My first cannon

Show us your pneumatic spud gun! Discuss pneumatic (compressed gas) powered potato guns and related accessories. Valve types, actuation, pipe, materials, fittings, compressors, safety, gas choices, and more.
marilynblack
Private
Private
Posts: 3
Joined: Wed Jan 04, 2006 6:02 am

Mon Apr 17, 2006 3:02 am

made from a coke bottle that has had the end melted in to fit a 1/2 inch poly pipewith a shutoff valve halfway up.On the lid i have used a pushy valve that that was coated with pvc cement that pluges into any compressor.
Attachments
my beaut cannon
my beaut cannon
User avatar
rna_duelers
Staff Sergeant 3
Staff Sergeant 3
Posts: 1739
Joined: Mon Sep 26, 2005 7:07 am
Location: G-land Australia

Mon Apr 17, 2006 5:18 am

so how far does it shoot?and wat pressure do u run?
User avatar
jrrdw
Moderator
Moderator
United States of America
Posts: 6571
Joined: Wed Nov 16, 2005 5:11 pm
Location: Maryland
Has thanked: 39 times
Been thanked: 22 times
Contact:

Donating Members

Mon Apr 17, 2006 5:43 am

Well thats as ghetto as it gets. Quick thinking, i wonder how strong the melted joint is? I also wonder if anyone has made a conbustable out of a coke bottle??
marilynblack
Private
Private
Posts: 3
Joined: Wed Jan 04, 2006 6:02 am

Mon Apr 17, 2006 5:58 am

she pumps about 80psi loosing at least 5 when the valve is turned and shoots screwdrivers about 100m
User avatar
rna_duelers
Staff Sergeant 3
Staff Sergeant 3
Posts: 1739
Joined: Mon Sep 26, 2005 7:07 am
Location: G-land Australia

Mon Apr 17, 2006 7:39 am

WOOOHAH,100m that dam good 4 that small barrel

And yes jrrdw there is combustions out of coke bottles aswell as hybrids,Rambo makes them he has some very good ideas and his minis rock!
User avatar
bboymatty
Specialist
Specialist
Posts: 108
Joined: Sun Feb 19, 2006 12:12 pm

Fri May 05, 2006 3:44 am

wow! 80psi thats impressive i wonder if your having the mickey out of us.

i only pump my class 18 pipe to 110psi, and its walls are like.. 20x the size of a coke bottle.
User avatar
SpudStuff
Sergeant 5
Sergeant 5
Posts: 1410
Joined: Sat Dec 10, 2005 3:55 pm
Location: Cupertino, California
Contact:

Fri May 05, 2006 9:51 am

soda bottles have been tested to almost 160 psi before bursting. anso if the class 18 says its rated to 110 psi you can take it higher because ratings have a huge safety margin
User avatar
rna_duelers
Staff Sergeant 3
Staff Sergeant 3
Posts: 1739
Joined: Mon Sep 26, 2005 7:07 am
Location: G-land Australia

Fri May 05, 2006 8:20 pm

The standard pressure for class 18 is 260 psi(kinda lame compared to sch80)so running it 110 is fine.
Image
Post Reply