[BProckets] Re: grams of powder per pound of rocket

Vince Hudkins greenpyro69 at yahoo.com
Thu Sep 30 13:32:16 PDT 2004


> oh and i know some people ram their BP rockets but
> ill be useing a press so how much presure do you
> press at? I have a Force to presure gauge so i wont
> be relighing on the presure gage on the bottle jack.
>

An answer (notice I wrote "An answer" as opposed to
writing "The answer"?)...

Anyway, an answer to your question regarding loading
force is "It depends".

I'm sure you wanted something less ambiguous, so let
me go on.

It depends on if you are talking about an end burning
rocket or core burning rocket.  

Others can check me on this, but I'm pretty sure a
loading force (i.e. what you read on your P2F gauge
and NOT what you read on the bottle jack gauge) of
6500 pounds is a good target starting point for your
rockets that have a core, and something like 8800
pounds loading force for end burners.  

But I'm only going off of memory - not notes - here
for core burners I have built and what I've been told
to do with end burners (in other words, I have not
tried building end burners yet)...


		
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