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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
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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

632642 Views

Last post by quinn whitsitt
Fri Feb 09, 2024 2:38 pm
PVC Pipe Info

Last post by PCGUY

by PCGUY » Wed Oct 09, 2013 1:38 pm

PVC Pipe Info

PVC is used by plumbers, pool installers, and so on, and local building and construction regulations set the safety and materials...

0 Replies

49561 Views

Last post by PCGUY
Wed Oct 09, 2013 1:38 pm
The Offcial Machinist Thread: Revised 01/04/2014

Last post by Yexinss
Replies: 1097
by jrrdw » Tue Aug 02, 2011 5:54 am
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This is where members who need help getting machining done to their spudgun parts. There will be some guide lines and they are as follows:...

Last post

As my title described, 2k for modifying Daytona Recoil system to shoot Nerf darts. Full mechanical no wires no battery only HPA. If you can machine...
1097 Replies

730777 Views

Last post by Yexinss
Wed Aug 25, 2021 12:22 pm
Good Deals Thread

Last post by PaperNinja
Replies: 41
by clemsonguy1125 » Wed Aug 11, 2010 8:01 pm
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I keep seeing good deals on ebay for cheap parts that would be great for spud guns but not the kind I build. I figured it would be a good idea to...

Last post

$550 4500psi compressor
41 Replies

140928 Views

Last post by PaperNinja
Wed Dec 05, 2012 7:08 pm
Launcher Failure Analysis Log

Last post by SEAKING9006
Replies: 32
by Velocity » Sun Apr 15, 2007 11:28 am
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The idea behind this thread was taken directly from a sticky on the Spudtech forums, seen at I, along with several other members, believe that this...

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I never made my inside out sleeve valve because I didn't know how to use o-ring, most important of all don't try gluing them in place, second if its...
32 Replies

172124 Views

Last post by SEAKING9006
Fri Jun 27, 2008 8:11 pm
Golf Ball Barrel FAQ

Last post by K8TOW
Replies: 34
by squeaks » Wed Jan 24, 2007 6:42 pm
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Okay, so one of the most asked about barrel is the golf ball barrel. Here are some frequently asked questions(and some unfrequent ones too).

Q: Why...

Last post

I use pvc plugs and caps
34 Replies

260345 Views

Last post by K8TOW
Thu Mar 16, 2023 5:22 am
Ammo Ideas

Last post by quinn whitsitt
Replies: 359
by PCGUY » Tue Apr 04, 2006 10:48 am
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First post

Ammo

I have put together a few ammo ideas for different size barrels. All pipe is PVC unless otherwise stated. If you think any ammo ideas should...

Last post

help sorry i typed to fast
359 Replies

5098406 Views

Last post by quinn whitsitt
Thu Feb 15, 2024 11:44 am

Topics

Epoxy after PVC gluing?

Last post by PVC Arsenal 17
Replies: 4
by PVC Arsenal 17 » Thu Jul 02, 2009 2:05 pm

First post

My next project requires me to sleeve a PVC pipe inside a length of square PVC structural tubing.

For the initial connection, I used medium...

Last post

I'll start then. Thanks for the help.

4 Replies

1250 Views

Last post by PVC Arsenal 17
Thu Jul 02, 2009 2:19 pm
Micro chamber help which one? .... and other questiones

Last post by theBOOM
Replies: 11
by theBOOM » Sun Jun 28, 2009 5:13 pm

First post

Ok guys, im building a micro 2x hybrid out of PVC ... don't kill me for using pvc, I think that 1/2 pipe rated to 600 psi+ should handle the pressure...

Last post

Oh dont worry... im only taking this up to a 4x mix at the most.. I prboably wont... its made for 2x but im making a high mix hybrid out of an...

11 Replies

2348 Views

Last post by theBOOM
Wed Jul 01, 2009 8:42 am
PVC molding?

Last post by THUNDERLORD
Replies: 11
by PVC Arsenal 17 » Mon Jun 29, 2009 5:03 pm

First post

Is it possible to melt down PVC and mold it around existing dry PVC? Will it adhere properly and retain reasonable strength?

The picture should...

Last post

It's probably not too much different from polycarbonate or other clear acrylic, which can be heated to mold temperatures using a plywood box with...

11 Replies

4046 Views

Last post by THUNDERLORD
Tue Jun 30, 2009 7:14 pm
Dart ammo for HIGH powered gun

Last post by spudtyrrant
Replies: 53
by c11man » Wed May 13, 2009 9:05 pm
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i am designing a 400psi all copper triggered burst disk cannon and want to shoot nail darts from it. i will be using some 2 1/2in sharpened nails...

Last post

lol
53 Replies

12301 Views

Last post by spudtyrrant
Sun Jun 28, 2009 1:41 pm
Unglueing?

Last post by THUNDERLORD
Replies: 3
by skyjive » Tue Jun 23, 2009 10:11 pm

First post

So I have two close-fitting brass tube sections glued together concentrically, with the inside of one glued to the outside of a smaller one. I need...

Last post

... Use lots of ventilation. Often the fumes are toxic.

No, inhale them and see if you get high.
If you did you could sell the stuff and buy some...

3 Replies

1353 Views

Last post by THUNDERLORD
Tue Jun 23, 2009 10:41 pm
New Cannon, New Ammo

Last post by Atomique
Replies: 4
by mikemurph » Thu Jun 11, 2009 11:41 am

First post

I've built a new combustion gun (Its not on this site yet, because I'm working on the aesthetics to make it look better) but I used a strange sized...

Last post

Paper is the best :D very easy make shells from it, but give damaged pic :)

4 Replies

3208 Views

Last post by Atomique
Tue Jun 23, 2009 2:06 pm
High pressure pump check valve?

Last post by Gippeto
Replies: 6
by inonickname » Mon Jun 22, 2009 6:31 am

First post

Well, I've cast a piston, turned an o ring retainer (it's floating o ring et cetera), cut my aluminum stock to size and found a hardened steel rod...

Last post

Check valves are pretty simple if you've got a lathe. :)

There is one I modified to make it seal positively in this thread. Essentially I added an...

6 Replies

1732 Views

Last post by Gippeto
Mon Jun 22, 2009 11:24 am
Hijacking my own thread...

Last post by THUNDERLORD
Replies: 24
by MountainousDew » Sat Jun 20, 2009 2:25 pm
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Today me and my friends were skateboarding in Lowes, we made some ghetto ramps in the plywood section and were having fun! Okay, not really but how...

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now therea an idea, harley davidson with on board spudgun
Disguise it as an exhaust pipe...
And if it would be a combustion you could disguise the...
24 Replies

6862 Views

Last post by THUNDERLORD
Mon Jun 22, 2009 12:17 am
Rubber Golf Balls

Last post by thedeathofall
Replies: 7
by thedeathofall » Sat Jun 20, 2009 8:56 pm

First post

So I was walking through Target, and I stop at the sports section to see what kind of bike pumps they have. (Word of advice, the pumps from target...

Last post

They'd definitely be good for testing purposes. As for doing any damage they'd be completely useless.

The Amazon link even said they were meant to...

7 Replies

2581 Views

Last post by thedeathofall
Sun Jun 21, 2009 11:28 am
Sweet find - cylinders and piston

Last post by THUNDERLORD
Replies: 3
by daccel » Fri Jun 19, 2009 1:51 am

First post

Was dropping off a pressure washer for repair today and asked the guy if he had any old parts that weren't any good to him but I might find useful....

Last post

I saw a $10 grease gun that states a working pressure to 3200PSI and started wondering about a hydraulic powered pressure pump.
If a rubber piece...

3 Replies

1492 Views

Last post by THUNDERLORD
Sat Jun 20, 2009 2:55 am
Excellent golf ball barrel price

Last post by mobile chernobyl
Replies: 1
by Moonbogg » Mon Jun 15, 2009 11:48 pm

First post

Check this out. Its an 1 1/2 SCH10 aluminum pipe available in various lengths including 4 and 6ft. Oh, and they come anodized. The 4ft only costs...

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Hmmm... I work with Sch 10 316L SS piping all day... Never thought of golf ball compatibility and they can definately take some pressure. Only...

1 Replies

1284 Views

Last post by mobile chernobyl
Mon Jun 15, 2009 11:55 pm
golfball barrel saftey

Last post by c11man
Replies: 17
by c11man » Tue Jun 09, 2009 6:34 pm
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i was at the hardware store returing a rented machine and as always i payed a vist to the plumbing section. i was looking at their secton of sdr pipe...

Last post

the sch 80 could have had some slight dips on the inside where the sdr 26 might not have bee supported causeing a crack to start then extend all the...
17 Replies

5173 Views

Last post by c11man
Fri Jun 12, 2009 8:17 pm
Great burst disc material

Last post by THUNDERLORD
Replies: 3
by Moonbogg » Tue Jun 09, 2009 5:53 pm

First post

I bought this at home depot and got well over 100 burst discs out of it. A single layer bursts just past 40psi with an Ø1 3/16 disc. At just over...

Last post

The suspense is killing me, and not much time left to be online here!
When I click the link it goes, product not available nearby try another store...

3 Replies

1497 Views

Last post by THUNDERLORD
Tue Jun 09, 2009 7:04 pm
shotgun wadd

Last post by Carlman
Replies: 1
by spud downunder » Tue Jun 09, 2009 6:13 am

First post

hi everyone first post on here, thort i wuld share my newest discovery, recently ive got hold of some smallish ball bearings and had been shooting...

Last post

Mate been done loads of times before, search next time and it belongs in the ammo discussion thread anyway

1 Replies

1337 Views

Last post by Carlman
Tue Jun 09, 2009 7:49 am
Reforming PVC pipes

Last post by Technician1002
Replies: 12
by cocodoc » Sun Jun 07, 2009 4:47 pm

First post

jimmy101
Read your post on PVC from 09/08. It seems you know a lot about PVC, maybe you can help me. I'm trying to heat 6 PVC pipes enough to reform...

Last post

I would guess that there would be some fumes, you can smell pvc when you're cutting it, so I would guess you would get some fumes.

That is why I do...

12 Replies

6948 Views

Last post by Technician1002
Tue Jun 09, 2009 12:54 am
what to do with an old fire extinguisher

Last post by alwinovich
Replies: 11
by alwinovich » Sat Jun 06, 2009 8:53 am

First post

i bought a 9.5 liter water fire extinguisher it is still sealed
it is proof tested to 500 psi
the gauge is at 150 psi, it sais overfilled (90-110...

Last post

ok! so i discharged the extinguisher and filled it to the top with water and then put 150 psi presssure on it and left it overnight
no pressure drop...

11 Replies

3474 Views

Last post by alwinovich
Sun Jun 07, 2009 4:29 am
Sleeve pipe

Last post by Contra
Replies: 23
by TollBooth » Thu May 14, 2009 8:32 pm
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Alright i tried to sleeve SDR21 1.5 into SCH 80 2 trying to make a golf ball barrel. Did not get to far... is there a special way to go about doing...

Last post

DOesn't sleeving cause the barrel to be so heavy that cam lock burst disk can't support the weight of the barrel?
23 Replies

8510 Views

Last post by Contra
Sat Jun 06, 2009 5:08 pm
Fishing sinkers as ammo

Last post by Gippeto
Replies: 33
by BA_Noob » Wed Jun 03, 2009 2:38 am
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I was looking around the fishing section at my local walmart when i found some 1/4 and 1/2 fishing sinkers, They look perfect for ammo. Its made out...

Last post

On top..ic. :)

I used 1/2 ounce fishing weights encased in hot glue with my copper gun at 400psi.

Pretty good ammo. :D

There's a link to a...
33 Replies

10297 Views

Last post by Gippeto
Fri Jun 05, 2009 12:59 am
How much pressure with large sch80???

Last post by Biopyro
Replies: 15
by jeepkahn » Wed Jun 03, 2009 1:53 pm
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Looking to build a LARGE coaxiel using 8 sch80(rated 250psi) for the chamber and 4 sch40(rated 220psi) for the barrel... All fittings will be...

Last post

I agree, it's extremely dangerous if it does go, but I'm saying more that it shouldn't.

Driving a car is dangerous IF you crash, but when driven...
15 Replies

4945 Views

Last post by Biopyro
Thu Jun 04, 2009 1:50 pm
UHMW test rounds

Last post by jagerbond
Replies: 74
by jagerbond » Sun May 17, 2009 7:54 am
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We made these today for testing purposes. Each weighs in at 85 grams and initial results are quite impressive. We were able to puncture 2 holes in...
74 Replies

18817 Views

Last post by jagerbond
Wed Jun 03, 2009 4:15 am
Deodorant can chamber

Last post by jimmy101
Replies: 7
by rikukiakuchiki777 » Tue Jun 02, 2009 4:50 am

First post

I've been thinking; wouldn't a deodorant can make an ideal chamber for a small air gun? Apart from a small volume, it has an in-built hammer valve,...

Last post

There are a couple reason for the warning against puncturing those cans. One is that the can still be pressurized and a ragged hole in the side may...

7 Replies

2479 Views

Last post by jimmy101
Tue Jun 02, 2009 1:40 pm
Ammo for large pipes

Last post by Technician1002
Replies: 5
by geniusbomberman » Thu May 28, 2009 9:46 pm

First post

I am thinking of making a large( 4 or 5 inch) barrel, and I want to know what would be good ammo for it. Do hardware or craft stores sell Styrofoam...

Last post

I'm working on a 3 inch valve cannon.

Haha. I know about these plans. Trust me, you will enjoy the insane power of a 3 inch valve. It does not...

5 Replies

1488 Views

Last post by Technician1002
Fri May 29, 2009 12:37 am
nsf/ansi?

Last post by Moonbogg
Replies: 7
by jon_89 » Wed May 27, 2009 6:48 pm

First post

Any body have any idea what this is? It came from home depot. It says 480psi on it alond with the nsf-ansi. :?

Last post

I once heard a parable to comfort people in these humnling situations:

When the monkey in the field looks about and steps to the left, and then to...

7 Replies

2804 Views

Last post by Moonbogg
Thu May 28, 2009 9:17 pm
Whats far for a golf ball?

Last post by jeepkahn
Replies: 27
by Moonbogg » Sun Apr 26, 2009 12:56 am
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HGDT says a new design will send a golf ball about 400 yards. That doesn't sound too terrific to me. Then I searched to find out how far they have...

Last post

I've been using marbles for quite a long time and I've noticed that their flight path is not always curved... I don't know why but as I increase...
27 Replies

7849 Views

Last post by jeepkahn
Wed May 27, 2009 10:13 am
Pipe safe?

Last post by boom_o_matic_2.0
Replies: 14
by TollBooth » Sun May 24, 2009 10:51 pm

First post

Alright. my first cannon was a success the light saber which was the old spray n pray type. which was rather more complex with fan and inter graded...

Last post

nah. the guy on valkarie had one hand with 3 fingers on it and 1 eye. lol. you'll be fine.

14 Replies

3842 Views

Last post by boom_o_matic_2.0
Tue May 26, 2009 10:07 pm

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