. Consistent performance . The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Recipe Type: Rifle . Reloading- What pressure signs do you stop at. I am finally starting to play around with different loads for my .338 Lapua. Mag. Calibers range from .22 to 9.362, and our most well-known bullets are Scenar and Scenar-L match projectiles and Naturalis and Mega hunting bullets. The IMR series of handloading powders were the only choice to wring full performance out of rifle calibers. Hornady ELD-M; Primer: 215M; Brass: Lapua; Powders: H1000 & IMR 7977; I have messed with seating depth loading all the way up into the lands and then backing my bullet out all the way to thirty . Loading density is perfect for magnums, nicely filling . Has any one tried this powder with any luck? Ive been working on trying to get my 338 to shoot better. I tested some a while back in a .338LM Improved 40 and even compressed loads weren't showing pressure signs. The maxorder quantity of any powder SKU is. I have had good luck with 4451 in 6mm Rem with 90 gr BT and 7mm Rem Mag with 150 BT. Thanks, but I prefer shooting .300 Bergers. I worked up a load for my Winchester Model 70 in 270WSM with a 24 inch Bartlein barrel, using 150 Berger VLD's in RP case, 215 primers and 68-70 grains of 7977. I love it! To be able to use the full range of Shopware 6, we recommend activating Javascript in your browser. Lee #5. . It seemed to me Hodgdon was more aggressive with the max load when comparing to other loads and in my case is sure was. Warning; Manufacturer Loading Data; Cartrige Powder Recommendations; . * All prices incl. IMR Enduron 7977 is a slower burn rate in the Enduron family. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. IMR 7977. These loads were shot by Brian Pearce of Wolfe Publishing Co. IMPORTANT: Please view the special notes by clicking here. IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. I have H1000 which I have tried with no luck. You are using an out of date browser. The Best Hunting Bullets for the 338 Lapua Mag. Ramshot Hunter. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum . Matching Maximum Pressure: 60916 psi, or 420 MPa . .338 Lapua Magnum - Published Manufacturer Loading Data. IMR Enduron 7977. IMR 7977 are couple more options. if anyone is interested i did the same process with the IMR 4451 powder in my 6.5x47 lapua for which there is no published data for this powder. JavaScript is disabled. The IMR series of powder is trusted by reloaders all over the world and is suitable for a wide range of reloading applications. Reactions: Evlshnngns. IMR 8133 IMR Enduron 8133 is the slowest burn rate in the Enduron family. holds 78.6 grains of water, which means the Nosler has a 12 percent increase in case volume while maintaining the same 3.340-inch overall cartridge length. here is the Data I found of Hodgdon's site. Loading density is perfect for magnums, contributing to superb uniformity. Pushing 163gr SCBT 3611 fps (avg.) 56.0 grns behind a 100gr NBT got me 0.5" at 100 with 3156 f.p.s. 26. To put that in perspective, the 338 Win. Access from your Country was disabled by the administrator. I sure wouldn't want to do without it . To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. IMR 4831 92.4 72.7 4.71 2519 100.0 60916 8941 1.444 !DANGEROUS LOAD-DO NOT USE! It may not display this or other websites correctly. IMR 7977 is comparable to Hodgdon H1000. JavaScript is disabled. It may not display this or other websites correctly. 14 rds from my 338 Win Mag Rem 700 XCR. 7977 IMR Enduron Powder; 4166 . If you are the site owner (or you manage this site), please whitelist your IP or if you think this block is an error please open a support ticket and make sure to include the block details (displayed in the box below), so we can assist you in troubleshooting the issue. The store will not work correctly in the case when cookies are disabled. Bullet: Nosler BST 200 gr: Bullet weight: 13 g / 200 gr: B.C: 0.414: C.O.L: 92.0 mm / 3.622 # 33200: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: . Each of these are still favorites with handloaders today! I did see Hodgdons data, but unfortunately they only list the hornady SP bullet. Find load data for IMR 7977 Enduron propellant by clicking the button "Loads for this Powder". Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb uniformity and accuracy. Sign up to get updates and access to exclusive promotions. You must log in or register to reply here. Improved Military Rifle IMR 7828 SSC. This testing was with Hornady 285 ELD-M with Alliant Reloder 26. US869 is a dense propellant that allows the shooter to use enough powder to create maximum velocities in cartridges such as the 7mm . Hey guys, does anybody have any IMR 7977- 338LM data? Mark . We place limited powder inventory for sale on a regular basis on our website. Improved Military Rifle IMR 7977. Comprehensive load data for IMR 7977 Enduron reloading powder und technical specifications for this propellant. . I wouldn't say it's a better alternative - it's on the slow side. It may not display this or other websites correctly. IMR is a brand in the Hodgdon Powder Company lineup. have used this powder in a .270 wsm useing the Hornady 150 grain SSTwith the exact load as HODGDON recomends and found it accurate and takeing large red deer out to 500 meters with ease. I have H1000 which I have tried with no luck. 26.0 inch = 660.4 mm Predicted Data for Indicated Charges of the Following Powders. I tried 250gr Bergers and 7977 in a pressure test. RL33 is working great in my 338 RUM with the 300 EH. Thanks fellas. We do not take backorders and our Tech Services team cannot take orders via email or phone. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. IMR Enduron 7977 is a slower burn rate in the Enduron family. Ramshot Hunter. Let me know if you want to sell the barrel. A true magnum spherical rifle powder, it is superb with heavy bullets in big, overbore rifle cartridges. IMR 7977 Enduron 109.2 77.7 5.03 2708 89.3 60000 8519 1.264 ! I use 98 grains in a 31" 300 RUM. Picked up the 7977 for my 280 ack and 300 wm. I tried H1000, IMR7977, and 4891 with 4 different bullet combos. 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. Just tagging in, I'm curious what folks say about 7977. for a 338 lapua RL33 is going to be hard to beat . But I agree with the above post. Im hoping to try 250gr berger EH, 285eld-m, and 285 BTHP. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. Works great in a 7mm Remington Magnum cartridge out of a Winchester Stainless Model 70 using 136 gn Hammer (sledge hammer) bullets. if you're serious about reloading and shooting I really recommend it . (Please refer to out " Reloading Tips " for proper measurement techniques) If possible, we recommend that you determine the COAL of your rifle, and load your bullets at 1mm short of the lands. Loading density is perfect for magnums, contributing to superb uniformity. Powders include IMR, Hodgdon, Winchester One of the guys may want it. it should give the highest velocity without showing signs of over pressure . 338 lapua 250 grain BTHP. We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. . It is slower burning than expected. Supersubes Heathen. Loading density is perfect for magnums, nicely filling the case at maximum charges . Some 7977 load data here. The length of the neck is just about one bullet diameter at 0.329 inch. We place limited powder inventory for sale on a regular basis on our website. Really consistently accurate results. We do not take backorders and our Tech Services team cannot take orders via email or phone. .338 Winchester Magnum - Published Manufacturer Loading Data. The first IMR reloading powders included ever popular favorites IMR3031 (1934), IMR4064 (1935) and IMR4350 (1940). Be Alert: Publisher cannot be responsible for errors in published load data. 1. so I checked it out a bit more. Warning! Joined Jan 8, 2012 Messages 7 Loading Data . 2796 88.0 * 2712 86.0 2628 H1000 93.0 MAX. This is a true magnum propellant yielding outstanding performance in 300 Winchester Magnum, 7mm Remington Magnum and 338 Lapua, among other cartridges. here is the powder chart . Subscribe to the free newsletter and do not miss any news or promotions. IMR 7977 90.0 MAX. After barrel break-in, I ordered up a set of custom whidden dies and started loading the following: Bullets: 300 gr. Have new brass, Hornady, and primers . With 7977 I discern no difference between CCI 250 or Fed 215 . Improved Military Rifle IMR 8133. Really consistently accurate results. Jim, I understand this is an old thread, but want to reply anyway. The main features of the Enduron series are copper fouling eliminator, insensitivity to temperature changes, ideal loading density and being environmentally friendly. Loading density is perfect for magnums, contributing to superb uniformity. Hope it helps. Regarding primer choice for the .300 Norma Magnum, you'll most definitely want a good large rifle magnum primer to ignite that powder column, especially since powder charges can exceed 90 grains. No reviews found. When we are sold out, we are sold out. Works great in a 7mm Remington Magnum cartridge out of a Winchester Stainless Model 70 using 136 gn Hammer (sledge hammer) bullets. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Used same loads as 4350 and RL17. I picked up some IMR 7977 to try some different bullet/powder combo's but I'm not finding much data. Shellholders: Hornady #43. 8mmmaghunter Member. DuPont had historically been a major supplier of military propellants long before becoming one of the handloaders favorite powders. I've had quickload since 2009 , I think . For a better experience, please enable JavaScript in your browser before proceeding. Bottom line, I like it so far. VAT (where applicable), shipping costs and possible delivery charges. Lapua's Scenar-L bullet is the result of decades of experience and state of the art manufacturing capabilities combined with extensive testing. The Scenar-L has the refined qualities of the original Scenar bullet with higher standards of jacket wall concentricity, weight variation and dimensional uniformity. I shot five rounds and at 100 yards and I got a group that was less than 3/4 of an inch. 338 Lapua Magnum; 338 Remington Ultra Magnum; 338 Winchester Magnum; 338-06 A-Square; 338-378 Weatherby Magnum; 340 Weatherby Magnum; 35 Whelen; 350 Remington Magnum; 375 Flanged; 375 H&H Magnum; 375 Remington Ultra Magnum; 375 Weatherby Magnum; 378 Weatherby Magnum; 40 S&W; 404 Jeffery; 416 Remington Magnum; 416 Rigby; 45 Auto (ACP) 450 Rigby . JavaScript is disabled. The slowest burn rate Enduron Technology extruded powder is IMR 7977, and is a true magnum cartridge propellant. 338 Lapua Magnum Reloading Data | Berger Bullets. The IMR brand was created under the DuPont Corporation. @3000 fps. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to superb . For the 338 Lapua, the 300 grainers are too heavy and IMR 8133 is too slow. I hit Harold bolt lift around 93gr. This is a true magnum propellant yielding outstanding performance in .300 Winchester Magnum, 7mm Remington Magnum and .338 Lapua Magnum. Bullet Weight: ALL. h4895 Reduced Rifle Load. forum.accurateshooter.com/threads/imr-7977-in-338-lapua.4021835/, Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36 Edg/103.0.1264.49. imr 7977 for sale IMR powder production dates back more than 200 years, when E.I. Yields outstanding performance in such cartridges as the 300 Winchester Magnum, 7mm Remington Magnum, 338 Lapua and a host of others. Consistent performance . Loading density is ideal for magnums, filling the case nicely at . The COAL is measured from the base of the case to the tip of the bullet. I set it for a 105% max case fill , and set it for the max rated pressure of 60916 psi . For powder I like IMR 7828 and scored 2 lbs of the IRM7828scc. I'm using RL33 with 300 gr berger hunting bullets . Resources. The components I currently have are VihtVuori N560 Powder and Sierra 250 Game king & Sierra 300 Match King bullets. Loading density is perfect for magnums, contributing to superb uniformity. I understand this is an old thread, but want to reply anyway. Loading density is perfect for magnums, nicely filling the case at maximum charges, contributing to
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