A Secret Weapon For imr 4955 load data

I didn't see lots of information on the internet on 4955 in magnum rifles, Specifically the 300WM. Handloader journal did have a superb article on some newer powders like IMR 4955 which was practical. Any one else try out it out?

A single thought. The bounce from ambient to hot is where by powders definitely vary. Preserving ones ammunition out on the Sunlight is comparatively clear-cut. The chilly to ambient can be a lot more (but not wholly) representative of maintaining types ammunition inside of a bag about the cause of daily.

Many thanks for your tests, I exploit H-one thousand a good deal, I ponder if it is just as stable as it’s also a Hodgedon Serious powder. Terrific short article

Quite interesting. I’m not a benchrest dude, so it’s fantastic to really know what those guys are performing. That appears to fit what I’ve listened to, way too. It’s a fascinating tiny Activity! You can find probably many classes we could understand from that aspect of the precision rifle globe.

I hope IMR doesn’t fall via the wayside. I’m maintaining my fingers crossed that it stays practical. I don’t just use IMR powders but admit These are my favorite so far as consistency is worried. My 4064 is running minimal, less than 4lbs. I’ll start out watching for it.

Your muzzle velocity WILL vary based on ambient temperature, regardless of what powder you utilize. So while we can seek to mitigate that variance … at this point, no powder enables you to totally eradicate it. But, it is possible to lessen the influence by building a smart powder assortment.

WARNING: This products is made up of chemicals recognised on the State of California to bring about cancer and delivery defects or other reproductive hurt.

The most crucial characteristics on the Enduron series are copper fouling eliminator, insensitivity to temperature modifications, best loading density and being eco-friendly.

Thanks, R700. Feels like pretty much as good of an IMR 4955 evidence as I’ve listened to. Definitely matches my experience. On the facet Take note, I do use H4350 in my 22″ 6.five Creedmoor and I like the outcomes I’m finding. But I don’t doubt that I might have the capacity to squeeze a little more muzzle velocity from One more powder. I understand numerous men chase that previous very little bit of muzzle imr 4955 load data velocity, but All those 25 or fifty fps bumps have virtually no impact on strike likelihood when it comes to lengthy selection targets.

I locate all these things fairly irritating – so I try to utilize the the very least temperature delicate powders like a make a difference of course – since I'm going from capturing in snow to shooting in blazing heat (and Should the ammo is while in the Sunlight for greater than one min, who is familiar with what temperature it truly is inside the circumstance – absolutely a lot more than 140F).

94% of shooters ending in the top a hundred within the Precision Rifle Collection (PRS) choose to operate one of gun powders through the Hodgdon’s Extreme Series of powders, like H4350 and Varget (begin to see the data). Whilst People powders may well not constantly create the quickest muzzle velocities, veteran shooters have discovered to have faith in that Extreme powders will supply reliable muzzle velocities throughout pretty much any surroundings.

Did I skip any observation on how temperature influenced the SD of your muzzle velocities? That's, for any supplied powder was the SD from the muzzle velocities a similar on the temperatures on the experiment?

The principle characteristics in the Enduron series are copper fouling eliminator, insensitivity to temperature adjustments, perfect imr 4955 load data loading density and being environmentally friendly.

I hope this can help. I Virtually just wrote a complete write-up within the reviews, and maybe I’ll convert this into a article in some unspecified time in the future. It had been a great concern, and I do want that can assist you out. This is almost just what exactly I told a superb friend of mine when he commenced getting into this. Better of luck to you personally!