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12/4/2010 7:34:57 PM EDT
I was trying to find out what LPS meant and I think I found out, but I discovered something super cool.  Explosive rounds.  Apparently they were produced using PETN and were available in at least the 7.62x54r.  Who wouldn't want an explosive round?  What does anyone know about these and other related rounds?  
12/4/2010 7:46:22 PM EDT
[#1]
bump for intrest.
12/5/2010 8:43:32 AM EDT
[#2]
The 7.62x54r "PZ" round was an explosive-incendiary that had a bursting charge of tetryl (not PETN) and an incendiary filler. These were designed pre-wwii and not manufactured much after WWII. They turn up from time to time.

1DD
12/5/2010 10:58:07 AM EDT
[#3]
Ive seen old WW2 era 303 cal API rounds. Not explosive but armor piercing incendairy is still not bad....I might have a bandoleer or two around somewhere.
12/5/2010 12:50:34 PM EDT
[#4]
during WWII the russian and german snipers often used Artillery spotter rounds. basically they have an explosive core and the german snipers were ordered to turn them in if they got tranferred/ ordered to go to the western front - so they wouldn't be for having non- Geneva Convention compliant ammo. Evidently they considered all was fair in war with russians.
12/5/2010 1:29:30 PM EDT
[#5]
LPS is simply steel core light ball. PZ is incendiary. It's certainly not going to "explode" - you can't fit enough explosives in the tiny bullet cavity to do much of anything in bullets smaller than .50BMG.
12/5/2010 4:11:39 PM EDT
[#6]
The PZ is an EXPLOSIVE incendiary round, just like the WWII German B-patrone spotter round. Both operate the same way. An explosive pellet, about the size of a large rifle primer, is struck by an inertia-driven striker upon impact. The resulting EXPLOSION bursts the jacket and spreads the incendiary mix, making a large puff of smoke for observation purposes. Not a huge explosion, but enough to cause nasty wounds. Both the Russians and Germans used these rounds anti-personnel and it was said that if a sniper was captured with any of these cartridges, it did not end well for him...

1DD
12/5/2010 4:16:25 PM EDT
[#7]
1DD: Was my explanation of LPS as steel core light ball correct?
12/5/2010 5:01:23 PM EDT
[#8]
http://i699.photobucket.com/albums/vv360/wolfganggross/cutaway8/th_cutaway8002.jpghttp://i699.photobucket.com/albums/vv360/wolfganggross/cutaway8/th_cutaway8003.jpghttp://i699.photobucket.com/albums/vv360/wolfganggross/th_realcutaways1015.jpghttp://i699.photobucket.com/albums/vv360/wolfganggross/th_realcutaways1014.jpgLPS silver tip = light ball steel core, the silver over yellow tip is heavy ball steel core (DPS?)   The other pic is a PZ cutaway.  Made by Czech, stolen by Germans (B-patrone with white phosphorus), then Czech again with black powder.  Not the real tip color,  should be silver over black.
12/6/2010 2:50:52 PM EDT
[#9]
Yes sir, Mr. Zhukov, your description of the LPS is correct. The Russian designation is "Legkoya Puleya Stal (LPS), which translates to say in effect: "light (projectile), core of steel".

Wolfganggross, the correct color code for the PZ load is a red tip, and only a red tip. There is no color code of "sliver over black" with this caliber. The USSR was the main producer of this projectile, followed by China. I have no information confirming production by Czechoslovakia, much less before the end of WWII. They did not make this caliber when the B-Patrone was used.

Both the B-Patrone and the PZ were developed in the 1930's. I doubt that one was a copy of the other, rather they were both improvements of earlier designs...

1DD
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