that thing is way wicked man!! a friend of mine and i had devised a similar plan, but with only 2 combustion chambers. i kinda directed him from afar cuz i was out of town, so the dumbass bought some weak ass pipe, i have no idea what kind, and the thing blew up on him. luckily he was fine, and i wi...

If you have read any other combustion cannon posts you will notice that the size of the chamber alone does not determine how well a gun will perform. While it can help depending on what exactly you are making, you also need to consider what sort of propellant(s) you are using and in what proportions...

Still havent yet gotten around to making this thing, but I was wondering what sort of valve you would suggest. Boiling said I have some options, but I was curious which would make the most sense in terms of cost and in terms of ease of construction, if construction would even make sense as I have no...

Thanks again to both of you guys. When I get some time to put this thing together and test it out I'll let you know how it works out. Thanks again and happy launchings!

Im a new member to this site, so when I read something like this I pray to the gods that most of the members are not like this guy. Aside from the fact that what you did sounds idiotic, the way you wrote about it also sounds idiotic. Maybe the best advice to give someone like this guy is to just wal...

Thanks to both of you guys. Is it possible to send pictures? Im one of those damned visual people and while your explanations are great it would be even better if I could see what it is I need to do. Even just a rough sort of drawing with some labels would mean more than you can possibly imagine. Th...

I am a brand new member to this site, and a fairly new member to the world of spud launching. Recently I have come up with an interesting idea and need guidance in the creation of a cannon that will suit my needs. I am looking to build a pneumatic cannon that will fire golf balls as projectiles. The...