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Imr 8208 xbr temperature sensitivity

Witryna3 kwi 2024 · Re: imr 8208 vs Tac (5.56 nato loads) TAC shows actual5.56 pressure loads. IMR is too pansy to publish or release this data, even by email. Therefore if you wish similar performance, you must go on your own devices to work up a load at your own risk. I would love to see a quickload for 77s/75s for 8208 xbr. Witryna23 lip 2015 · My IMR 8208 rounds were loaded in Lake City LR brass at 2.800” with 155gr Hornady Amax and WLRM primers @ a 43.6gr charge weight. I used magnum primers only because that’s what I had. I’m not sure what affects a non-magnum …

powder data for temperature swings Long Range Hunting Forum

Witrynainsensitive to changes in temperature, while yielding max velocities. Hodgdon IMR 8208 XBR smokeless rifle powder is a medium burn propellant that is ideal for match, varmint and AR sniper cartriges. … Witryna3 kwi 2024 · Im going to start working over book max on 8208 xbr and see if I can get around 2800-2900 fps with good accuracy with the 77's out of my 20" barrel. I get that easily with Tac. Honestly Im happy sticking with Tac, I just dont know how well its … here take this crossword clue https://tfcconstruction.net

IMR 8208 XBR Smokeless Powder Powder Valley

Witryna5 mar 2024 · I've much less experience with it than others, but I'd say it is very similar acting to Varget and H4350 with regards to temp sensitivity...that is to say, a *little* but not very much at all. Djstorm100 Witryna5 mar 2024 · IMR 8208 XBR #18206904 03/05/23. Joined: May 2008. Posts: 1,145. Jacksonville, FL. richardca99 OP. Campfire Regular. OP. richardca99. Campfire Regular. Joined: May 2008. ... 8208 is great. Not temp sensitive, clean burning, and flows well through my Redding #3. But, as the OP noted, about impossible to find. Benchmark … Witryna16 kwi 2013 · That means it packs densely in a case and meters well in manual powder measures. As to burn rate, Chris stated that IMR 8208 XBR is “a tad slower than H4895.†Chris confirmed that the powder’s distinctive qualities are temp stability in an ultra-wide temperature range and a very broad accuracy window. Chris said: … matthews vu pediatrics woodmen

Temp sensitivity Sniper

Category:Temperature sensitivities for powders - PredatorMasters Forums

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Imr 8208 xbr temperature sensitivity

IMR 8208 XBR Smokeless Powder 8 Pound - Graf & Sons

Witryna23 lip 2015 · My IMR 8208 rounds were loaded in Lake City LR brass at 2.800” with 155gr Hornady Amax and WLRM primers @ a 43.6gr charge weight. I used magnum primers only because that’s what I had. I’m not sure what affects a non-magnum primer would exhibit but this was my test and here are my results. Witryna27 sty 2014 · H322 and IMR-8208 XBR are very temperature insensitive compared to most other powders. The temperatures have to be extreme and the loads have to be at the top high end or lowest low end of the range for there be a huge difference. Most of …

Imr 8208 xbr temperature sensitivity

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WitrynaIMR-8208 XBR is made by ADI and LT-32 is made by GD in Canada. LT-32 is supposed to be an exact copy of the T-32, made on the same machinery and the same formula. 8208 XBR is not the same as IMR8208 produced by IMR. ... Is 8208 XBR temperature sensitive? I love 8208 XBR. It’s along the same formulation as an old Mil-Surp …

Witryna6 sty 2010 · Temperature sensitivity is not a gimmick. I have seen some big differences in loads worked up in the winter then shot in the summer with some powders. 748 is the powder of the devil when it gets hot. I've blown more primers with it in OKLAHOMA/ARIZONA heat with cool temp loads than everything else. Witryna23 sty 2024 · There were two IMR4350 cold-weather tests included in the long list in my recent HANDLOADER article on temperature sensitivity, one with the .30-06 and 165-grain bullets, and one with the .375 H&H and 300-grain bullets. In both tests IMR4350 lost some velocity, though considerably more in the .30-06 load. In general, the …

Witryna3 paź 2009 · IMR 8208 XBR is Consistent in All Conditions. This short grain extruded rifle powder exhibits exceptional stability with virtually no change in velocity at temperatures ranging from -40 degrees F to 165+ degrees F. Lou Murdica, who helped develop this new powder, confirms that it is not temp-sensitive. Witryna25 cze 2012 · What I like about the powder is it is temp sensitive. And it burns super clean. My barrels and BCG are not near as dirty with this powder. ... #2237621 - 06/22/12 07:00 PM Re: IMR 8208 XBR and 223 loads [Re: DiRTY DOG] Smokeless Die Hard Member III Registered: 10/25/09 Posts: 2996 Loc: Radiator Springs 8208xbr is a great …

Witryna4 lis 2013 · PS: Hodgdon lists this info for IMR-8208 XBR in the .308 with 175 SMKs: 39 grains at 2511 ft/sec and 52,200 psi. 42.5 grains at 2664 ft/sec and 61,800 psi. So, 41.2 to 41.3 grains should get close to 2609 ft/sec that remington quotes. And, 42.3 grains should get very close to 2650 ft/sec that the m118LR load gets. T.

Witrynavarmint, and AR sniper cartridges. Ideally suited for cartridges like the 223 Remington/5.56mm, 308 Winchester/7.62mm NATO and the 6mm PPC, shooters will find 8208 XBR totally insensitive to changes in temperature, while yielding max velocities … matthews vu pro rodeoWitrynaSo, the load that shot the best when he developed it for that gun/components remained the same throughout the competition. Advantage IMR 8208 XBR has perfect temperature sensitivity, perfect burn rate, perfect loading density, perfect metering, and perfect uniformity/accuracy. matthews-vu pulsarWitrynaIMR Legendary Powders Single Base Powders SAFETY DATA SHEET March 2015 The following smokeless powders are distributed by IMR 4198® IMR 4227® IMR 8208 XBR www.Hodgdon.com * www.IMRpowder.com * www.WWpowder.com 6430 Vista Drive … here take my money gif