Load data for 7 mm Rem. Mag. + .284 | 177gr | Brenneke TIG

7 mm Rem. Mag. cartridge drawing
Brenneke logo

Load Specifications

Bullet Manufacturer:Brenneke
Bullet Weight:177 gr
Bullet Diameter:0.284"
Bullet Length:<<locked>>
Case Length (l3):2.5"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:82 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:24"
Max. allowed Pressure:62,366 psi
Recommended Twist Rate:1:11.5

Load data in caliber 7 mm Rem. Mag. with .284 | 177gr | Brenneke TIG bullet and 143 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Hodgdon Retumbo, ReloadSwiss RS 76 and Winchester StaBALL HD.

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.

A valid access license is required to use the Personalized Load Calculator.

You can find more information in our FAQ: How can I use the Personalized Load Calculator?

Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>92%53,374 psi86%2684 fps100%
Accurate 3100<<locked>>94%56,101 psi90%2717 fps100%
Accurate 4350<<locked>>84%54,795 psi88%2710 fps100%
Accurate 4350<<locked>>84%53,925 psi86%2694 fps100%
Accurate High Country<<locked>>90%53,998 psi87%2812 fps99.1%
Accurate MAGPRO<<locked>>92%55,724 psi89%2835 fps98.6%
Accurate MAGPRO<<locked>>92%54,766 psi88%2815 fps98.4%
ADI AR 2209<<locked>>90%55,303 psi89%2766 fps99.7%
ADI AR 2209<<locked>>90%54,578 psi88%2753 fps99.6%
ADI AR 2213<<locked>>92%53,113 psi85%2776 fps99%
ADI AR 2213<<locked>>94%55,927 psi90%2812 fps99.2%
ADI AR 2217ᴾ<<locked>>100%50,908 psi82%2736 fps98.9%
ADI AR 2217ᴾ<<locked>>100%50,357 psi81%2723 fps98.8%
ADI AR 2225ᴾ<<locked>>100%45,672 psi73%2707 fps99.9%
ADI AR 2225ᴾ<<locked>>100%44,947 psi72%2687 fps99.8%
Alliant Power Pro Varmint<<locked>>90%54,723 psi88%2749 fps99.6%
Alliant Reloder-16<<locked>>86%55,651 psi89%2762 fps100%
Alliant Reloder-16<<locked>>86%54,810 psi88%2746 fps100%
Alliant Reloder-17<<locked>>82%55,970 psi90%2759 fps100%
Alliant Reloder-19<<locked>>90%55,042 psi88%2759 fps99.7%
Alliant Reloder-19<<locked>>90%54,099 psi87%2740 fps99.6%
Alliant Reloder-22<<locked>>92%53,287 psi85%2769 fps99.7%
Alliant Reloder-22<<locked>>94%55,985 psi90%2808 fps99.8%
Alliant Reloder-23<<locked>>94%54,621 psi88%2743 fps100%
Alliant Reloder-23<<locked>>94%53,853 psi86%2730 fps100%
Alliant Reloder-25<<locked>>98%53,998 psi87%2805 fps100%
Alliant Reloder-25<<locked>>98%53,040 psi85%2789 fps100%
Alliant Reloder-26<<locked>>90%54,926 psi88%2828 fps100%
Alliant Reloder-26<<locked>>90%53,882 psi86%2812 fps100%
Baschieri & Pellagri 109<<locked>>94%54,810 psi88%2740 fps96.8%
Baschieri & Pellagri 109<<locked>>94%54,143 psi87%2723 fps96.5%
Bofors RP15<<locked>>96%55,883 psi90%2812 fps99.8%
Bofors RP15<<locked>>96%55,172 psi88%2795 fps99.7%
Bofors RP30ᴾ<<locked>>100%53,577 psi86%2805 fps99.4%
Bofors RP30ᴾ<<locked>>100%52,649 psi84%2789 fps99.2%
Bofors RP5<<locked>>92%53,287 psi85%2769 fps99.7%
Bofors RP5<<locked>>94%55,985 psi90%2808 fps99.8%
Bofors RP7<<locked>>82%53,461 psi86%2661 fps99.9%
Bofors RP7<<locked>>84%56,260 psi90%2697 fps100%
Hodgdon H1000ᴾ<<locked>>100%56,391 psi90%2822 fps99.8%
Hodgdon H1000ᴾ<<locked>>100%55,303 psi89%2802 fps99.7%
Hodgdon H414<<locked>>84%56,376 psi90%2762 fps100%
Hodgdon H414<<locked>>84%55,550 psi89%2746 fps100%
Hodgdon H4350<<locked>>82%55,187 psi88%2720 fps99.8%
Hodgdon H4350<<locked>>82%54,650 psi88%2707 fps99.7%
Hodgdon H4831<<locked>>90%52,968 psi85%2713 fps98.4%
Hodgdon H4831<<locked>>92%55,999 psi90%2753 fps98.7%
Hodgdon H4831 SC<<locked>>92%55,593 psi89%2753 fps98.8%
Hodgdon H4831 SC<<locked>>92%54,926 psi88%2736 fps98.6%
Hodgdon Hybrid 100V<<locked>>88%55,767 psi89%2687 fps100%
Hodgdon Hybrid 100V<<locked>>88%55,259 psi89%2677 fps100%
Hodgdon Retumbo<<locked>>98%52,852 psi85%2874 fps100%
Hodgdon Retumboᴾ<<locked>>100%55,651 psi89%2913 fps100%
Hodgdon Superformance<<locked>>82%52,750 psi85%2743 fps99.9%
Hodgdon Superformance<<locked>>84%55,985 psi90%2785 fps100%
Hodgdon TrailBossᴾ<<locked>>100%37,246 psi60%1696 fps100%
Hodgdon TrailBossᴾ<<locked>>100%37,202 psi60%1690 fps100%
IMR 4350<<locked>>86%54,926 psi88%2700 fps99.9%
IMR 4350<<locked>>86%54,215 psi87%2680 fps99.9%
IMR 4451 Enduron<<locked>>82%54,679 psi88%2677 fps100%
IMR 4451 Enduron<<locked>>82%54,143 psi87%2667 fps100%
IMR 4831<<locked>>86%54,897 psi88%2700 fps100%
IMR 4831<<locked>>86%54,360 psi87%2690 fps100%
IMR 4955 Enduron<<locked>>90%54,070 psi87%2700 fps98.7%
IMR 4955 Enduron<<locked>>90%53,447 psi86%2684 fps98.5%
IMR 7828 SSC<<locked>>94%54,868 psi88%2812 fps99.2%
IMR 7828 SSC<<locked>>94%53,896 psi86%2792 fps99.1%
IMR 8133 Enduronᴾ<<locked>>100%41,162 psi66%2608 fps96.9%
IMR 8133 Enduronᴾ<<locked>>100%40,350 psi65%2589 fps96.6%
Lovex S065<<locked>>84%55,434 psi89%2680 fps100%
Lovex S065<<locked>>84%54,911 psi88%2667 fps100%
Lovex S070<<locked>>84%53,606 psi86%2674 fps100%
Lovex S070<<locked>>86%56,405 psi90%2710 fps100%
Lovex S071<<locked>>98%54,694 psi88%2703 fps100%
Lovex S071<<locked>>98%53,693 psi86%2684 fps100%
Norma 204<<locked>>86%55,782 psi89%2749 fps99.7%
Norma 204<<locked>>86%55,056 psi88%2736 fps99.6%
Norma 217ᴾ<<locked>>100%41,220 psi66%2631 fps98.9%
Norma 217ᴾ<<locked>>100%40,625 psi65%2618 fps98.7%
Norma MRP<<locked>>90%52,982 psi85%2789 fps100%
Norma MRP<<locked>>92%56,014 psi90%2828 fps100%
Norma URP<<locked>>84%53,098 psi85%2690 fps100%
Norma URP<<locked>>86%55,898 psi90%2726 fps100%
Ramshot Grand<<locked>>94%55,463 psi89%2831 fps99.5%
Ramshot Grand<<locked>>94%54,433 psi87%2812 fps99.4%
Ramshot Hunter<<locked>>86%55,376 psi89%2749 fps100%
Ramshot Hunter<<locked>>86%54,636 psi88%2736 fps100%
Ramshot Magnum<<locked>>96%53,780 psi86%2769 fps99.9%
Ramshot Magnum<<locked>>96%52,794 psi85%2749 fps99.9%
ReloadSwiss RS 14ᴾ<<locked>>100%38,218 psi61%1739 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%37,985 psi61%1729 fps100%
ReloadSwiss RS 62<<locked>>84%54,621 psi88%2733 fps100%
ReloadSwiss RS 62<<locked>>84%53,867 psi86%2720 fps100%
ReloadSwiss RS 70<<locked>>84%52,881 psi85%2759 fps100%
ReloadSwiss RS 70<<locked>>86%55,840 psi90%2795 fps100%
ReloadSwiss RS 76<<locked>>98%53,171 psi85%2867 fps100%
ReloadSwiss RS 76ᴾ<<locked>>100%56,188 psi90%2910 fps100%
ReloadSwiss RS 80ᴾ<<locked>>100%52,156 psi84%2825 fps98.2%
ReloadSwiss RS 80ᴾ<<locked>>100%51,053 psi82%2802 fps98%
Rottweil R 904<<locked>>88%52,939 psi85%2684 fps98.9%
Rottweil R 904<<locked>>90%55,825 psi90%2723 fps99.2%
Rottweil R 905<<locked>>90%54,520 psi87%2749 fps99.7%
Rottweil R 905<<locked>>90%53,780 psi86%2733 fps99.6%
Rottweil R 907<<locked>>82%53,461 psi86%2661 fps99.9%
Rottweil R 907<<locked>>84%56,260 psi90%2697 fps100%
Shooters World Long Rifle<<locked>>84%55,434 psi89%2680 fps100%
Shooters World Long Rifle<<locked>>84%54,911 psi88%2667 fps100%
Shooters World SW4350<<locked>>84%53,606 psi86%2674 fps100%
Shooters World SW4350<<locked>>86%56,405 psi90%2710 fps100%
SNPE Vectan Tubal 7000<<locked>>84%54,578 psi88%2638 fps100%
SNPE Vectan Tubal 7000<<locked>>84%53,882 psi86%2621 fps100%
SNPE Vectan Tubal 8000<<locked>>90%54,099 psi87%2743 fps99.7%
SNPE Vectan Tubal 8000<<locked>>90%53,359 psi86%2726 fps99.6%
Somchem S361<<locked>>88%54,288 psi87%2680 fps98.5%
Somchem S361<<locked>>88%53,722 psi86%2664 fps98.4%
Somchem S365<<locked>>86%53,679 psi86%2697 fps100%
Somchem S365<<locked>>86%52,794 psi85%2680 fps100%
Somchem S385<<locked>>90%54,926 psi88%2720 fps99.9%
Somchem S385<<locked>>90%54,186 psi87%2707 fps99.9%
Vihtavuori N150<<locked>>82%55,521 psi89%2621 fps100%
Vihtavuori N150<<locked>>82%54,955 psi88%2612 fps100%
Vihtavuori N160<<locked>>84%54,940 psi88%2687 fps100%
Vihtavuori N160<<locked>>84%54,114 psi87%2671 fps100%
Vihtavuori N165<<locked>>94%54,534 psi87%2707 fps99.8%
Vihtavuori N165<<locked>>94%53,621 psi86%2687 fps99.8%
Vihtavuori N550<<locked>>84%54,012 psi87%2690 fps100%
Vihtavuori N550<<locked>>84%53,229 psi85%2677 fps100%
Vihtavuori N555<<locked>>90%53,490 psi86%2720 fps100%
Vihtavuori N555<<locked>>92%56,057 psi90%2753 fps100%
Vihtavuori N560<<locked>>90%52,823 psi85%2785 fps98.6%
Vihtavuori N560<<locked>>92%55,753 psi89%2828 fps99%
Vihtavuori N565<<locked>>98%56,376 psi90%2825 fps99.2%
Vihtavuori N565<<locked>>98%55,477 psi89%2805 fps99.1%
Vihtavuori N568ᴾ<<locked>>100%53,113 psi85%2825 fps97.9%
Vihtavuori N568ᴾ<<locked>>100%52,272 psi84%2808 fps97.7%
Winchester 6.5 StaBALL<<locked>>84%54,027 psi87%2644 fps100%
Winchester 6.5 StaBALL<<locked>>84%53,374 psi86%2631 fps100%
Winchester 760<<locked>>84%56,376 psi90%2762 fps100%
Winchester 760<<locked>>84%55,550 psi89%2746 fps100%
Winchester StaBALL HD<<locked>>94%52,446 psi84%2822 fps100%
Winchester StaBALL HD<<locked>>96%55,274 psi89%2858 fps100%
Winchester Supreme 780<<locked>>92%54,839 psi88%2720 fps99.7%
Winchester Supreme 780<<locked>>92%53,940 psi86%2703 fps99.6%

Recommended = one of the top powders for this cartridge and bullet combination.

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 3100<<locked>>80%35,766 psi57%2372 fps98.4%
Accurate 3100<<locked>>80%35,244 psi57%2359 fps98.2%
Accurate 4350<<locked>>80%47,732 psi77%2605 fps100%
Accurate 4350<<locked>>80%47,094 psi76%2592 fps100%
Accurate High Country<<locked>>80%38,232 psi61%2516 fps95.6%
Accurate MAGPRO<<locked>>84%42,134 psi68%2592 fps95.5%
Accurate MAGPRO<<locked>>84%41,466 psi66%2575 fps95.2%
ADI AR 2209<<locked>>80%39,697 psi64%2493 fps97.2%
ADI AR 2209<<locked>>80%39,204 psi63%2477 fps96.9%
ADI AR 2213<<locked>>82%37,956 psi61%2484 fps95.2%
ADI AR 2213<<locked>>84%39,987 psi64%2523 fps95.8%
ADI AR 2217<<locked>>90%36,680 psi59%2454 fps95%
ADI AR 2217<<locked>>92%38,522 psi62%2490 fps95.6%
ADI AR 2225<<locked>>88%30,937 psi50%2359 fps95.8%
ADI AR 2225<<locked>>88%30,472 psi49%2339 fps95.4%
Alliant Power Pro Varmint<<locked>>80%39,610 psi64%2480 fps97.1%
Alliant Reloder-16<<locked>>80%45,730 psi73%2612 fps100%
Alliant Reloder-16<<locked>>80%45,107 psi72%2595 fps100%
Alliant Reloder-17<<locked>>80%51,967 psi83%2703 fps100%
Alliant Reloder-19<<locked>>80%39,769 psi64%2487 fps97.2%
Alliant Reloder-19<<locked>>80%39,291 psi63%2470 fps97%
Alliant Reloder-22<<locked>>80%35,621 psi57%2434 fps96%
Alliant Reloder-22<<locked>>80%35,128 psi56%2418 fps95.7%
Alliant Reloder-23<<locked>>80%34,330 psi55%2398 fps100%
Alliant Reloder-23<<locked>>80%33,808 psi54%2382 fps99.9%
Alliant Reloder-25<<locked>>80%29,820 psi48%2316 fps97.2%
Alliant Reloder-25<<locked>>80%29,428 psi47%2300 fps96.9%
Alliant Reloder-26<<locked>>80%37,681 psi60%2536 fps99.7%
Alliant Reloder-26<<locked>>80%37,144 psi60%2520 fps99.6%
Baschieri & Pellagri 109<<locked>>90%48,428 psi78%2628 fps95.2%
Baschieri & Pellagri 109<<locked>>92%50,952 psi82%2667 fps95.8%
Bofors RP15<<locked>>82%35,534 psi57%2431 fps95.8%
Bofors RP15<<locked>>82%35,041 psi56%2415 fps95.5%
Bofors RP30<<locked>>88%35,708 psi57%2467 fps95.2%
Bofors RP30<<locked>>90%37,434 psi60%2503 fps95.8%
Bofors RP5<<locked>>80%35,621 psi57%2434 fps96%
Bofors RP5<<locked>>80%35,128 psi56%2418 fps95.7%
Bofors RP7<<locked>>80%50,082 psi80%2605 fps99.7%
Bofors RP7<<locked>>80%49,545 psi79%2592 fps99.6%
Hodgdon H1000<<locked>>86%34,983 psi56%2415 fps95%
Hodgdon H1000<<locked>>88%36,898 psi59%2457 fps95.7%
Hodgdon H414<<locked>>80%49,443 psi79%2657 fps99.8%
Hodgdon H414<<locked>>80%48,631 psi78%2638 fps99.7%
Hodgdon H4350<<locked>>80%51,721 psi83%2667 fps99.5%
Hodgdon H4350<<locked>>80%51,184 psi82%2651 fps99.4%
Hodgdon H4831<<locked>>82%40,582 psi65%2490 fps95.5%
Hodgdon H4831<<locked>>82%39,914 psi64%2474 fps95.2%
Hodgdon H4831 SC<<locked>>82%39,813 psi64%2474 fps95.2%
Hodgdon H4831 SC<<locked>>84%41,930 psi67%2513 fps95.8%
Hodgdon Hybrid 100V<<locked>>80%43,076 psi69%2497 fps100%
Hodgdon Hybrid 100V<<locked>>80%42,714 psi68%2487 fps100%
Hodgdon Retumbo56.9 gr84%33,286 psi53%2454 fps95.6%
Hodgdon Retumbo56.9 gr84%32,735 psi52%2431 fps95.1%
Hodgdon Superformance<<locked>>80%49,066 psi79%2684 fps99.7%
Hodgdon Superformance<<locked>>80%48,341 psi78%2667 fps99.6%
Hodgdon TrailBoss<<locked>>80%27,920 psi45%1512 fps100%
Hodgdon TrailBoss<<locked>>80%27,963 psi45%1509 fps100%
IMR 4350<<locked>>80%45,469 psi73%2546 fps99.2%
IMR 4350<<locked>>80%44,991 psi72%2530 fps99.1%
IMR 4451 Enduron<<locked>>80%51,503 psi83%2628 fps99.9%
IMR 4451 Enduron<<locked>>80%50,995 psi82%2615 fps99.8%
IMR 4831<<locked>>80%45,440 psi73%2556 fps100%
IMR 4831<<locked>>80%44,889 psi72%2543 fps100%
IMR 4955 Enduron<<locked>>80%39,508 psi63%2434 fps95.3%
IMR 4955 Enduron<<locked>>80%39,088 psi63%2421 fps95.1%
IMR 7828 SSC<<locked>>84%39,088 psi63%2520 fps95.8%
IMR 7828 SSC<<locked>>84%38,450 psi62%2500 fps95.4%
IMR 8133 Enduron<<locked>>96%36,042 psi58%2497 fps95%
IMR 8133 Enduron<<locked>>98%37,855 psi61%2533 fps95.7%
Lovex S065<<locked>>80%48,979 psi79%2579 fps100%
Lovex S065<<locked>>80%48,443 psi78%2566 fps100%
Lovex S070<<locked>>80%47,326 psi76%2575 fps99.7%
Lovex S070<<locked>>80%46,804 psi75%2559 fps99.6%
Lovex S071<<locked>>80%30,966 psi50%2260 fps96.9%
Lovex S071<<locked>>80%30,458 psi49%2244 fps96.6%
Norma 204<<locked>>80%45,643 psi73%2585 fps98.4%
Norma 204<<locked>>80%45,165 psi72%2569 fps98.2%
Norma 217<<locked>>92%31,763 psi51%2411 fps95.7%
Norma 217<<locked>>92%31,212 psi50%2392 fps95.3%
Norma MRP<<locked>>80%37,318 psi60%2500 fps98%
Norma MRP<<locked>>80%36,796 psi59%2484 fps97.7%
Norma URP<<locked>>80%46,659 psi75%2592 fps100%
Norma URP<<locked>>80%46,093 psi74%2575 fps100%
Ramshot Grand<<locked>>82%36,056 psi58%2464 fps95%
Ramshot Grand<<locked>>84%38,218 psi61%2510 fps95.8%
Ramshot Hunter<<locked>>80%45,527 psi73%2592 fps99.8%
Ramshot Hunter<<locked>>80%44,976 psi72%2579 fps99.7%
Ramshot Magnum<<locked>>82%32,198 psi52%2352 fps95.5%
Ramshot Magnum<<locked>>82%31,662 psi51%2336 fps95.1%
ReloadSwiss RS 14<<locked>>80%28,660 psi46%1552 fps100%
ReloadSwiss RS 14<<locked>>80%28,514 psi46%1545 fps100%
ReloadSwiss RS 62<<locked>>80%47,601 psi76%2628 fps100%
ReloadSwiss RS 62<<locked>>80%47,036 psi75%2615 fps100%
ReloadSwiss RS 70<<locked>>80%45,876 psi74%2648 fps100%
ReloadSwiss RS 70<<locked>>80%45,107 psi72%2628 fps100%
ReloadSwiss RS 7659.5 gr82%30,168 psi48%2365 fps95.2%
ReloadSwiss RS 7660.9 gr84%31,749 psi51%2408 fps96%
ReloadSwiss RS 80<<locked>>94%41,539 psi67%2628 fps95.5%
ReloadSwiss RS 80<<locked>>94%40,770 psi65%2608 fps95.1%
Rottweil R 904<<locked>>80%41,191 psi66%2474 fps96.5%
Rottweil R 904<<locked>>80%40,524 psi65%2457 fps96.2%
Rottweil R 905<<locked>>80%39,189 psi63%2474 fps97.2%
Rottweil R 905<<locked>>80%38,638 psi62%2461 fps97%
Rottweil R 907<<locked>>80%50,082 psi80%2605 fps99.7%
Rottweil R 907<<locked>>80%49,545 psi79%2592 fps99.6%
Shooters World Long Rifle<<locked>>80%48,979 psi79%2579 fps100%
Shooters World Long Rifle<<locked>>80%48,443 psi78%2566 fps100%
Shooters World SW4350<<locked>>80%47,326 psi76%2575 fps99.7%
Shooters World SW4350<<locked>>80%46,804 psi75%2559 fps99.6%
SNPE Vectan Tubal 7000<<locked>>80%47,877 psi77%2533 fps99.7%
SNPE Vectan Tubal 7000<<locked>>80%47,384 psi76%2520 fps99.6%
SNPE Vectan Tubal 8000<<locked>>80%38,856 psi62%2470 fps97.1%
SNPE Vectan Tubal 8000<<locked>>80%38,305 psi61%2454 fps96.9%
Somchem S361<<locked>>80%41,756 psi67%2464 fps95.8%
Somchem S361<<locked>>80%41,176 psi66%2448 fps95.5%
Somchem S365<<locked>>80%43,801 psi70%2549 fps100%
Somchem S365<<locked>>80%43,192 psi69%2536 fps100%
Somchem S385<<locked>>80%39,711 psi64%2457 fps98.1%
Somchem S385<<locked>>80%39,204 psi63%2444 fps97.9%
Vihtavuori N150<<locked>>80%51,996 psi83%2575 fps100%
Vihtavuori N150<<locked>>80%51,445 psi82%2562 fps100%
Vihtavuori N160<<locked>>80%48,095 psi77%2585 fps100%
Vihtavuori N160<<locked>>80%47,558 psi76%2572 fps100%
Vihtavuori N165<<locked>>80%34,418 psi55%2339 fps96.2%
Vihtavuori N165<<locked>>80%33,968 psi54%2326 fps95.9%
Vihtavuori N550<<locked>>80%47,456 psi76%2592 fps100%
Vihtavuori N550<<locked>>80%46,920 psi75%2575 fps100%
Vihtavuori N555<<locked>>80%38,667 psi62%2470 fps99.9%
Vihtavuori N555<<locked>>80%38,101 psi61%2457 fps99.9%
Vihtavuori N560<<locked>>82%40,118 psi64%2549 fps95.6%
Vihtavuori N560<<locked>>82%39,610 psi64%2533 fps95.3%
Vihtavuori N565<<locked>>86%37,681 psi60%2484 fps95%
Vihtavuori N565<<locked>>88%39,682 psi64%2526 fps95.6%
Vihtavuori N568<<locked>>94%43,004 psi69%2644 fps95.4%
Vihtavuori N568<<locked>>96%45,455 psi73%2687 fps96%
Winchester 6.5 StaBALL<<locked>>80%47,210 psi76%2546 fps100%
Winchester 6.5 StaBALL<<locked>>80%46,514 psi75%2533 fps100%
Winchester 760<<locked>>80%49,443 psi79%2657 fps99.8%
Winchester 760<<locked>>80%48,863 psi78%2641 fps99.8%
Winchester StaBALL HD55.7 gr80%30,574 psi49%2425 fps100%
Winchester StaBALL HD55.7 gr80%30,139 psi48%2408 fps100%
Winchester Supreme 780<<locked>>80%36,332 psi58%2388 fps96.2%
Winchester Supreme 780<<locked>>80%35,679 psi57%2369 fps95.8%

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.

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This overview compares 143 powders for 7 mm Rem. Mag. loaded with the .284 | 177gr | Brenneke TIG. Hodgdon Retumbo delivers the highest muzzle velocity at 2,913 fps; across all powders the maximum-charge window runs from 1,690 fps to 2,913 fps. ADI AR 2217 gives the best case fill at 100 %, and 143 of the 143 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (430 MPa), the top charges use 60–90 %, leaving at least 10 % headroom. The 177.0 gr projectile in 0.284" calls for a 1:11.5 twist; slower twists will usually not stabilise this weight. ADI AR 2217, ADI AR 2217, ADI AR 2225 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. Hodgdon Retumbo, ReloadSwiss RS 76, Winchester StaBALL HD rank at the top here: for 7 mm Rem. Mag. with the .284 | 177gr | Brenneke TIG 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.

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