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Hello all! This is my first piston cannon that works, and it is a coaxial mini! First up, the dimensions of this mini.

Dimensions
Barrel: 7 of...

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Yup, MRR said that could be one of the problems. I dont think the pressure was anywhere near 20psi even. Didn't dare to pump it up.

Looking to build...
33 Replies

9126 Views

Last post by frozebyte
Fri Jul 17, 2009 7:49 am
Eggbert

Last post by awkward poop
Replies: 6
by awkward poop » Thu Jul 16, 2009 1:46 am

First post

This is eggbert the 1/2 inch piston valved gun. it has a barrel diameter of 7.1mm (an arrow shaft) and is made of brass and galvanized steel. It
has...

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well i had a look at the arrows for ya BOOM, this is what they say on the shaft- AL 7001 - T6 2114 redzone by A.A.T. probably not much help.

Edit- o...

6 Replies

4998 Views

Last post by awkward poop
Fri Jul 17, 2009 2:33 am
My First Pneumatic (1" Piston Cannon)

Last post by jmadden91
Replies: 9
by jmadden91 » Tue Jul 14, 2009 12:01 am

First post

1 Piston Cannon

This is my First Pneumatic Spud Gun. It is obviously not 100% complete but it is firing pretty hard already at 50psi.

Gun Specs...

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Thanks for the info mate, all those things are coming, just have to fix a few leaks then it will get bolt action loading, a blow gun etc. Its got a...

9 Replies

3171 Views

Last post by jmadden91
Thu Jul 16, 2009 4:28 am
Working Marble Machine Gun

Last post by jackssmirkingrevenge
Replies: 14
by skyjive » Mon Jul 13, 2009 8:40 pm

First post

Here is my new copper Marble Machine Gun. It runs off of CO2 and has an operating pressure of 120 psi. It has a rate of fire of several shots per...

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That can only happen if the valve is not opening in short enough bursts, a bit of fidling with piloting/resetting rates should do the trick. That's...

14 Replies

4565 Views

Last post by jackssmirkingrevenge
Thu Jul 16, 2009 1:52 am
Finally a big (relatively) pneumatic

Last post by Technician1002
Replies: 2
by jor2daje » Wed Jul 15, 2009 10:02 pm

First post

Well I got tired of using the macro on my camera :wink: so I decided to do something a little bigger that brass penguns.

Its a barrel sealing...

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Barrel too big is only Dependant on pressure. Higher pressure stores more air than low pressure. As a test I tried going extreme. A 7 foot TB barrel...

2 Replies

1749 Views

Last post by Technician1002
Thu Jul 16, 2009 1:34 am
Landmine test fire vid!!!

Last post by c11man
Replies: 4
by deathbyDWV » Wed Jul 15, 2009 9:02 pm

First post

Hey guys. This is my version of the landmine that colty-bear made. Thanks goes to him for sending me the plans very early this morning. I quickly...

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no david you are incorrect. it realeases teh Co2 pressure.....

4 Replies

1538 Views

Last post by c11man
Wed Jul 15, 2009 10:37 pm
airsoft bazooka problems

Last post by boom shtick
Replies: 19
by boom shtick » Fri Jul 10, 2009 2:18 pm
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hi I`m new to spud files and I am also making my first pneumatic cannon.......but I have some problems. I am trying to build a cannon meant for use...

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niiiiice I nead to maek that
19 Replies

5086 Views

Last post by boom shtick
Wed Jul 15, 2009 5:49 pm
Filling a HUGE cannon with piston.

Last post by psycix
Replies: 7
by DinerKid » Tue Jul 14, 2009 5:23 pm

First post

So i am planning out a cannon that is going to be huge like bigger than 10 gallon it should have a chamber made of 3 10 foot lengths of 3 pipe. the...

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Some compressors offer a plugged port on the tank, so you can fill faster bypassing the regulator.
If you need to make your EQ hole really big,...

7 Replies

2085 Views

Last post by psycix
Wed Jul 15, 2009 3:18 pm
my first pneumatic cannon

Last post by geardog32
Replies: 21
by geardog32 » Mon Jun 22, 2009 9:44 pm
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so i am designing my first pneumatic cannon and i have decided on a simple sprinkler valve design. my question is what size my chamber should be i...

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since my fill valve and guage are at the very rear of the camber im just going to cut off the last four inches and rebuild the bend in the back so...
21 Replies

6770 Views

Last post by geardog32
Wed Jul 15, 2009 1:58 pm
Sleeving issue

Last post by DinerKid

by DinerKid » Wed Jul 15, 2009 1:21 pm

hi i have a slight sleeving issue.

i currently have a 3/4 conduit barrel on my paintball cannon. i am noticing that about 20% of the shots curve a...

0 Replies

1957 Views

Last post by DinerKid
Wed Jul 15, 2009 1:21 pm
quick question

Last post by jimmy101
Replies: 10
by colty-bear » Wed Jul 15, 2009 12:23 am

First post

how do i tap a tank with a shrader valve and have it airtight to 150 psi plase tell me how

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For tapping in PVC you really don't need a tap.

Just take a piece of scrap PVC and drill a couple different size holes in it. Take your threaded...

10 Replies

6404 Views

Last post by jimmy101
Wed Jul 15, 2009 11:45 am
Pilot valve : Hose Gun

Last post by frozebyte
Replies: 27
by frozebyte » Mon Jul 13, 2009 3:50 am
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Hello all,
I'm sure people have used these on their guns before, but i just need more information and clarification.

These full metal garden...

Last post

Haha, its alright cause in school, 'BlueCoat Filter blablablablabla: WEAPONS' That picture is really eye-catching. The first thing i did when i first...
27 Replies

4996 Views

Last post by frozebyte
Wed Jul 15, 2009 8:12 am
need some help with blow-forward bolt

Last post by jackssmirkingrevenge
Replies: 3
by Crna Legija » Wed Jul 15, 2009 6:18 am

First post

i tryed to find something on blow-forward bolt but cant i used search
and cant seam to find enything. i really don't have a clue what they are or...

Last post

If you can't understand this simple animation then I'm afraid we can't help you ;)

3 Replies

2356 Views

Last post by jackssmirkingrevenge
Wed Jul 15, 2009 6:55 am
My first Paintball gun

Last post by imaweasal
Replies: 4
by imaweasal » Tue Jul 14, 2009 10:59 pm

First post

Hey, i'm planing on building a paintball gun, with loading system (cowers from the anger of the anti-copycat) and want to be able to switch from...

Last post

Oops sorry about that but I'm new on this fourm

4 Replies

1508 Views

Last post by imaweasal
Wed Jul 15, 2009 4:33 am
Semi/full auto ball valve

Last post by THUNDERLORD
Replies: 11
by deathbyDWV » Tue Jul 14, 2009 1:57 pm

First post

Hey guys. I was just thinking and had the idea to take a ball valve (probably 1 ) and plug one end of the ball somehow. Then make it where you can...

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...Are you jesting by referring to it as a Leak ?...

I do joke a lot lately, but no.
the pressure chamber valve will close before the magazine...

11 Replies

8320 Views

Last post by THUNDERLORD
Tue Jul 14, 2009 9:34 pm
My Newest Paintball Cannon ::Update:: Damage pics

Last post by DinerKid
Replies: 19
by DinerKid » Sat Jul 11, 2009 3:30 pm
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So this is my newest paintball cannon that i built in about two and a half days.

Specs:
Barrel: 43
Chamber: the pipe itself is about 24 long of 2...

Last post

Damege pics are up on the original post.
19 Replies

8596 Views

Last post by DinerKid
Tue Jul 14, 2009 7:41 pm
paintball rpg

Last post by ssgnort
Replies: 7
by colty-bear » Sun Jul 12, 2009 10:47 pm

First post

i am currently working on a paintball rpg first made by WOW!!
i am going to make some better adjustments to it i need a cheap 1 sprinkler off...

Last post

here is acouple Ideas for paintball RPG

7 Replies

2265 Views

Last post by ssgnort
Mon Jul 13, 2009 9:17 pm
Best way to epoxy coaxial barrels into chamber

Last post by Moonbogg
Replies: 11
by frozebyte » Mon Jul 13, 2009 8:50 am

First post

Hello everyone,

Just a beginner question. I have been wondering what is the best way to epoxy a coaxial barrel into the chamber.

I have been using...

Last post

Whats your gun going to be like? If its a metal you can make it at the same cost without gluing anything I bet. Got a sketch of it?

11 Replies

2834 Views

Last post by Moonbogg
Mon Jul 13, 2009 8:01 pm
Destroyer Valve MKII [POWER TESTS 9/6/09]

Last post by Willdebeers
Replies: 130
by Willdebeers » Mon May 04, 2009 4:16 am
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***Go to page 5 to see MKII***

Here is my new valve. It is housed in a 50mm tee (2 ) and has a 40mm (1.5 ) porting. It utilizes a solid nylon...

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Ok update! I added screws to the back, to stop the back blowing off. Plus, I found this amazing pipe that fits my piston so perfectly, you don't need...
130 Replies

39763 Views

Last post by Willdebeers
Mon Jul 13, 2009 3:25 pm
Really easy and Really cool breech loading

Last post by boyntonstu
Replies: 25
by covey12 » Sat Mar 14, 2009 7:36 pm
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hey guys i found this up on youtube, i didn't make it, its twoleafs idea

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If the bullet is pushed beyond the T, I do not believe that it would be sucked back to the valve.

No, no I don't mean being sucked back, I mean if...
25 Replies

6108 Views

Last post by boyntonstu
Mon Jul 13, 2009 11:21 am
Hammer trigger air usage question??

Last post by inonickname
Replies: 1
by boyntonstu » Sun Jul 12, 2009 4:50 pm

First post

From:

It says, The way this gun gulps air, you'll want to use a scuba tank to refill it most of the time. I found our test Bandit used 400-500 psi...

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My question: What does used 400-500 psi mean in practical terms for a single shot rifle?

It means that the chamber pressure of 3000 psi has dropped...

1 Replies

3482 Views

Last post by inonickname
Sun Jul 12, 2009 10:58 pm
question

Last post by colty-bear
Replies: 10
by colty-bear » Sat Jul 11, 2009 12:29 am

First post

i am working on my first piston and i am making a coaxial
will a piston shoot back if the piston is the same size as the inner barrel?
If the piston...

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there will not be much air space i know but it is a cqb paintball m203
the sprinkler valve question was because i was talking about something else a...

10 Replies

2577 Views

Last post by colty-bear
Sun Jul 12, 2009 4:27 pm
my new little toy

Last post by Insomniac
Replies: 17
by colty-bear » Thu Jul 09, 2009 7:39 pm
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My pressure activated co2 paintball landmine
I am very impressed with it's distance
It shoots about 20ft in the air
you notice its only half camo...

Last post

Pretty nice. The only problem I see with it (If I understand how it works correctly) is that it is essentially running on unregged CO2, which is...
17 Replies

9838 Views

Last post by Insomniac
Sun Jul 12, 2009 7:10 am
Dry Ice Cannon Mk. II

Last post by THUNDERLORD
Replies: 13
by evilducky » Fri Jul 10, 2009 1:01 am

First post

I'm back with more of my dry icing.

After building a PVC dry ice cannon, i decided that continuing with PVC was too dangerous, due to the...

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...2. Difficult to hook up and seal something like that. As for a magazine, there's really no point. for every shot, i have to remove the barrell to...

13 Replies

4967 Views

Last post by THUNDERLORD
Sat Jul 11, 2009 11:55 pm
What would seal the best? (backplug for a tee piston)

Last post by glass_05
Replies: 3
by glass_05 » Sat Jul 11, 2009 10:30 am

First post

I am making a tee piston with a back plug to be taken out. On the back plug I am going to router out a groove for an o-ring. What I am wondering is...

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i have been practicing with the router and it is very consistent when i use the router table. i think i am going to try to do option 3, and seal the...

3 Replies

1212 Views

Last post by glass_05
Sat Jul 11, 2009 5:50 pm

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