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

891383 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

433796 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

366052 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

611299 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

325676 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

77263 Views

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

Topics

High power questions

Last post by jackssmirkingrevenge
Replies: 18
by NewB » Sat Oct 13, 2007 9:41 pm
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I want to make a high powered 223 cal. gun and I have some questions.
What type of pipe should I use?
What type of valve should I use?

I would like...

Last post

find yourself a thread in .223 barrel instead of trying to make your own.

Since spudguns work at much lower pressures than 0.223 rifles, I think...
18 Replies

6111 Views

Last post by jackssmirkingrevenge
Tue Oct 16, 2007 1:30 am
Highest Velociy

Last post by MrCrowley
Replies: 11
by Quark » Sun Oct 14, 2007 7:13 pm

First post

i'm interesting in achieving a very high velocity for a pneumatic setup, i was thinking something like 1000+fps
anyone who has done some real...

Last post

Top of the page, below the button 'Forum'.

11 Replies

2810 Views

Last post by MrCrowley
Tue Oct 16, 2007 12:05 am
will this work?

Last post by Hubb
Replies: 13
by th3p0p0 » Sun Oct 14, 2007 11:26 pm

First post

i have no idea what to get so i thought i wold ask here. i want to use my 20oz co2 bottle but im not shure if thats what i need and it there any...

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I apologize. It is outgoing pressure. But, still, the Evil regulator is not compatible with CO2. Your best bet is Palmer's.

13 Replies

3254 Views

Last post by Hubb
Mon Oct 15, 2007 9:13 pm
Paintball Gun

Last post by silverdooty
Replies: 5
by Modderxtrordanare » Wed Oct 10, 2007 6:51 pm

First post

For all of you who haven't ever seen a gun from me. I was randomly looking through my computer, and found some pictures of my paintball gun.

(I...

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110 views and only two real comments. thanks for pulling me away from other better guns. you couldn't edit your original post to include your bump?

5 Replies

3555 Views

Last post by silverdooty
Mon Oct 15, 2007 8:10 pm
Mauler Valve

Last post by octane89
Replies: 4
by dapallox1 » Sun Oct 14, 2007 11:48 pm

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Are there any instructions posted already on how to create a mauler valve?

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Look at the wiki on forums main page, there some info on them but you'd be better of making a supah valve. There are pictures in the wiki of one with...

4 Replies

3187 Views

Last post by octane89
Mon Oct 15, 2007 3:03 pm
Sprinkler Valve 3/4 Orbit

Last post by SpudUke5
Replies: 6
by Chuck » Fri Oct 12, 2007 12:36 pm

First post

My valve want seal the air comes out the barrel. I hooked direct air supply to the back of valve. It still leaks. I modified it as directed on the...

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Yep i remeber when i had these same problems with the exact same type of sprinkler and same size :( Yes make sure you do what octane says, it will...

6 Replies

2437 Views

Last post by SpudUke5
Mon Oct 15, 2007 2:01 pm
Pneumatic Cannon Theory Help (Internal Ballistics)

Last post by jimmy101
Replies: 6
by wannabe_genius » Sun Oct 14, 2007 10:19 pm

First post

I have built a pneumatic potato/tennis ball lancher (with compressed air). I need to develop theory (i.e. equations and formula) to determine the...

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Modelling the internal ballistics of a gun, particularly a compressed air gun is non-trivial. GGDT contains some pretty heavy duty mathematics and...

6 Replies

6902 Views

Last post by jimmy101
Mon Oct 15, 2007 12:30 pm
the first firing...

Last post by kaiser271
Replies: 6
by kaiser271 » Wed Oct 10, 2007 1:25 am

First post

i have been checking out this site for a while now but never posted. a couple of weeks ago i was inspired to make a pneumatic cannon, so i did. once...

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i finally put up some pics of my rifle. unfortunately no damage pics yet, but those will come soon i hope.

6 Replies

2223 Views

Last post by kaiser271
Mon Oct 15, 2007 12:23 pm
Cad drawing project (PCP airgun)

Last post by Necrosis
Replies: 24
by Necrosis » Mon Oct 08, 2007 12:35 pm
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I am looking for some help!

Mainly in valve choise.
And how to trigger this stuff.

This thread is also a container of stuff I am going to model.

I...

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Bumpedy bump, Exactly how would I get the air into the chamber? with a schrader valve?

And if so, does anyone have the dimensions to such an...
24 Replies

15859 Views

Last post by Necrosis
Mon Oct 15, 2007 8:14 am
pneumatic skewer sniper rifle bolt action

Last post by rhys_pesantsrevolt
Replies: 31
by rhys_pesantsrevolt » Thu Aug 30, 2007 9:16 pm
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having trouble with how to shoot skewers from the pneumatic i will put a diagram of the sniper up in under 7 hours

Last post

k so a rubber hop up
im thinking of getting a scope and attaching it
31 Replies

8222 Views

Last post by rhys_pesantsrevolt
Mon Oct 15, 2007 4:18 am
My new gun, and questions.

Last post by Insomniac
Replies: 6
by Insomniac » Sun Oct 14, 2007 2:37 am

First post

Well it is nothing special but today I decided to get the valve part of my old gun and attach it to a poly chamber and shorter barrel. This was for...

Last post

Well today I went and got a metal valve, it is a little harder to open than the plastic one because of the shape of the lever, but I like it anyway...

6 Replies

2370 Views

Last post by Insomniac
Mon Oct 15, 2007 2:06 am
Foam Discarding Sabots

Last post by c19o
Replies: 9
by c19o » Sun Oct 14, 2007 11:06 pm

First post

I was making sytrofoam wheels for my science project and i thought of using one of them for a sabot or wadding.
Heres some pics of how i made...

Last post

the harder type of foam(I forgot what it is called, sometimes used to hold flower arrangements together? I get it at Michael's) will succumb just...

9 Replies

2283 Views

Last post by c19o
Sun Oct 14, 2007 11:47 pm
Building my first cannon! Need advice..

Last post by th3p0p0
Replies: 3
by gwoloshyn » Sun Oct 14, 2007 9:00 pm

First post

Hey everyone, I've bought parts for my first pneumatic im planning on building. I'm using a sprinkler valve with the electric solenoid thingy on it...

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ummm ok don't use the pipe and use primer and its not nice to shoot things in to your neighbors yard :wink: . but for real don't use that pipe its...

3 Replies

1227 Views

Last post by th3p0p0
Sun Oct 14, 2007 9:07 pm
piston leaks

Last post by gwoloshyn
Replies: 4
by pat123 » Wed Oct 10, 2007 4:58 pm

First post

my piston is leaking on the back where the schrader and the ball valve is connected. I used epoxy and silicone sealant around them i also think it is...

Last post

Yup, sealing from the outside doesn't do much good. Applying epoxy to the inside has always worked well for me :)

4 Replies

1331 Views

Last post by gwoloshyn
Sun Oct 14, 2007 8:55 pm
PVC Grease/lubricant?

Last post by gwoloshyn
Replies: 16
by gwoloshyn » Fri Oct 12, 2007 3:43 pm
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I put this in the pneumatic section because most people use grease of some sort to lubricate their piston valve. Which type of grease do you use and...

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Good news! I just finished my THIRD attempt at a piston cannon, and it worked! Its loud as hell... I used white lithium grease, not the spray kind,...
16 Replies

10250 Views

Last post by gwoloshyn
Sun Oct 14, 2007 8:44 pm
sprinkler.com

Last post by PVC Arsenal 17
Replies: 2
by Pyr0man1ac » Sat Oct 13, 2007 9:36 pm

First post

I wasn't quite sure by how they stated the information on their website.

Sch 40 Fittings-
Schedule 40 (Sch 40) fittings are rated on wall...

Last post

Everything you buy from Sprinkler.com is pressure rated. Ordered from them loads of times. Only thing that bothers me is that all the fittings are...

2 Replies

830 Views

Last post by PVC Arsenal 17
Sun Oct 14, 2007 4:39 pm
Error in Build, anything I can do?

Last post by Pyr0man1ac
Replies: 7
by Pyr0man1ac » Sun Oct 14, 2007 1:40 pm

First post

I accidentally glued a non pw part onto the input of my sprinkler valve. Technically, the only part of the valve that would have pressure is the...

Last post

thanks very much everyone.

7 Replies

1667 Views

Last post by Pyr0man1ac
Sun Oct 14, 2007 3:04 pm
8mm Copper Piston Valve Gun Help

Last post by Marco321
Replies: 12
by Marco321 » Sat Oct 13, 2007 1:01 am

First post

Hey
I'm planning on making a copper piston valved 8mm rifle. I was inspired by BTB to make the stock out of wood. I was inspired by Mitch's copper bb...

Last post

Type K has the highest pressure rating, but is difficult to find.
Type M has a lower pressure rating, but is easy to find.
Type L is somewhere in...

12 Replies

2988 Views

Last post by Marco321
Sat Oct 13, 2007 7:17 pm
pnt ball gun

Last post by benstern
Replies: 3
by cannonmechanic » Sat Oct 13, 2007 6:02 pm

First post

this is my paint ball gun i made and i kno its crappy its my first one leave me a comment :)

Last post

Please take proper pictures next time. Cell Phone cameras are not acceptable for showing off cannons and guns.

3 Replies

1092 Views

Last post by benstern
Sat Oct 13, 2007 7:13 pm
Pneumatic CO2 T-Shirt Cannon

Last post by veginator
Replies: 20
by helluvamatt » Sun Oct 07, 2007 7:52 pm
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Pneumatic CO2 T-Shirt Cannon

This is what happens when an ACE Hardware Employee / Teenager is bored.

Overall Length: 5' 3
Fuel: CO2 @ 800 PSI...

Last post

Seriously cut off the DWV I accidentaly made a DWV chamber for my pneumatic and after a few days at my friends house the reducer bushing cracked.
20 Replies

10928 Views

Last post by veginator
Sat Oct 13, 2007 4:35 pm
Website where you can buy large pw parts

Last post by Pyr0man1ac
Replies: 11
by Pyr0man1ac » Thu Oct 11, 2007 8:53 pm

First post

Does anyone know a website that sells large (4 dia) pvc fittings that are nsf-pw? Does ace harware resellers sell them? Thanks

Last post

Are all of the 4 fittings on sprinkler.com 220 psi? I think that is what it says, but I don't know.

11 Replies

3338 Views

Last post by Pyr0man1ac
Sat Oct 13, 2007 12:27 pm
marble rifle

Last post by pat123
Replies: 22
by pat123 » Mon Jul 09, 2007 2:27 pm
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thanks to everyone who helped me build it. this is my first pneumatic it is about 5 feet long. please give me any ideas to make it better

there is...

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the mag was of centered. I have changed it some I will post new pics soon. the mag now is pointed down and you rotate it up for a marble to fall in.
22 Replies

6731 Views

Last post by pat123
Sat Oct 13, 2007 8:03 am
New T shirt cannons

Last post by tsb
Replies: 8
by turbohacker » Wed Sep 26, 2007 10:16 pm

First post

I have been very busy building cannons for schools lately. I have just finished a confetti lancher aswell.

The firt gun in the photo is my 4...

Last post

Nice, you need a new camera :D

Cheers,
tsb

8 Replies

3795 Views

Last post by tsb
Sat Oct 13, 2007 6:31 am
Mitch's metal bb gun - Stage 2

Last post by Redcoat
Replies: 24
by Mitchza89 » Thu Oct 11, 2007 8:20 pm
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G'day guys,

This is the latest version of the gun. I've mounted the shock pump and have greatly decreased the the chamber size. I regularly fire it...

Last post

[qu
Or rather, pump with the hand you don't use for masturbating - that way, you'll build up muscles evenly between left and right and people won't...
24 Replies

8226 Views

Last post by Redcoat
Sat Oct 13, 2007 4:08 am
qev how to?

Last post by th3p0p0
Replies: 13
by th3p0p0 » Tue Oct 09, 2007 3:51 pm

First post

well i got my valve's to day. they are 1/8 wich is fine now i can hide it in the body of the gun. but i have a ? how do you fill it? i have pics...

Last post

i got them on ebay for dirt cheep. and i just made a gun with one of them and its pig nasty( very powerful). and it seems to have more power then a 1...

13 Replies

2721 Views

Last post by th3p0p0
Fri Oct 12, 2007 10:56 pm

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