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

1125600 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

552579 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

821419 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

967423 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

375050 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

92464 Views

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

Topics

Screw in schrader valve

Last post by metalmeltr
Replies: 21
by metalmeltr » Mon Aug 24, 2009 9:28 am
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Does anyone know where i can get a schrader valve that will screw into a 1/4 NPT? Home Depot doesn't carry it.

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i found them at menards. The were about $4. hey had 1/4 and 1/8 . They were in plumbing near well pumps. They came with a metal screw on cap with an...
21 Replies

10185 Views

Last post by metalmeltr
Sat Aug 29, 2009 3:10 pm
mcmaster QEV

Last post by PVC Arsenal 17
Replies: 1
by rp181 » Sat Aug 29, 2009 1:43 pm

First post

Hello all,
I have a question on the mcmaster .5 QEV, part number 6646K25.
On the picture for this part, There is a picture of the valve, with one...

Last post

Look at the diagram on the bottom right of the page, that should tell you what you need to know.

1 Replies

915 Views

Last post by PVC Arsenal 17
Sat Aug 29, 2009 1:47 pm
Dry Ice propelled gun

Last post by Insomniac
Replies: 28
by Mitch21 » Thu Aug 27, 2009 1:57 pm
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Hi all my friend am I are about to proceed in building a pneumatic cannon that will use dry ice to have a constant source of pressure. We will be...

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In any event, you CAN have very precise control of a burst disc cannon.

True, but I think a downside of triggered burst disk guns is that they...
28 Replies

7097 Views

Last post by Insomniac
Fri Aug 28, 2009 9:59 pm
Piston Valve Problem

Last post by Technician1002
Replies: 5
by clemsonguy1125 » Fri Aug 28, 2009 7:41 pm

First post

On my 2inch piston valve, the piston seals but when I trigger the pilot it does'nt fly back. It fits in the housing perfectily. It has a 1/2 inch...

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On my 2inch piston valve, the piston seals but when I trigger the pilot it does'nt fly back. It fits in the housing perfectily. It has a 1/2 inch...

5 Replies

1889 Views

Last post by Technician1002
Fri Aug 28, 2009 9:35 pm
Safety thought for sprinkler valves

Last post by THUNDERLORD
Replies: 5
by covey12 » Thu Aug 27, 2009 9:24 pm

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I was messing around with mine when i forgot something, these valves shut very fast and if you pull your blow valve pilot and release it quick, there...

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There are other things that can go wrong safety wise anyhow.

If you always point it in a safe direction and always treat it as loaded...

How many...

5 Replies

1625 Views

Last post by THUNDERLORD
Fri Aug 28, 2009 6:57 pm
chamber length (i know this is asked alot)

Last post by covey12
Replies: 6
by geardog32 » Tue Aug 25, 2009 7:35 pm

First post

i am going to finish my piston cannon tonight and the last thing i have to do is glue on the chamber. my piston valve is built into a two inch T with...

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yea my 2 piston had a 4ft. 3 chamber to account for a large barrel, just say that it was a failure unless i was using co2

6 Replies

1850 Views

Last post by covey12
Fri Aug 28, 2009 1:45 pm
o ring piston :)

Last post by cannon monkey
Replies: 10
by cannon monkey » Wed Aug 26, 2009 7:54 pm

First post

ok could sombody draw up a picture of a 2 inch tee 1.5 inch porting and a piston made of a 1 1/4 inch cupler

what im asking is where do u put the o...

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could i just use like tape or somthing or anything like that :D

10 Replies

2853 Views

Last post by cannon monkey
Fri Aug 28, 2009 12:38 pm
Need help with finding a cheap cannon to make

Last post by MrCrowley
Replies: 25
by myself123 » Thu Aug 27, 2009 10:34 am
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Hello there, im new to this, and me and some friends want to make a air cannon. Nothing too fancy, just something cheap. We got 100psi at school that...

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2 end cap to about 2ft. of 2 pipe, 2 ball valve (or reduce it to atleast a 1 ) then about 3 ft of what ever diameter barrel you want, this is the...
25 Replies

5536 Views

Last post by MrCrowley
Thu Aug 27, 2009 11:01 pm
First piston cannon

Last post by TheLostOtter
Replies: 8
by TheLostOtter » Sun Aug 23, 2009 3:43 pm

First post

I've been out of the tater launching world for a few years. Started with some tiny combustion cannons and then to a 1.5 ball valve pneumatic and then...

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Right now I'm just shooting potatoes, I'm too scared to shoot anything solid because the area behind my house is only about 2-300 yards of sparsely...

8 Replies

4280 Views

Last post by TheLostOtter
Thu Aug 27, 2009 9:42 pm
3 step homemade plastic with cornstarch/water/ vege oil

Last post by covey12
Replies: 5
by covey12 » Thu Aug 27, 2009 5:17 pm

First post

never tried it, but it looks like a really good way to make your own custom ammo, its probably not the most durable so not sure about...

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Non-Newtonian. :lol: I believe they're also called shear thickening fluids. Have a look at this.

yea thats it, and i like your icon btw

holy crap...

5 Replies

2148 Views

Last post by covey12
Thu Aug 27, 2009 9:27 pm
Marble Gun

Last post by jmadden91
Replies: 13
by Scottaiii » Mon Aug 03, 2009 5:01 am

First post

Hey

This cannon has been posted on here before (I'm talking almost over 2 years ago) but it was very basic and since then it has had rebuilds,...

Last post

No its a loading mechanism. He states in his post that it has a safety, so im assuming it doubles as both.

13 Replies

12113 Views

Last post by jmadden91
Thu Aug 27, 2009 9:25 pm
It's dead.

Last post by covey12
Replies: 8
by inonickname » Wed Aug 26, 2009 6:04 am

First post

Well I was screwing around with my co-ax tonight, doing a few shots for pictures. Lo and behold, I hear a pop from the epoxy I had used in a vain...

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dont feel bad i recently had the barrel and ball valve from my first pneumatic gun, held on by that epoxy putty because at the time i didn't know...

8 Replies

11743 Views

Last post by covey12
Thu Aug 27, 2009 5:53 pm
Cheap generic blowguns

Last post by FORE!!!!
Replies: 3
by inonickname » Thu Aug 27, 2009 6:26 am

First post

On numerous pneumatic guns SpudFilers use the generic inline blowgun available for several dollars.

I recently bought another for my co-ax after...

Last post

I must say Hotwired that first blowgun is very sexy, I want one :(

Its a shame that all ive been able to find is the one you dont use :shock:

3 Replies

1324 Views

Last post by FORE!!!!
Thu Aug 27, 2009 5:14 pm
Question on Semi-Auto

Last post by POLAND_SPUD
Replies: 27
by moonmaster » Tue Aug 25, 2009 3:32 pm
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Would Mcmaster part #62475K22 work along with a QEV and air source for semi auto?

Or would a shuttle valve and ball valve work better?
I plan on...

Last post

to tell you the truth I am not exactly familiar with mcmaster as I live in Poland so the site is of little interest for me simply because I order...
27 Replies

11907 Views

Last post by POLAND_SPUD
Thu Aug 27, 2009 3:18 am
Colty's Great Thread

Last post by THUNDERLORD
Replies: 52
by colty-bear » Sun Jul 26, 2009 10:32 pm
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ok so i have mostly been making pneumatics mostly since my dad does not approve of cumbustions so if i can only do pneumatics whenever and not only...

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I got an idea I'm wondering about,
(I want to post here to make up for calling it a stupid ques. thread )

How about using a photocell (mounted to...
52 Replies

14202 Views

Last post by THUNDERLORD
Thu Aug 27, 2009 12:55 am
I'm an IDIOT!!!!

Last post by rna_duelers
Replies: 50
by jeepkahn » Mon Aug 17, 2009 1:35 pm
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Ok, I have to say I'm not a paintball guy, so everything I know comes from here or the paintball store(paintball central)... :oops:

Well anyway, my...

Last post

Please Please Do a watermelon next! :D
50 Replies

16608 Views

Last post by rna_duelers
Wed Aug 26, 2009 3:52 am
Looking for something

Last post by MrCrowley
Replies: 3
by veginator » Tue Aug 25, 2009 8:08 pm

First post

I'm sorry I am posting this but I just can't seem to find this one topic. It was the one where a member built a two stage pump. If some one could...

Last post

Bet you to it pat123 :D

3 Replies

2085 Views

Last post by MrCrowley
Tue Aug 25, 2009 8:27 pm
God-Beast

Last post by Tcoz370
Replies: 18
by YEAHADD16 » Mon Dec 22, 2008 2:51 pm
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This is a beast.
I shoot at 40psi, and it shoots a couple hundred yards with a lot of force. Ammunition is a hacky sack

Edit by MrC: I've linked...

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Yea there is a huge differance between a modded sprinkler valve and ball valve. The only way you can semi decent results from a ball valve is to...
18 Replies

10014 Views

Last post by Tcoz370
Tue Aug 25, 2009 12:55 pm
look at my new toy!

Last post by POLAND_SPUD
Replies: 6
by geardog32 » Mon Aug 24, 2009 7:48 pm

First post

i got this from my sister a while ago cause she was going to throw it away. I used it for a little while but the thermostat went bad so now i have a...

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IIRC they are 5 - 6mm... I would have used used off-the-shelf compression fittings but It seems that they are almost impossible to get here...

6 Replies

1929 Views

Last post by POLAND_SPUD
Tue Aug 25, 2009 9:52 am
The demand for high pressure floor/shock pumps.

Last post by jmadden91
Replies: 24
by Mitchza89 » Tue Aug 18, 2009 7:38 pm
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Hi guys,

I've been thinking about this a lot. I wonder how many people would be interested in buying high pressure pumps off me both shock and floor...

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where u located at mitch i would buy one my bike pump i got now cant go above 80psi
my full metal pison i been wanting take it up to 200+

I'm...
24 Replies

8029 Views

Last post by jmadden91
Tue Aug 25, 2009 8:46 am
Who first modified the sprinkler valve?

Last post by jonnyboy
Replies: 8
by ralphd » Mon Aug 24, 2009 8:14 am

First post

Does anybody know who came up with the idea to modify a sprinkler valve for a launcher? It is incredible! What a difference in performance over a...

Last post

There all right :lol:

jrddw's mom is mark.f who's alter ego is hotwired. She has some issues she refuses to listen to jrrdw unless he calls her...

8 Replies

3521 Views

Last post by jonnyboy
Mon Aug 24, 2009 10:03 pm
fire extinguisher cannon

Last post by Mr.Sandman
Replies: 10
by absinthe » Wed Aug 12, 2009 7:40 am

First post

i just finished my first pnumatic cannon...

i was lucky and found an old fire extinguisher that had a 1 fitting (not the slightly smaller thread...

Last post

Hmm looks pretty uncomfortable of awkward to hold. But for a first i guess its ok i dont really like the chamber size as jack stated.

10 Replies

6143 Views

Last post by Mr.Sandman
Sun Aug 23, 2009 12:38 pm
40mm Inline Chamber Sealing Valve

Last post by rna_duelers
Replies: 10
by rna_duelers » Thu Aug 20, 2009 8:39 pm

First post

Now I'm not sure weather to actually call this an inline valve but more of an inline style valve because of it's design.This is only a rough design...

Last post

Like I said this is only an Idea.

I've thought of actualy using one of my BOVs for a valve.But there build isn't designed to handle pressures above...

10 Replies

2723 Views

Last post by rna_duelers
Sun Aug 23, 2009 2:34 am
new pneumatic design, what do you think?

Last post by rockeurfoo
Replies: 6
by rockeurfoo » Fri Aug 21, 2009 11:49 am

First post

hi everybody!

I am new on this forum but I read it a long time ago.
First, sorry for my english, I live in france and there is not as good forums as...

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no i'm ok, my compressor goes to 110 psi only so i dont mind to use it with the max pressure!

and the sprinkler is intended to be used as a pilot...

6 Replies

1545 Views

Last post by rockeurfoo
Sat Aug 22, 2009 6:52 am
Lube!

Last post by Willdebeers
Replies: 11
by geardog32 » Mon Aug 17, 2009 6:15 pm

First post

ok so my piston valve is done i just have to put a chamber and barrel on it. i was just wondering what you guys use to lube your pistons 8)? (hey get...

Last post

i was just wondering what you guys use to lube your pistons 8)?

For what purpose? :D

11 Replies

3110 Views

Last post by Willdebeers
Sat Aug 22, 2009 5:11 am

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