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Gun Propellants: Single, Double and Tripple based
The nitration of cellulose is an equilibrium reaction, so to prevent loss of nitrogen content the ac ... |
6-2-2015 at 07:42
by: Hennig Brand |
nitroglycerin
As Bert pointed out there is a phase change when ice changes to water, which absorbs a lot of heat/e ... |
6-2-2015 at 07:19
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Attached is a report done by the Australian military. A mathematical model was created which takes i ... |
5-2-2015 at 19:08
by: Hennig Brand |
Short question / quick answer - Thread
Oh, here is a neat tip with regards to lead dioxide calcination in a steel soup can. Keeping the can ... |
5-2-2015 at 13:21
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Here is another good article on smokeless propellant stability testing and stabilization and also a ... |
5-2-2015 at 12:35
by: Hennig Brand |
Stability Testing, Bergmann-Junk-Siebert-Test
I found this Los Alamos handout the other day which describes stability testing of explosives includ ... |
5-2-2015 at 07:15
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Celluloid cotton (ca. 10.5 - 11 %N) and gun cotton (ca. 13.0 - 13.6 %N) and everything in between is ... |
5-2-2015 at 07:03
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I was just about to do what was traditional and lower the flame temperature by going with a lower NG ... |
4-2-2015 at 15:54
by: Hennig Brand |
Trinitrotoluene preparation
Pure alpha TNT apparently has quite low toxicity, however, DNT is apparently very carcinogenic. I ju ... |
2-2-2015 at 20:07
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Here is a chapter from a text with a lot of good general information about nitrocellulose. Many inte ... |
2-2-2015 at 19:56
by: Hennig Brand |
Short question / quick answer - Thread
A while back I too took lead dioxide from an old car battery, but I didn't try and react the lead di ... |
2-2-2015 at 19:16
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Here is a microscope shot, at 40X magnification, of a fairly representative sample of the homemade f ... |
2-2-2015 at 08:58
by: Hennig Brand |
Short question / quick answer - Thread
If I had lots of lead acetate I would just use that as my soluble lead salt, in place of lead nitrat ... |
1-2-2015 at 14:51
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Interesting post, Bert, I think for rifle I will take the hints and move towards using cooler propel ... |
1-2-2015 at 12:23
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
Of course I meant the proportion of losses due to friction and other sources were assumed equal for ... |
31-1-2015 at 19:46
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I have been making propellant in 10g, or less, sized batches for testing. For practical sized batche ... |
30-1-2015 at 15:15
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I think that good consistency from batch to batch, in terms of NC & NG strength and purity, coul ... |
30-1-2015 at 13:22
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
I have been meaning to screen the flakes to separate them into different sizes. With the .22LR tests ... |
30-1-2015 at 11:58
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
These should be a little better I think. The one on the right held the homemade propellant. There is ... |
30-1-2015 at 10:35
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
If it would make you feel better I could tell you that I wasn't holding the rifle, but I would be ly ... |
30-1-2015 at 09:32
by: Hennig Brand |
MCNC/NG, 60/40, Double Base Propellant Testing in 30-06 Rifle
This morning I dug out a 30-06 Winchester rifle and some old cartridges to do some further propellan ... |
30-1-2015 at 08:27
by: Hennig Brand |
Trinitrotoluene preparation
I noticed this a while ago in the prepublications section. It should give you some ideas for how to ... |
29-1-2015 at 08:05
by: Hennig Brand |
Volume & Area Equations for Partially Filled Spherical Vessels
Notice how above I calculated the rate of heat transfer for a full 2L flask and then simply divided ... |
28-1-2015 at 12:28
by: Hennig Brand |
nitroglycerin
No problem, r[sub]1[/sub] (inside radius) above was found by using 0.002m^3 (2L) for volume in the r ... |
26-1-2015 at 13:52
by: Hennig Brand |
Gun Propellants: Single, Double and Tripple based
RoXefeller, good thinking, but after being cut into flakes the propellant was given a couple of days ... |
25-1-2015 at 15:44
by: Hennig Brand |
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