Just like that, that rifle went from "cull" to "keeper." To take ammo into the country the headstamp on the ammo needs to match the rifle you are premitted with. Ive had better luck with velocity and accuracy with powders like re22 and 7828 and even 4831. About 90 minutes later, Pool and I had long departed 264 Win. I called Hodgdon today and had a pretty good chat. Current factory ballistics show a 140 grain bullet at a muzzle velocity (MV) of 3,030 fps and muzzle energy (ME) of 2,854 ft. lbs. By the way I had used that 65 gr IMR 7828 load in my gun. Hodgdon's max is 63.5 gr of Retumbo I have … A 26" barrel is necessary to get full performance from the .264 Mag. A 26" barrel is necessary to get full performance from the .264 Mag. data **includes new A-Tip® Match load data; 7mm-08 Remington 180 gr. Mag. All of these Hornady loads were developed using Remington cases and Remington 9 1/2 primers. Ron, I did mention that to him, but he read it like it was correct. So, on the way home from the range I began to wonder if they were unstable. Mag. Norma is suppose to have the .264 but I haven't found anyone with it. I started with the hottest loads, which contained about 45 grains. Because it shares the same technology as VARGET, H50BMG displays a high degree of thermal stability in temperature extremes. Good luck with RL25. Speer/IMR4064 loads. from a 26" barrel. You can make 264 cases by just running 7 rem mag cases into your FL size die. Campfire Guide. .264 Winchester Magnum (Hodgdon Data) reloading data with 102 loads. The third was off in a different part of the county. I learned about it while visiting with Bill Pool, gunsmith and owner of Arkansas Gun Traders in Benton. Retumbo adds 40-100 fps more velocity to these cartridges when compared to other normal magnum powders. Apr 9, 2013 #5 With that short 24" barrel the first place to look for a good load is in the Sierra loading manual because that is what they used for the work up on the 264 Win Mag. If you interchange them, then it starts to look right. As the name implies, this new generation Extreme extruded rifle propellant is a clean-burning powder designed expressly for the 50 caliber BMG cartridge. I think it doesn't like chamber heat. H870 74grains is THE ticket for my 264WinMag, and 65.5grains of VV N570 with 140 VLD and 140 AMAX!!!! Naturally, slow burning rifle powders work best in the .264 Mag. I called Hodgdon today and had a pretty good chat. ATTENTION: New reloading data … That means the bullet is still accelerating and that most of the propellant will have burned by the time the bullet exits the muzzle. A drop-down menu contains every bullet and every powder under the sun. I will do a little research on those powders. It does not shoot well -- 2-3 inches at 100 meters. No pressure signs, shot pretty well. In the past we have had entire threads devoted to the "spikiness" of RL25. Neither these AP materials nor any portion thereof may be stored in a computer except for personal and noncommercial use. Apparently as the barrel temp increased over the shot string, the burn rate increased substantially. Hodgdon has their on line data for the 264WM messed up. Using bullets from Sierra HP, Hornady SP, Speer SP, Nosler Part, Hornady RN. They would have grouped tighter had I used a more stable rest. My group size went to 6"! A maximum load of 72.0 grains of H870 powder delives a MV of 2900 fps. Powders include Hodgdon, Winchester, IMR FTX® (Handgun) Additional Data Sources Obsolete reloading data. weighs 140 grains. H50BMG_8_LB. 3350 fps and under moa accuracy. I just checked Hodgdon online and they don't have data for any of the BMG powder for the 264 anymore. The Hornady Handbook, Sixth Edition shows the following loads with their 129 grain bullets: 64.9 grains of H870 powder for a MV of 2800 fps, and a maximum load of 77.2 grains of H870 for a MV of 3200 fps. I pointed out that the 2008 Hodgdon load book lists 65 grains of 7828, while their website lists it at 58. Last winter, I obtained a very gently used Winchester Extreme Weather Stainless with a Leupold VX-3 3.5-10X40. B.C. Tests have conclusively proven that H50BMG yields very low extreme spreads in velocity and pressure. For the upcoming deer season, I will return to an old favorite, the 7mm-08. I dont go with the extreamly slow powders. He said they re-tested all the IMR powders using PSI instead of CUP, and didn't feel like the 65g load was a safe load. Every article said that particular cartridge requires ultra slow propellants like IMR 7828 and Accurate Arms 8700. hodgdon … This document may not be reprinted without the express written permission of Arkansas Democrat-Gazette, Inc. Material from the Associated Press is Copyright © 2020, Associated Press and may not be published, broadcast, rewritten, or redistributed. If you are interested in the most recent data for cartridges and/or bullet weights/styles not listed on this page, contact Barnes Consumer Service department to inquire about recommended loads and approximate timing for the data to be made available via email at customerservice@barnesbullets.com or by phone at 800.574.9200.. ELD® Match; 300 Blackout 135 gr. gerry35. Those loads gave a mid-range trajectory of approximately 4.9" over 300 yards. But that was before I owned a chrono and knew enough about reading pressure signs. JavaScript is disabled. It doesn't make any sense to me either, but I don't think he was "getting" what I was trying to point out. H4350 is an extruded propellant in our Extreme series that has been one of our most popular powders with shooters for decades. Keep up-to-date on new products, This is not a long range bullet, but it has a SD of .328 and offers extreme penetration for use on heavy or dangerous game. You can match any powder charge with any bullet, along with primer and barrel length. All that brass was shot, could not seat a primer back in it, but I hadn't tried that until later. All this translates into small groups at extended ranges! Note: A full length article about the .264 Winchester Magnum can be found on the Rifle Cartridge Page. I had a fairly long run with the 264WM. The AP will not be held liable for any delays, inaccuracies, errors or omissions therefrom or in the transmission or delivery of all or any part thereof or for any damages arising from any of the foregoing. I shot a five-shot group. Copyright © 2000-2020 24hourcampfire.com, Inc. All Rights Reserved. Home / Smokeless Powder / Extreme Rifle Powder / H50BMG. If I hadn't used a huge cardboard sheet as backing, I wouldn't have known where many of those bullets went. One round hit 8 inches high and 8 inches right. Posts: 3,612. About 90 minutes later, Pool and I had long departed 264 Win. Hodgdon ®, IMR ® and Winchester ® powders neither assume nor authorize any person to assume for it any liability in connection with the use of any product or data. Hornady ballistics tables show that when zeroed at 200 yards the 160 grain RN at a MV of 2800 fps will hit +2.3" at 100 yards and -10.2" at 300 yards. I used to own a 264 win mag and had a nice load using 140 gr XLC ahead of IMR 7828 getting 3,200 fps and shot 1/2 groups. I use IMR7828 and it works good.
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