accidental double post (pressed submit twice)

i have made a 1.5" burst disk cannon using DavidVanini's method, it has a tiny chamber volume, i charge it up to 120psi with a CO2 tire inflator, it is nearly silent and packs quite a punch with key limes :lol: . I wish you good luck with yours, and hope to see it soon P.S. I did not have a 1.5" uni...

Very nice cannon, if possible can we see a pic of the piston. Two questions: is the handle holding pressure, and how's the damage?

yea, no problem glad to help, but if your sleeve is a tight fitt you'll need deep grooves which for me were a bi@tch to make with my hacksaw and pocket knife

I love the camo scheme and the small pipes with the blowgun and pressure gauge, I always love cannons with lots o bits and pieces. correct me if i'm wrong, but from what i see your breech loading system is on pipe over another, from my experience, if you put an o-ring on either side of your breech, ...

I have been working on a triggered burst disk prototype, and have looked at all the designs on this site (that came up in the advanced search, correct me if there are any i might have missed) I have already replicated Davidvanini (sorry, not exact name, but you get who it is.) I replicated the equal...