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Imr 8208 xbr temperature sensitivity

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 … 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 …

IMR 8208 XBR Smokeless Gun Powder

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; … Witryna7 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. buy wifi for cell phone https://ssfisk.com

Temperature Sensitivity of 11 Powders for .308 Winchester

Witryna5 paź 2009 · 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 … 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 temperature sensitivity, perfect burn rate, perfect loading density, perfect metering, and perfect uniformity/accuracy. Witryna27 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 … cerumen impaction va disability rating

IMR 8208 XBR Temp Sensitivity. - 24hourcampfire

Category:My Powder Temperature Sensitivity Test - Carolina Shooters …

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Imr 8208 xbr temperature sensitivity

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Witryna21 gru 2015 · Sadly, there is no powder that is insensitive to temperature changes. (Basic chemistry, and all that.) But you if you want less sensitive, the Hodgdon Extreme line of powders, along with the IMR Enduron powders are good candidates. IMR 8208 XBR is considered fairly stable plus it is available. WitrynaIMR 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 …

Imr 8208 xbr temperature sensitivity

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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 … 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 …

Witryna16 cze 2011 · I don't know if IMR-8208 XBR is a Canadian IMR powder or an Australian number being even less temperature affected than Varget etc. Note that no extruded powders are now made in the USA. 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 …

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. 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

Witryna20 cze 2015 · IMR 8208 XBR "totally insensitive to changes in temperature." IMR 8208 XBR 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.

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 … cerumen impaction preventionWitryna11 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 … cerumen impaction 中文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. cerumen impaction nhsWitrynaSo, 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, … buy wifi for my laptopWitryna15 kwi 2024 · History on IMR-8208 XBR, XBR = Extreme Bench Rest There was a very accurate non temp sensitive surplus powder that benchrest shooters fought over to buy. Then one day it was all gone. So Hodgdon was encouraged to produce a clone of this mystical powder. IMR-8208 XBR was the result. I'll be damned. buy wifi for my phoneWitryna20 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 develo... buy wifi for the dayWitryna13 kwi 2024 · Banana Belt, Montana. Here's part the description of 8208 from Hodgdon: "Ideally suited for cartridges such as the .223 Remington/5.56 NATO, .308 Winchester/7.62 NATO and the 6mm PPC, shooters will find IMR 8208 XBR totally … cerumen impaction removal icd 10 code