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

1201279 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...

Last post

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

604766 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

857657 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...

Last post

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

1020583 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

392533 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

100022 Views

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

Topics

profs burst disk gun (copy of dungdue's)

Last post by Bluetooth
Replies: 10
by ProfessorAmadeus » Thu Dec 21, 2006 7:52 pm

First post

This is a copy of dung dues ghetto gun. Nothing to say about it but the burst disk is made out of tin foil.

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Im not sure but I think it may just be the cap with a hole drilled in it and the pipe is just glued in or just duct taped.

10 Replies

3886 Views

Last post by Bluetooth
Thu Dec 21, 2006 10:01 pm
extreme ghetto burst disk gun

Last post by killagorrila99
Replies: 9
by dungdue0 » Thu Dec 21, 2006 6:17 pm

First post

Not much to say about it, didn't cost me a thing and it doesn't use a union. The bottle and bottle cap are the chamber and a union, the burst disks...

Last post

Cool, I made one too. We sure can copy eachother fast. :lol:

9 Replies

3809 Views

Last post by killagorrila99
Thu Dec 21, 2006 9:20 pm
Squeak's Second(and first practical) Gun

Last post by squeaks
Replies: 13
by squeaks » Wed Dec 20, 2006 6:55 pm

First post

Ok, so here it is. It has a 4'10 x3 chamber and a 4'10 x2 barrel. The valve is a 2 porting barrel sealing piston. It has 2 o-rings to increase...

Last post

Wood holds up great. Plus the caulk pad takes most of the impact.

13 Replies

5008 Views

Last post by squeaks
Thu Dec 21, 2006 7:47 pm
SG PaintBall Rifle

Last post by MrCrowley
Replies: 23
by MrCrowley » Sat Dec 09, 2006 11:15 pm
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My New PaintBall rifle: (SG=Schutzgewehr(Guard gun :wink: )

Chamber:1kg dry powder fire extinguisher
Barrel:100cm long 15mm dia PN18 paintball...

Last post

my barrel is over 1metre :? I'll mess around with GGDT but I do'nt feel like spending $30 on 15mm pipe($20 per metre.....expensive I know) Maybe my...
23 Replies

8459 Views

Last post by MrCrowley
Thu Dec 21, 2006 2:20 am
Sprinkler or QEV?

Last post by Hotwired
Replies: 3
by PVC Arsenal 17 » Wed Dec 20, 2006 8:26 pm

First post

I'm debating which to use to vent my Omega cannon once it's done.
I already have a 3/4 QEV and have already bought a 3/4 tap.

So, do I keep it and...

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Use the QEV, you've already got it and the sprinkler isn't going to work as well.

3 Replies

1209 Views

Last post by Hotwired
Wed Dec 20, 2006 8:32 pm
Steel Panther: The Beginnings

Last post by Kobl
Replies: 3
by Kobl » Mon Dec 18, 2006 5:50 pm

First post

Its final. An all new all stainless steel mini pneumatic is coming up! Just ordered the parts from McMaster Last night. I will also be purchasing a...

Last post

Alright, parts came today, got it all assembled, looks great! Now all I need is some really good ammo that fits 1/8 nipple. As I just found out, it...

3 Replies

1291 Views

Last post by Kobl
Wed Dec 20, 2006 3:21 pm
Dan003400's First Pneumatic Gun

Last post by spit_spud
Replies: 14
by Dan003400 » Mon Oct 09, 2006 1:34 am

First post

this gun is gay!

have lathe now!!

Last post

your using dwv, and put a block at the top of your chamber connecting to the middle of your barrel, remember your using dwv it may snap or crack...

14 Replies

4367 Views

Last post by spit_spud
Wed Dec 20, 2006 12:28 pm
GB Cannon

Last post by noname
Replies: 21
by PCGUY » Sat Feb 05, 2005 4:17 pm
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GB Cannon

Provided By Boogieman -

Ebay is to blame for this one! I saw some Goyen quick exhaust valves on Ebay. They were going at a ridiculously...

Last post

And spit_spud calls other people noobs.
21 Replies

17194 Views

Last post by noname
Tue Dec 19, 2006 2:30 pm
co2 powered

Last post by MrCrowley
Replies: 32
by sergeantspud2 » Fri Jul 08, 2005 9:54 am
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this is my first co2 gun and it turned out pretty well. it is made of pvc painted black. i haven't got the psi on it yet i need to get a gauge. it...

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You shouldn't use co2 with sprinkler valves, like pvc they are brittle and cold when used with co2 and are dangerous to use in that state.
32 Replies

15036 Views

Last post by MrCrowley
Tue Dec 19, 2006 5:43 am
Diaphram Question

Last post by Insomniac
Replies: 8
by Insomniac » Mon Dec 18, 2006 7:00 pm

First post

I have a question about diaphram valves. I have read the wiki but still can't find an answer.
What I want to know is if the diaphram is 'fixed' or...

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Yeah, It seems like the fixed diaphram would be better because it could be made of more flexible rubber and would be pretty well sealed save for an...

8 Replies

3624 Views

Last post by Insomniac
Tue Dec 19, 2006 12:53 am
Stuff's New Gun

Last post by MisterSteve124
Replies: 31
by SpudStuff » Fri Dec 15, 2006 2:46 am
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This is the gun I was given funding for. I recieved the money for this for my 15th birthday.
4 x24 SCH 40 PVC Chamber
2.5 x66 SDR 21 Barrel
Piston...

Last post

no 160 but he says he can't wait till he pumps it to 35psi so I doubt hes going to 200 and that pressure gauge does not cost 200 bucks unless it...
31 Replies

11123 Views

Last post by MisterSteve124
Mon Dec 18, 2006 9:49 pm
Juscuz's Pneumatic

Last post by Dan003400
Replies: 13
by PCGUY » Sat Feb 05, 2005 5:49 pm

First post

JUSCUZ PNEUMATIC

Provided By - Juscuz's

3 x 32 chamber
2 x 48 barrel
3/4 modified sprinkler valve

Last post

clear pirmer will make it look 100 times better

13 Replies

11752 Views

Last post by Dan003400
Mon Dec 18, 2006 6:42 pm
Paint ball RIFLE

Last post by judgment_arms
Replies: 41
by judgment_arms » Wed Dec 06, 2006 8:02 pm
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Now before you read any farther fallow this link and read all of my posts:

Ok now then to clear up any misconceptions,
One: I’m not saying to use a...

Last post

*slaps head on wall* it worked this time, but it didn’t all the other times I tried it.
Can’t even get google to work, I’ve got to be three rounds...
41 Replies

9664 Views

Last post by judgment_arms
Mon Dec 18, 2006 1:51 pm
SPMP (Scrap Parts Mini Pneumatic)

Last post by Dan003400
Replies: 7
by TfAv1228 » Sun Feb 26, 2006 11:46 pm

First post

The only thing I had to buy for this gun was the ball vavle. My chamber is a 12 x 1-1/2 sch40 and my barrel is 7-1/2 x 1/2 sch(something it fits in...

Last post

i like this because it is like not big lol

7 Replies

4033 Views

Last post by Dan003400
Mon Dec 18, 2006 12:38 am
Which QEV

Last post by sjog
Replies: 8
by Bluetooth » Sat Dec 16, 2006 4:26 pm

First post

Would the McMaster part no. 4702K49 hot water QEV work for a pnematic? I could jest pick the highest preset and manually vent it.

Last post

I've been to page 913 ,McMasters, I do not see any moving parts.
How do they operate?
Was looking to use 3/8 QEV to vent sprinkler valve but can't...

8 Replies

2499 Views

Last post by sjog
Sun Dec 17, 2006 6:51 pm
Toolies piston idea

Last post by sgehring
Replies: 6
by squeaks » Sun Dec 17, 2006 10:40 am

First post

Okay, for those of us who haven't seen the toolies piston, here it is.

I happen to have 2-4' sections of 4 pipe. My idea is to make two freakin'...

Last post

thanks for the link to the site. Hadn't seen the idea before and I like it. Will be giving it a try and doing some comparsions.

6 Replies

1739 Views

Last post by sgehring
Sun Dec 17, 2006 12:29 pm
ID these valves

Last post by Biopyro
Replies: 4
by Biopyro » Fri Dec 15, 2006 10:14 am

First post

I recently got hold of some pneumatic stuff from an old household plumbing system but it don't know what they are.
I think the black kite handle one...

Last post

Why would you have a QEV in a home plumbing system? attached to a boiler?
You might be right, but i doubt I'll be able to use them. I think im gonna...

4 Replies

1572 Views

Last post by Biopyro
Sun Dec 17, 2006 6:24 am
FINALLY!!!!

Last post by squeaks
Replies: 6
by squeaks » Fri Dec 15, 2006 8:15 pm

First post

I've finally made my piston valve and got it to work consistantly. On my first gun I made a chamber sealing one, but the face or the o-rings never...

Last post

Well, now that I've screwed up so many times I've found every way not to make a piston valve. I figure I could probably make one in a day or so now....

6 Replies

1998 Views

Last post by squeaks
Sat Dec 16, 2006 6:53 pm
cool valve

Last post by ProfessorAmadeus
Replies: 7
by Deko » Sat Dec 16, 2006 12:46 pm

First post

i want to put a valve on a cannon like this one: im not trying to copy this cannon i just want to get a valve like the one on it

how could i get a...

Last post

This link might help if you learn better by looking at pictures.

7 Replies

2180 Views

Last post by ProfessorAmadeus
Sat Dec 16, 2006 4:07 pm
valve

Last post by sgort87
Replies: 8
by roughboy » Fri Dec 15, 2006 1:26 am

First post

I already read all those other sprinkler valve modifications on this sites and can't beleave how easy it is, or im i missing something? So after i...

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McMaster.com. search for 913 that's the page number its on. The QEVs you want are listed on the very bottom of the page. Shipping is generally $4 and...

8 Replies

2850 Views

Last post by sgort87
Sat Dec 16, 2006 3:20 pm
NPT fitting

Last post by MrCrowley
Replies: 6
by roughboy » Fri Dec 15, 2006 10:26 pm

First post

Do (male spigot to female NPT fitting) come in metal or just PVC?

Last post

Metal spigot fittings are made. They are meant to be welded in place, just not with solvents.

I thought you can get some copper solvent welding...

6 Replies

2348 Views

Last post by MrCrowley
Sat Dec 16, 2006 2:04 pm
blowgun to valve

Last post by Rudesill Ballistics
Replies: 5
by roughboy » Fri Dec 15, 2006 10:32 pm

First post

The sprinkler valve has a solinoid. Can i remove the solinoid then drill a hole were the solinoid used to be then attach a blowgun? thanx!!

Last post

I've done it that way, but I widen the hole a bit before calling it done though. I've had to glue fittings in the solenoid port the last few times. I...

5 Replies

1913 Views

Last post by Rudesill Ballistics
Sat Dec 16, 2006 2:44 am
guide rod

Last post by MrCrowley
Replies: 1
by roughboy » Fri Dec 15, 2006 10:23 pm

First post

Inside my sprinkler valve there is a guide rod. My question is, is the guide rod important or should i cut the guide rod then drill the blowgun hole?...

Last post

spudstuff has a way of modding the guide rod by bending one end into an 'L' shape,placing the guide rod back in then bending the other end into an...

1 Replies

1739 Views

Last post by MrCrowley
Sat Dec 16, 2006 1:23 am
(crappy) Piston Valve Animation

Last post by PVC Arsenal 17
Replies: 17
by PVC Arsenal 17 » Mon Dec 04, 2006 3:39 pm
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I'm new at this and I know it isn't great but I need stuff to animate for practice.

Anyway, maybe this could help somebody:

Last post

I used some demo of Zoner 5 something or other.

Believe me though, I put barely any effort into this. I was just screwing around seeing how it...
17 Replies

4225 Views

Last post by PVC Arsenal 17
Fri Dec 15, 2006 3:24 pm
c:b ratios

Last post by Deko
Replies: 3
by Deko » Thu Dec 14, 2006 6:39 pm

First post

this is a n00b question but i wont learn if i dont ask so,
what is the ideal c:b ratio for pneumatics?

Last post

ok thanks for your help guys

3 Replies

1422 Views

Last post by Deko
Fri Dec 15, 2006 7:54 am

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