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Electroforming Copper Liners
I originally posted this in the unconventional shaped charge thread. It was suggested to me that thi ... |
11-9-2011 at 08:26
by: Hennig Brand |
Unconventional Shaped Charges
I have been using the electroforming method to make some copper cones lately. I was having trouble f ... |
10-9-2011 at 08:12
by: Hennig Brand |
extract nitrocelulose from ping pong balls
It is even worse than that I think. I think they mean 25% of the total weight is water. So 1 000 000 ... |
9-9-2011 at 11:16
by: Hennig Brand |
extract nitrocelulose from ping pong balls
This webpage shows the hazard classification of 12.6% nitrocellulose wet with different amounts of w ... |
9-9-2011 at 10:22
by: Hennig Brand |
extract nitrocelulose from ping pong balls
I hope no one minds me posting this. I think Mr Cool from E&W provided a pretty good explanation ... |
9-9-2011 at 08:54
by: Hennig Brand |
extract nitrocelulose from ping pong balls
It would never make sense for a government, especially a government at war to use many different exp ... |
8-9-2011 at 06:08
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
I appreciate you doing an analysis of my problem. That wording doesn' t actually reflect what I actu ... |
1-9-2011 at 13:04
by: Hennig Brand |
Azides
As I understand it, the reason we are concerned with minimizing the amount of water in the reaction ... |
25-8-2011 at 13:16
by: Hennig Brand |
Azides
That is interesting. It also emphasized something in my mind: using KOH to do the hydrazine sulfate ... |
24-8-2011 at 12:23
by: Hennig Brand |
Azides
I was going to post a how-to, but for now I thought this basic overview might serve as a sort of che ... |
23-8-2011 at 16:43
by: Hennig Brand |
Ammonium Perchlorate Synthesis
Sorry about that. You blush easily do you?
So that is your website then. I was never 100% sure, ... |
22-8-2011 at 05:31
by: Hennig Brand |
Ammonium Perchlorate Synthesis
This is from the same website that dann2 linked to, very good website. It has a method for making am ... |
21-8-2011 at 09:35
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Thanks for the help. Just drying some fresh lead nitrate. I used 15% HNO3 because it was available a ... |
19-8-2011 at 15:15
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
I would like to try your non-azide triple salt/clathrate at some point for sure, but first I need to ... |
18-8-2011 at 14:38
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Maybe its like the old expression ,"it's not what you've got, its what you can do with it". I am rea ... |
17-8-2011 at 20:04
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Holy crap, I just lit a little of my new basic lead picrate. Now it still isn' t as good as lead sty ... |
17-8-2011 at 17:26
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
The yield for my last attempt, (from 2-3 days ago), at the azo-clathrate was 92% of your stated yiel ... |
17-8-2011 at 16:26
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Okay, I did a full scale basic lead picrate synthesis. I kept the temperature between 90 and 95C thr ... |
17-8-2011 at 04:46
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Thanks for the analysis. I will try and focus on the procedure this time around, and do a full scale ... |
16-8-2011 at 05:40
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Yeah, so it looks like I was probably wrong about my picric acid from ASA being the cause of my prob ... |
15-8-2011 at 19:40
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
I think I may have solved any possible materials problems with a fresh batch of picric acid from phe ... |
14-8-2011 at 10:22
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
No, it did not get the proper color before the addition of the sodium azide. It did go a bit orange ... |
13-8-2011 at 20:08
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
It took a lot of patience but, I think I followed the procedure very closely except for the much gr ... |
13-8-2011 at 16:38
by: Hennig Brand |
Mr. Anonymous: azo-clathrate primaries
Same trouble I was having over a year ago with the Basic Lead Picrate synthesis, I think. I will get ... |
13-8-2011 at 10:49
by: Hennig Brand |
A more durable improvised detonating cord?
I have another idea that should increase safety greatly. A blast shield could be installed between t ... |
13-8-2011 at 10:30
by: Hennig Brand |
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