Search found 1138 matches

by jsefcik
Thu Aug 20, 2015 11:24 am
Forum: Pneumatic Cannons
Topic: Valve help needed
Replies: 9
Views: 1226

Re: Valve help needed

Nope nothing clogging it, ill try to post the pics , maybe its just the valve i orderd and its the wrong one idk yet ill post pics later
by jsefcik
Thu Aug 20, 2015 7:10 am
Forum: Pneumatic Cannons
Topic: Valve help needed
Replies: 9
Views: 1226

Re: Valve help needed

Nope doesnt go anywhere , its pissing me off cause i want this badboy to work like it should:( this is biggest cannon to date :(

Makes the diaphram seal thats its, now my on my 1.5 inch one it seals the barrel and fills the chamber as it should
by jsefcik
Wed Aug 19, 2015 11:32 pm
Forum: Pneumatic Cannons
Topic: Valve help needed
Replies: 9
Views: 1226

Valve help needed

I recently purchase a 2.5 inch dust collector valve made by goyen , now i have 2 that are 1.5 inch that work perfeclty i hook up the my air hose, diaphram moves sealing off the barrel filling the chamber, as it should, now my 2.5 inch is the indentical setup but my problem is the diapram seals off t...
by jsefcik
Sun Aug 09, 2015 12:41 am
Forum: Pneumatic Cannons
Topic: Need A Golf Ball Cannon Built For Me
Replies: 5
Views: 1362

Re: Need A Golf Ball Cannon Built For Me

I am looking for someone to build me a cannon that shoots golf balls from the tee box to the green 450 plus yards I am willing to pay someone to build me 2 Lmk if you can help me Your best bet is to pick up a dust collector valve thats 1.5 inch , and build your chamber the valves have crazy power a...
by jsefcik
Sat Aug 08, 2015 8:44 am
Forum: Pneumatic Cannons
Topic: how to determine the best chamber?
Replies: 6
Views: 1223

Re: how to determine the best chamber?

Screenshot-GGDT v4.6.png It doesn't work. :( Seriously though, can you be a little more specific? Does the shape of the chamber make any difference? Im wondering ? Explain what you need more of,im using 3 inch pvc for the chamber defintly 5 feet , barrel i was told double my chamber which woulf be ...
by jsefcik
Fri Aug 07, 2015 7:24 pm
Forum: Pneumatic Cannons
Topic: how to determine the best chamber?
Replies: 6
Views: 1223

Re: how to determine the best chamber?

2.5 inch pvc is what im probably going to use 2.5 inch is 60 bucks for all the fittings,, 3 inch is like 30-35 bucks alot cheaper, ill prob use 5 feet of barrel and chamber,,,would you mind plugging those into ggdt for me?
by jsefcik
Fri Aug 07, 2015 1:58 pm
Forum: Pneumatic Cannons
Topic: how to determine the best chamber?
Replies: 6
Views: 1223

how to determine the best chamber?

Im onto my next build using a 2.5 inch pneumatic relief valve( qev on steriods) now my recent one was a 1.5 inch valve i used 2 inch pvc as a chamber,,for this bigger valve should i use 3 inch? Or whats the best route? Thanks
by jsefcik
Thu Aug 06, 2015 9:54 pm
Forum: General How-To & Discussion
Topic: Avaiability of sdr26
Replies: 7
Views: 1283

Re: Avaiability of sdr26

Its alright:(
by jsefcik
Thu Aug 06, 2015 6:26 pm
Forum: General How-To & Discussion
Topic: Avaiability of sdr26
Replies: 7
Views: 1283

Re: Avaiability of sdr26

My local supplier of SDR-21/26 piping happens to be a very old hardware store, which sells it for irrigation since I used to live in a semi-farming community. They have sizes from 1" to 4" IIRC, although no oddball sizes like 2.5". Stubborn old people will keep it available for the time being, but ...
by jsefcik
Wed Aug 05, 2015 8:30 pm
Forum: General How-To & Discussion
Topic: Avaiability of sdr26
Replies: 7
Views: 1283

Re: Avaiability of sdr26

[quote="Fnord"]I've noticed the oddball PVC diameters are going away more and more. Looked for some golfball pipe the other day and there's just nothing there locally. Its funny that you mentioned that,my local shop has plenty of that golfball pipe if you needed some im be more then glad to get you ...
by jsefcik
Tue Aug 04, 2015 9:57 pm
Forum: Pneumatic Cannons
Topic: 2.5 inch piston port questions
Replies: 1
Views: 434

2.5 inch piston port questions

Im back into building guns, does anybody have a piston port 2.5 inch? If so im wondering what kind of power you guys are getting out of it being that its a rather bigger port? Any tips of anything appreciated
by jsefcik
Fri Jul 31, 2015 6:30 pm
Forum: General How-To & Discussion
Topic: Avaiability of sdr26
Replies: 7
Views: 1283

Avaiability of sdr26

Sup guys havent made a post on here in sometime hope everyone is doing well and figured i try my best to see if someone could help here Im in the search of sdr26 2 1/2 inch , about a 4 foot section, online prices are insane and so is my local machinsts prices to make me it, now does anybody possibly...
by jsefcik
Wed Jul 29, 2015 9:11 pm
Forum: Off-Topic Hobbies
Topic: "Offtopic-posts-topic" NSFW
Replies: 6630
Views: 290122

Re: "Offtopic-posts-topic" NSFW

Sup guys havent been on here in over a year whats new?
by jsefcik
Fri Jan 31, 2014 10:41 pm
Forum: Pneumatic Cannons
Topic: what size qev
Replies: 11
Views: 934

Re: what size qev

Makes sense,,,the 1 1/2 qev is set up mainly for golf balls and i got the 3/4 for free so might as well have some fun with it,,pvc is cheap,

Thats why i was wondering which one to use
by jsefcik
Thu Jan 30, 2014 8:44 pm
Forum: Pneumatic Cannons
Topic: what size qev
Replies: 11
Views: 934

Re: what size qev

Dig makes sense,,,i have marbel barrel using 1/2 pvc it acutally sucks,,they get stuck in the barrel 9 out of 10 times,,ive used my 3/4 barrel and had better luck,,id like to find really good ammo for a 1/2 barrel i was using steel slugs but im running out lol Was using lead balls but i lost my mold...