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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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First post

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

644611 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
Sketchup Model Library

Last post by mrfoo
Replies: 152
by dewey-1 » Tue Mar 24, 2009 12:12 pm
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First post

Over the last year I have made a lot of CAD drawings for
Pneumatic Launchers.

I have imported several of them into Sketchup format.
Here is the link...

Last post

Bollocks. Dewey put them out in the hope that, and I quote

some of you can make use of these!

There's absolutely nothing wrong with using them,...
152 Replies

382132 Views

Last post by mrfoo
Mon May 20, 2024 11:17 am
Solvent Welding Course Recommended For ALL

Last post by Technician1002
Replies: 46
by sgort87 » Fri Aug 04, 2006 8:18 pm
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First post

Originally posted by DR on the Spudtech forums:

IPEX Solvent Cements ONLINE Course can be found here:

It is recommended that you download and...

Last post

Your earlier post about just scoring the surface, has me wondering if that is why OATEY makes a brush tool that scores the inside of a fitting, and...
46 Replies

198891 Views

Last post by Technician1002
Thu Dec 02, 2010 5:04 pm

Topics

How do I

Last post by Spud Meister
Replies: 2
by Spud Meister » Wed May 25, 2005 3:31 am

First post

OK so i'm new to combustions how do I put a chamber fan in my cannon?

Last post

kool thanx man its truly appreciated :D

2 Replies

2952 Views

Last post by Spud Meister
Wed May 25, 2005 3:41 am
Chamber Burst?

Last post by Aaron ?????
Replies: 6
by v3ngence » Sun Apr 17, 2005 8:43 am

First post

OK well since I'm new to combustion bear with me because I have ?'s! For now though I only have 1. With air guns if you don't have enough pressure to...

Last post

with my old combustion cannon the caps do not blow off the whole reducer blew up the caps were fine i just unscrewed them and started to build a new...

6 Replies

4712 Views

Last post by Aaron ?????
Wed May 25, 2005 1:47 am
copper and iron

Last post by iamthewalrus
Replies: 2
by saladtossser » Tue May 24, 2005 2:24 pm

First post

what are copper pipes and iron pipes/galvinized steel pipes rated to?

Last post

metal pipes r usually quite a bit stronger then pvc, not always but usually it is so it can go to higher psi

2 Replies

2714 Views

Last post by iamthewalrus
Tue May 24, 2005 6:35 pm
modifying srinkler valve question

Last post by iamthewalrus
Replies: 2
by Cminion » Tue May 24, 2005 6:21 pm

First post

i did everything in the how two but on the 1/4 male barbed hose adaptor when you screw it in the underneath part is it suppost to have so much mettal...

Last post

to go with what spud said. in the diaphram is a little tiny how, that is the equalizer, when u fill the tank equal air is put on the top and bottom...

2 Replies

2677 Views

Last post by iamthewalrus
Tue May 24, 2005 6:34 pm
Propane Gauge and regulator question

Last post by spudshot
Replies: 1
by niceguyjps131 » Mon May 23, 2005 6:57 pm

First post

I just purchased a craftsman 3/8 regulator with gauge.
I just wanted to know if you think it would work. The only thing I dont know is that there...

Last post

it should be useable, the 4th port is for another gauge probably, one showing tank pressure, the other one would show the regulated pressure

1 Replies

2775 Views

Last post by spudshot
Tue May 24, 2005 3:18 am
BBMG Questions

Last post by Aaron ?????
Replies: 5
by saladtossser » Sat May 21, 2005 6:14 pm

First post

in a cloud bbmg, shoud the barrel sit and have lots of BBs over it, or should the barrels opening be just above all the BBs? cuz if the barrel is...

Last post

oh ok my my other one (vortex disk) works fine with airsoft pellets

5 Replies

4380 Views

Last post by Aaron ?????
Tue May 24, 2005 2:12 am
why are sprinkler valves used?

Last post by Aaron ?????
Replies: 5
by milty » Fri May 13, 2005 4:37 pm

First post

why do people use sprinkler valves on their potato guns? do they release air quicly? what's the advantage?

Last post

oh ok we were going to thread a 1\4 hole 4 an air blow gun but it was to big to thread so we glued in a valve but ill go to my grandpas place and get...

5 Replies

3895 Views

Last post by Aaron ?????
Tue May 24, 2005 2:09 am
my potato gun plans-any suggestions?

Last post by milty
Replies: 5
by milty » Sat May 14, 2005 12:16 pm

First post

I am about to create my first potato gun, but before I start spending, I would like a little feed back about what I am doing wrong, etc. It will be...

Last post

Thnk u all 4 your help. i hope to begin working as soon as school gets out. i m planning on using pingpong balls for ammo, (theyr fillable, and...

5 Replies

8765 Views

Last post by milty
Mon May 23, 2005 6:32 pm
Home-made diaphram problems

Last post by Aaron ?????
Replies: 5
by boilingleadbath » Sun Mar 27, 2005 8:25 pm

First post

Ok, so I'v made my first cannon, a 2 barreled, 4 chamber diaphram (ball vaulve acctuated) pnematic cannon. (yes, I'm pretty ambitious) Great , you...

Last post

im not sure but you can allways try

5 Replies

4546 Views

Last post by Aaron ?????
Mon May 23, 2005 12:50 am
Materials???

Last post by iamthewalrus
Replies: 9
by tewjew4yew » Sat May 21, 2005 12:21 pm

First post

Ive Never Made A Spud Cannon Before And I Havent Heard Of Them Until I Came Across This Website. Im Looking To Make One But Whats Everything That I...

Last post

ok, sry, its still not a good idea even if the tank wont explode

9 Replies

5311 Views

Last post by iamthewalrus
Sun May 22, 2005 7:33 pm
More Oxygen or a Hybrid

Last post by spudshot
Replies: 7
by saladtossser » Sat May 21, 2005 12:00 pm

First post

does anyone know which is mre powerful, a metal cannon with pure oxygen or a metal hybrid?

Last post

what useless gasses? without the nitrogen in the air acting as a buffer for the fuel (to slow it down) our launchers would most likely detonate...

7 Replies

4734 Views

Last post by spudshot
Sun May 22, 2005 3:47 pm
Noob Spud Gun Questions

Last post by spudshot
Replies: 4
by niceguyjps131 » Wed May 18, 2005 1:56 pm

First post

I have been making potato guns for about 1 year now(Built 2 guns), which is a long time to me, but im sure theres people with alot more experience....

Last post

boiling, how the hell would you get an accurate reading using GGDT, a tool designed for pneumatics?

4 Replies

5141 Views

Last post by spudshot
Fri May 20, 2005 2:52 pm
propane meter

Last post by iamthewalrus
Replies: 4
by iamthewalrus » Wed May 18, 2005 9:27 pm

First post

whould it be possible to make one of thoughs ball valve propane meters out of pvc instead of metal. because i want to make a propane combustions but...

Last post

ok, thanx a lot. that was confusing me

4 Replies

2951 Views

Last post by iamthewalrus
Thu May 19, 2005 4:19 pm
painting a pvc spudgun

Last post by Aaron ?????
Replies: 7
by Aaron ????? » Sun May 15, 2005 5:34 am

First post

how do i get spray paint to stick to my pvc spudgun???
ive painted it and i can allmost rub it off with my hands

if i can get it painted well ill...

Last post

yea my parents are realy tight about buying stuff on the inter net but ill go 2 a big paint shop or something

7 Replies

4847 Views

Last post by Aaron ?????
Wed May 18, 2005 1:45 am
how does the gun i made sound?

Last post by spudshot
Replies: 6
by soadkid332 » Sun May 15, 2005 8:32 pm

First post

ok i just recently made my first spudgun. it got burned to shit, ill tell that story after i tell the design. excuse spelling mistakes, im tired lol....

Last post

well, a chamber fan is just a small computer fan (computer fan because they have brushless motors and dont create sparks) that is hooked to a battery...

6 Replies

4637 Views

Last post by spudshot
Tue May 17, 2005 11:36 am
Barrel Porting

Last post by Aaron ?????
Replies: 3
by Teucer » Mon May 09, 2005 7:27 pm

First post

Hey, iam just wondering if any of you have experimented with using porting on your barrels and if it has made any notable effect.

Last post

oh im going to do that to my mini spud gun its supposed to stop the projectile from spinning isnt it??

and plus it looks sweet when u fire it all...

3 Replies

3654 Views

Last post by Aaron ?????
Sun May 15, 2005 5:49 am
Hairspray more powerful than propane

Last post by CS
Replies: 6
by maka_velli_005 » Mon May 09, 2005 11:51 pm

First post

I have been doing some field tests and the results are really wierd. Maybe it's just me. I have a .88:1 C:B ratio combustion launcher. The chamber is...

Last post

Who you calling a moron did you see that fools cannon! The only thing you had to do with your cannon when the chamber was to big is a multiple sparks...

6 Replies

5003 Views

Last post by CS
Thu May 12, 2005 10:04 pm
Rainbird Sprinkler valve

Last post by saladtossser
Replies: 1
by tatorassassinator » Tue May 03, 2005 4:42 am

First post

How do you mod a sprinkler valve with a guide rod? Ive looked everywhere but cannot find one. I found how to mod a sprinkler vavle with out a guide...

Last post

it is the same, just drill the hole away from the guide rod, on one side.

1 Replies

2952 Views

Last post by saladtossser
Wed May 11, 2005 2:14 pm
Camera Flash igntion

Last post by NotrdicDemon
Replies: 7
by theexp » Sun Oct 03, 2004 3:24 pm

First post

I was wondering if anyone could give me a camera flash igntion website/ teaching. Could i also get about how many volts there are.

Last post

Posted in wrong topic, sorry....

7 Replies

6567 Views

Last post by NotrdicDemon
Mon May 09, 2005 12:55 pm
Chamber to Barrel Ratio

Last post by PhoenixFire

by PhoenixFire » Sun May 08, 2005 8:29 pm

I absolutely love Excel. I'm pretty sure that this graph is correct. If anyone thinks otherwise, go ahead and yell at me, I don't care. Well I do...

0 Replies

3656 Views

Last post by PhoenixFire
Sun May 08, 2005 8:29 pm
Propane Injection?

Last post by maka_velli_005

by maka_velli_005 » Sat May 07, 2005 8:12 pm

I just finished building a propane meter. The meter pipe is 8.5 long and 3/8 diameter. My chamber size is 4 SCH 40 and its length is 18.5 The barrel...

0 Replies

3618 Views

Last post by maka_velli_005
Sat May 07, 2005 8:12 pm
Camera Flash ignition, how make it work?

Last post by Cool
Replies: 3
by NotrdicDemon » Fri May 06, 2005 9:12 am

First post

I have tryed to make a camera flash ignition, but i can't get it to work properly.
I have follow the guide at this site, but it say i need a coil....

Last post

Just go ask someone who have a car wreck standing around, or just go to a car junkyard.

3 Replies

3825 Views

Last post by Cool
Sat May 07, 2005 5:54 pm
How powerfull can a combustion cannon be?

Last post by Cool
Replies: 3
by Cool » Fri May 06, 2005 5:30 pm

First post

I'm wondering of how powerfull a combustion cannon can be. How long its posible to get it to shoot? And is bigger chamber more powerfull than a small...

Last post

I have a fan installed. I cant get stunguns here, they are not alowed :cry:

I'm currently fooling around trying to make a camera ignition with...

3 Replies

3535 Views

Last post by Cool
Sat May 07, 2005 5:52 pm
Sprinkler Valve Question

Last post by saladtossser
Replies: 3
by saladtossser » Thu May 05, 2005 1:11 pm

First post

When you mod a solenoid valve, what is the pressure inside the chamber of the valve where you connect a blowgun to, when the reservoir is at 100psi?

Last post

Thanx

3 Replies

2890 Views

Last post by saladtossser
Fri May 06, 2005 5:06 pm
Silencer?

Last post by Harpoon
Replies: 12
by julz » Tue Apr 19, 2005 6:25 pm

First post

How do i go about making a silencer for a cannon with barrel diametre ~1.5 ? also how effective are they?
thanks and bye!

Last post

In the UK we're only allowed certain types of firearm and you have to have a decent reason to own one. However, I don't think that there are any...

12 Replies

8494 Views

Last post by Harpoon
Fri May 06, 2005 2:38 am

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