
Load Specifications
Load data in caliber 7 x 75 R SE v. Hofe with .284 | 175gr | Barnes Solid RN bullet and 72 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Winchester StaBALL HD, Hodgdon Retumbo and ReloadSwiss RS 76.
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: 25.6"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 3100 | <<locked>> | 92% | 51,227 psi | 85% | 2684 fps | 100% |
| Accurate 4350 | <<locked>> | 84% | 52,533 psi | 87% | 2710 fps | 100% |
| Accurate MAGPRO | <<locked>> | 94% | 53,853 psi | 89% | 2831 fps | 97.8% |
| ADI AR 2209 | <<locked>> | 90% | 53,142 psi | 88% | 2766 fps | 99.6% |
| ADI AR 2213 | <<locked>> | 92% | 50,850 psi | 84% | 2769 fps | 98.7% |
| ADI AR 2217ᴾ | <<locked>> | 100% | 48,965 psi | 81% | 2733 fps | 98.6% |
| ADI AR 2225ᴾ | <<locked>> | 100% | 43,439 psi | 72% | 2694 fps | 99.7% |
| Alliant Power Pro Varmint | <<locked>> | 90% | 53,592 psi | 89% | 2766 fps | 99.6% |
| Alliant Power Pro Varmint | <<locked>> | 90% | 53,592 psi | 89% | 2766 fps | 99.6% |
| Alliant Reloder-16 | <<locked>> | 86% | 53,417 psi | 89% | 2762 fps | 100% |
| Alliant Reloder-17 | <<locked>> | 82% | 54,302 psi | 90% | 2776 fps | 100% |
| Alliant Reloder-19 | <<locked>> | 90% | 52,953 psi | 88% | 2759 fps | 99.6% |
| Alliant Reloder-22 | <<locked>> | 92% | 50,923 psi | 85% | 2766 fps | 99.5% |
| Alliant Reloder-23 | <<locked>> | 94% | 52,344 psi | 87% | 2746 fps | 100% |
| Alliant Reloder-25 | <<locked>> | 98% | 51,416 psi | 85% | 2802 fps | 100% |
| Alliant Reloder-26 | <<locked>> | 90% | 52,011 psi | 86% | 2825 fps | 100% |
| Baschieri & Pellagri 109 | <<locked>> | 94% | 53,011 psi | 88% | 2736 fps | 96.4% |
| Bofors RP15 | <<locked>> | 96% | 53,534 psi | 89% | 2808 fps | 99.6% |
| Bofors RP30ᴾ | <<locked>> | 100% | 51,024 psi | 85% | 2802 fps | 99.1% |
| Bofors RP5 | <<locked>> | 92% | 50,923 psi | 85% | 2766 fps | 99.5% |
| Bofors RP7 | <<locked>> | 82% | 51,779 psi | 86% | 2661 fps | 99.8% |
| Hodgdon H1000ᴾ | <<locked>> | 100% | 50,314 psi | 84% | 2759 fps | 99.2% |
| Hodgdon H4350 | <<locked>> | 84% | 52,170 psi | 87% | 2703 fps | 99.6% |
| Hodgdon H4831 | <<locked>> | 96% | 53,838 psi | 89% | 2756 fps | 98.5% |
| Hodgdon H4831 SC | <<locked>> | 92% | 53,330 psi | 89% | 2749 fps | 98.5% |
| Hodgdon Hybrid 100V | <<locked>> | 88% | 53,664 psi | 89% | 2687 fps | 100% |
| Hodgdon Retumboᴾ | <<locked>> | 100% | 53,737 psi | 89% | 2923 fps | 100% |
| Hodgdon Superformance | <<locked>> | 84% | 54,259 psi | 90% | 2799 fps | 100% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 37,217 psi | 62% | 1706 fps | 100% |
| IMR 4350 | <<locked>> | 86% | 53,127 psi | 88% | 2700 fps | 99.9% |
| IMR 4451 Enduron | <<locked>> | 82% | 53,011 psi | 88% | 2680 fps | 99.9% |
| IMR 4831 | <<locked>> | 90% | 54,157 psi | 90% | 2720 fps | 100% |
| IMR 4955 Enduron | <<locked>> | 90% | 52,199 psi | 87% | 2697 fps | 98.4% |
| IMR 7828 SSC | <<locked>> | 92% | 52,489 psi | 87% | 2805 fps | 99% |
| IMR 8133 Enduronᴾ | <<locked>> | 100% | 39,030 psi | 65% | 2598 fps | 96.3% |
| Lovex S065 | <<locked>> | 84% | 53,708 psi | 89% | 2680 fps | 100% |
| Lovex S070 | <<locked>> | 84% | 51,938 psi | 86% | 2677 fps | 100% |
| Lovex S071 | <<locked>> | 98% | 52,286 psi | 87% | 2700 fps | 100% |
| Norma 204 | <<locked>> | 86% | 53,911 psi | 90% | 2753 fps | 99.5% |
| Norma 217ᴾ | <<locked>> | 100% | 39,218 psi | 65% | 2631 fps | 98.6% |
| Norma MRP | <<locked>> | 92% | 54,230 psi | 90% | 2841 fps | 100% |
| Norma URP | <<locked>> | 84% | 51,242 psi | 85% | 2697 fps | 100% |
| Ramshot Grand | <<locked>> | 90% | 52,199 psi | 87% | 2815 fps | 99.2% |
| Ramshot Hunter | <<locked>> | 86% | 53,461 psi | 89% | 2753 fps | 100% |
| Ramshot Magnum | <<locked>> | 94% | 52,895 psi | 88% | 2789 fps | 99.9% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 37,985 psi | 63% | 1745 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 84% | 52,605 psi | 87% | 2736 fps | 100% |
| ReloadSwiss RS 70 | <<locked>> | 86% | 54,288 psi | 90% | 2812 fps | 100% |
| ReloadSwiss RS 76ᴾ | <<locked>> | 100% | 54,404 psi | 90% | 2923 fps | 100% |
| ReloadSwiss RS 80ᴾ | <<locked>> | 100% | 49,313 psi | 82% | 2815 fps | 97.8% |
| Rottweil R 904 | <<locked>> | 88% | 51,126 psi | 85% | 2684 fps | 98.6% |
| Rottweil R 905 | <<locked>> | 90% | 52,315 psi | 87% | 2746 fps | 99.6% |
| Rottweil R 907 | <<locked>> | 82% | 51,779 psi | 86% | 2661 fps | 99.8% |
| Shooters World Long Rifle | <<locked>> | 84% | 53,708 psi | 89% | 2680 fps | 100% |
| Shooters World SW4350 | <<locked>> | 84% | 51,938 psi | 86% | 2677 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 84% | 52,779 psi | 88% | 2635 fps | 100% |
| SNPE Vectan Tubal 8000 | <<locked>> | 90% | 51,895 psi | 86% | 2740 fps | 99.5% |
| Somchem S361 | <<locked>> | 88% | 52,330 psi | 87% | 2677 fps | 98.2% |
| Somchem S365 | <<locked>> | 86% | 51,416 psi | 85% | 2700 fps | 100% |
| Somchem S385 | <<locked>> | 90% | 52,823 psi | 88% | 2720 fps | 99.9% |
| Unknown powder | <<locked>> | 82% | 51,430 psi | 85% | 2697 fps | 100% |
| Vihtavuori N150 | <<locked>> | 82% | 53,751 psi | 89% | 2628 fps | 100% |
| Vihtavuori N160 | <<locked>> | 84% | 52,866 psi | 88% | 2687 fps | 100% |
| Vihtavuori N165 | <<locked>> | 94% | 52,301 psi | 87% | 2700 fps | 99.7% |
| Vihtavuori N550 | <<locked>> | 84% | 52,083 psi | 87% | 2694 fps | 100% |
| Vihtavuori N555 | <<locked>> | 90% | 51,140 psi | 85% | 2723 fps | 100% |
| Vihtavuori N560 | <<locked>> | 92% | 54,128 psi | 90% | 2838 fps | 98.8% |
| Vihtavuori N565 | <<locked>> | 98% | 53,882 psi | 90% | 2822 fps | 99% |
| Vihtavuori N568ᴾ | <<locked>> | 100% | 50,488 psi | 84% | 2818 fps | 97.5% |
| Winchester 6.5 StaBALL | <<locked>> | 84% | 52,025 psi | 86% | 2648 fps | 100% |
| Winchester StaBALL HD | <<locked>> | 96% | 53,185 psi | 88% | 2874 fps | 100% |
| Winchester Supreme 780 | <<locked>> | 90% | 53,954 psi | 90% | 2736 fps | 99.6% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 25.6"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 3100 | <<locked>> | 80% | 34,345 psi | 57% | 2375 fps | 98.1% |
| Accurate 4350 | <<locked>> | 80% | 46,050 psi | 77% | 2608 fps | 100% |
| Accurate MAGPRO | <<locked>> | 88% | 43,700 psi | 73% | 2654 fps | 95.4% |
| ADI AR 2209 | <<locked>> | 80% | 38,334 psi | 64% | 2493 fps | 96.9% |
| ADI AR 2213 | <<locked>> | 84% | 39,015 psi | 65% | 2536 fps | 95.7% |
| ADI AR 2217 | <<locked>> | 92% | 37,492 psi | 62% | 2503 fps | 95.4% |
| ADI AR 2225 | <<locked>> | 88% | 29,733 psi | 49% | 2356 fps | 95.3% |
| Alliant Power Pro Varmint | <<locked>> | 80% | 38,754 psi | 64% | 2497 fps | 97% |
| Alliant Power Pro Varmint | <<locked>> | 80% | 38,754 psi | 64% | 2497 fps | 97% |
| Alliant Reloder-16 | <<locked>> | 80% | 44,034 psi | 73% | 2615 fps | 100% |
| Alliant Reloder-17 | <<locked>> | 80% | 50,589 psi | 84% | 2720 fps | 100% |
| Alliant Reloder-19 | <<locked>> | 80% | 38,392 psi | 64% | 2490 fps | 96.9% |
| Alliant Reloder-22 | <<locked>> | 80% | 34,055 psi | 57% | 2431 fps | 95.5% |
| Alliant Reloder-23 | <<locked>> | 80% | 32,880 psi | 55% | 2398 fps | 99.9% |
| Alliant Reloder-25 | <<locked>> | 80% | 28,703 psi | 48% | 2316 fps | 96.8% |
| Alliant Reloder-26 | <<locked>> | 80% | 35,810 psi | 59% | 2533 fps | 99.6% |
| Baschieri & Pellagri 109 | <<locked>> | 92% | 49,850 psi | 83% | 2680 fps | 95.6% |
| Bofors RP15 | <<locked>> | 82% | 33,997 psi | 56% | 2428 fps | 95.4% |
| Bofors RP30 | <<locked>> | 90% | 36,390 psi | 60% | 2520 fps | 95.6% |
| Bofors RP5 | <<locked>> | 80% | 34,055 psi | 57% | 2431 fps | 95.5% |
| Bofors RP7 | <<locked>> | 80% | 48,617 psi | 81% | 2608 fps | 99.5% |
| Hodgdon H1000 | <<locked>> | 90% | 36,056 psi | 60% | 2470 fps | 95.5% |
| Hodgdon H4350 | <<locked>> | 80% | 46,050 psi | 77% | 2598 fps | 98.8% |
| Hodgdon H4831 | <<locked>> | 86% | 39,088 psi | 65% | 2490 fps | 95% |
| Hodgdon H4831 SC | <<locked>> | 84% | 40,915 psi | 68% | 2526 fps | 95.7% |
| Hodgdon Hybrid 100V | <<locked>> | 80% | 41,452 psi | 69% | 2500 fps | 100% |
| Hodgdon Retumbo | 57.1 gr | 86% | 33,939 psi | 56% | 2507 fps | 96.1% |
| Hodgdon Superformance | <<locked>> | 80% | 46,949 psi | 78% | 2684 fps | 99.6% |
| Hodgdon TrailBoss | <<locked>> | 80% | 27,804 psi | 46% | 1519 fps | 100% |
| IMR 4350 | <<locked>> | 80% | 44,121 psi | 73% | 2546 fps | 99% |
| IMR 4451 Enduron | <<locked>> | 80% | 49,864 psi | 83% | 2631 fps | 99.8% |
| IMR 4831 | <<locked>> | 80% | 39,697 psi | 66% | 2480 fps | 99.9% |
| IMR 4955 Enduron | <<locked>> | 80% | 38,290 psi | 64% | 2438 fps | 95% |
| IMR 7828 SSC | <<locked>> | 82% | 37,463 psi | 62% | 2513 fps | 95.2% |
| IMR 8133 Enduron | <<locked>> | 98% | 36,550 psi | 61% | 2546 fps | 95.4% |
| Lovex S065 | <<locked>> | 80% | 47,500 psi | 79% | 2585 fps | 100% |
| Lovex S070 | <<locked>> | 80% | 45,890 psi | 76% | 2579 fps | 99.6% |
| Lovex S071 | <<locked>> | 80% | 29,617 psi | 49% | 2257 fps | 96.5% |
| Norma 204 | <<locked>> | 80% | 44,034 psi | 73% | 2585 fps | 98.1% |
| Norma 217 | <<locked>> | 92% | 30,182 psi | 50% | 2402 fps | 95% |
| Norma MRP | <<locked>> | 80% | 35,708 psi | 59% | 2500 fps | 97.6% |
| Norma URP | <<locked>> | 80% | 45,063 psi | 75% | 2595 fps | 100% |
| Ramshot Grand | <<locked>> | 80% | 36,085 psi | 60% | 2497 fps | 95.1% |
| Ramshot Hunter | <<locked>> | 80% | 43,859 psi | 73% | 2595 fps | 99.7% |
| Ramshot Magnum | <<locked>> | 80% | 31,430 psi | 52% | 2365 fps | 95.3% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 28,558 psi | 47% | 1558 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 80% | 45,803 psi | 76% | 2631 fps | 100% |
| ReloadSwiss RS 70 | <<locked>> | 80% | 43,932 psi | 73% | 2648 fps | 100% |
| ReloadSwiss RS 76 | 59.7 gr | 84% | 30,792 psi | 51% | 2418 fps | 95.7% |
| ReloadSwiss RS 80 | <<locked>> | 96% | 42,438 psi | 71% | 2684 fps | 96% |
| Rottweil R 904 | <<locked>> | 80% | 39,653 psi | 66% | 2470 fps | 96.1% |
| Rottweil R 905 | <<locked>> | 80% | 37,739 psi | 63% | 2477 fps | 96.9% |
| Rottweil R 907 | <<locked>> | 80% | 48,617 psi | 81% | 2608 fps | 99.5% |
| Shooters World Long Rifle | <<locked>> | 80% | 47,500 psi | 79% | 2585 fps | 100% |
| Shooters World SW4350 | <<locked>> | 80% | 45,890 psi | 76% | 2579 fps | 99.6% |
| SNPE Vectan Tubal 7000 | <<locked>> | 80% | 46,557 psi | 77% | 2536 fps | 99.6% |
| SNPE Vectan Tubal 8000 | <<locked>> | 80% | 37,405 psi | 62% | 2470 fps | 96.8% |
| Somchem S361 | <<locked>> | 80% | 40,234 psi | 67% | 2461 fps | 95.4% |
| Somchem S365 | <<locked>> | 80% | 42,076 psi | 70% | 2552 fps | 100% |
| Somchem S385 | <<locked>> | 80% | 38,130 psi | 63% | 2457 fps | 97.8% |
| Unknown powder | <<locked>> | 80% | 48,254 psi | 80% | 2648 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 50,444 psi | 84% | 2582 fps | 100% |
| Vihtavuori N160 | <<locked>> | 80% | 46,543 psi | 77% | 2589 fps | 100% |
| Vihtavuori N165 | <<locked>> | 80% | 33,141 psi | 55% | 2339 fps | 95.8% |
| Vihtavuori N550 | <<locked>> | 80% | 45,759 psi | 76% | 2592 fps | 100% |
| Vihtavuori N555 | <<locked>> | 80% | 36,898 psi | 61% | 2470 fps | 99.9% |
| Vihtavuori N560 | <<locked>> | 82% | 38,377 psi | 64% | 2543 fps | 95% |
| Vihtavuori N565 | <<locked>> | 88% | 38,450 psi | 64% | 2539 fps | 95.4% |
| Vihtavuori N568 | <<locked>> | 96% | 43,830 psi | 73% | 2694 fps | 95.7% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 45,455 psi | 76% | 2552 fps | 100% |
| Winchester StaBALL HD | 54.6 gr | 80% | 29,240 psi | 49% | 2425 fps | 100% |
| Winchester Supreme 780 | <<locked>> | 80% | 37,855 psi | 63% | 2454 fps | 96.8% |
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 72 powders for 7 x 75 R SE v. Hofe loaded with the .284 | 175gr | Barnes Solid RN. Hodgdon Retumbo delivers the highest muzzle velocity at 2,923 fps; across all powders the maximum-charge window runs from 1,706 fps to 2,923 fps. ADI AR 2217 gives the best case fill at 100 %, and 72 of the 72 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (415 MPa), the top charges use 62–90 %, leaving at least 10 % headroom. The 175.0 gr projectile in 0.284" calls for a 1:10.5 twist; slower twists will usually not stabilise this weight. ADI AR 2217, ADI AR 2225, Bofors RP30 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. Winchester StaBALL HD, Hodgdon Retumbo, ReloadSwiss RS 76 rank at the top here: for 7 x 75 R SE v. Hofe with the .284 | 175gr | Barnes Solid RN 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.