This is an all-new extruded powder with a burn rate similar to Hodgdon Varget. More about this powder: IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. The new line of IMR Enduron powders feature small kernels for easy metering, plus a built-in copper fouling eliminator. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. Copper fouling should be minimal, allowing shooters to spend more time shooting and less time cleaning a rifle to retain accuracy. We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. For info on other IMR powders, visit www.imrpowder.com. We do not take backorders and our Tech Services team cannot take orders via email or phone. Average extreme velocity spread was only 19 fps for 15 Sierra 142-grain MatchKing bullets fired from prepared cases filled with precisely weighed IMR-4166 charges. It may not display this or other websites correctly. IMR powder has long been a choice powder for knowledgeable reloaders. Environmentally friendly - Enduron technology is environmentally friendly, crafted using raw materials that are not harmful to the environment. Shooters has been keeping it around $20/lb if you buy in quantity. For example, variation in velocity does NOT appear to be linear across the full range of temperatures. The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). This propellant performs comparably to Hodgdon Varget but charge weights are materially different. Load data for the new IMR 4166 was taken from Hodgdon's 2015 Annual reloading manual, and in increments of .3 grains or less, loads were worked up from 24.0 through 25.1 grains of IMR 4166. In 2003, Hodgdon Powder Company acquired the IMR brand bringing these prestigious powders under the umbrella that also includes Hodgdon, Winchester and GOEX. It is the perfect burn speed for cartridges such as .308 Win, 7.62mm NATO, 22-250 Rem and 257 Roberts. Find load data for IMR 8133 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 8133 is the slowest burn rate in the Enduron family. .308 Winchester (IMR-4166 Data) Warning! Across the board, the Enduron line is very insensitive to temperature changes, which is important for both match shooters and hunters. Grab some at your nearest dealer, or for more information, contact IMR Powder Company; Tel. CC 300 BLK ($53.49 per box of 20), Law Tactical Gen 3-M AR Folding Stock Adapter, 2022 Editors Choice Award Winning Silencer Central Banish Backcountry Suppressor. . The 6.5 responded well to the precisely weighed powder charges in carefully prepared cases. IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Find load data for IMR TrailBoss propellant by clicking the button "Loads for this Powder".More about this powder:Find load data for Accurate 5770 propellant by clicking the button "Loads for this Powder".More about this powder:Trail Boss was designed specifically for low-velocity lead bullets suitable for Cowboy Action shooting. Once they had a couple dozen rounds loaded with each powder, they went and shot them with each powder at 25 F, 65 F, and 140 F. The muzzle velocity of each shot was recorded using both a LabRadar Doppler Radar and a MagnetoSpeed Chronograph. IMR4166-08: IMR 4166 8 LBS. Tag: IMR 4166 Loading for the AR-15 with the LEE Auto-Drum Powder Measure. It acts a whole lot like Varget, but is much easier to find. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. 7977 is the slowest of the batch, for shoulder thumpers like the .338 Lapua and the .470 Nitro Express. An acronym for. [ARCHIVED THREAD] - IMR 4166 .223 Rem. Second, Enduron powders are all very temp-stable. Choose a IMR powder and find the respective load data for it. The 4166 seemed interestingit matched my motorcycle jacket, but none of my reloading manuals had any data for it (it's that new). Plain cartridges, in contrast, turned in an average extreme spread of 51 fps. This propellant performs comparably to Hodgdon Varget but charge weights are materially different. Reduced Rifle Loads. It is available right now at Midsouth Shooters and Powder Valley in both one-pound and 8-pound containers: For more information and LOAD DATA visit IMRpowder.com and navigate to the Hodgdon Reloading Center. IMR now offers four Enduron powders that cover a broad range of burn rates. IMR 4166 possesses the fastest burn rate in the Enduron lineup. When will Enduron powders appear on dealers shelves? http://www.hodgdonreloading.com/data/rifle, Hoping to find a fat girl to slurp my eel, http://optimalchargeweight.embarqspace.com/, http://www.northeastshooters.com/vbse-a-little-help-with-target-analysis-for-OCW. Subscribe to the free newsletter and do not miss any news or promotions. The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. Share your experiences with other customers. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Loads case to bottom of bullet, clean burning, very consistent, accurate results with no flyers, flows thru powder measure with a. I have enough on hand to last for a while, but when I found some IMR 4166 available, I decided to try it for my MPA .308. WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. This is a true magnum propellant yielding outstanding performance in 6.5-300 Weatherby, .264 Win Mag, 28 Nosler and .300 Rem Ultra Mag, among other cartridges. It is equally effective in small-capacity varmint cartridges from 223 Remington to 22-250 Remington, and it's a great 30-30 Winchester powder. Well, Im done Adulting for Today and Tomorrow. In fact, E. I. duPont arrived in America in 1800 determined to make an improved gunpowder and, by 1802, was producing gunpowder in a new plant along the Brandywine River in Wilmington, Delaware (this plant morphed into what is today the GOEX brand of black powder). It is available right now at Powder Valley in both one-pound ($25.45) and 8-pound ($182.75) containers: IMR4166-01: IMR 4166 1 LB. Some of our Forum members have reported excellent results with IMR 4166 in cartridges that work with Varget, such as the 6mmBR, 6 Dasher, 6.547 Lapua, and .308 Win. IMR 4166 Enduron Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. The IMR 4166 Powder may be on the slow side but will be interesting with heavier bullets. Final diagnosis: This powder is certainly a winner in the accuracy field, and if the cleanup continues to be this simple it is sure to find a home on my reloading bench. IMR 4166 performs well in the .308 Win (for bullets up to 175 grains) and in 6mm cartridges running the heavier (95-107gr) projectiles. This propellant performs comparably to Hodgdon H4831 but charge weights are materially different. Share the post "Powder Valley has new IMR 4166 Powder in Stock". Loads case to bottom of bullet, clean burning, very consistent, accurate results with no flyers, flows thru powder measure with a. .1 to .2 gr accuracy. It may be that if I did more load development I could close the gap. Optimal load density - Enduron powders provide optimal load density, assisting in maintaining low standard deviations in velocity and pressure, a key feature for top accuracy. Varget was always my go-to powder for .308 and .223, but anyone who reloads knows that Varget is virtually unobtainable now. forum.accurateshooter.com/threads/imr4166-loads-for-223.4053707/, Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36. This allows up to 4% more powder space in the case and in many loads yields more velocity than standard 7828. This helps attain low ES/SD in velocity and pressure, which translates to improved long-range accuracy and tight verticals. For this reason, the IMR brand powders truly are Legendary products. The initial heat condition of your powder will affect the burn rate, Bryan Litz explained at a recent Applied Ballistics Seminar. It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. Share the post "Guide to IMRs Enduron Powders What You Need to Know", Powder Valley Inc. (PVI) now has the new IMR 4166 powder. I hope to get to .5 moa consistently anything better will be nice. The manual allows for stiffer charges, but at 25.1 the load begins to compress. However, Alliants relatively new Reloder 16 is an extremely temp-stable powder, with a burn rate that is a close match to H4350. this stuff is not affected temp at all. Minuteman. Love the copper fouling eliminator makes cleaning a breeze. Moving on, the individual loads were fired and the barrel was allowed to cool between each group. You are using an out of date browser. The same increase in temperature also causes the nitrocellulose-based powder inside the cartridge to burn at a higher rate, producing approximately four times the Point of Impact (POI) shift than just air temperature alone. In 2015, IMR will introduce three (3) new Enduron powders: IMR 4166, IMR 4451, and IMR 7977. This powder is comparable to Hodgdon H4350. Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder". A Meopta MeoStar 1.710x riflescope was mounted to ensure an optimum sight picture. IMR 7977 performs comparably to Hodgdon H1000 but charge weights are materially different. For more information and IMR 4166 LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. .45 ACP and .38 Super, while their rifle offerings range from .223 Remington to .30-06 Springfield. The new powder line-up comes in three flavors: 4166, 4451 and 7977. One member wrote: in my 6.547 IMR 4166 gives speeds and accuracy pretty much exactly the same as Varget. And other shooters have observed reduced copper fouling with Enduron series powders, so IMRs Enduron anti-fouling chemistry does seem to work. Hodgon VARGET, IMR 3031, IMR 4064, IMR 4166 Enduron, IMR 4831, IMR 4895, Lovex D073.6, Lovex S060, . The illuminated reticle made it very easy to see on the black target, and honestly was the first time I have ever had used the feature (now it may be hard to go back). spitzer boat tail & imr 4166, .223 rem. Find load data for IMR 4064 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4064 is a medium-range burn speed powder and is one of the most versatile propellant in the IMR line, used for 223 Remington, 22-250 Remington, 220 Swift, 6mm Remington, 243 Winchester Super Short Magnum, 308 Winchester, 338 Winchester Magnum, and the list goes on and on. Sign up to get updates and access to exclusive promotions. msinc It provides top performance in big game cartridges such as 25-06, 280 Remington and 300 Winchester Magnum. The maxorder quantity of any powder SKU is. Share the post "Guide to IMR Enduron Powders: 4166, 4451, 4955, 7977, 8933". $182.75. Re: IMR 4166 in .223. it's a bit bulky when pouring into the 223 case. Working up a good hunting load with the 4166 Enduron and the Hornaday 150 gr GMX bullets for my 308. VAT (where applicable), shipping costs and possible delivery charges. Then Try IMR 4166 Powder", A couple seasons back, PrecisionRifleBlog.com (PRB) published a significant field test of powder temperature stability. This propellant performs comparably to Hodgdon Varget but charge weights are materially different. Such loads are marked with an asterisk in the data to show where standard 7828 will not fit. Where to Find IMR 4166 Powder Guide to IMR Enduron Powders Temp Stable, Reduced Fouling, IMR Introduces New Enduron Powders: 4166, 4451, 7977, Guide to IMRs Enduron Powders What You Need to Know, IMR Enduron 8133 New Slow-Burn-Rate Magnum Powder, IMR Powders introduces IMR 4955 Enduron Powder. It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. Loading density is perfect for magnums. I went to the IMR site and it takes you to hodgdon's loading site. Loading density is perfect for magnums, contributing to superb uniformity. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. Ive heard some say 4166 is similar to 4064, which I haven't used or have on hand currently. var _gaq = _gaq || []; when enduron works it is often same hole shooting. Once they had a couple dozen rounds loaded with each powder, they went and shot them with each powder at 25 F, 65 F, and 140 F. The muzzle velocity of each shot was recorded using BOTH a LabRadar Doppler Radar and a MagnetoSpeed Chronograph. This website uses cookies to ensure the best experience possible. 4451 is the medium burning powder, for medium cartridges like the .30-06 Springfield and the .270 Winchester. h4895 Reduced Rifle Load. At 600 yds, the POI with 4166 loads was about 1.2 MOA higher than when using 43.2 gr. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. Very consistent velocity, quality powder, not so good on powder throw due to it being a stick powder. 44gr 4166 It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. This propellant is ideally suited for many mid-range burn speed cartridges. IMR states that IMR 4166 is a versatile, match grade propellant. I shot a 4.125", 10-shot group at 600 yds - well under 1 MOA and slightly better than my Varget loads, although they were close enough that I attribute the difference to the shooter. I hope to get some time on the new bull barrel AR. .223 Rem. If you enjoy the forum please consider supporting it by signing up for aNES Membership The benefits pay for the membership many times over. This website uses cookies to ensure the best experience possible. IMR 4166 is one of IMRs Enduron family of propellants. IMR Legendary Powders now offers four (4) Enduron powders: IMR 4166, IMR 4451, IMR 4955, and IMR 7977. Reloading 223 Rem./5.56mm is mostly the usual routine. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. For more information and IMR 4166 LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. Very happy with the results. That provided two sets of velocity numbers. I'm very happy with this powder. That is very, very low. FPS low 2735 high 2789 IMR 4166 powder? This propellant performs comparably to Hodgdon Varget but charge weights are materially different. The LabRadar is a new type of device that allows you to measure muzzle velocity within at least +/- 0.1% of the reading. It was less accurate than 4 other powders. IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Some powders are more affected by changes in temperature than others. IMR 4166 Enduron You may not reproduce original text or photos without advanced permission in writing. Find load data for IMR 7828 SSC propellant by clicking the button "Loads for this Powder".More about this powder:IMR 7828 SSC is a magnum rifle powder with exactly the same burn rate as standard IMR 7828 and uses the same data. The Hodgdon powder company is world renowned for introducing revolutionary technology to the reloader. Load data for the new IMR 4166 was taken from Hodgdons 2015 Annual reloading manual, and in increments of .3 grains or less, loads were worked up from 24.0 through 25.1 grains of IMR 4166. OK, we're down to 1/3 MOA with a bit more to go. It is also outstanding in cartridges like the 444 Marlin and 7.62 X 39. It also offers good load density and meters reasonably well. A versatile, match-grade propellant, IMR 4166 is comparable to Hodgdon Varget. Really like this powder, the accuracy it produces is amazing I will lots more if I can find it. For a better experience, please enable JavaScript in your browser before proceeding. ALL Bulletin content is copyrighted, 2023 AccurateShooter.com. Clearly, the competitor's 'choice' and the Varmint Hunter's 'dream powder.'. The IMR Enduron line is similar to Hodgdon's Extreme Extruded line, in that it is temperature insensitive. This included the top-of-the-line Prometheus Gen II Powder Scale, which is capable of loading to the nearest kernel of powder. Find load data for IMR 4198 propellant by clicking the button "Loads for this Powder".More about this powder:This fast-burning rifle powder gives outstanding performance in cartridges like the 222 Remington, 221 Fireball, 45-70, and 450 Marlin. IMR now offers five (5) Enduron powders: IMR 4166, IMR 4451, IMR 4955, IMR 7977, and IMR 8133. When we are sold out, we are sold out. The main features of the Enduron series are copper . Case: Winchester; Twist: 1:12 inches; Primer: Federal 210M, Large Rifle Match; Barrel Length: 24 inches; Trim Length: 2.005 inches. The test was designed to quantify the temperature stability of Hodgdon H4350 and Varget powders compared to IMRs Enduron line of powders, specifically IMR 4166 and 4451. Load . Select 223 Remington, check off your weights, select IMR, then 4166 I was able ti find a load for two different 55s, a 69, and a 75. I can imagine you might have a little more difficulty with case volume and fill ratio due to kernel size. Shooters will find IMR 8208 XBR yields max velocities and 'tack driving' accuracy. Perhaps the new IMR 4166 will be as good or better. Between 1/3 and 1/2 MOA for 5 shot groups at 200yd. Please help us to improve and report any suggestions via our contact form. When I hit that node It's going to be great. VISIT THE RDC WHITE HOTS White Hots 50/50 is a 50 Caliber, 50 grain pellet for muzzleloaders. I don't see any info for the A-Max though. Hodgdon Powder Co., distributors of Hodgdon, IMR, and Winchester powders, says that: The new IMR Enduron Technology powders will be available at dealers in early 2015 in 1-pound and 8-pound containers. For more information and Enduron LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. Any gunpowder required by handloaders can be sourced through these brands. . Or maybe have QuickLoad data? IMR 4166 was released a few years ago as a temperature insensitive powder that is expected to replace 4064. Share the post "IMR Introduces New Enduron Powders: 4166, 4451, 7977". This ensured the powder charges were identical for each round of ammo. The folks at PrecisionRifleBlog.com meticulously loaded 6.547 Lapua ammo with each powder using some of the best equipment available. Villain Weapon Systems ATPIAL-C EFL -- Enhanced Class 3R Performance Available Now from TNVC! IMRs press release states: IMR 4166 [has] a perfect burn speed for cartridges like the 308 Win/7.62mm NATO, 22-250 Remington, 257 Roberts and dozens more.. for 223. var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); Expensive compared to varget. Reviews can only be submitted while being logged in. IMR recently released a new line of powders with Enduron Technology which is also marketed to have extreme temperature stability. works great in many cartridges with good to great accuracy. We place limited powder inventory for sale on a regular basis on our website. So far IMR4166 has worked great for me in the .243 Winchester with light bullets, the .257 Roberts with 75-100 grains bullets, .308 Winchester with 150's and 168's, the .303 British, 8x57 and .45-70 with "low pressure" loads. I was planning to switch to 4166 for my .308, but it seems that it has also become nearly impossible to source. Or maybe have QuickLoad data? .225 Win. No reviews found. Being one of the easiest people in the industry to talk to, a secret this guarded certainly sparked my curiosity, so I made sure to order a test sample. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 7977 is a slower burn rate in the Enduron family. The results were very interesting, to say the least. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Youll also find official load data in the Hodgdon 2020 Annual Manual. So if your goal is first-shot hits and you may shoot in a variety of conditions you should care about temperature stable powders. _gaq.push(['_setAccount', 'UA-6323545-2']); First used in battle in 1805 by United States naval forces against pirates off the coast of Algiers, DuPont supplied more than 80% of Allied Forces powder needs in World War I. Whether youre reloading for the first time or an experienced reloader who desires elite powder, IMR is a company that should be on your radar. Precision shooters will find an Enduron option well-suited to most of the popular precision cartridge types. Anyone seen/tried this combo? Very consistent velocity, quality powder, not so good on powder throw due to it being a stick powder. IMR 7977 has the slowest burn rate among the Enduron Technology powders. (The only two .45-70's I own are trapdoor Springfields.) Trim to length as needed, clean/uniform the primer pockets, reprime, charge with powder, verify powder charges, seat bullets to specific overall length, perform final inspection, box, and label. . _gaq.push(['_setDomainName', '.accurateshooter.com']); When we are sold out, we are sold out. It is the perfect burn speed for cartridges such as .308 Win, 7.62mm NATO, 22-250 Rem and 257 Roberts. (function() { Today, only the newest reloading fuels can exceed that with a 55-grain bullet in the commercial .22-250. I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. We do not take backorders and our Tech Services team cannot take orders via email or phone. The technology in IMRs Enduron line of powders provides four very important qualities that enhance both in-gun and downrange performance. Find load data for IMR 4451 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4451 is a versatile, match-grade propellant with a mid-range burn speed in the Enduron line. If you commonly use Varget, Alliant Reloder 15, Norma 203B, IMR 8208 XBR, or Vihtavuori N140, you might want to try IMR 4166. Most powders arent specially formulated to be temperature stable. In today's shooting you can clearly see the scatter that centers at 45.5 and the obvious OCW at 46.2. Thanks, Posted by Phillip Jackson on Aug 1st 2021. Learn more about Enduron powders at www.enduronimr.com. FPS low 2735 high 2789. Improved Military Rifle IMR 4166 Improved Military Rifle IMR 4320 Improved Military Rifle IMR 4350 Improved Military Rifle IMR 4451 Improved Military Rifle IMR 4831 Improved Military Rifle IMR 4895 Improved Military Rifle IMR 8208 XBR Improved Military Rifle SR 4759 Ramshot Big Game Ramshot TAC Ramshot X-Terminator Shooters World AR PLUS Thread starter cornhusker; Start date Sep 18, 2017; Forums. Will purchase more. DuPont had historically been a major supplier of military propellants long before becoming one of the handloaders favorite powders. These are the first groups with this powder. The components in question make up my service rifle load in .223 and they are Hornadys 55 grain V-max bullet seated into a Lake City brass case at an OAL of 2.270 and ignited with a Wolf Small Rifle Primer. JavaScript is disabled. IMR 7977 is comparable to Hodgdon H1000. So they would likely show much larger swings than what these four top-performing powders showed. Hodgdon Extreme Series powders have attracted quite a fan base, with over 90% of the top shooters in the Precision Rifle Series choosing to run one of those powders. Hodgdon Varget was the second least temperature sensitive powder in this test, with 46 fps of variance in muzzle velocity between temperatures of 25 F and 140 F. IMR 4166 performed very similar to Varget, and proved to be fairly insensitive to large swings in temperature. The manual allows for stiffer charges, but at 25.1 the load begins to compress. Please help us to improve and report any suggestions via our contact form. IMR 7977 is the slowest burn rate Enduron Technology powder. It is an extruded powder with a perfect burn speed for cartridges like 308 Winchester, 7.62mm NATO, 22-250 Remington or 257 Roberts, among other cartridges. My factory sierra high 2576 Many F-Open competitors are now using Reloder 16 with considerable success. Key: Admin , Global Mod , Mod RR2/3-22 UDG-IP Tried their 7977 in a magnum rifle and it had same accuracy as H1000. As a medium burn speed propellant, XBR is ideally suited for cartridges like the 223 Remington/5.56mm, 308 Winchester/7.62mm NATO and the 6mm PPC. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. 3, e-mail Hornady and the powder mfg. Is there a different load data site? Load data for 50 loads in caliber 7 x 57 with .284 | 139gr . IMR 4451 is a mid-range burn speed powder, ideally suited for cartridges such as .270 Winchester, .30-06 and 300 Winchester Short Magnum. Awsome powder in my book. IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Being a short-grain extruded powder it can be dumped from a powder measure; however I always opt to use a dispenser like the Hornady Auto charge.