IMR recommends always consulting www.IMRReloading.com for the most accurate, up-to-date data. Getting a 300 win mag and would like to load H-4831sc with it as I already use that powder for my .270 win. For magnums with light- to medium-bullet weights, IMR 4350 is the best choice. If it works out it would keep things simple. # Up to this point finding a Low SD load has proven very difficult. I have 3 powders I am going to use IMR 4064, IMR 4831, and IMR 4350. If you are shooting 180 and above class bullets, Retumbo and H1000 are excellent powders. data **includes new A-Tip™ Match load data; 338 Lapua Mag 270 gr. also use those powders.

If you only have 200 bullets, then that's right at 2 lbs of powder, which you have. 300 PRC 178-250 gr. At first I'd load for deer but hoping for an Elk hunt one day and would like to be ready. Just want to see if anyone is using these powders. of course I am going to work my load up. ELD-X® 41 Remington Magnum 190 gr. If it didn't work out I can still use the powder and there's always room on the shelf for another powder. Wondering if any of you guys load this and any load recipes would help? I am quite sure that the new RL powders, like RL-23 and RL-26 should work very well too.

Re: 300 win mag load with 4350 I would look at using IMR4831, instead of the H4350. There is a big gap between min and max load. 300 Win Mag load development with the Thompson Center Compass using the 220 gr Nosler Custom Competition and Hodgdon H1000. FTX® (Handgun) Additional Data Sources Obsolete reloading data. in awhile. Obsolete reloading data that has been retired from our Handbook of Cartridge Reloading is available. I am looking for a good recipe for 300 Win Mag for 150gr Interlocking SP & 165grn SP.

Based on the article, I loaded up 3 loads for my 300 win mag. I have not shot a .300 Win. However, those powders were always good when I did. Hey guys you are always a great help.

So, that's pretty consistant data. Hodgdon's website is pretty close to what you will find as your max. Mag. # FTX® (Rifle) 41 Remington Magnum 190 gr. The article shows 4 but I already had data on one of the lengths so I didn't need to do that one again. Sierra says 73.8 and Hodgdon says 74.0 as a max. Also I deviated from the article in that instead of doing two 3 shot groups, I did one 5 shot group for each load.

We implement the Scot Satterlee load development data that we generated previously and use that information to choose our test loads in our journey to find a great load for our Thompson Center … Others I know who still shoot a .300 Win. IMR 4350 is a medium- to slow-burn rate propellant and is the number one choice for the new short magnums, both Remington and Winchester versions.