Imr 8208 xbr temperature sensitivity
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. … 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.
Imr 8208 xbr temperature sensitivity
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Witryna21 lis 2003 · #2457358 - 03/09/13 07:10 AM temp sensitivity IMR vs Hodgdon Extreme?? cowpoke Die Hard Member II Registered: 11/21/03 ... In general how do the IMR versions compare to their Hodgdon counterparts regarding temperature sensitivity? Somewhat different, or way way different? thanks. Top #2457368 - … Witryna11 maj 2014 · The advertising for XBR8208 suggests that it is quite temperature insensitive but it seems this powder is primarily used in 223 and similar calibers, with not so many comments about its use in 308. So the questions: Is my concern about …
Witryna16 kwi 2013 · Anytime you seat touching it will accentuate the possibilty of bigger pressure spikes when temps rise.Most powder is alittle sensitive but others are extreme.I have used 8208 and havent noticed the spike.Chrono it and see what you find about … WitrynaIMR 8208 XBR. is the latest in the versatile IMR line of fine propellants, this accurate metering, super short grained extruded rifle powder was designed expressly for match, varmint, 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 …
Witryna21 sie 2024 · IMR 8208 XBR: This was the 3rd most resistant powder to temperature-induced velocity variations with 77 grain bullets between 34 and 102°F. No temperature-induced velocity variation was measured with 55 grain bullets. 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 …
Witryna308 Winchester/7.62mm NATO and the 6mm PPC, shooters will find IMR 8208 XBR totally insensitive to changes in temperature, while yielding max velocities. Hodgdon IMR 8208 XBR smokeless rifle powder is a …
WitrynaAbout IMR 8208 XBR NOTE: Although new IMR 8208 XBR is made by Thales (ADI), Hodgdon has not published an ADI-equivalent product code. Thales has loaded some of the 8208 XBR into military ammo. However, Thales Australia Ltd. tells us: “[We] have yet to release the IMR 8208 XBR propellant in Australia to the sporting shooters market; … crz tpms resetWitryna7 lip 2024 · Intermediate Temperature-Sensitive Powders: IMR 8208, IMR 4166, IMR 4064 and H4895 had performance results not quiet as good as those of Varget. 3. Highly Temperature-Sensitive Powders: Four powders were identified that were highly sensitive to temperature-induced velocity changes. dynamics test 1Witryna27 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 … crz short shifterWitryna24 mar 2015 · 8208XBR and temperature sensitivity? I've been running Varget for the last several years and like the Honey Badger it doesn't seem to give a crap about temperature. With the recent Varget drought I've been using IMR 8208XBR and … crz technologyWitryna7 lip 2024 · Intermediate Temperature-Sensitive Powders: IMR 8208, IMR 4166, IMR 4064 and H4895 had performance results not quiet as good as those of Varget. 3. Highly Temperature-Sensitive Powders : Four powders were identified that were highly … crz tree meaningWitryna16 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: … dynamics test automationWitryna4 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. crz tree protection