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Backyard Ballistics This forum is dedicated to the safe teaching and responsible handling of high and low explosives. You will not find any information on how to make "bombs" or any such device(s) . Backyard ballistics will teach you the science and the art of pyrotechnics and how to manufacture and use explosives/pyrotechnics safely and responsibly. Backyard ballistics is also a haven for rocketry and pneumatic cannons. All information contained within this forum is for educational purposes ONLY. Totse does not accept responsiblity for any incident involving the use of the information contained within this forum.

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 #1 
Old 2003-07-22, 06:38
SuperPro SuperPro is offline
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Default Im making a ball mill!!!

Ok the ball mill construction is not what i came to ask about... infact im going to ask Is it possible to make BP with out sulfur? im sure it'd slow down the burn speed but im just making shitty salutes so i don't need fast burning shit because i'd make flash instead
 #2 
Old 2003-07-22, 06:40
deadsexy deadsexy is offline
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Default Re: Im making a ball mill!!!

If you used just charcoal and KNO3. 75 KNO3 and 25 charcoal. Or you could make H3, which is 75 potassium chlorate and 25 charcoal. But if you do this DO NOT ball mill H3. It is impact and frictions sensative. And by all means DO NOT introduce sulphur to this mixture. It becomes a lot more sensative.

[This message has been edited by deadsexy (edited 07-22-2003).]
 #3 
Old 2003-07-22, 07:05
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

Ok so i can use kno3(75%) and charcol(sp? 25%)? and it will work?
 #4 
Old 2003-07-22, 07:10
deadsexy deadsexy is offline
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Default Re: Im making a ball mill!!!

Yes. I am sure that is the best ratio. If not just experiment with it.
 #5 
Old 2003-07-22, 07:12
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

Im going to see if i can finish making my ball mill tonight woo hooo!
 #6 
Old 2003-07-22, 09:14
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

UPDATE: I have fallen tired and will have to finish the ball mill when i awake tomarrow some time(lol). The ball mill is almost finished. I just need to join my other rotation rod to the main connection so i can have a spinning action. Only one thing i am worried about is my connection from the motor to the first rod. Im not sure if the rubber connection is going to withstand the heat by the friction. Tomarrow i will turn it on and leave it on for a set period of time when its complete and i will watch it. Hopfully it doesn't create enough friction to fuck up my rubber belt.
 #7 
Old 2003-07-22, 09:22
static_firefly static_firefly is offline
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Default Re: Im making a ball mill!!!

Sulfurless BP will burn much faster then regular BP, but produce less gass.
 #8 
Old 2003-07-22, 09:29
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

Then that'd make it even better for salutes correct? or would it not because it'd produce less pressure?
 #9 
Old 2003-07-22, 18:35
met_B_A_N_S met_B_A_N_S is offline
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Default Re: Im making a ball mill!!!

quote:Originally posted by SuperPro:

Then that'd make it even better for salutes correct? or would it not because it'd produce less pressure?

You are correct... without the gas, there would not be sufficient gas to make a loud noise... But, it would still explode. The key to a salute is to have a fast burning powder, that creates a huge amount of gas in that short time.
 #10 
Old 2003-07-22, 19:31
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

As long as it blows up. I could care less
 #11 
Old 2003-07-22, 19:35
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

Because im a n00b im going in order of shit you should try. Started out with kno3 and sugar mixes. Now im going to try BP in my homemade ball mill. Who knows... one day i may make flash lol
 #12 
Old 2003-07-22, 20:38
DavidThePyro DavidThePyro is offline
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Default Re: Im making a ball mill!!!

Straight BP is probably best for salutes, but sulfurless should work with proper confinement.
 #13 
Old 2003-07-23, 01:53
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

I had some problems keeping the belt on the ball mill but i think i have fixed the problem. Right now i am milling and i guess its not a speedy thing to do lol
 #14 
Old 2003-07-23, 01:59
And1Drew And1Drew is offline
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Default Re: Im making a ball mill!!!

Technically flash powder is easier to make then BP, but its alot more dangerous... as you already know.

Im starting off with the KNO3 and sugar composition first, then going onto flash, then bp. Then I want to get into making cakes and repeaters and motors.
 #15 
Old 2003-07-23, 02:27
SuperPro SuperPro is offline
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Default Re: Im making a ball mill!!!

Im going for BP then flash because as we both know and you stated BP is a shitload safer.
 
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