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4" Burst Discs

Post questions and info about pneumatic (compressed gas) powered cannons here. This includes discussion about valves, pipe types, compressors, alternate gas setups, and anything else relevant.
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Unread postAuthor: jimmy101 » Mon Sep 15, 2008 12:19 pm

The plastic lids from coffee cans and the big ice cream tubs?

Vivit your local plastics supplier and get sheets of HIPS, ABS, PVC, Acrylic, ...?
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Unread postAuthor: ALIHISGREAT » Mon Sep 15, 2008 12:46 pm

Where can one find said 4" aluminium couplings? (is it TRSsupplies?)

and as for burst disc ideas... well i can;t see many things working, maybe 2L drinks bottle plastic? (added bonus of the sprite/coke/whatever inside it :D )
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Unread postAuthor: MaxuS the 2nd » Mon Sep 15, 2008 3:04 pm

Indeed, TRSupplies.


http://www.trssupplies.co.uk

> Industrial Hose Couplings.
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Unread postAuthor: clide » Mon Sep 15, 2008 7:25 pm

MaxuS the 2nd wrote:@D_Hall: Indeed. Although if I do eventually use Aluminium Foil, I will need like 200 hundred layers to take up to 100psi and not burst.


I believe D_Hall was referring to actual commercial burst discs. Although I imagine they would be significantly more expensive then something homemade.

You may want to search the Spudtech archives. IIRC DR made a 4" burst disk cannon.
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Unread postAuthor: JDP12 » Tue Sep 16, 2008 7:12 am

perhaps thin PVC- such as SDR 21???
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