Pneumatic Cannons

New Topic

8161 topics

Page 94 of 327
- Jump to page:
Previous
1
…
92
93
94
95
96
…
327
Next

Announcements

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
1

2
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

1671854 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
1

2

3

4

5

6
First post

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

755934 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
1

2

3

4

5
First post

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

983391 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
1

…

8

9

10

11

12
First post

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

1166366 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
1

2

3
First post

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...

Last post

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

467012 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

131651 Views

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

Topics

chamber size

Last post by Lockednloaded
Replies: 3
by Spudblaster » Sun Sep 05, 2010 4:51 pm

First post

would a 4 x30 chamber be too big for a bicycle pump? combustion would be too loud for where I want to use these. I intend to attach a 5' tennis ball...

Last post

you could also cut down the chamber by a whole lot and up the pressure, granted you have a setup that could produce high pressure. This gun is a...

3 Replies

1393 Views

Last post by Lockednloaded
Sun Sep 05, 2010 5:18 pm
3/4 QEV Won't Actuate

Last post by BeaverRat
Replies: 31
by BeaverRat » Thu Sep 02, 2010 11:46 pm
1

2

3
First post

Hello, I recently finished a 3/4 inch Deltrol (mcmaster) QEV cannon with a 3/4th inch barrel, but it doesn't seem to work. I am filling and piloting...

Last post

A little white lithium grease never hurts :P I've never heard of this happening before, you could be the first to get a lemon qev.

Tried that...
31 Replies

9599 Views

Last post by BeaverRat
Sat Sep 04, 2010 10:57 pm
My New Sniper

Last post by wyz2285
Replies: 23
by wyz2285 » Fri Apr 02, 2010 7:01 am
1

2
First post

My new airgun :D 150P.S.I,bolt action.30cm 1 size chamber;piston valve.full metal.

Last post

lol that's funny :D
23 Replies

13344 Views

Last post by wyz2285
Fri Sep 03, 2010 9:42 am
design question??

Last post by ilovefire
Replies: 16
by ilovefire » Wed Sep 01, 2010 4:02 am
1

2
First post

hey guys, i am thinking of making this design for a multiple shot 2.5mm bore air gun and would like to know if it would work or is my design...

Last post

I'll have to save it for when i find a supply of small ball bearings :)

The 1mm ones are cheap on ebay, but unless you have well over 500 psi...
16 Replies

4626 Views

Last post by ilovefire
Thu Sep 02, 2010 4:41 pm
Airsoft pistol

Last post by wyz2285
Replies: 13
by wyz2285 » Tue Aug 31, 2010 4:44 am

First post

This is my latest build, a bb airsift pistol. So far only test it at 100 psi but as i'm going to buy a shock pumb i will shot it at 200 psi pretty...

Last post

Well i have to find a pressure regulator and a air tank first,i don't have any of them yet :oops:

13 Replies

13514 Views

Last post by wyz2285
Thu Sep 02, 2010 11:32 am
Basic Tennis Ball Cannon

Last post by MrCrowley
Replies: 31
by MrCrowley » Mon Aug 09, 2010 2:36 am
1

2

3
First post

Just a little something I made with one of the 2 sprinkler valves I picked up. Even though the valves are 27 years old, they cleaned up really well...

Last post

Yeah it's weird how you can build something simple and fun and people love it, yet you build a hybrid and they lose interest before you've got the...
31 Replies

22882 Views

Last post by MrCrowley
Sat Aug 28, 2010 12:02 am
Need new floor pump

Last post by BeaverRat
Replies: 22
by BeaverRat » Thu Aug 26, 2010 11:37 am
1

2
First post

Well, my bike pump broke yesterday, so I'm looking for a new one. I would love to take this as an opportunity to get one capable of high pressures....

Last post

Thanks guys, I decided to order the serfas pump, I only need to be able to reach 250 with that one. For the higher pressures, I have a fridge pump in...
22 Replies

5406 Views

Last post by BeaverRat
Fri Aug 27, 2010 10:06 pm
Need Compressor Help!

Last post by jimmy101
Replies: 9
by Mpeddlesden » Tue Aug 24, 2010 2:57 am

First post

I Got this A/C Compressor a while ago and My cousin and i did this to it, He thinks i should leave it how it is but i want it without all the wires &...

Last post

You really need to get all that 120VAC wiring into a suitable box. It is a heck of a health and fire hazard exposed like that.

You might consider...

9 Replies

3252 Views

Last post by jimmy101
Fri Aug 27, 2010 9:03 pm
Another First QEV Gun

Last post by Lockednloaded
Replies: 5
by Lionel » Fri Aug 27, 2010 4:10 pm

First post

Just put together my first QEV gun today, been roaming around for a few months and waiting for the chance to built one up, think i'm hooked now.

11...

Last post

for semi auto, I would mod the QEV to fill chamber side and get a blowgun for a pilot. that in conjunction with an airsoft hop-up and constant air...

5 Replies

1849 Views

Last post by Lockednloaded
Fri Aug 27, 2010 7:24 pm
New pneumatic - would like some advice on build and GGDT

Last post by Mercwear
Replies: 10
by Mercwear » Wed Aug 25, 2010 10:52 pm

First post

Hello,
I have been reading the site for a while and am in the process of building my 2nd pneumatic cannon. I have been using GGDT to run some tests...

Last post

Thanks again for the replies.. I am going to stick with a 1.5 x 12in steel chamber for now and just up the PSI to around 150 to get 200+fps out of...

10 Replies

7096 Views

Last post by Mercwear
Fri Aug 27, 2010 2:00 pm
Basic Bolt Action Paintball Gun

Last post by bighead33
Replies: 8
by MrCrowley » Wed Aug 25, 2010 11:32 pm

First post

Now that the weather has warmed up a little bit, it seems I've caught spudgun fever as I built this over the weekend out of spare parts because I...

Last post

oops i am such a n00b :oops:

8 Replies

5733 Views

Last post by bighead33
Thu Aug 26, 2010 8:34 pm
chamber volume question

Last post by MrCrowley
Replies: 12
by ilovefire » Wed Aug 25, 2010 2:40 am

First post

sorry if this is a bit of an annoying question but i am making a coax with a 5mm bore and 50cm barrel and want to know what would be a good chamber...

Last post

oh and would a 10mm x 450mm chamber be able to get me that 280m/s?
thanks, it would be a great help
Yup, GGDT says so.

12 Replies

2585 Views

Last post by MrCrowley
Wed Aug 25, 2010 3:16 pm
O-ring compression seal- leaking

Last post by saefroch
Replies: 6
by saefroch » Wed Aug 25, 2010 8:15 am

First post

I have begun a new build (which will be posted in the showcase soon if I can fix this issue) in which I am attempting to remove the rubber or...

Last post

Thanks for the help, Technician. I got the problems identified. Now it's just another regular engineering challenge to fix them.

6 Replies

1929 Views

Last post by saefroch
Wed Aug 25, 2010 1:54 pm
Air tools for maintenance and use of key points

Last post by jrrdw
Replies: 1
by wasabiLovely » Tue Aug 24, 2010 3:26 am

First post

Confucius said: Bad times, we must first sharpen his tools. Each of these tools, no matter how good, should be properly maintained in order to...

Last post

AAAAAAAA, what????? PM me.

1 Replies

1724 Views

Last post by jrrdw
Tue Aug 24, 2010 11:30 am
Simple "Shotgun"

Last post by PVC Arsenal 17
Replies: 5
by PVC Arsenal 17 » Sun Aug 22, 2010 10:20 pm

First post

I built this a few weeks ago for a Nerf tag scenario game called Humans Vs. Zombies. The nature of the game called for a shotgun type weapon to be...

Last post

I imagine the actual firing pressure is much less considering only about half the cartridge's volume is used per shot, and that volume also expands...

5 Replies

3923 Views

Last post by PVC Arsenal 17
Tue Aug 24, 2010 10:20 am
( epoxy resin help

Last post by jackssmirkingrevenge
Replies: 1
by cannon monkey » Tue Aug 24, 2010 3:43 am

First post

hey guys it been a while since i been online computer problems and all. i have finished my 2 inch tee piston valve and all i need to do if find a...

Last post

Plenty of good advice here ;)

1 Replies

1532 Views

Last post by jackssmirkingrevenge
Tue Aug 24, 2010 4:01 am
Which Shock Pump?

Last post by Crna Legija
Replies: 19
by BeaverRat » Sat Aug 21, 2010 1:29 am
1

2
First post

Hello,
I'm working on my high pressure cannon, and I was wondering what shock pump to buy. The pressure chamber is 10 cubic inches in volume. I would...

Last post

Tts not illegal unless you get caught :lol:
19 Replies

7032 Views

Last post by Crna Legija
Tue Aug 24, 2010 12:57 am
shock pump Q

Last post by Insomniac
Replies: 16
by ilovefire » Sun Aug 08, 2010 4:57 am
1

2
First post

i want to get a shock pump and found these two on ebay, which one would be the best to get?

1#

2#

Last post

Well, you could try the guy I bought mine from ( ).

Although there was the initial payment issue which I've already mentioned earlier... he...
16 Replies

5397 Views

Last post by Insomniac
Tue Aug 24, 2010 12:53 am
Simple "Shotgun"

Last post by PVC Arsenal 17

by PVC Arsenal 17 » Sun Aug 22, 2010 10:18 pm

I built this a few weeks ago for a Nerf tag scenario game called Humans Vs. Zombies. The nature of the game called for a shotgun type weapon to be...

0 Replies

5149 Views

Last post by PVC Arsenal 17
Sun Aug 22, 2010 10:18 pm
Valve wont fire.

Last post by Gun Freak
Replies: 15
by n2extreme1 » Wed Aug 18, 2010 5:34 pm
1

2
First post

Ok I read the stickies and found what might be my issue. I have an Orbit 1in valve. when I test it without air it works fine and you can hear the...

Last post

It looks DWV to me, the bushing in the front doesn't go all the way in...
15 Replies

5100 Views

Last post by Gun Freak
Sat Aug 21, 2010 9:34 am
"hammer project".French air cannon

Last post by JDP12
Replies: 6
by jules56 » Fri Aug 20, 2010 11:33 am

First post

Hi

Here is my hammer valve air cannon !
I hope to reach 60 bars, but for now I just bars 30 35!
It is al so state prototype to follow!...

Last post

holy crap that is awesome! You are putting out some incredible work here, KEEP IT COMING! Great to have such talented new members

6 Replies

5542 Views

Last post by JDP12
Fri Aug 20, 2010 7:20 pm
Pneumatic Cannon for airsoft.

Last post by Mr.Sandman
Replies: 8
by Einhander » Mon Aug 16, 2010 9:04 pm

First post

Good afternoon everyone,

I am currently in the design phase for a pneumatic cannon for use in airsoft. Most of what I have been able to read has...

Last post

Getting hit with a tennis ball going 400 fps would be incredibly painful and could break ribs if shot close enough. You might want to use nerf pocket...

8 Replies

4703 Views

Last post by Mr.Sandman
Fri Aug 20, 2010 2:16 am
Sealing face leaking at pressures above 200psi

Last post by A-98
Replies: 35
by A-98 » Sat Aug 14, 2010 4:13 pm
1

2

3
First post

So I haven't been around here in a while, but I found myself with access to a full machine shop and figured I might as well give it a go for old...

Last post

Sweet thanks, that's a good idea.

Now my only question is; do I want to lacquer the cannon now? See, the problem is it's not really complete , it's...
35 Replies

21770 Views

Last post by A-98
Thu Aug 19, 2010 5:57 pm
Build for combat

Last post by wyz2285
Replies: 14
by wyz2285 » Tue Aug 17, 2010 3:57 am

First post

This is my latest pneumatic build.Before building it i made some objectives for this gun:
1.under 2kg
2.be accurant
3.be able to shot more than once...

Last post

the distance is about 20m,with 60 psi
Here is a video about how it's made and how it works :)

14 Replies

9959 Views

Last post by wyz2285
Thu Aug 19, 2010 3:54 am
DWV

Last post by Jeeperforlife
Replies: 20
by Lockednloaded » Sun Aug 15, 2010 11:24 pm
1

2
First post

DWV, or Drain, Waste, and Venting fittings are notorious in this forum for being dangerous and just plain stupid to use on any pneumatic cannon. DWV...

Last post

Edit, PM me that stuff, let's not hijack :wink:

Agreed.
20 Replies

13406 Views

Last post by Jeeperforlife
Wed Aug 18, 2010 8:29 pm

New Topic

8161 topics

Page 94 of 327
- Jump to page:
Previous
1
…
92
93
94
95
96
…
327
Next

Return to Board Index

Information

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum

Pneumatic Cannons

Forum permissions

Login • Register