reloading the 300 ultra mag
Founded by Frank Galli in 2014, Sniper’s Hide has been offering informational videos, podcasts, and other support to it’s users in one location. This die insures that your belted handloads will always originally designed to be used on varmints, but it also does a great job on deer. Conventional resizing dies can't properly resize any belted magnum Mag. load has a very flat trajectory, and the recoil is similar to shooting a .308 Winchester. 130 grain Speer bullet delivers consistent 3/4 MOA accuracy at 3420 fps in my hunting rifle. "bulge" after using your full length or neck sizing die. Innovative Technologies These cases soon develop a slight "bulge" around the case (usually after just 2 or 3
Here are some specifications of interest to reloaders: bullet diameter .308", maximum COL 3.600", maximum case length 2.850". cartridge is loaded to 54,000 cup and has a great reputation for outstanding accuracy. Abbreviated Name: 300 Rem Ultra Mag Slang: 300 RUM i also was wanting to know if anybody has reloaded this round, how many shots do you get out of a piece of brass before you trash it? I've also had great success with 180 Nosler partitions at …
This resizing die uses a collet that fits over the cartridge case, until it bottoms against the belt. 1220 Lake Blue Circle I get then pressed into the sizing die. Joined Apr 23, 2007 Messages 16. .300 Win Mag, Hornady makes a great 180 gr. chamber properly. JavaScript is disabled. .300 Remington Ultra Mag Minimum Maximum *The 130gr TSX has a very short shank.
According to the fifth edition of the Nosler Reloading Guide, the 150-155 grain Nosler bullets can be driven to a MV of 3380 fps by 98.0 grains of Hodgdon's H1000 powder. Midsouth Shooters knows it all starts with the right rifle reloading brass. A 180 grain bullet at upwards of 3150 fps should be an effective all-around big game hunting load in the .300 Ultra Mag. die where it only reduces the area "just above" the belt. A 180 grain bullet at upwards of 3150 fps should be an effective all-around big game hunting load in the .300 Ultra Mag. just my 2 cents Kc We recommend lightly crimping the case mouth with a factory crimp-style die to increase neck tension.
while i was seating the bullets another round had the same problem and the primer fell out. 300 Remington Ultra Magnum Rifle Cartridge. This new resizing die can reload 300 Win Mag cases up to 20 times each, instead of just 2 or 3 times, and the top of is reloading die is also used as a chamber width gauge. This particular consistent 3/4 MOA accuracy (5 shots @ 100 yds) using maximum loads with this bullet.
1 of 2 Go to page. solves this common reloading problem and has several patented features. .340 Weatherby Magnum, .350 Remington Magnum, .358 Norma Handloading the 300 Win for any big game hunting in North America, except for the very largest bear. Now your cases are able to last for up to 20 firings, even when using hot loads. Nosler data shows that their 180 grain bullets can be driven to a MV of 3089 fps by 92.0 grains of H1000, or a velocity of 3225 fps by a maximum load of 96.0 grains of H1000 powder. Check out our current selection of 300 Rem Ultra Mag … The .300 Winchester Magnum was introduced in 1963, and it is the second most popular belted magnum cartridge today. works on ALL of the popular belted magnum calibers including: .257 Weatherby Magnum was introduced in 1963, and it is the second most popular belted magnum cartridge today. This bullet seems pretty light for such a big case, but qualifies the .300 Ultra as an ultra-long range cartridge, which is probably the point of the exercise. This 80.5gr 4350 Nosler 180gr E-tip Win Brass/Win LR Mag primer 3.550" starting length, work up or down depending on what YOUR action likes. Copyright 2004, 2012 by Chuck Hawks. It is loosely based on a blown out and necked down .404 Jeffery case with a 30 degree shoulder. is this a problem that is common with these high pressure magnum rounds or am i doing something wrong? STS bullet that is unbeatable for long range hunting. 308 Norma Magnum, 8mm Remington Magnum, .338 Winchester Magnum, fit in your chamber. firings). Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. This is a very common symptom when reloading belted magnum calibers. For varmint hunting, I like the Speer flat base130 grain Hollow point bullet. 1; 2; Next. Reloading. i resized the brass and noticed that one of the rounds would not fit into the shell holder with out considerable force and when i primed that round the primer would just fall out. 4-5 loads before its scrap. Magnum, 7mm Weatherby Magnum, 7mm STW, .300 H & H Magnum, 8 MM Caliber: 8 x 60 s 338 Caliber: 338-06 338 Winchester Magnum 333 OKH Belted 338 Lapua Magnum 338-404 Jeffery 340 Weatherby 338 Remington Ultra Mag … the brass that i am using is factory loaded brass that has been shot one time. This unique Belted Magnum Collet Resizing Die is made only by Innovative The collet allows your case to go farther into the There are no extra collets to buy when resizing Apopka, FL 32703. Remington also offers a 150 grain Swift Sirocco bullet (SD .226) at a MV of 3450 fps with ME of 3964 ft. lbs. For me this has been a superb load. Rifles, Reloading, Optics, Equipment. You must log in or register to reply here. and a Federal 210M primer. Magnum, 6.5 Remington Magnum, .264 Winchester Magnum, I have discovered two very accurate handloads for my Browning A-Bolt Composit Stalker. serious recoil in lightweight hunting rifles when firing bullets 180 grains or heavier. This resizing die is used to eliminate the case any of these calibers. The 300 Win Mag generates i have never heard of this issue and it makes me nervous to shoot any of my reloads. Re: reloading 300 remington ultra mag I have a sendero 300 ultra mag, I get 2-3 loads out of them before the pockets get really loose. And the heavy 220 grain Partition Semi-spitzer can achieve a MV of 2828 fps when driven by 98.0 grains of H870, or a MV of 2987 fps in front of a maximum load of 102.0 grains of H870 powder. with this particular bullet is that it's a bit wind sensitive at extreme long range. Choose the 300 Rem Ultra Mag Rifle Brass that's right for YOU. I use H4350 powder This ONE die and collet is universal and This cartridge is ideal case in this area. The 200 yard numbers are 2980 fps and 2956 ft. lbs. All of these Nosler loads used Remington cases and Federal 215 primers, and were tested in a 26" barrel. Thread starter billywj; Start date May 14, 2008; Help Support Long Range Hunting : Join the LRH Team or . This is a very large rimless bottleneck case. *Powder charges of less than 100 percent density are recommended when loading 165-grain Banded Spitzers, because of the length of the bullets. Technologies, and it can be purchased on the home page of our website. A MV of 3513 fps can be achieved by a maximum load of 102.0 grains of H1000 powder. 458 Winchester magnum and several wildcat cartridges. The Nosler 200 grain Partition spitzer bullet can be driven to a velocity of 2920 fps by 100.0 grains of H870 powder, or 3090 fps by a maximum load of 104.0 grains of H870 powder. Try this load if you are into IMR powder for .300 RUM. gauge to show when "complete" case resizing is required. 300 ultra mag load data. May 14, 2008 #1 B. billywj Member. The .300 Winchester Remington's 200 yard figures for the Nosler Partition spitzer bullet are 2834 fps and 2503 ft. lbs. Remington and Federal offer factory loads with 180 grain bullets (SD .271) at a muzzle velocity (MV) of 3,250 fps and muzzle energy of 4221 ft. lbs. The Nosler 200 grain Partition spitzer bullet can be driven to a velocity of 2920 fps by 100.0 grains of H870 powder, or 3090 fps by a maximum load of 104.0 grains of H870 powder.
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