Testing consisted of a single 5-shot group of each incrementmental charge weight just to get a rough feel for the potential of this powder. It provides top performance in big game cartridges such as 25-06, 280 Remington and 300 Winchester Magnum. Copper fouling reduction these powders contain an additive that drastically reduces copper fouling in the gun barrel. Any gunpowder required by handloaders can be sourced through these brands. Very consistent velocity, quality powder, not so good on powder throw due to it being a stick powder. You can see Hodgdon H4350 had the least variance in muzzle velocity, with just 25 fps over the 115 swing in temperature! We place limited powder inventory for sale on a regular basis on our website. IMR 4166 is one of the new Enduron family of propellants. Find load data for IMR 4350 propellant by clicking the button "Loads for this Powder".More about this powder:IMR 4350 is a medium- to slow-burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions. They list loads for Sperry SP and Barnes TTSX in 55gr weights. 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. In rifles, this powder delivers excellent velocity and accuracy in such cartridges as the 22 Hornet and 221 Fireball. (see note 1 ). h4895 Reduced Rifle Load. Was looking for an equivalent powder from H4895 when I ran into the 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. 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. Varget was always my go-to powder for .308 and .223, but anyone who reloads knows that Varget is virtually unobtainable now. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. IMR 4451 is a mid-range burn speed powder, ideally suited for cartridges such as .270 Winchester, .30-06 and 300 Winchester Short Magnum. The Enduron Technology powders are available in one-pound (1 lb) and eight-pound (8-lb) containers from quality reloading retailers. IMR 8208 XBR is accurate, clean-burning, and offers good velocity. To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. Bullets ranged from 50- 77 grain , same bullets shot very well with Varget anf H4895 . Shooters has been keeping it around $20/lb if you buy in quantity. IMR 4451 had the largest swing in muzzle velocity of the powders tested, but keep in mind just 68 fps over 115 F swing is still a good performance. This allows up to 4% more powder space in the case and in many loads yields more velocity than standard 7828. In modern type guns, 4166 IMR Enduron Powder is a viable powder. Assuming all other environmental conditions remain the same, an increase in air temperature will cause a flatter trajectory due to a lower air density (easier for the bullet to cut through the air). . I've had good luck with 8208 with 77gr SMK's and 69gr Nosler Competition Customs Hoon Rating - 100% 1 0 0 Joined Mar 2, 2013 Messages Sep 25, 2010 . This propellant performs comparably to Hodgdon Varget but charge weights are materially different. They also produce specialty rounds designed for competition shooting events like . IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. OAL 2770 Sierra Case var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); })(); To comment on a post, click Post Title or "Comment" Link. Grab some at your nearest dealer, or for more information, contact IMR Powder Company; Tel. You are using an out of date browser. Address: xxl-reloading.com, Gartenweg 9, 83661 Lenggries, Germany. when enduron works it is often same hole shooting. IMR 4166 possesses the fastest burn rate in the Enduron lineup. So they would likely show much larger swings than what these four top-performing powders showed. Thread starter cornhusker; Start date Sep 18, 2017; Forums. The maxorder quantity of any powder SKU is. First, these powders all feature chemistry that reduces copper fouling. Key: Admin , Global Mod , Mod RR2/3-22 UDG-IP Loading density is perfect for the very large magnums, including the 6.5mm and 7mm magnums. These are the first groups with this powder. Tried their 7977 in a magnum rifle and it had same accuracy as H1000. Moving on, the individual loads were fired and the barrel was allowed to cool between each group. The Hide Armory. IMR now offers five (5) Enduron powders: IMR 4166, IMR 4451, IMR 4955, IMR 7977, and IMR 8133. Be sure to enter theNES/MFS March Giveaway ***Taurus G3c***. 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. IMR 4166 is an extruded stick powder. The Hodgdon powder company is world renowned for introducing revolutionary technology to the reloader. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. IMR now offers four Enduron powders that cover a broad range of burn rates. For more information and IMR 4166 LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. Reloading 223/ 5.56 for the AR-15 with IMR 4166 30-06JOHN, GUNS AND RELOADING 1.86K subscribers 2.8K views 1 year ago I reload .223/ 5.56 for the AR-15 using a powder not popular, IMR. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. 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. Sign up to get updates and access to exclusive promotions. IMR is bringing out a new series of advanced-formulation extruded powders. Find load data for IMR 4166 Enduron propellant by clicking the button "Loads for this Powder". In 2015, IMR will introduce three (3) new Enduron powders: IMR 4166, IMR 4451, and IMR 7977. 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. For a better experience, please enable JavaScript in your browser before proceeding. This powder is comparable to Hodgdon H4831. You may not reproduce original text or photos without advanced permission in writing. Or maybe have QuickLoad data? Are your groups that good ? Please enter your login details below. Reduced Rifle Loads. [ARCHIVED THREAD] - IMR 4166 .223 Rem. (5.56 x 45 NATO) .223 WSSM .224 Valkyrie .224 Weath. This demand lead to an incredible 2.5 billion pounds of smokeless propellants being manufactured by DuPont for Allied Forces in World War II. this stuff is not affected temp at all. I'm looking for some load data for the 55gr V-Max in 223 Remington with IMR 4166. I do not see it listed for 40 grain bullets. I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. 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. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. In 2003, Hodgdon Powder Company acquired the IMR brand bringing these prestigious powders under the umbrella that also includes Hodgdon, Winchester and GOEX. For info on other IMR powders, visit www.imrpowder.com. Choose a IMR powder and find the respective load data for it. 5 rounds shot 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. I'm using this in my Tikka CTR 223 under 73 gr Berger BT target bullets. To me that says Gebby got it right long ago. Will purchase more. The weight of a kernel of 4166 was almost double the weight of a kernel of H4895, and they were clearly larger. So, I'd use it for loads listed by Hodgdon. 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. A versatile, match-grade propellant, IMR 4166 is comparable to Hodgdon Varget. IMR 4166 powder? 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. Reloading 223 Rem./5.56mm is mostly the usual routine. 4166 is the fastest burning powder, for cartridges like .223 Remington and .308 Winchester. IMR4166-08: IMR 4166 8 LBS. $49.99 - $357.99 4.48 17 reviews IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. PRBs testers explain the full set of equipment and steps in their loading process in the Full Test Report. 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; For more information and IMR 4166 LOAD DATA visit imrpowder.com or check the 2015 Hodgdon Annual Manual. Share your experiences with other customers. 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. ALL THE LOAD DATA YOU'LL EVER NEED ALL IN ONE PLACE! IMR powder has long been a choice powder for knowledgeable reloaders. JavaScript is disabled. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. 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. Menu & Links I bought all three. The technology in IMRs Enduron line of powders provides four very important qualities that enhance both in-gun and downrange performance. VAT (where applicable), shipping costs and possible delivery charges. Newtosavage Dec 9, 2020 #9 ericwh Well Known Rokslider Joined Mar 9, 2017 Messages 479 Location PA Powder Temp Stability: Hodgdon Extreme vs. IMR Enduron Hodgon VARGET, IMR 3031, IMR 4064, IMR 4166 Enduron, IMR 4831, IMR 4895, Lovex D073.6, Lovex S060, . 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. 3, tried this powder and same bullet in the grandson's Ruger77 .223. 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. This propellant is ideally suited for many mid-range burn speed cartridges. This is a true magnum propellant yielding outstanding performance in .300 Winchester Magnum, 7mm Remington Magnum and .338 Lapua Magnum. IMR 4955 is a medium burn speed powder, falling in between IMR 4451 and IMR 7977 in burn speed. SUBSCRIBE TO OUR NEWSLETTER TO STAY UP ON THE LATEST. Access from your Country was disabled by the administrator. PrecisionRifleBlog.com (PRB) recently published results from a field test PRB conducted to quantify the temperature stability of the popular Hodgdon H4350 and Varget powders and compare those to IMRs new Enduron line of powders, specifically IMR 4166 and 4451. The IMR 4166 Powder may be on the slow side but will be interesting with heavier bullets. Copper fouling should be minimal, allowing shooters to spend more time shooting and less time cleaning a rifle to retain accuracy. Learn more about Enduron powders at www.enduronimr.com. The top shooters in the PRS and veteran long-range shooters in other disciplines have learned to value a temperature-stable powder. Precision shooters will find an Enduron option well-suited to most of the popular precision cartridge types. OK, we're down to 1/3 MOA with a bit more to go. ga.src = ('https:' == document.location.protocol ? IMR Enduron 4166 is a versatile, match-grade propellant, with the fastest burn rate in the Enduron line. Find load data for IMR 4955 Enduron propellant by clicking the button "Loads for this Powder".More about this powder:IMR Enduron 4955 is a versatile, match-grade propellant with a mid-range burn speed that is in between IMR4451 and IMR7977. 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. 5 rounds shot Thats because a change in temperature can affect the trajectory or flight path of the bullet in two well-known ways: 1. This powder is comparable to Hodgdon H4350. It is formulated to reduce fouling and to be stable across a wide temperature range. I hope to get some time on the new bull barrel AR. Anyway, I like the 4166! We are engineers, reloading enthusiasts and operate one of the most powerful ballistics calculators. ARCHIVED. The initial heat condition of your powder will affect the burn rate, Bryan Litz explained at a recent Applied Ballistics Seminar. .223 Remington (Hodgdon Data Using IMR Powder) reloading data with 221 loads. As with all load development, reference a credible reloading manual, then start at the minimum and work up in small increments. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. It is expected to perform well in the .308 Winchester and in 6mm cartridges running the heavier (95-107gr) projectiles. For magnums with light- to medium-bullet weights, IMR 4350 is the best choice. This propellant performs comparably to Hodgdon H4350 but charge weights are materially different. I didn't want to like this stuffI figured I was likely buying marketing hype for $31/lb at my LGS. 17 reviews. This powder is comparable to Hodgdon H4831. IMR 4166: This newer propellant produced by General Dynamics in Canada had the best temperature insensitivity and may be the best substitute for Varget across a wide temperature range with 77 to 80 grain bullets. Weve been quite pleased with IMR 8208 XBR as a Varget alternative. Villain Weapon Systems ATPIAL-C EFL -- Enhanced Class 3R Performance Available Now from TNVC! I have heard the same criticism from other forum members. Posted by Christopher Brown on Apr 19th 2022. For info on other IMR powders, visit www.imrpowder.com. The accuracy results were almost identical to those of Varget, with my best group coming in at 1.05 MOA from a 24.6-grain charge of 4166not bad for an initial round of load development. var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; Find load data for IMR 3031 propellant by clicking the button "Loads for this Powder".More about this powder:A medium burn speed propellant with many uses, IMR 3031 has long been a favorite of 308 Match shooters using 168-grain match bullets. From the 17 Remington to the 243 Winchester to the 375 H&H Magnum, accuracy and performance are excellent. When we are sold out, we are sold out. It is a true magnum cartridge propellant with outstanding performance in such cartridges as the .300 Winchester Magnum, 7mm Remington Magnum, .338 Lapua and more. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Using Hodgdon's online Reloading Data Center I find IMR 4166 listed as an appropriate powder for several 223 loads, from 50 grains bullets all the way up to 90 grain bullets. The 6.5 responded well to the precisely weighed powder charges in carefully prepared cases. For example, IMR 4166 is a good replacement for Hodgdon Varget (commonly used in the .223 Rem, 6mmBR and .308 Win), while IMR 4955 is a fine substitute for H4831 (favored by F-Open shooters for the .284 Win and 7mm WSM cartridges). The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. These new powders should compete directly with the Hodgdon Extreme Series, which gives shooters more temp-stable powder options to consider. * All prices incl. 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 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. 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. When will Enduron powders appear on dealers shelves? * All prices incl. of 4166 in Peterson SRP brass topped with 168 gr SMK's seated 0.010" off gave me great performance. Give it a try if you've already purchased it. Anyone seen/tried this combo? Shooters looking for readily-available alternatives to hard-to-find extruded powders should definitely check out the Enduron line-up. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. IMR 4166 is one of IMRs Enduron family of propellants. If you enjoy the forum please consider supporting it by signing up for aNES Membership The benefits pay for the membership many times over. Good luck. Re: IMR 4166 in .223. Tag: IMR 4166 Loading for the AR-15 with the LEE Auto-Drum Powder Measure. This powder is comparable to Hodgdon H4350. It may be that if I did more load development I could close the gap. Posted: 7/2/2021 8:19:25 PM EST. However, to up the ante the Enduron line also utilizes copper fouling reducing technology to help keep your bore free of the hard to remove copper. Hodgdon's excellent online reloading data show only IMR 4007SSC, IMR 4166, IMR 8208XBR, and Hodgdon CFE 223 breaking 3,750 fps with a 55-grain bullet in a 24-inch test barrel. Share the post "Cant Find Varget for Sale? Fired from My Rock River Arms National Match upper, these rounds consistently fetch accuracy in the .75 to 1.25 MOA area. PRBs test team also noticed other interesting trends in the data. I can imagine you might have a little more difficulty with case volume and fill ratio due to kernel size. Such loads are marked with an asterisk in the data to show where standard 7828 will not fit. It is an extruded powder and is perfect for cartridges like 270 Winchester, 30-06 or 300 Winchester Short Magnum, among others. This included the top-of-the-line Prometheus Gen II Powder Scale, which is capable of loading to the nearest kernel of powder. You may not reproduce original text or photos without advanced permission in writing. Thanks, Posted by Phillip Jackson on Aug 1st 2021. If you commonly use Varget, Alliant Reloder 15, Norma 203B, IMR 8208 XBR, or Vihtavuori N140, you might want to try IMR 4166. View Product Warning DEALER LOCATOR PRBs testers talk about those things, provide a few other insightful views of the data, and discuss tools that can help you manage temp/muzzle velocity in the field in their full post.