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Fire crackers?


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#1 king lerock

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Posted 01 February 2009 - 10:45 AM

hi i have just finished my first batch of black powder i have quite a lot and it seems to burn fairly fast,i also iave some paper tubes and end caps aswell as a length of visco fuse so my question is. if i put it altogther fill that make a fire cracker or something like a fountain?

#2 king lerock

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Posted 01 February 2009 - 02:43 PM

any help?

#3 phildunford

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Posted 01 February 2009 - 02:59 PM

If your black powder is reasonable, what you will end up with is a banger. Probably not the best place to start your pyro experiments...

If you add about 10% iron filings & 5% charcoal you will have a good place to start in making an unchoked fountain. Much safer!
Teaching moft plainly, and withall moft exactly, the composing of all manner of fire-works for tryumph and recreation (John Bate 1635)
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#4 Rip Rap

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Posted 01 February 2009 - 03:12 PM

so my question is. if i put it altogther fill that make a fire cracker or something like a fountain?


I presume you mean, if you fill a tube with your B.P., will it make a banger or a fountain?

That is impossible to answer with the limited info that you have given.

You say your B.P. is quite fast. How fast is quite fast? Will you compact the powder? etc etc.

It's worrying that you seem prepared to make "quite alot" of B.P. without much knowledge or understanding of pyrotechnics. This isnt a personal dig at you, but for the safety of you & others, before you attempt to construct any firework / pyrotechnic device, read up on all the safety requirements, theory etc (available on this forum).

Learning from "mistakes" in pyrotechnics can mean loosing a hand or worse!
"Choose a job that you love & you will never do a days work in your life!"

#5 king lerock

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Posted 01 February 2009 - 05:23 PM

Thanks for you concern. But i am starting small the tubes i have got take about a gram of BP and i have gotten saftey equitment and a place to start the experiment well away from others and as for how fast dose my BP burn i dont know how to measure that.

#6 spanner

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Posted 01 February 2009 - 05:37 PM

...as for how fast dose my BP burn i dont know how to measure that.

If a gram or two disappears with a *Whoof* (for lack of a better term :blush: ), it's probably fast enough for most pyro-related work.

It shouldn't smoulder, or leave much dross. Just a quick "poof", then it's gone.

Making pulverone (use the search function) is an option, as well.

#7 Potassium chlorate

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Posted 02 February 2009 - 06:53 AM

If your black powder is reasonable, what you will end up with is a banger. Probably not the best place to start your pyro experiments...

If you add about 10% iron filings & 5% charcoal you will have a good place to start in making an unchoked fountain. Much safer!


Don't all guys start with bangers? Any guy who doesn't like bangers has a questionable sexuality in my book. :P
"This salt, formerly called hyperoxymuriate of potassa, is
used for sundry preparations, and especially for experimental
fire-works."

Dr. James Cutbush

#8 Skarphedin

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Posted 04 February 2009 - 07:15 PM

hi i have just finished my first batch of black powder i have quite a lot and it seems to burn fairly fast,i also iave some paper tubes and end caps aswell as a length of visco fuse so my question is. if i put it altogther fill that make a fire cracker or something like a fountain?


Black match is a good second step. It will familiarize you with binders and it is required for many other devices.
Save the visco for later. When you have sucessfully made black match you can create a fountain or small triangle banger.
Seach for paloma, polumna or triangle salute and you will find all info you need. 0.5 or 1 gram good black powder is enough for
a small banger.

#9 spanner

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Posted 04 February 2009 - 08:01 PM

Making your BP into pulverone is another useful thing to learn and will help the performance of BP polumnas.




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