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

897145 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

436212 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

370410 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

614046 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

326875 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

77805 Views

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

Topics

Water gun other stuff

Last post by ghostman01
Replies: 17
by ghostman01 » Sun Mar 09, 2008 2:10 am
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ok so i want to make a dart gun using 10mm pvc and stuff like that ive got plenty of ideas to make it work ill probably get a 1 sprinkler valve and a...

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hmm yeah spose,
17 Replies

3890 Views

Last post by ghostman01
Mon Mar 17, 2008 2:55 am
Bofors - GB Coax - Video!

Last post by starman
Replies: 9
by starman » Sun Mar 09, 2008 3:55 am

First post

Bofors Little Brother - GB Coax

I started on my mission to build my first pneumatic only knowing that I wanted to a) build a golfball gun, b) a...

Last post

Updated with video: About 70 lbs psi.
And Damage closeup: (Sorry turned off the camera too soon on the other vid)

9 Replies

6922 Views

Last post by starman
Mon Mar 17, 2008 12:39 am
Pneuest Pneumatic

Last post by spud=fun
Replies: 11
by tmacd995 » Sun Mar 02, 2008 10:06 pm

First post

So after I'd changed out all the DWV fittings on my 3 Barreled Pneumatic, it failed miserably. The 1 Valve was way to restricting. So, tonight I...

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nice gun, long gun tho also :? you should use a 180 and fold the chamber back on itself bet it packs a hell of a punch tho

11 Replies

4107 Views

Last post by spud=fun
Sun Mar 16, 2008 9:28 pm
What should I do with this lever? I'm modding a valve and..

Last post by SPG
Replies: 10
by Shango » Fri Mar 14, 2008 6:41 pm

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find this lever which I can't see on any valves on this site. If you can see a photo, the lever in the vertical position is Open . Rotated clockwise...

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And, while I haven't contributed, can I just say, thanks for that last comment, it's really good to know people here can help.

Let politeness reign...

10 Replies

4249 Views

Last post by SPG
Sun Mar 16, 2008 3:32 pm
Vid Up ;BDMS, Burst disk marble shooter

Last post by bigbob12345
Replies: 18
by bigbob12345 » Sat Mar 15, 2008 6:58 pm
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Well this gun was made for $1.50 :D .
All I bought was the union, I had all the rest laying around.
Not much to say its just a chamber, union, and...

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I might Ill go check in a few min
18 Replies

4509 Views

Last post by bigbob12345
Sun Mar 16, 2008 3:06 pm
Bsp and npt fittings

Last post by MrCrowley
Replies: 3
by revans » Fri Mar 14, 2008 8:23 pm

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I'm from NZ where we use BSP fittings. However, I need to get the Bcarms schrader valve (or something similar) which I'm pretty sure would be NPT.
I...

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I've used NPT 1/4 schraders in BSP fittings fine, not sure what pressure they can hold, but 100psi is no problem.

3 Replies

1860 Views

Last post by MrCrowley
Sat Mar 15, 2008 12:08 pm
Co2 thread size help

Last post by Jared Haehnel
Replies: 8
by Acdcmonkey1991 » Thu Mar 13, 2008 7:34 am

First post

I would like to know what size threads Co2 tanks have. I have looked all over but I couldnt find the size, I know they aren't standard NSFT or...

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Funny I asked the same question earlier and all I got was...we know but we aren't telling.....

Your dealing with a lot of pressure in one of those...

8 Replies

4063 Views

Last post by Jared Haehnel
Sat Mar 15, 2008 8:52 am
Barrel Sealing Valve Question

Last post by lockmanslammin
Replies: 5
by tmacd995 » Fri Mar 14, 2008 1:44 pm

First post

Hi all,
I am working on a barrel sealing valve like the one on BCVids. It is a 2 tee and I am trying figure out how far to insert the 1 inch pipe...

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looks good so far tmac. Make sure the end of the barrel that the piston will be sealing against, is as square and polished as possible for the best...

5 Replies

1694 Views

Last post by lockmanslammin
Sat Mar 15, 2008 12:59 am
burst disk

Last post by FeLeX
Replies: 9
by jon_89 » Fri Mar 14, 2008 1:54 am

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i was reading the wiki about heating a burst disk. anybody know about this or tried it?

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How long did it take to melt? Could this be used in one of your burst disk cartridges?

9 Replies

2719 Views

Last post by FeLeX
Fri Mar 14, 2008 4:30 pm
Physics Project...

Last post by Jared Haehnel
Replies: 20
by sade » Wed Mar 12, 2008 8:33 pm
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Ok. To begin with, I am not a total spudgun noob. I have a decent amount of experience with combustion cannons, but that's it.

I am in an advanced...

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I think the egg would survive if it has a sabot around it...as long as the egg fit tightly in the sabot there shouldn't be any problem... I think you...
20 Replies

4369 Views

Last post by Jared Haehnel
Fri Mar 14, 2008 12:49 pm
A sort of Build Log

Last post by mega_swordman
Replies: 7
by mega_swordman » Sun Mar 09, 2008 11:52 pm

First post

Hello.
Things have been a bit hectic on my side and I have been overloaded with work. Thankfully, I have found some time to start planning on...

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That's true. But, all my parts have arrived already. Perhaps next time.
On a related note: it's picture time!
Here are the pictures for all the dandy...

7 Replies

1898 Views

Last post by mega_swordman
Thu Mar 13, 2008 11:33 pm
Revolver Version 2 Idea

Last post by pizlo
Replies: 5
by keep_it_real » Wed Mar 12, 2008 8:39 pm

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My last revolver, the Revosemi surprised me in that it actually worked but now I want something that makes a seal between the cartridge and barrel....

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If I'm not mistaken the revolving part will be inside the fram so you wont see and of the revolvolishiosh pimpgansta sicknarsty uberness.

5 Replies

1728 Views

Last post by pizlo
Thu Mar 13, 2008 2:30 pm
better air chamber?

Last post by huntinggamo
Replies: 14
by huntinggamo » Wed Mar 12, 2008 2:33 pm

First post

Im trying to find an air chamber with these requirements:

must be metal (aluminum?) rated for preshure
needs to have atleast a 1 outlet
prefer a npt...

Last post

sorry about my grammer and the way my post looks, i curently have broken fingers on both hands so typing is a chalenge. im trying to build somthing...

14 Replies

2874 Views

Last post by huntinggamo
Thu Mar 13, 2008 10:33 am
Attempting to visually disect a valve

Last post by Ragnarok
Replies: 24
by Rokmonkey » Mon Mar 10, 2008 9:48 pm
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Okay, I have been staring at these videos and pictures for quite some time and I just can't figure out how he did it. I'm assuming it's a metal...

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@Grumpy: Yes - I do, but they're more commonly called sleeve valves in industry. Slide valve is the name they're given by paintballers.

For anyone...
24 Replies

7532 Views

Last post by Ragnarok
Thu Mar 13, 2008 7:22 am
Piston Qn.

Last post by jackssmirkingrevenge
Replies: 45
by flamerz14 » Thu Jul 26, 2007 5:48 am
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for a coaxial, how far back of the chamber should a piston move? Also, how big should equilisation(sp?) hooles be?

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Does this mean if I made a co axial gun to shoot 4 mm bbs, the piston travel should be 1 mm? sounds strange, it seems a bit small......

It does,...
45 Replies

11646 Views

Last post by jackssmirkingrevenge
Thu Mar 13, 2008 1:19 am
Should i get this Portable Inflator

Last post by Gippeto
Replies: 8
by koolaidman » Wed Mar 12, 2008 4:48 pm

First post

I was looking at this battery operated pump that they sell at home depot. It seems like it would be very practical and cheap for me seeing as i dont...

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I can't speak for others, but if you recall, you were having problems with your pump. I was going to help you and asked you to assemble a list of the...

8 Replies

2289 Views

Last post by Gippeto
Thu Mar 13, 2008 12:53 am
My 1st Burst disk.

Last post by SpudBlaster15
Replies: 40
by Counterstriker » Sat Mar 08, 2008 3:55 pm
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well no damage shots yet.. Its actually still drying. You think it can shoot the ammo shown?

Thanks to everyone that helped ! :D

Last post

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Cras nec placerat erat. Vivamus dapibus egestas nunc, at eleifend neque. Suspendisse...
40 Replies

6229 Views

Last post by SpudBlaster15
Wed Mar 12, 2008 11:28 pm
check valve

Last post by keep_it_real
Replies: 16
by Sticky_Tape » Tue Mar 11, 2008 7:23 pm
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I am thinking of building a high pressure pump and I am wondering where to get a check valve and I know prices are different everywhere but what is...

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Or just use a presta valve and you don't even have to take the spring out. I think it might even have higher flow then a schrader valve.
16 Replies

4226 Views

Last post by keep_it_real
Wed Mar 12, 2008 11:55 am
First purchase from BCArms/couple questions

Last post by brother361
Replies: 4
by q » Tue Mar 11, 2008 11:14 am

First post

As some of you guys have seen I have been making some combustion cannons and would like to learn about compressed air cannons. I found BCArms link on...

Last post

what about one of those tubes on the helium tanks in ballon shops
the nozzle looking things

4 Replies

1406 Views

Last post by brother361
Tue Mar 11, 2008 1:18 pm
Reinventing the underwater gun

Last post by Jared Haehnel
Replies: 40
by PVC Arsenal 17 » Thu Feb 28, 2008 10:33 pm
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I remember a thread by Atlantis a while back where he had the idea to place a valve at the muzzle of gun rather than before the projectile. The idea...

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I once read an article about these guns and some thing about the fact the object is long and straight and moving at the high speed, helps to keep the...
40 Replies

9947 Views

Last post by Jared Haehnel
Tue Mar 11, 2008 7:42 am
Pneumatic Ram

Last post by Eddbot
Replies: 10
by Hydra » Sun Mar 09, 2008 5:52 am

First post

this is my first post on this forum so yeah, plz no comments like 'NOOB' or wateva

Okay..
Well i just finished my first cannon, but unfortunatly its...

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sorry to be sortof off topic, but has anyone seen no country for old men? cuz that's what Anton Sugar (can't spell it) uses, right?

10 Replies

1930 Views

Last post by Eddbot
Tue Mar 11, 2008 12:09 am
Air Compressor Corrosion

Last post by SpudMonster
Replies: 18
by elitesniper » Sat Mar 08, 2008 4:56 pm
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hey guys, the water drainer on my compressor just broke so i took it out and replaced it with a 1/4 ball valve do you guys think this is more...

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wind chill factor on the ice build up

You best be joking. It's decompressin cooling. VERY different than windchill.
18 Replies

4260 Views

Last post by SpudMonster
Mon Mar 10, 2008 10:26 pm
Opinions Needed on New Idea...

Last post by base45
Replies: 11
by fireman565 » Sun Mar 09, 2008 8:31 am

First post

Here's my objective... to be able to fire, let's say a golf ball 1800 ft., but also be able to fire a tennis ball at only 40 mph. From one extreme to...

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this is referring to my post right above jsr's

should make more sense now :shock: (ms paint is annoying!)

11 Replies

2573 Views

Last post by base45
Mon Mar 10, 2008 2:27 am
Attempt at a pneumatic cannon

Last post by aelous
Replies: 13
by aelous » Sun Mar 02, 2008 4:14 am

First post

I used to play with a combustion cannon that my father and I had made, now recently I have come across a need for a pneumatic cannon. I found a...

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I just checked and the grease is a fibrous sodium grease, anyone know if that'd cause problems?

It went through a rigorous test this weekend when I...

13 Replies

3073 Views

Last post by aelous
Mon Mar 10, 2008 12:57 am
my 5th cannon... pneumatic comes in 3 days so dont hate

Last post by scubadude2x9
Replies: 5
by scubadude2x9 » Sun Mar 09, 2008 8:15 pm

First post

it all started one cold night towards the end of last summer when my friend aaron came over with his little air cannon all it was was a piece of 1/2...

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Looks nice why do you have a pressure gauge on your barrel though?

if you look its actually in the chamber... chamber ends where the ball valve is....

5 Replies

1763 Views

Last post by scubadude2x9
Sun Mar 09, 2008 10:06 pm

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