Imr 8208 xbr temp sensitivity

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. 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 the time, temperature will affect accuracy long before causing any functional problems.

Opinions on IMR 8208 XBR consistancy? Shooters

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 … Witryna16 kwi 2013 · The temperature was 40F and no pressure signs were evident until I reached 32.7gr where the bolt was stiff on opening. Yesterday I fired a second series … how many crew does luffy have https://jcjacksonconsulting.com

Is anyone else finding IMR8208 temperature sensitive or is it …

Witryna7 gru 2024 · Do yourself a huge favor and ditch the temp sensitive powders, especially the 2520! I worked up a load in summer with the 2520 and was missing low on a 10" plate at 400Y in the winter. ... Did you mean temp "insensitive"? 8208 XBR and IMR 4166 might be worth a try, besides the others I mentioned. I used R15 for fireforming … WitrynaIMR 8208 XBR Powder in stock now is the latest in the versatile powders line of fine propellants, this accurate metering, super short grained extruded rifle powder was … WitrynaSo, 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 … how many crew for a brigantine

IMR 8208 XBR - 24hourcampfire

Category:308 Winchester Load Development - 168 SMK with 8208 XBR

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Imr 8208 xbr temp sensitivity

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Witryna20 gru 2015 · For you 6.5 Grendel reloading experts out there, is it fair to say that the two best overall powders — which give generally superior performance in all bullets in all weights in 6.5 Grendel loadings — are IMR 8208 XBR and AA 2520? As far as I can tell, these two generally rule the lighter weights, with perhaps Hodgdon LEVERevolution … Witryna20 cze 2024 · This video cover the first stage of load development in 308 Winchester with the Sierra 168 SMK HPBT with IMR 8208 XBR. We review the Incremental Load …

Imr 8208 xbr temp sensitivity

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WitrynaIMR 8208 XBR is an accurate-metering, super short-grained extruded rifle powder was designed expressly for match, varmint, and AR sniper cartridges. As a medium burn … 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: …

WitrynaFor the 50-60 grain bullets most commonly used in .22-250, you have a huge selection of good medium burn-rate powders, but we like the new IMR-8208 XBR powder and H-4895 because they deliver great accuracy and they are not temp sensitive. Witryna13 lis 2024 · Varget has too much lot to lot variation and people hate on 748 for temp sensitivity. Varget runs at considerably higher pressures then just about every other powder available for .308. ... A powder that I think is going to gain popularity fast is the IMR 8208 XBR. Its temp stable, has a burn rate clost to Varget but shorter kernals! it …

Witryna16 paź 2013 · 4350 is temp sensitive so I'd go 4831, but I'd probably try RL 22 first. All IMR and Reloder powders are temperature sensitive with the exception of 8208 XBR and Reloder 15, and none of the 4350s or 4831 powders or others with similar burn rates are ideal powders for the Whelen. Witryna3 kwi 2024 · 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. I have it almost to mk 262 velocities a smidgeon over book max, but hesitate to go further without addtl. info.

Witryna24 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 …

WitrynaFor 8208 - When hunting it drops below 1,800fps at 380M, and for target shooting goes subsonic at 945M. For H4895 - When hunting it drops below 1,800fps at 405M, and goes subsonic at 970M. Choosing the best powder over a good standard like say, 8208 might get you an extra 25M of effective range. how many crested geckos are left in the wildWitrynaIdeally 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 and tack driving accuracy. Clearly, the competitor’s choice and the Varmint Hunter’s dream powder. Important Information: how many crew members did zheng he commandWitryna13 kwi 2024 · In my experience 8208 is as temp-resistant as the Extreme powders like Varget and H4350, as are the recent Enduron IMR powders, 4166, 4451, 7977 and … high school wiz khalifa streaming vfhigh school women\u0027s basketball coaching jobsWitryna27 gru 2013 · Ideally suited for cartridges like the 223 Remington/5.56mm, 308 Winchester/7.62mm NATO and the 6mm PPC, shooters will find IMR 8208 XBR totally insensitive to changes in temperature, while yielding max velocities and “tack driving†accuracy. Clearly, the competitor’s “choice†and the Varmint … high school women\u0027s basketball rankingsWitrynaPrint Thread: Hop To : IMR 8208 XBR #18206904 03/05/23 high school women\u0027s basketball recruitingWitryna5 mar 2024 · 8208 XBR..sensitive to temperature? Thread starter Djstorm100; Start date Aug 17, 2014; Forums. The Hide Armory. Reloading Depot . Djstorm100 Sergeant. Full Member. Minuteman. Feb 5, 2010 193 0 35. Aug 17, 2014 #1 ; How sensitive, if … high school women\u0027s basketball