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   Selected Metallic Loads

.450 Watts Magnum (P.O. Ackley Data) Reloading Data

 
Warning! Notes: Standard twist: 14". Special twist: 18", 20". This cartridge was originally made by necking the .375 H&H Magnum case up to .45 to create a straight case similar in general appearance to the older and smaller .38/55. (Handbook for Shooters & Reloaders/Vol. 1 - P.O. Ackley, 1962) NOTE: USE THIS DATA WITH EXTREME CAUTION
Be Alert: Publisher cannot be responsible for errors in published load data.
Wt. Bullet Powder Manufacturer Powder Charge Velocity (FPS)
300 IMR IMR-4198 Click Here 2950
300 IMR IMR-4198 Click Here 3030
400 IMR IMR-3031 Click Here 2500
400 IMR IMR-4198 Click Here 2670
500 IMR IMR-3031 Click Here 2470
500 IMR IMR-4320 Click Here 2350
500 IMR IMR-4320 Click Here 2500
600 IMR IMR-3031 Click Here 2180
600 IMR IMR-4320 Click Here 2190
600 IMR IMR-4320 Click Here 2260