6mm arc vs 6mm br10 marca 2023
6mm ARC quick facts: It's a 6mm cartridge similar to 6.5 Grendel, built for the AR-15 platform It's optimized for bullets in the 103 grain - 110 grain range It's got more velocity and less recoil compared to 6.5 Grendel It shares the same parent case with 6.5 Grendel: The 220 Russian Also 6X47 has also interested me. Powered by UBB.threads PHP Forum Software 7.7.5. has not been on game, some loads stand out. An eighteen-inch barrel, maybe even a. I previously tested them in other calibers. This morning, using the same scale and method as Gavin, I measured the case capacity using water weight in two sets of fired but not resized cases. A World Record Attempt and everyone is out at the range shooting and practicing. Jan 13, 2021. The rifles Barrett supplied for the DoD are top-notch, but they are just a modified REC-7 DI. He gave it a 32-degree shoulder and called it the .243 Rock Chucker.. Subscriber Services. The Hornady 6mm ARC is at its best with long for caliber, high BC bullets like this Berger 108-grain Elite Hunter. Mag. Dropped on my M16 lower doubles and triples stayed on a full-sized silhouette out to 25 yards, stretched doubles to 50 yards. JavaScript is disabled. The Remington 600 action that it came off was set up as a single shot rifle, no magazine assembly, and the Fajen stock was inletted just deep enough for a 1/2" thick aluminum platform to lay the cartridge on. L. to R. are Berger 95-gr. Sectional densities are similar, and both should be good penetrators. The 6mm bore diameter had all but faded by 1955; the only popular 6mm cartridge prior to the release of this pair was the 6mm Lee Navy cartridge, and that cartridge was virtually obsolete by the 1930s. Range Report 6mm ARC vs 6 PPC vs 6 Grendel. As the dust settled and reality set in this dissipated a bit. All of the design criteria that went into the 6.5 Creedmoor that make it a top performer were also used in the development of the 6mm Creedmoor. of H2O, almost right inbetween a 6 mm PPC, around 32 gr. Ammo capacity is about the same, 20 rounds with the longer Grendel mags. I have never had a easier caliber to load for. The 6mm ARC was designed to match specific DOD requirements while fitting in the AR15 platform. The 6mm ARC was built by necking down the 6.5 Grendel. What does the 6 ARC do that the 6 BR REM hasn't been doing for over 50 years? There is no reason that it shouldn't, it is basically a blown out 6mm PPC which is probably the gold standard for accurate cartridges. Poll: What Reloading Components Cant You Find? The current reincarnation of this round is the 6mm BR Norma, with essentially the same case dimensions. I tested dozens of loads, mostly with benchrest bullets, and the rifle shot well. It debuted in 1955 and has been immensely and justifiably popular ever since. Truth be told, the magnum race is still underway. Arguments amongst experts (real and self-delusional) spewed forth with ferocity. While the .243 Win. I have the 6 ARC and getting great results of .250 groups when I do my part. Like the grendel though you probably don't want to run high pressures on an ar bolt though. Due to the lower MAP, the performance of 6mm ARC ammunition loaded to gas-gun pressures will, on average, be less than firearms loaded to bolt action pressures when using the same barrel length. Each session started with a cold shot at 100 meters confirming zero while showing repeatability out of the bag. Probably not. NOTE: This 6mm ARC reloading data is intended for use in bolt action rifles safe for pressures up to 62,000 psi. Hunting inside 300 meters the 300 HAMR rules that realm. Clearly better to galivant around the countryside with then an AR10. Unlike the WSSM, the Hornady 6mm ARC was engineered around a long, high B.C. Joined: Jun 2002. Some examples include the 6mm-204 and the 6x45. Let us count the ways. Five shot rapid-fire was not bad. My speed is significantly slower ( 50 FPS) than Gavins at 2552 FPS with an SD of 6. This is only a slight victory, however. The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Company literature in 1955 described both bullets as Soft Point.. It recoils about 50% less than any long-range 308 Win. The 6mm Advanced Rifle Cartridge (638mm), or 6mm ARC for short, is a 6 mm (.243) caliber intermediate rifle cartridge introduced by Hornady in 2020, as a low- recoil, high- accuracy long-range cartridge, designed for use in the AR-15 platform at request of a specialized group within the U.S. DoD for its multipurpose combat rifle program. Your email address will not be published. NB / Canada. The 6mm ARC does what much larger cartridges can and everything that smaller cartridges can't. It delivers substantially better ballistics than the 223 and offers a much lighter gun/ammo system with 30% less weight than the AR-10/308 Win system. Always enjoy your videos. If this rifle is any indication all it took was a barrel, bolt, and magazine swap. Another round that was designed for the steel shooters is the 6mm BR Remington. It would also be used as a deer rifle for new shooters (small deer, sitka blacktails). Long-range precision shooting is one of the fastest-growing segments of the shooting sports. can exceed it by 500 fps and the 240 Weatherby by 600 fps. Poll: What Rifle Cartridge Do You Reload Most Often? In most woods that I was hunting in at that time, I couldn't . Both bullets produce deer-slaying accuracy. This rifle originally started out as a 224 Valkyrie using their IRMT upper and NX15 lower. This increased size means the 243 has a case capacity of 53-54.8 gr H2O. Mag., the 6mm-204 essentially recreates the 6x47. At the moment, it remains a proprietary caliber with one source of magazines and ammo, unproven. Or hunting? You never know for sure, but its not a failure out of the box like so many others. Claims for the 6mm ARC are that it is better in every category. SPC; the 300 AAC Blackout, 350 Winchester Legend and 458 Bushmaster. 6mm ARC: Fact or Fiction? The 6mm ARC is designed to run in existing in M4 rifle platforms. Both can produce sub-MOA groups, but 224 Valkyrie seems to spread out faster than 6mm ARC. This isn't your grandpa's muzzleloading system. Top loads used H322, W748, and Reloder 7 powders with 65-, 68-, and 75-grain match bullets. The second set of data is loaded to a MAP of 62,000 psi, which is stated to be for use with bolt action guns such as the CZ 527. Federal has created a safer, easier and more reliable way to shoot a muzzleloader. Its accuracy is simply phenomenal, and it makes a superior varmint cartridge. There is a lot of hoped for or imagined history related to the 22 BR and 6 BR cartridges. for a Remington 40XB Rifle in 6m/m Remington Bench Rest back in 1985 or so. Thanks Find. 1100m: This is more academic than real, but they claim 6mm ARC performs at this range (compared to the .223 and 308). The problem is that Hornady, which developed the 6 mm ARC, made a slight alteration to the case length so that it would be compatible with very long 6 mm bullets that have a high BC. Consistency remained about the same with 2 or 3 out of five the norm. .458 Winchester Magnum History: The Complete Story, 6.8 Western Ammo Options: The Load of Long Yardage, A World Record Attempt: Practice Round and Media Day, Interview with Israeli Defense Forces, Part 1. Its easy to understand why its such an excellent performer. A fun challenge. Make sure to watch till the end. And one may be all you need to justify a new rifle in a new, low velocity chambering. It is NOT for use in AR-15 style (gas gun) rifles. . For those using 6.5 Grendel, its a 5-minute barrel change. It still turns the steel and is very consistent holding 9 mils at the top. HunterMann Well-Known Member LRH Team Member Joined Jan 18, 2021 Slightly bigger still is the 6CM, which invokes much cooler H1000 powder (to best all these in barrel life). and 6mm Rem., but it pushes them a little faster. was not, and the .243 Win. You may know one or two more. June 18, 2020 Gavin Reloading Blog 224 Valkyrie, 300 PRC, 6 ARC, 6.5 Creedmoor, 6.5 PRC, 6mm ARC, 6mm ARC Load DAta, 6mm Creedmoor, CMMG AR-15, CMMG Endeavor, CMMG Resolute, Hornady, Long Range AR-15, New Rifle Cartridge, Precision AR-15, QuickDesign Software, QuickLoad Software, Reloading, Reloading 6mm ARC, Reloading Blog, Reloading Press, Reloading Videos, Shooting 6mm ARC, Ultimate Reloader. The 6x45 is the .223 Rem. .243 bullet for military (combat) applications in modern, autoloading rifles. just get a 6mm hagar. Pretty cool having a light-weight AR-15 that can accurately shoot out to at least 900 yards. Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry. Jeff, I would have it fluted well to reduce weight and chop +/- 20" - with 95 BTs, it will be a deer slayer, varmint bullets for said creatures. 1,461. It is reported to be very accurate, but its aura is eclipsed by the shadow of the 6mm PPC. Probably the most recoil came out of the 6 Creedmoor. Accuracy was good, with one group I captured on camera (see video) measuring 0.750: I decided to see how fast a 95 grain bullet could be propelled by the 6mm ARC, so I turned to some 6mm Berger Classic Hunter bullets I had on hand, and Ramshot TAC powder. Handloads are easy to prepare, and while my limited use of the .240 Wby. As the heaviest rifle tested recoil with the LMT Mars-H in 6.5CM was about the same as the Zev in .223 Wylde, the next best performer for groups. In my next story Ill be deep-diving on the CMMG Endeavor 20 6mm ARC AR-15, and will be stretching its legs to greater distances. Always used manufacturers published load data! the problem is your average guy wants to shoot a long ways, they don't get the fast and light principles. All of the eyeball'ed loads produced sub-MOA groups. As Jackie says there's a big difference in the cases. What explains that? H4895. It would seem to make a dandy handgun round as well. They built these rifles with great attention to detail. That doesnt mean others in that community or those in contact with them may not want 6mm ARC someday, or even give it a try sooner than later. The new Mossberg rifles chambered for the new 6mm ARC should give similar results with even less recoil -- not that the old 243 Win. The .244 Rem. I had a heavy-barreled Sako single shot in the 1970s, and it shot like almost all 6mm PPCs: great. V-MAX Item No. Only a few metric calibers have been really popular in the United States6.5mm and 7mmso the Great 6mms are relatively few in number. I hired a Mossberg in 243 Winchester to take this multi-tined TX Hill Country whitetail with a single shot. All barrels will be . But because 6mm arc is currently $34.95 per box and 6mm CM is $31.50 there is not enough cost difference to worry about since I don't reload yet . Whats the plus delta on each? No knobs, just a hold using the reticle, find it, read the wind, hold, and press, adjust as needed and repeat. WT?, Tactical Time Lord. From an LE perspective, changing calibers is like pulling teeth on a ticked off Grizzley, very low rate of success and its hard to beat a .223 for patrol. This 6 ARC was an excellent performer, not a precision rifle but thats not what its for. The bullet diameter of each caliber is the same at .243". In many ways, the race to the bottom is paying off. I cant see it, but for those who like to try something different its is a really nice option. Distance is its forte and with its 2020 introduction and ability to flatten the trajectory curve, the 6mm ARC might ought to have been called the "Corona cartridge.". This is exactly what we would expect. Some tactics never die, they just get regenerated. As such, SAAMI maximum average pressure is set at a relatively mild 52,000 psi. By comparison, the 6 mm ARC gets there in 2.04 seconds. This is, after all, a rifle forum and accuracy matters! Poll: What Progressive Reloading Press Do You Use Most? !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)? I tried a test one time after that ladder test, I decided to eyeball the powder amount in the case. Again using QuickLoad, I developed the following load: Here I saw velocities averaging 2,631 FPS. For example, the data in the Hornady 11th Edition Manual for an 18 in (457 mm)-barrelled AR-15 platform firearm was on average 200-300 ft/s (60-90 m/s) less than the data for the 24 in (610 mm)-barrelled CZ 527 bolt action rifle. The 6mm Rem. $1.75/Round. Shots were aimed from a bi-pod, the rifle on the bench with me standing behind it. Brought out by Hornady just a few months ago, this moderate-sized round is based on the 6.5 Grendel and shares similar rim and body dimensions. My sources tell me the 6 ARC was a very small order for a specialized unit requested by an obscure R&D group that works under the DoD (Department of Defense) umbrella. The handguard bolts to the upper eliminating impact shifts when setting the bi-pod or locking into a barricade or obstacle. can exceed it by 500 fps and the 240 Weatherby by 600 fps. The biggest differences between the 6mm PPC and the 6mm ARC are the shoulder angle (30 for 6mm PPC, and 40 for 6mm ARC), and the base-to-datum spec for the shoulder (6mm ARC is pushed back further).
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