Witryna26 gru 2024 · The .270 Winchester is the first big-game cartridge the author ever handloaded for is still a great choice. The .270 Winchester may be nearly 100 years old, but with the great availability of modern … Witryna3 paź 2016 · Oct 9, 2009. Messages. 5,849. Location. In the Sagebrush of SW Montana. I almost always prefer Hodgdon powder and H4831 claims to be very temperature stable. There are many claims that Reloader 22 is very temperature sensitive. Alliant admits RL22 has issues and has created RL23 (temp stable version) in response.
.270 Winchester Handloader Magazine
WitrynaIMR Powder is a popular smokeless powder typical in police and military applications. IMR is an acronym meaning Improve Military Rifle powders. The improved line of IMR … Witryna19 wrz 2006 · With reguards to your components, I have only used the bullets , cases, and primers for my .270 Win. I have used H-4831, Imr-4831, Imr-4350, IMR-3031 and H-4350, as well as a few loads using RL-19 and 22. However, by an far the most accurate load I have ever developed for my rifle was using 46.5 grs of IMR - 3031 and the … darwin\u0027s arch collapse images
270 win , imr 4831 ocw interpretation
Witryna16 lis 2024 · The rifle will consistently put 5 rounds into .42" groups with 57.9 grains of the same IMR 4831 under a 130gr Speer Hot Cor chrono'd at 3137 fps. I haven't varied the powder yet, but I have IMR 7828ssc, 4831, Alliant RL 22, 23, 25, and 26 on hand that would be suitable for it. My other powders wouldn't work for it so I didn't mention them. Witryna1 gru 2010 · From my experience if you want more velocity H4350 probably is not the best powder. You need something a little slower, such as H4831, RL-22, or in my case N165. My highest veloctity has been achieved with Magpro and with the 150 grain bullets IMR-7828 is a great choice. For both accuracy and velocity it is almost impossible to … Witryna10 lis 2024 · Powders that have worked well for me in loading for the 270 , of course the gold standard powder is H-4831, followed closely by IMR 4350, RL19, IMR 4831, and RL22. Even with all the hubub surrounding the 6.5 family the old girl still performs quite admirably in the field. Good luck and keep your eyes peeled one of the fore … darwin\u0027s anchorage