Load Specifications
Load data in caliber 7 x 50 R with .284 | 130gr | CutEdge ESP Raptor bullet and 27 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ADI AR 2207, Norma 200 and Alliant Reloder-7.
Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.
Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.
Charge: Powder weight in grains. Start with the minimum load and work up carefully.
FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.
MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.
V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.
z (Powder Burn): Estimated propellant combustion percentage at bullet exit.
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Max Load - Barrel Length: 23.62"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 92% | 46,949 psi | 89% | 2293 fps | 99.2% |
| Accurate 2015ᴾ | <<locked>> | 100% | 35,534 psi | 67% | 2205 fps | 96.2% |
| Accurate LT-30 | <<locked>> | 96% | 44,976 psi | 85% | 2247 fps | 96.7% |
| ADI AR 2205 | <<locked>> | 84% | 47,790 psi | 90% | 2201 fps | 100% |
| ADI AR 2207 | <<locked>> | 96% | 44,773 psi | 85% | 2339 fps | 100% |
| ADI AR 2219ᴾ | <<locked>> | 100% | 46,963 psi | 89% | 2398 fps | 96.8% |
| Alliant AR-Compᴾ | <<locked>> | 100% | 33,359 psi | 63% | 2211 fps | 97.8% |
| Alliant Reloder-10xᴾ | <<locked>> | 100% | 41,379 psi | 78% | 2316 fps | 98.7% |
| Alliant Reloder-7 | <<locked>> | 96% | 47,601 psi | 90% | 2346 fps | 99.6% |
| Baschieri & Pellagri 106 | <<locked>> | 98% | 44,976 psi | 85% | 2277 fps | 97% |
| Hodgdon H4198 | <<locked>> | 94% | 46,775 psi | 88% | 2287 fps | 96.5% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 29,849 psi | 56% | 1388 fps | 100% |
| IMR 4198ᴾ | <<locked>> | 100% | 45,223 psi | 85% | 2316 fps | 99.6% |
| IMR 4227 | <<locked>> | 90% | 47,036 psi | 89% | 2280 fps | 100% |
| Lovex D060 | <<locked>> | 82% | 45,759 psi | 86% | 2280 fps | 99.5% |
| Lovex S053 | <<locked>> | 90% | 45,179 psi | 85% | 2244 fps | 100% |
| Norma 200ᴾ | <<locked>> | 100% | 47,311 psi | 89% | 2395 fps | 99.7% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 29,037 psi | 55% | 1414 fps | 100% |
| ReloadSwiss RS 36 | <<locked>> | 90% | 46,050 psi | 87% | 2310 fps | 100% |
| Shooters World Buffalo Rifle | <<locked>> | 82% | 45,759 psi | 86% | 2280 fps | 99.5% |
| Shooters World SOCOM | <<locked>> | 82% | 45,295 psi | 86% | 2254 fps | 99.8% |
| SNPE Vectan BA6 1/2 | <<locked>> | 94% | 46,905 psi | 89% | 2136 fps | 100% |
| SNPE Vectan SP 10ᴾ | <<locked>> | 100% | 46,804 psi | 88% | 2402 fps | 95.7% |
| SNPE Vectan SP 3ᴾ | <<locked>> | 100% | 43,613 psi | 82% | 2323 fps | 97.2% |
| Vihtavuori N110 | <<locked>> | 86% | 47,659 psi | 90% | 2205 fps | 100% |
| Vihtavuori N120 | <<locked>> | 96% | 45,078 psi | 85% | 2303 fps | 100% |
| Vihtavuori N130ᴾ | <<locked>> | 100% | 40,698 psi | 77% | 2244 fps | 98.2% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 23.62"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 1680 | <<locked>> | 80% | 31,691 psi | 60% | 2041 fps | 95.9% |
| Accurate 2015 | <<locked>> | 98% | 33,170 psi | 63% | 2159 fps | 95.4% |
| Accurate LT-30 | <<locked>> | 92% | 40,045 psi | 76% | 2172 fps | 95.5% |
| ADI AR 2205 | <<locked>> | 80% | 42,409 psi | 80% | 2129 fps | 100% |
| ADI AR 2207 | 18.1 gr | 80% | 27,180 psi | 51% | 2021 fps | 98.4% |
| ADI AR 2219 | <<locked>> | 96% | 41,118 psi | 78% | 2306 fps | 95.4% |
| Alliant AR-Comp | <<locked>> | 94% | 27,804 psi | 53% | 2080 fps | 95.5% |
| Alliant Reloder-10x | <<locked>> | 88% | 28,572 psi | 54% | 2073 fps | 95.1% |
| Alliant Reloder-7 | 18.7 gr | 80% | 28,732 psi | 54% | 2011 fps | 95.7% |
| Baschieri & Pellagri 106 | <<locked>> | 92% | 37,391 psi | 71% | 2159 fps | 95% |
| Hodgdon H4198 | <<locked>> | 90% | 41,582 psi | 79% | 2208 fps | 95.2% |
| Hodgdon TrailBoss | <<locked>> | 80% | 21,451 psi | 41% | 1234 fps | 100% |
| IMR 4198 | <<locked>> | 82% | 27,137 psi | 51% | 1969 fps | 95.1% |
| IMR 4227 | <<locked>> | 80% | 34,809 psi | 66% | 2087 fps | 99% |
| Lovex D060 | <<locked>> | 80% | 42,830 psi | 81% | 2238 fps | 99.2% |
| Lovex S053 | <<locked>> | 80% | 34,084 psi | 64% | 2070 fps | 100% |
| Norma 200 | 19.4 gr | 82% | 26,455 psi | 50% | 2014 fps | 95.2% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 21,379 psi | 40% | 1270 fps | 100% |
| ReloadSwiss RS 36 | <<locked>> | 80% | 33,475 psi | 63% | 2103 fps | 98.7% |
| Shooters World Buffalo Rifle | <<locked>> | 80% | 42,830 psi | 81% | 2238 fps | 99.2% |
| Shooters World SOCOM | <<locked>> | 80% | 42,438 psi | 80% | 2211 fps | 99.5% |
| SNPE Vectan BA6 1/2 | <<locked>> | 80% | 32,097 psi | 61% | 1929 fps | 100% |
| SNPE Vectan SP 10 | <<locked>> | 98% | 43,874 psi | 83% | 2356 fps | 95% |
| SNPE Vectan SP 3 | <<locked>> | 94% | 36,201 psi | 68% | 2195 fps | 95.2% |
| Vihtavuori N110 | <<locked>> | 80% | 40,132 psi | 76% | 2106 fps | 100% |
| Vihtavuori N120 | <<locked>> | 80% | 27,528 psi | 52% | 2001 fps | 99.3% |
| Vihtavuori N130 | <<locked>> | 90% | 29,936 psi | 57% | 2047 fps | 95.2% |
Recommended = one of the top powders for this cartridge and bullet combination.
ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.
This overview compares 27 powders for 7 x 50 R loaded with the .284 | 130gr | CutEdge ESP Raptor. SNPE Vectan SP 10 delivers the highest muzzle velocity at 2,402 fps; across all powders the maximum-charge window runs from 1,388 fps to 2,402 fps. Accurate 2015 gives the best case fill at 100 %, and 27 of the 27 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (365 MPa), the top charges use 55–90 %, leaving at least 10 % headroom. The 130.0 gr projectile in 0.284" calls for a 1:11.0 twist; slower twists will usually not stabilise this weight. Accurate 2015, ADI AR 2219, Alliant AR-Comp reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. ADI AR 2207, Norma 200, Alliant Reloder-7 rank at the top here: for 7 x 50 R with the .284 | 130gr | CutEdge ESP Raptor they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.