Power Pro 4000-MR Load Data: 820 Published Loads in 42 Cartridges
Empirical Precision indexes 820 published loads for Power Pro 4000-MR (Alliant) across 42 bottleneck rifle cartridges from 8 reloading sources, spanning projectile weights from 50 gr to 300 gr.
Published Loads820
Cartridges42
Sources8
Bullet Weights50–300 gr
Always start low and verify against the original published source before loading.
Powder Data Sheet
- Manufacturer
- Alliant
- Grain Type
- Spherical / Ball
- Bulk Density
- 980 kg/m³
Burn Rate Position
Position #108 of 145 rifle powders on the Empirical Precision relative burn chart (ordered fastest to slowest).
- Nearest Slower
- Reloder 19, Accurate 3100
A burn chart is a guide, not load data.
Cartridges Published (42)
Sources Publishing Data (8)
| Publisher | Published Loads |
|---|---|
| Hornady | 443 |
| Speer | 150 |
| Barnes | 78 |
| Nosler | 57 |
| Federal | 34 |
| Lyman | 24 |
| Sierra | 24 |
| Alliant | 10 |