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

896809 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

436008 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

369758 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

613792 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

326782 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

77768 Views

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

Topics

Shooting a block of ice...

Last post by DYI
Replies: 10
by Mitchza89 » Fri Feb 15, 2008 12:49 am

First post

Well lads, I tried to shoot a block of solid ice that I set in a beer can (always have plenty of those around :D) and I thought id be able to shoot a...

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challenge: break a 1 foot square pycrete block that is a half foot thick.

You're on Benstern. You can expect a video of my attempt whenever spring...

10 Replies

1930 Views

Last post by DYI
Sun Feb 17, 2008 8:28 pm
Strength of PVC?

Last post by dongfang
Replies: 8
by Monkey621 » Sun Feb 17, 2008 2:40 pm

First post

I found an 8 foot piece of 3 diameter (rated) PVC behind my garage. It was inside of a 4 piece of DWV which is probably why I hadn't seen it before...

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Hi,

For the almost FAQ about sunlight discolored PVC:

I found this (in Danish) at
wavin.com

The link at the bottom of the page.

Translation:
Q:...

8 Replies

2550 Views

Last post by dongfang
Sun Feb 17, 2008 5:49 pm
plumber's vs. Gas type

Last post by Monkey621
Replies: 10
by koolaidman » Sat Feb 16, 2008 11:52 pm

First post

quick question. Is it ok to use regular plumber's teflon instead of the one for gas? (the white tape instead of the yellow)

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If you use Loc-Tite its a pain in the a$$ to unscrew the joints if you change your mind later on. Especially on larger fittings. With paintball the...

10 Replies

3499 Views

Last post by Monkey621
Sun Feb 17, 2008 2:44 pm
Paintball Grenade Launcher

Last post by goathunter
Replies: 7
by TYRONEEZEKIEL » Sat Feb 16, 2008 12:05 pm

First post

DOES ANYONE HAVE AN IDEA HOW TO MAKE A DEVICE THAT CAN LAUNCH AN F-BOMB OR SIMILAR STYLE PAINTBALL GRENADES.

THE 3 MAN WATERBALLOON LAUNCHER DIDNT...

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Hmmm i think that no one should help him if he isnt going to put the effort into researching a making a safe cannon.

Normally I'd say be on your...

7 Replies

3453 Views

Last post by goathunter
Sun Feb 17, 2008 12:21 pm
are my plans any good?

Last post by bigbob12345
Replies: 22
by Pilgor » Fri Feb 15, 2008 2:25 pm
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two 40 chamber (3 ), 84 of 2 barrel, 2 ball valve(brass), two 3 end caps, shrader valve, pressure gaue, 3 pvc T, 2 -3 bell reducer, two 3 elbows,
am...

Last post

DYI: Im pretty sure it is 2in

Max AKHL1050E PowerLite™ 400 PSI High Pressure Air Compressor(~$1600) up to 400 psi,

the greater the psi the...
22 Replies

4400 Views

Last post by bigbob12345
Sun Feb 17, 2008 10:04 am
Directing Pilot Volume Into Barrel

Last post by schmanman
Replies: 13
by jr » Sat Feb 16, 2008 1:57 am

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When a blow gun or other pilot valve is use the there is a small amount of air that is waisted. would there be a negative effect of dumping that air...

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bad idea.

I have seen the pilot volume used with a small diameter barrel before.

13 Replies

3362 Views

Last post by schmanman
Sun Feb 17, 2008 9:22 am
Please put this in the Trouble Shooting Guide.

Last post by fireman565
Replies: 8
by pizlo » Mon Feb 11, 2008 11:48 am

First post

I have been plagued with a sprinkler that leaks out of the barrel for about a month. I saw someone post that you can remove the white perforated...

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Clide,
Its close to the same Orbit valve I have, same diaphragm, its been sanded down.

8 Replies

1753 Views

Last post by fireman565
Sun Feb 17, 2008 12:28 am
just got home with some new ammo to try "added photos&

Last post by jackssmirkingrevenge
Replies: 8
by lockmanslammin » Fri Feb 15, 2008 7:53 pm

First post

Bought a box of 54 caliber round ball bullets that are intended for black powder, fit perfect with a greased patch, and some half inch slingshot...

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Nice, but you really should up the pressure a little, in theory twice the pressure means twice the power so go for it ;)

8 Replies

1627 Views

Last post by jackssmirkingrevenge
Sat Feb 16, 2008 1:01 am
QEV Temp Operating Range

Last post by peeeto
Replies: 7
by keep_it_real » Tue Feb 12, 2008 11:59 pm

First post

Does anybody know why this QEV has a lower operating range of 32 F. I looked up NBR seals and it says they are designed for low temperature. It's not...

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*drool* oh cool! thanks - that'll be interesting to work with! i'll have to make a mortar next for your field!!!

7 Replies

2942 Views

Last post by peeeto
Fri Feb 15, 2008 11:25 am
Ball valve triggered cannon !!!

Last post by ghostman01
Replies: 13
by ghostman01 » Sat Feb 02, 2008 3:25 am

First post

Heres my ball valve actuated marble / dart gun with a trigger set up for the ball valve

please go to the website for more pics Here

Last post

all right thats a good thing yeah i intend on not disturbing anyone i hope as long as my big ones dont go off with a bang lol

13 Replies

5922 Views

Last post by ghostman01
Fri Feb 15, 2008 9:05 am
Weird burst disk spring pistol

Last post by jackssmirkingrevenge
Replies: 16
by Mitchza89 » Thu Feb 14, 2008 2:15 am
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Well I have absolutely no idea If this will work but I don't see why it shouldn't.

After the release clip on the back of the piston is released,...

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Do you mean that the coil mecanism will be pushing the piston (thus creating air pressure)

Interesting thought - you could turn a solenoid powered...
16 Replies

3769 Views

Last post by jackssmirkingrevenge
Thu Feb 14, 2008 11:49 pm
kind of paintball gun... Updated! v2

Last post by Leonard
Replies: 22
by stereohead » Tue Feb 12, 2008 4:40 pm
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Hey guys,

I've some ideas for a diy paintball gun, i've never done something like this before, so can you people check it?

A picture says more...

Last post

Look likes the semi-auto design i posted a week ago :

It worked for me, i used a modded sprinkler valve, so it was 2 or 3 seconds before the valve...
22 Replies

6653 Views

Last post by Leonard
Thu Feb 14, 2008 8:43 pm
sprinkler valve.

Last post by PVC Arsenal 17
Replies: 4
by Pilgor » Thu Feb 14, 2008 11:57 am

First post

I'm going to be building a gun with interchangable barrels, barrel sizes from 2 - 2 1/2

My question is: will a 2 ball valve out perform a 1...

Last post

2 sprinklers are VERY expensive (60-70 dollars)
Waste of money
You can build 2 or more piston valves + 1 pilots for that money.

Or just put a few...

4 Replies

1215 Views

Last post by PVC Arsenal 17
Thu Feb 14, 2008 5:12 pm
QEV sensitivity

Last post by dewey-1
Replies: 5
by Pilgrimman » Thu Feb 14, 2008 1:23 am

First post

I have a 3/4 QEV, and I want to know just how sensitive they are to triggering. I have heard that they are sensitive enough to be tripped by leaky...

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--

5 Replies

2134 Views

Last post by dewey-1
Thu Feb 14, 2008 4:31 pm
my first copper shooter....and first post...

Last post by lockmanslammin
Replies: 15
by lockmanslammin » Wed Feb 13, 2008 3:49 am
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OK, so I already have a perdy sweet combustion cannon..my salad shooter , and then I stumbled onto this fine little site and did a little reading and...

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Ragnarok wrote:
I would normally recommend more than the d/4 rule, because of potential piston bounce, and just to be sure really

I will probably...
15 Replies

3904 Views

Last post by lockmanslammin
Thu Feb 14, 2008 9:05 am
2 Inch Sprinkler Valve

Last post by psycix
Replies: 31
by nboyett » Tue Feb 12, 2008 7:51 pm
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Has anyone modded this 2 Sprinkler Valve or any other 2 sprinkler valve?

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But then you're screwed if it doesn't work.

Sprinkler valves are almost guaranteed to work straight away.

Sprinkler Valves = Easy use.

Piston...
31 Replies

11971 Views

Last post by psycix
Thu Feb 14, 2008 7:06 am
Goat's MCS

Last post by Taco
Replies: 52
by goathunter » Wed Jan 02, 2008 9:32 pm
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Yep, you heard right, Goat has finally made another gun!I know its taken me quite a while but I believe the results can answer for my absence.So...

Last post

That gun looks amazing... Great Job!!!
52 Replies

19195 Views

Last post by Taco
Wed Feb 13, 2008 7:13 pm
advantages of sprinkler valve over a blow gun?

Last post by MrCrowley
Replies: 29
by LDSboltaction » Tue Feb 12, 2008 8:32 pm
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just wondering the advantages of a sprinkler valve over a blow gun?

i might just be confused but i don't see why a sprinkler valve is better.

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I rarely can find anything that i shot further than 100 m.... how are you doing it really?? I suppsoe that bolts get burried underground when they...
29 Replies

10249 Views

Last post by MrCrowley
Wed Feb 13, 2008 1:34 pm
here is my piston gun valve but with a twist (not done)

Last post by fretmelter
Replies: 8
by fretmelter » Tue Feb 12, 2008 12:39 pm

First post

ok i have made a copper gun. i used a piston valve. but instead of the sealing face pressing against the barrel like normal pistons. This on gets...

Last post

the actuator has about an inch to inch and a half of travel.
and it should be pretty powerful it as to cock back a paintball gun.

8 Replies

2284 Views

Last post by fretmelter
Wed Feb 13, 2008 9:50 am
Designing piston valve (need a little advice)

Last post by niglch
Replies: 14
by niglch » Mon Jan 28, 2008 12:04 am

First post

This weekend I decided I was going to try to make my first piston valve so I went to Home Depot to get some fittings, epoxy, neoprene washers, etc....

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Since I need the extra room in the back of my piston valve in order to fit my blowgun, would it be smarter to use a part like this instead of a...

14 Replies

3850 Views

Last post by niglch
Tue Feb 12, 2008 10:27 pm
Pneumatic mine

Last post by fretmelter
Replies: 8
by Sticky_Tape » Tue Feb 12, 2008 2:23 pm

First post

Hello I have been on this site for a while now and I would like to find a pneumatic mine that I found on here a while ago. It was triggered by a cell...

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close in the way that both get the job done....just in different ways

8 Replies

2967 Views

Last post by fretmelter
Tue Feb 12, 2008 8:56 pm
My First Pneumatic Prepped n Polished

Last post by jrrdw
Replies: 11
by carl2.0 » Mon Feb 11, 2008 5:55 pm

First post

Ok guys its been a quite a while Ie been researching, designing and polishing n Now its finished. Think Im callin it the : PR1 Regal... i dunno yet...

Last post

Looks like an Aug. Nicely done.

11 Replies

3310 Views

Last post by jrrdw
Tue Feb 12, 2008 8:31 pm
realistic looking cannons/bbmg.

Last post by STHORNE
Replies: 10
by black87 » Sun Feb 10, 2008 8:30 am

First post

hello has any one done a realistic looking cannon or bbmg/strafer thats in a rifle stock I know I have seen some good one here on spudfiles but i...

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holy shite!!! that M50 6mm Airsoft bbmg is a beast, thanks for the link jackssmirkingrevenge :lol:

10 Replies

3426 Views

Last post by STHORNE
Tue Feb 12, 2008 6:19 pm
new gun? could this work?

Last post by Eddbot
Replies: 16
by pnematicrookie » Wed Feb 06, 2008 10:27 pm
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ive new used a qev OR a piston valve before! but im making a barrel sealing valve and i got 2 qev's on the way, and ive been trying to figure out how...

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...idk why people think u just suppose to know this stuff naturally

because most of the people on here lurked for a really long time :lurk: , don't...
16 Replies

4906 Views

Last post by Eddbot
Tue Feb 12, 2008 1:57 pm
Question about valve and barrel

Last post by blackosprey
Replies: 2
by blackosprey » Sun Feb 10, 2008 8:34 pm

First post

Hey, I'm in the process of making an over/under pneumatic, and I keep getting barrel choke error from GDDT. I'm using 1 for the chamber, a 1...

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Thanks, I guess I missed that part of his website. But I do have another question. I want to make the barrel the same length as the chamber (60 ),...

2 Replies

1274 Views

Last post by blackosprey
Mon Feb 11, 2008 11:42 pm

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