7mm Remington Magnum Reloading:
Handloading Your Own 7mm Remington Magnum Ammunition:
Loading, (Reloading) your own rifle ammunition for the 7mm Rem Mag is not all that difficult once you are set up properly. The best part is you will no longer pay ridiculous prices for high quality ammunition again.
1. The first most important thing is to select an area where you will set up a loading bench to reload. This area must be away from main living spaces and free from distractions.
2. The second most important thing, you have to work on a solid platform for your rifle reloading equipment to work properly. A good reloading bench is a must have, whether you build it from scratch or use a kit.
3. The third most important thing in reloading your own rifle ammunition is purchasing good high quality equipment that will last a lifetime. When starting out, rifle reloading kits are best to purchase as they will include most equipment to get you started reloading. Visit our reloading equipment guide and then visit our reloading how to guide that walks you through the loading process.
4. It's always good to have a ready reference at the loading bench such as the Hornady Handbook of Cartridge Reloading to cross check load data. As you progress in reloading you will find this book to have very valuable information contained within its pages that will help you in every aspect of reloading.
7mm Remington Magnum Cartridge Specifications:
Bullet Diameter: .284 Inch.
Neck Diameter: .313 Inch.
Shoulder Diameter: .490 Inch.
Shoulder Angle: 25 Degrees.
Base Diameter: .511 Inch.
Rim Diameter: .532 Inch.
Case Body Length: 2.035 Inches.
Case Shoulder Length: .185 Inch.
Case Neck Length: .280 Inch.
Case Overall Length: 2.500 Inches.
Cartridge Overall Length: 3.290 Inches.
7mm Remington Magnum Reloading Specifications:
Bullet Diameter - .284".
Maximum Case Length - 2.500".
Trimmed Case Length - 2.490".
Primer Size - Large Rifle.
7mm Remington Magnum Loading Data Hints:
The 7mm Rem. Mag. responds well to IMR 4831 Powder for 1 in 9 1/2" and 1 in 10" twist barrels, Winchester WMR Powder for 1 in 9" twist barrels.
(100-130 Grain Bullets) - Varmint. (130-150 Grain Bullets) - Deer.
(150 - 160 Grain Bullets) - Elk. (160-175 Grain Bullets) - Moose.
7mm Rem. Mag. Reloading Data:
Reloading Data Directory.
7mm Remington Magnum Reloading For Accuracy:
Reloading for accuracy in the 7mm Rem. Mag. is not all that difficult. I have written a nice little guide for rifle cartridge reloading that will solve any issues you may have reloading your empty 7mm Rem. Mag. brass into fully loaded accurate rifle cartridges.
Some of the most important issues when reloading for the 7mm Rem. Mag. is case capacity as this is a variable in reloading not a constant. Just using brass from different manufacturers will show considerable variance in case capacity and when done wrong extreme jumps in chamber pressure will occur, so read well the part on case capacity and load density of powder.