What is a 445 SuperMag?

Description 445 SuperMag Based on the.44 Magnum cartridge, a revolver designed for the.445 SuperMag can fire the shorter.44 Magnum,.44 Special, and.44 Russian rounds. A super magnum is a longer and/or more powerful version of a “ magnum” cartridge.

What is the difference between 44 Magnum and445 SuperMag?

The .445 SuperMag is a high pressure cartridge and will allow higher muzzle velocities than most .44 Magnum bullets are designed for. I stayed with the silhouette type .44 Magnum full metal jacketed bullets and even at this, one of the bullets tested did shed at least part of its jacket and leave it deposited on the back of the barrel.

Are 300 grain bullets available for the445 SuperMag?

Now both Speer and Hornady also have suitable 300 grain bullets available. Reloading for the .445 SuperMag, except for the problem that developed with the oversize fired brass and tight carbide sizing die, is as normal as loading any of the straight-walled pistol cartridges.

Will a 44 Mag seater/crimper fit in a 454?

With the proper size cast bullet dia. to comfortably fit in that case mouth a 44Mag seater/crimper (just a tad, please) should work for the 445 or the 45Colt for the 454? Even if your hot loads make the cases expand to needing a bit of resizing it is likely the std cal pistol dies will resize ‘enough’.