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

838171 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

416147 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

351031 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

595293 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

317004 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

74225 Views

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

Topics

Real life rifle replica - anyone done something similar?

Last post by frankrede
Replies: 14
by Deactivated 1 » Thu Aug 10, 2006 6:30 am

First post

Deleted.

Last post

Eh... where the F are you getting the idea that the ATF cares what your gun looks like?
When I read the what atf says about spudguns it mentionmed...

14 Replies

5031 Views

Last post by frankrede
Fri Aug 18, 2006 9:23 pm
Blow Gun Malfunction.

Last post by MrCrowley
Replies: 3
by LucyInTheSky » Fri Aug 18, 2006 1:32 pm

First post

This is the blow gun which acts as the fill/exhaust for my quick exhaust valve. It fills from the bottom then I disconnect the compressor and pull...

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yeah depending on the size of your cannon you dont have to really go past 8bar

3 Replies

1884 Views

Last post by MrCrowley
Fri Aug 18, 2006 8:38 pm
.50" cal heavy bbmg

Last post by MrCrowley
Replies: 30
by Brian the brain » Sun Aug 06, 2006 5:50 pm
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Yes! A marble machine gun!!
All metal ofcourse!!

I bought a halon fire extinguisher at a flee market.
When I pushed that lever and saw the enormous...

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lol professional competition grade standard size marbles.

ill call my gun when it finishes PCGSMS.....
Professional
Competition
Grade
Standard...
30 Replies

10759 Views

Last post by MrCrowley
Fri Aug 18, 2006 8:23 pm
Question: CO2 and Pvc

Last post by pyromanic13
Replies: 8
by frankrede » Sat Aug 12, 2006 1:10 am

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When I use co2 in paintball my gun gets real cold. So if your using a pneumatic pvc gun and your source or air is co2 wouldnt it make your chamber...

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Ya I knew about the chart and used it on my new gun... notice I said
although the pressure scale is probebly with liquad and all (evaporated)

8 Replies

2944 Views

Last post by pyromanic13
Fri Aug 18, 2006 4:26 pm
Orbit Rain Master mod.

Last post by spudder1
Replies: 12
by spudder1 » Mon Aug 14, 2006 7:42 am

First post

Over the weekend i did the rain master NO DRILLING mod that was posted last week. Do any one no if the rod goes back when assembling.

Thanks for the...

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Dont know you, but your a pretty cool guy. Thanks for everything again, you have been great help to me. No all I need to do is find a little time and...

12 Replies

4618 Views

Last post by spudder1
Thu Aug 17, 2006 8:31 am
My 1st phneu 2nd cannon so far

Last post by rna_duelers
Replies: 3
by kwinche » Thu Aug 17, 2006 4:30 am

First post

Hay
This is my 1st pneumatic I is just a plain old inline im going to mod it in to a UO sniper with a stock but ATM I only had enough for the bare...

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Try modding the valve,they have way more power that way.

3 Replies

2123 Views

Last post by rna_duelers
Thu Aug 17, 2006 6:12 am
just passing my plans by you guys.

Last post by pyromanic13
Replies: 16
by pyromanic13 » Mon Aug 14, 2006 10:42 pm
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ignore the stuff on the right side it won't make sense you guys.

please tell me if I forgot any parts, or if I won't get decent range, ect......

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how big are the female ends for blowguns? (typicaly)
16 Replies

5202 Views

Last post by pyromanic13
Wed Aug 16, 2006 6:52 pm
Could I Please Get A GGDT Read Out?

Last post by rna_duelers
Replies: 8
by rna_duelers » Mon Aug 14, 2006 6:01 am

First post

I was wondering if someone could please use their GGTD to have a fps reading?The specs are as follows.

1/2 barrel at 90cm.
1inch modded sprinkler...

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Nah,but i was hoping for atleast 550fps and after i saw that pneumatic called the gas sampling gun getting to 800fps(kinda copeid design) i was...

8 Replies

2288 Views

Last post by rna_duelers
Wed Aug 16, 2006 12:57 am
where do you get that trigger

Last post by carlbelcher
Replies: 5
by mysterymeat201 » Tue Aug 15, 2006 6:04 pm

First post

i see that some people put a trigger on their sprinkler valve. im kind of new so easy locations (hardware stores, etc.) would be good for me

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There's an echo in this topic...

5 Replies

2577 Views

Last post by carlbelcher
Tue Aug 15, 2006 6:28 pm
I think this might work and solve the portable dilemma...

Last post by BC Pneumatics
Replies: 20
by spudkpi » Sun Aug 13, 2006 6:48 pm
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Okay so the picture explains most everything but what you do is open the ball valve and fill the chamber up with some water then drop in some dry...

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It is rather stupid IMHO, not for safety risks, but becasue there are much cheaper/easier/quicker ways.
20 Replies

8139 Views

Last post by BC Pneumatics
Tue Aug 15, 2006 5:33 pm
Pneumatic Cannon + Dirt Explosion

Last post by Mihlrad
Replies: 14
by fencinggoldie » Sat Aug 12, 2006 6:25 pm

First post

I'm a filmmaker and one scene in an upcoming movie requires dirt explosions. I was thinking of building a simple, cheap pneumatic cannon, putting...

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the thunderpipe only uses the sprinkler valve for a burst of air, the entire purpose of it is to make explosive effects, literally. It uses kerosene...

14 Replies

6308 Views

Last post by Mihlrad
Sun Aug 13, 2006 9:55 pm
bike pump

Last post by noname
Replies: 22
by sum_kid » Mon Jul 31, 2006 11:13 pm
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srry for the stupid question but is it only mine or are all the little hand bike pumps not good? cuss after about 10 pumps in a coke bottle it start...

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It's going to be an Uzi and it has a spring powered piston fed handle mag plus the actual vortex chamber. I may leave off the air tank because now...
22 Replies

8107 Views

Last post by noname
Sun Aug 13, 2006 7:37 pm
Valves

Last post by mark.f
Replies: 5
by WOW!! » Fri Aug 11, 2006 3:24 pm

First post

Iam makeing a new cannon 76 of 4 pipe. I am going to do a over under desgin with a 10' 2'' barrel. I wanted to make a piston valve but to much money....

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A simple barrel sealing piston doesn't need O-rings. It just needs to fit good enough so that equalization is slow enough to actuate properly.

Just...

5 Replies

2720 Views

Last post by mark.f
Sun Aug 13, 2006 7:05 am
Soda Stream as air source?

Last post by )DEMON(
Replies: 5
by )DEMON( » Fri Aug 11, 2006 12:51 pm

First post

Could you use a soda stream bottle as an air source? I have not been able to find anything of value by Google. What kind of fittings do you need?...

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Ebay is cheap but they don't ship to South Africa. How much would shipping cost for something like that anyway?

5 Replies

2970 Views

Last post by )DEMON(
Sat Aug 12, 2006 2:31 pm
2 Chambers

Last post by MrCrowley
Replies: 7
by spud man » Thu Aug 10, 2006 2:47 pm

First post

If you had two chambers rather then one on a pneumatic would it more powerful then if you had one chamber. And if so is it worth putting an extra...

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i can sacrifice portability over power anyday :twisted:

7 Replies

3528 Views

Last post by MrCrowley
Fri Aug 11, 2006 7:43 pm
Nerf Saber

Last post by Bluetooth

by Bluetooth » Fri Aug 11, 2006 7:00 pm

My newest pneumatic idea, the Nerf Saber . It has a 9/16 bore 12 long brass barrel with a brass male adapter going into a .5 sprinkler valve then...

0 Replies

3008 Views

Last post by Bluetooth
Fri Aug 11, 2006 7:00 pm
Heating a Pneumatic

Last post by killagorrila99
Replies: 9
by cannon freak » Wed May 17, 2006 5:40 pm

First post

If you were to cover the inside of your pressure chamber with some kind of heat insulation and then take something like small hot plate or something...

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why not use metal/copper pipe? cant beleive no one thought of that

9 Replies

3645 Views

Last post by killagorrila99
Fri Aug 11, 2006 6:53 pm
Steel Pneumatic

Last post by boilingleadbath
Replies: 5
by Anon » Thu Aug 03, 2006 11:08 pm

First post

Ok so tonight I was talking with my dad about building my next cannon and I said I needed some sch 40 PVC which is expensive because the only close...

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That's not really true with steel pipe, spudstuff.

Anyway, I'd sugest going with a triggered burstdisk.
Very high flow for pretty low prices, and is...

5 Replies

2432 Views

Last post by boilingleadbath
Fri Aug 11, 2006 1:15 pm
Attaching a pressure gauge

Last post by -1
Replies: 3
by -1 » Fri Aug 11, 2006 9:12 am

First post

For my chamber iv'e got a t piece coming out that reduces to a 0.5 / 15mm end cap where i'm going to put the pressure gauge. I have all the parts but...

Last post

Can't belive i didn't think of a rubber seal.

Thanks for the quick replies.

3 Replies

2173 Views

Last post by -1
Fri Aug 11, 2006 9:37 am
My First Coaxial... Many Pics AND NEW VIDEO!!!

Last post by spudkpi
Replies: 24
by spudkpi » Wed Aug 09, 2006 9:01 pm
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This is my first Barrel Sealing Coaxial Piston Cannon I have created and i think that I actually had more fun building it than I do firing it. It is...

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If your talkign about 12 gram Co2 tanks I have none.
24 Replies

8368 Views

Last post by spudkpi
Thu Aug 10, 2006 7:26 pm
Piston seeling idea

Last post by MrCrowley
Replies: 8
by MrCrowley » Thu Aug 03, 2006 2:33 am

First post

on BC's video of how to make a piston which im going to replicate but make it slightly bigger, he uses a piece of rubber to seel the barrel, i was...

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hey,yeah i used the mousepad and a spring as the bumper and this rubber matress stuff like neoprene for the seal and it seals perfect.

8 Replies

3519 Views

Last post by MrCrowley
Thu Aug 10, 2006 2:42 pm
Push Button Sprinkler Valve

Last post by WOW!!
Replies: 15
by IWish4A69Camaro » Mon Aug 07, 2006 11:25 am
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Does anyone know how the guy over at spudtech.com get his sprinkler valves to open with just a push button and no circuitry i cant quit figure it...

Last post

Yep it is
15 Replies

6670 Views

Last post by WOW!!
Thu Aug 10, 2006 1:11 pm
Help with my Pnuematic cannon

Last post by BC Pneumatics
Replies: 7
by SCrid2000 » Tue Aug 08, 2006 5:03 pm

7 Replies

3441 Views

Last post by BC Pneumatics
Thu Aug 10, 2006 12:32 pm
Rain Bird CP100 valve

Last post by spudder1

by spudder1 » Thu Aug 10, 2006 9:17 am

Does anyone use the Rain Bird CP100 out here. How does it work. Seems to me that the valve is slow. Whick valve is everyone using?

Thanks for the...

0 Replies

2339 Views

Last post by spudder1
Thu Aug 10, 2006 9:17 am
slow releasing problem

Last post by MrCrowley
Replies: 8
by iamquaker » Tue Aug 08, 2006 11:26 pm

First post

ok i built a gun using the sprinkler valve, and used 3 9 volt batteries to trigger the solanoid. it worked great for about 2 hours then stopped...

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....and going and going and going and going.......SMASH!!!! you hit a window 300yards down the road :twisted:

8 Replies

3064 Views

Last post by MrCrowley
Wed Aug 09, 2006 11:40 pm

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