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

1206894 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

606539 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

859099 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

1022372 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

393309 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

100370 Views

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

Topics

Breach loading

Last post by psycix
Replies: 1
by ralphd » Mon Feb 16, 2009 9:31 pm

First post

For my breech loading launcher I plan to drill a hole big enough for a tennis ball to be loaded in the barrel and have a sleeve made from a piece of...

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;)

Making sure it is tight (duct tape) or even better: o-rings will stop leakage.
Note that even if there is a tiny bit of leakage, this is...

1 Replies

1070 Views

Last post by psycix
Tue Feb 17, 2009 3:50 pm
1.5 piston coax

Last post by jonnyboy
Replies: 23
by jonnyboy » Sun Feb 15, 2009 6:03 pm
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This is my first working piston gun. The chamber is 1.5 inch pvc and the barrel is .75 inch pvc. The gun was designed to shoot primarily empty co2...

Last post

his expression was priceless. He said why do you need one it's the middle of winter?
So what did you answer to that? :lol:

Good luck on the epoxy....
23 Replies

10249 Views

Last post by jonnyboy
Tue Feb 17, 2009 3:09 pm
taking a shot ...

Last post by MRR
Replies: 4
by tape fist » Sun Feb 15, 2009 3:48 am

First post

I`ve only experimented with PVC pneumatic cannons and wanted to broaden my horizons and make a copper one.I was wondering by what you see in my...

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That's pretty the same gun that i build. I always had trouble with the ,full body, hot glue piston and a blow gun. It simply didn't produced enough...

4 Replies

2769 Views

Last post by MRR
Tue Feb 17, 2009 2:58 pm
.700 Desert Storm

Last post by Pookydarts
Replies: 17
by Pookydarts » Mon Feb 16, 2009 4:45 am
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Hi Guys! (And girls?)
Okay, I've been holding out on you, I've been working on this new project for a few weeks now and really wanted to wait 'til...

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Cheers for the link Jack!
It would appear to be about a 13 and a 1/2 gauge... :?
I'll have another look through the shed, it must have been some...
17 Replies

10498 Views

Last post by Pookydarts
Tue Feb 17, 2009 4:13 am
My Highlighter Gun

Last post by jackssmirkingrevenge
Replies: 7
by jor2daje » Mon Feb 16, 2009 9:38 pm

First post

I saw jsr pen gun and decided I wanted to try my own. The only tubing I had was some .177 bb tube so i fit it inside a pink highlighter. For a piston...

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I'd mind that chamber though, especially seen as it's probably a hard plastic that will shatter rather than split on failure

here here, beware teh...

7 Replies

2154 Views

Last post by jackssmirkingrevenge
Tue Feb 17, 2009 4:01 am
S.W.A.T gun by schmanman

Last post by Brian the brain
Replies: 87
by schmanman » Sat Apr 08, 2006 2:46 pm
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Updated Pictures of schmanman's 18 foot pneumatic.

I recently repainted it. It is pictured here with the 10' long, 3 diameter barrel,the 15' long 4...

Last post

And suddenly the biggest pneumatic on spudfiles is alive and kicking again.

Nice to see you are still around!

This thread deserves a sticky btw....
87 Replies

38435 Views

Last post by Brian the brain
Mon Feb 16, 2009 4:12 pm
jamming

Last post by SpudsMcGee
Replies: 4
by tape fist » Mon Feb 16, 2009 12:35 am

First post

I made my first bbmg out of scrapped guns but it kept jamming so i placed a plastic cone in it and it hasn't jammed so far but i wanted to know...

Last post

Yeah what they said...

4 Replies

1474 Views

Last post by SpudsMcGee
Mon Feb 16, 2009 12:29 pm
pac 12 mm

Last post by john bunsenburner
Replies: 14
by julien_62 » Thu Jan 29, 2009 4:08 am

First post

hello,
this is my airgun with quick exhaust valve
It's full metal

features:
-(qev perso) 3/4
-bi pod
-barrel diam.10 mm
-operating pressure: 13...

Last post

ok thnaks alot, i wasn't quite sure..

14 Replies

4336 Views

Last post by john bunsenburner
Mon Feb 16, 2009 10:58 am
Sticks Copper gun

Last post by Sticky_Tape
Replies: 13
by Sticky_Tape » Sat Feb 14, 2009 12:54 pm

First post

This is my copper gun it can operate anywhere from 50psi to 400psi. It has a friction locking breech, a stock made from steel fittings, a ballvalve...

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Well, you fill the gun through the quick connect on the bottom of the stock and there is a bv close to the 1/4'' tee where once you reach the...

13 Replies

4537 Views

Last post by Sticky_Tape
Mon Feb 16, 2009 6:50 am
Railgun injector

Last post by rp181
Replies: 16
by rp181 » Sun Feb 08, 2009 9:57 pm
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Finished the injector. Works well (enough). The valve is a triggered burst disc in a 3/4 union. Chamber is dual 2.3ft .5 PVC. The injection part of...

Last post

I might try inductor later.
I totally forgot about the insulating =( wish you said that earlier. I pushed it all together and can't get it open =/ I...
16 Replies

7444 Views

Last post by rp181
Sun Feb 15, 2009 7:46 pm
burst disc nail gun

Last post by psycix
Replies: 15
by Cosmic Muffin » Wed Jan 14, 2009 9:53 pm
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this is just a parts gun, kinda ghetto
whipped it up when i was sh!t bored yesterday.
i made this dart from a presta valve cap and a nail, put it...

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Tires of racingbikes are pumped up harder, and thats where shock pumps come in.
Though when you break a pump by exceeding its max pressure, sometimes...
15 Replies

4986 Views

Last post by psycix
Sun Feb 15, 2009 12:02 pm
one day at

Last post by sputnick
Replies: 32
by tape fist » Sat Feb 14, 2009 5:01 am
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one day when i was out and about i saw a someone drinking out of one of these metal water bottles and got to thinking could it be used as an air...

Last post

well if water is the issue, and the paint is water tight, then I would imagine that yes it is that easy.

Of course, I also imagine you could not use...
32 Replies

7382 Views

Last post by sputnick
Sun Feb 15, 2009 11:12 am
Anti-Personnel Mine

Last post by jonnyboy
Replies: 28
by singularity » Sun Jul 22, 2007 3:18 pm
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Problem: bolt action airsoft snipers suck at close range no mater how much power they have, especially against AEGs

Solution: a remotely detonated...

Last post

would the cell phone batteries have enuf power to trigger a solenoid

No you need about 24 volts for a sprinkler valve.
28 Replies

12106 Views

Last post by jonnyboy
Sun Feb 15, 2009 10:45 am
homemade regulators

Last post by daccel
Replies: 37
by sputnick » Wed Jan 28, 2009 11:02 pm
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Hey everyone,

There's been a lot of talk recently about which co2 reg to buy,

Unfortunately, I have not even had the choice of buying any of...

Last post

Delayed due to work and epoxy failing when I was trying to thread stuff together. I reinforced it this time by putting a piece of copper pipe around...
37 Replies

11585 Views

Last post by daccel
Sat Feb 14, 2009 9:34 pm
CO2Flator

Last post by linuxxpert
Replies: 2
by linuxxpert » Sat Feb 14, 2009 11:38 am

First post

Hi guys,

My first post!
I just finished building my first pneumatic (My first spud gun, for that matter) and just wanted to share this cool tool I...

Last post

Thanks for the welcome!

It actually slows down alot when you get past a 100 psi... I think it may be regulated to 120 or 125 but I cant test it...

2 Replies

767 Views

Last post by linuxxpert
Sat Feb 14, 2009 5:55 pm
Humphrey qe5, super qev!!!

Last post by Lentamentalisk
Replies: 14
by jeepkahn » Thu Feb 12, 2009 9:11 pm

First post

Anybody here used them before???
Holy crap is this thing fast... It's 3/4 and using it to pilot my 4 chamber modular/toolie cannon, it is faster...

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Your fill rate is much more dependent on the rate of your compressor, or some other restriction in the fill hose, than the QEV. The nice thing about...

14 Replies

5885 Views

Last post by Lentamentalisk
Sat Feb 14, 2009 2:17 pm
3" Piston in a 3" Tee?

Last post by jimschouster
Replies: 22
by Mrcrouse1 » Wed Feb 11, 2009 4:57 pm
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Ok, so I have changed my idea again, because certain parts just dont fit together. I am thinking of cutting some polyethelyne rod up and putting a...

Last post

Hi
SCH40 3 is rated at 260psi Max 70-120 should be safe, Home Depot sells it, make sure you don't get SCH20 Drain its very thin (Lets be Save) I...
22 Replies

6153 Views

Last post by jimschouster
Sat Feb 14, 2009 5:00 am
One of my first ...

Last post by tape fist
Replies: 14
by tape fist » Fri Feb 13, 2009 2:43 am

First post

This is one of my first pneumatic cannons I've made, I tried to build on a budget and ended up spending a reasonable amount of twenty-two dollars....

Last post

ya, my uncles giving me a air tank that he uses to feel up his jeep tires after four wheeling. I don't know if ill use it for this gun though.

14 Replies

4947 Views

Last post by tape fist
Sat Feb 14, 2009 4:36 am
help getting ggdt

Last post by Ragnarok
Replies: 12
by dilweed » Thu Feb 12, 2009 11:43 am

First post

hello, i have been trying to instal ggdt for pneumatics from hall's homepage and always get an error sign every time i try to download it. His...

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so GGDT works on vista?
Most certainly.

sorry to hijack the thread, but any tips on whats going wrong?
If you open the properties menu on the...

12 Replies

4671 Views

Last post by Ragnarok
Fri Feb 13, 2009 2:12 am
Easy hammer valve with GREAT results

Last post by Hawkeye
Replies: 17
by Dave_424 » Sat Feb 07, 2009 3:22 pm
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Hey guys, I have always wanted to make a hammer valve, so I knuckled down and did it!

It is sooooo simple, you get a female quick connect, remove...

Last post

You would probably want to scale it up and use pressure washer QC's.
17 Replies

5010 Views

Last post by Hawkeye
Thu Feb 12, 2009 8:14 pm
breach

Last post by sniper hero
Replies: 9
by tape fist » Sat Feb 07, 2009 4:47 am

First post

I was really bored today and decided to make a new breach loader beside the one i have now.so some key thing it needed were ammo cartridges,fast...

Last post

how cool if the cardridge comes out like with a real gun :D
but it loses too much power for that I think.
you are really thinking about new things,...

9 Replies

2455 Views

Last post by sniper hero
Thu Feb 12, 2009 9:44 am
help with a freon tank

Last post by cannon monkey
Replies: 11
by cannon monkey » Wed Feb 11, 2009 1:10 pm

First post

i need some help i went to my friends shop and got a freon tank but it has some kind of check valve is there any way i can bypass it with out using...

Last post

ok thanks and my mini compressor says it was up to 120 psi and will nothing was going into it

11 Replies

2521 Views

Last post by cannon monkey
Wed Feb 11, 2009 7:29 pm
Hammer/blowgun valve

Last post by john bunsenburner
Replies: 12
by john bunsenburner » Mon Feb 02, 2009 4:11 pm

First post

Ok, i think i have been going on about my valve for long eanoth without showing anything so here i go:

I made the valve for my next project, it is a...

Last post

I am using an alli trigger which i still have to make

12 Replies

4148 Views

Last post by john bunsenburner
Wed Feb 11, 2009 1:18 pm
Doing some testing, Soon.... updated 02-10-2009..Damage pics

Last post by jeepkahn
Replies: 31
by jeepkahn » Thu Jan 15, 2009 11:06 am
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Alright Guys, I'm picking up my materiels for my GB gun this afternoon and plan on having it done by tomorow, and since you guy's seem to be all...

Last post

Thanx Guys,
As soon as I get a chrony, I'll do the testing withvacuum assist to see how much differance it makes velocity wise...
31 Replies

7567 Views

Last post by jeepkahn
Wed Feb 11, 2009 12:38 pm
high pressure coax

Last post by john bunsenburner
Replies: 12
by maggotman » Sat Jan 17, 2009 4:15 pm

First post

well i wanted a little coax for when i get another fridge compressor, it docen work at about 50 psi or below but at 230psi im getting good results...

Last post

Ok, i think the rules haven been read alot lately...

Four posts about stocks, I tried saying somehtign else constructive too and emphasizing on the...

12 Replies

4060 Views

Last post by john bunsenburner
Wed Feb 11, 2009 12:02 pm

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