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Old 01-25-2023, 05:37 PM
luke strawwalker's Avatar
luke strawwalker luke strawwalker is offline
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Join Date: Dec 2007
Location: Needville and Shiner, TX
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Quote:
Originally Posted by mbauer
With anything you try, there are failures.

I was testing the upper limits of how much Air PSI could they handle.

Well several launches at 90 PSI seemed to work. Just before increasing to 95lbs, the Saturn V binded as it was going up the launch barrel. KaBOOM! It was windy and thinking the wind might have had something to do with the binding.

Video link at 90PSI : https://www.youtube.com/watch?v=Imsad7uboME

Here's another one going KaBluey: https://www.youtube.com/watch?v=H54Iwkb9nmk

Found those, forgot about them being posted. Thought you might want to see.

Mike


Yeah just a heads up but you better be REAL careful with those PVC "air tanks"... PVC will shatter and fragment like a hand grenade when used with air, and go off like a bomb when they let go. Why you're not supposed to use PVC pipe to plumb air into a shop-- supposed to use PEX or black poly tubing instead, because it "fails gracefully" if anything goes wrong-- it just splits at the weak spot. PVC will actually shatter like glass into shards propelled at high speed by the expanding pressurized air inside it. Not good.

Might want to look into converting a little portable steel air tank or something which would be much safer... Looks like great fun, but if you had one of them PVC tanks turn loose on you could be a VERY bad day!

Later and good luck! OL J R
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