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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 2000-06-26, 09:16
peacemaker peacemaker is offline
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Default Primer Explosive Help Needed

Hi everybody.
I need help on extracting the explosive from primers. I know that I have to use Acetone to dissolve the glue from the anchor thingie. But when i soak the primers in Acetone, It's still impossible to pull out the anchor. Any ideas????

Peacemaker....
 #2 
Old 2000-06-27, 04:37
The Real The Real is offline
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Default Re: Primer Explosive Help Needed

What type of primers are you using? Large Pistol primers are the easiest to take apart. Sounds like you are using varnished primers, which are used in shotgun and rifle primers. Or another easy alternative is to take apart the lowest cost .22rimfire shells you can find. Remove the bullet and powder, fill the case halfway with water or alcohol, use a needle or toothpick to scrape the bottom and sides. Then dump the contents of the case onto a petri dish or watch glass, it will be a bright yellowish green liquid. All the liquid to evaporate and it will leave behind a green solid. Make sure it is very dry, which is why alcohol or other low bp solvents are better. 20 of these .22 shells make one low grade (about a #6) cap, add 10 shells worth for each cap grade up. IE 40 shells for a number 8 cap, there isn't a #7 cap. Don't tamp the material into place without it being saturated with water. But then drying times are greatly increased, best just to put the loose powder in. This powder is shock, heat, and friction sensitive.
 #3 
Old 2000-07-03, 03:13
sanity sanity is offline
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Default Re: Primer Explosive Help Needed

PEACE MAKER DOESN'T SEEM TOO PEACEFUL TO WANT TO BLOW SHIT UP...
 #4 
Old 2000-07-03, 03:13
sanity sanity is offline
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Default Re: Primer Explosive Help Needed

Quote:
Originally Posted by sanity
PEACE MAKER DOESN'T SEEM TOO PEACEFUL TO WANT TO BLOW SHIT UP...
 #5 
Old 2000-07-10, 12:39
peacemaker peacemaker is offline
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Default Re: Primer Explosive Help Needed

Sanity:
Capslock on!!
That one is already used!!!!

 #6 
Old 2000-07-20, 09:49
Alan Smithee Alan Smithee is offline
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Default Re: Primer Explosive Help Needed

why do you want to take out a primer they dont have that much explosive force.
 #7 
Old 2000-07-21, 09:14
Bob- Bob- is offline
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Default Re: Primer Explosive Help Needed

umm, yes they do, Lead styphanate (the explosive in primers) detonates at
5200 m/sec, but its also friction, heat, and flame sensitive, so it aint worth it!
 #8 
Old 2000-08-10, 09:11
peacemaker peacemaker is offline
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Default Re: Primer Explosive Help Needed

If you mix it with Styrofoam you get a solid moldable explosive that can be ignited with a fuse.

That's why!!!

peacemaker...
 #9 
Old 2000-08-10, 23:57
The Real The Real is offline
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Default Re: Primer Explosive Help Needed

What explosives are not sensitive to any of those things? They all are, just some more than others. I've had no accidents with the .22shells.
 #10 
Old 2000-08-11, 07:26
Alan Smithee Alan Smithee is offline
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Default Re: Primer Explosive Help Needed

okeay they've got a good amount of explosive force but theres not that much primer and you have to buy a whole round why dont you just buy primers seperately I believe they sell them because some people reload their spent cartridges.

[This message has been edited by Alan Smithee (edited 08-11-2000).]
 #11 
Old 2000-08-11, 23:21
The Real The Real is offline
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Default Re: Primer Explosive Help Needed

A .22lr cost just about as much as a pistol or shotshell primer, it's also safer and easier to remove the contents from a .2lr shell.

If primers are the choice a person makes, use unvarnished pistol primers. They are the easiest to take apart, but still require squeezing with pliers. A .22lr cartridge requires a bullet pull, powder dump, add in a solvent, mix, dump contents, evaporate solvent, walla.

In these parts primvers go for just under $7/50, .22lr can be had for around $1.50/50. There isn't a whole lot more material in primer than in the rim of a .22lr case. Safety, ease of, cost, production. It adds up to favoring the .22lr.

But a neat trick can be done with shotshell primers. Pick away the varnish from the flash hole and insert the fuse from a bottle rocket. Instant mini cap, with an impressive boom for it's size.
 #12 
Old 2000-09-18, 10:24
~FALLEN~ ~FALLEN~ is offline
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Default Re: Primer Explosive Help Needed

anchor??????? um i think perhaps you mean anvil
 #13 
Old 2000-09-24, 12:56
krazd krazd is offline
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Default Re: Primer Explosive Help Needed

The Real
could the shotty shell cap thing be used to detonate AN?
 #14 
Old 2000-10-02, 08:32
SofaKingNO3 SofaKingNO3 is offline
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Default Re: Primer Explosive Help Needed

I know this dosn't answer your question, but making a primay explosive would be easier than exracting a bit at a time out of primers.
 
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