But with a slow, harder to ignite powder, like the H110/296 used in magnum loads, it is a big deal and can mean the difference between a reliable load and one that squibs out on occasion. If you want to load in the magnum, or near magnum class, Unique will do much better than Bullseye. 38 Super Auto +P. Berry's say that you should start with light to medium load data for an equally sized/shaped jacketed bullet. ... Reloading 357 Magnum Lead Rounds for Plinking with New Cases! Conversly, if you want to load very light target loads, Bullseye is much better suited. 25 Auto. 7 Accurate No. Making .357 Magnum Ammo: A Powerful and Versatile Caliber by Bob Shell, Mon, February 06, 2017. I thought that higher velocity was everything I wanted when I started handloading a variety of powders and bullets for a .357 Magnum Uberti Lightning Short Rifle pump action with a 20-inch barrel. Seems I've shot factory .357 with 158gr fps. 357 Magnum. Once you push a lead bullet that fast, with mag pressures, leading quickly becomes a big issue. Now I need to find load data for them. This goes against everything I've been reading online today which says to never push a WC past 800 fps. The .357 Magnum By Chuck Hawks. They were the magnum lead loads and their shipping was very fast and they were a help with where to get load data from handloads.com. Bullseye is much faster burning than Unique, and better suited to lighter loads than Unique. The .357 Magnum was introduced in 1935. I load 9mm, 38special, 357 mag, 380ACP. I was suprised to some degree when this bullet like to be loaded short. Pushing the bullet as far into the throat as possible has become almost second nature. Loads for .357 Magnum: (Note: These are near maximum loads, you should use 10% less to start. I'll be using Hi-Skor 700x, so I downloaded their pdf with handgun load data. 25 Winchester Super Short Magnum Load Data; 25-06 Remington Load Data; 257 Weatherby Magnum Load Data; 6.5 Grendel Load Data; 6.5 Creedmoor Load Data; 6.5 X 55 Swedish Mauser Load Data; 260 Remington Load Data; 6.5mm-06 A-Square Load Data; 6.5-284 Norma Load Data; 6.5 Remington Magnum Load Data; 264 Winchester Magnum Load Data; 26 Nosler Load Data as maximum load . .38 Special +P loads make particularly good practice ammunition and with 125 grain bullets shoot sufficiently flat for small game hunting. Unique, is not nearly as dirty if loaded to the higher pressure end of it's spectrum. Can somebody give me some insight into this? Alliant powder has a formula using the Speer 125 gr GDHP which has the same bullet coefficient and sectional density as the 125 gr XTP and that 4.5 gr of Bulleyes should be used. Bullseye: Select A Caliber or Gauge Below To View Recipes. My favorite target load for .357 Mag is 3.3 grains of Bullseye in a 357 Mag case (Starline is my favorite) pushing a 148 grain bullet made of wheel-weight lead with 2% added tin from the RCBS 38-148-WC mold I got in the 1970's. of bullseye powder purchased back when all gun powder was not to be found . The .357 Magnum is a useful and fun cartridge when fired from a revolver. Both are dirty. In 357 revolvers the vast majority of great bullet/load combinations are with a long OAL. i have another condensed reloading manual that shows much the same .

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Unique/W231/Universal are all better choices, Herco is my favorite with cast bullets, giving reasonable pressures with 240-250gr cast, at velocities in the 1000-1100fps range with minimal leading. I have used that sight for calculating cost for bullets but never looked into the loading data provided. Search. 38 Special.

2 Accurate No. At the time, it was the most powerful handgun round in existence. 44 Rem. Any .357 Magnum revolver can also shoot all .38 Special ammunition. Powder Bul Weight C.O.L.

I currently try to use Bullseye for all of the above and plan to buy WIN231 also. 45 Colt. Because it’s not a powder used in the 357 Magnum. This load worked for me and my S&W 4 inch 686. A easy way to reload 357 magnum rounds! 380 Auto. perfect for .38 Spl, though. 38 Special +P. Unsurpassed for .45 ACP target loads. The 3.5 grain Bullseye load is still tops for a light target load. I was suprised to some degree when this bullet like to be loaded short. In 357 revolvers the vast majority of great bullet/load combinations are with a long OAL. 32 S&W Long. The .357 remains the best selling of all magnum handgun cartridges and among the top 10 best selling handgun cartridges.