Load data for 7 mm Rem. Mag. + .284 | 160gr | Peregrine Bushmaster (VRG-3)

7 mm Rem. Mag. cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:160 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:1:11.0

Load data in caliber 7 mm Rem. Mag. with .284 | 160gr | Peregrine Bushmaster (VRG-3) bullet and 158 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Vihtavuori N560, Norma MRP and Accurate MAGPRO.

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 2700<<locked>>84%55,637 psi89%2776 fps99.5%
Accurate 3100<<locked>>96%53,650 psi86%2818 fps100%
Accurate 3100<<locked>>96%53,853 psi86%2825 fps100%
Accurate 4350<<locked>>88%55,405 psi89%2858 fps100%
Accurate 4350<<locked>>88%55,637 psi89%2861 fps100%
Accurate High Country<<locked>>94%55,230 psi89%2966 fps98.6%
Accurate MAGPRO<<locked>>96%56,275 psi90%2969 fps97.7%
Accurate MAGPRO<<locked>>96%53,272 psi85%2913 fps96.4%
ADI AR 2208<<locked>>82%53,824 psi86%2772 fps100%
ADI AR 2208<<locked>>82%54,041 psi87%2779 fps100%
ADI AR 2209<<locked>>92%52,692 psi84%2854 fps98.8%
ADI AR 2209<<locked>>92%52,895 psi85%2858 fps98.9%
ADI AR 2213<<locked>>96%54,114 psi87%2913 fps98.2%
ADI AR 2213<<locked>>96%54,288 psi87%2917 fps98.2%
ADI AR 2217ᴾ<<locked>>100%45,136 psi72%2740 fps96.3%
ADI AR 2217ᴾ<<locked>>100%45,266 psi73%2746 fps96.4%
ADI AR 2225ᴾ<<locked>>100%39,842 psi64%2694 fps98%
ADI AR 2225ᴾ<<locked>>100%40,001 psi64%2700 fps98.1%
Alliant Power Pro Varmint<<locked>>92%53,069 psi85%2854 fps98.9%
Alliant Reloder- TS 15.5<<locked>>82%54,795 psi88%2795 fps100%
Alliant Reloder- TS 15.5<<locked>>82%54,998 psi88%2799 fps100%
Alliant Reloder-16<<locked>>90%56,376 psi90%2913 fps100%
Alliant Reloder-16<<locked>>88%53,055 psi85%2864 fps100%
Alliant Reloder-17<<locked>>84%54,012 psi87%2881 fps100%
Alliant Reloder-17<<locked>>84%53,969 psi87%2877 fps100%
Alliant Reloder-19<<locked>>94%55,782 psi89%2897 fps99.2%
Alliant Reloder-19<<locked>>94%55,970 psi90%2904 fps99.3%
Alliant Reloder-22<<locked>>96%53,722 psi86%2907 fps99.1%
Alliant Reloder-22<<locked>>96%53,911 psi86%2910 fps99.1%
Alliant Reloder-23<<locked>>98%54,650 psi88%2884 fps100%
Alliant Reloder-23<<locked>>98%54,853 psi88%2887 fps100%
Alliant Reloder-25ᴾ<<locked>>100%50,314 psi81%2881 fps100%
Alliant Reloder-25ᴾ<<locked>>100%50,502 psi81%2887 fps100%
Alliant Reloder-26<<locked>>94%54,926 psi88%2972 fps100%
Alliant Reloder-26<<locked>>94%55,114 psi88%2976 fps100%
Bofors RP15ᴾ<<locked>>100%56,405 psi90%2946 fps99.3%
Bofors RP15<<locked>>98%52,823 psi85%2894 fps98.9%
Bofors RP3<<locked>>82%55,564 psi89%2808 fps100%
Bofors RP3<<locked>>82%55,811 psi89%2812 fps100%
Bofors RP30ᴾ<<locked>>100%46,238 psi74%2808 fps97.2%
Bofors RP30ᴾ<<locked>>100%46,427 psi74%2812 fps97.3%
Bofors RP5<<locked>>96%53,722 psi86%2907 fps99.1%
Bofors RP5<<locked>>96%53,911 psi86%2910 fps99.1%
Bofors RP7<<locked>>86%54,984 psi88%2808 fps99.6%
Bofors RP7<<locked>>86%54,955 psi88%2808 fps99.6%
Hodgdon H1000ᴾ<<locked>>100%49,806 psi80%2835 fps98.2%
Hodgdon H1000ᴾ<<locked>>100%46,499 psi75%2772 fps97.4%
Hodgdon H380<<locked>>82%55,796 psi89%2828 fps100%
Hodgdon H380<<locked>>82%55,985 psi90%2835 fps100%
Hodgdon H414<<locked>>86%53,664 psi86%2854 fps99.7%
Hodgdon H414<<locked>>84%54,926 psi88%2877 fps99.8%
Hodgdon H4350<<locked>>84%53,243 psi85%2818 fps99.1%
Hodgdon H4350<<locked>>88%55,492 psi89%2854 fps99.3%
Hodgdon H4831<<locked>>94%54,056 psi87%2851 fps97.5%
Hodgdon H4831<<locked>>98%53,693 psi86%2848 fps97.5%
Hodgdon H4831 SC<<locked>>94%52,968 psi85%2835 fps97.3%
Hodgdon H4831 SC<<locked>>94%53,156 psi85%2838 fps97.4%
Hodgdon Hybrid 100V<<locked>>90%53,287 psi85%2789 fps100%
Hodgdon Hybrid 100V<<locked>>90%53,243 psi85%2789 fps100%
Hodgdon Retumboᴾ<<locked>>100%49,429 psi79%2940 fps99.3%
Hodgdon Retumboᴾ<<locked>>100%49,603 psi80%2943 fps99.3%
Hodgdon Superformance<<locked>>86%54,157 psi87%2894 fps99.7%
Hodgdon Superformance<<locked>>86%54,346 psi87%2900 fps99.7%
Hodgdon TrailBossᴾ<<locked>>100%36,796 psi59%1772 fps100%
Hodgdon TrailBossᴾ<<locked>>100%36,666 psi59%1772 fps100%
IMR 4064<<locked>>84%56,362 psi90%2802 fps100%
IMR 4166 Enduron<<locked>>84%54,824 psi88%2785 fps99.8%
IMR 4350<<locked>>90%56,333 psi90%2848 fps99.7%
IMR 4350<<locked>>88%52,939 psi85%2795 fps99.4%
IMR 4451 Enduron<<locked>>84%53,113 psi85%2779 fps99.6%
IMR 4451 Enduron<<locked>>84%53,330 psi86%2785 fps99.6%
IMR 4831<<locked>>90%55,738 psi89%2848 fps100%
IMR 4831<<locked>>92%53,563 psi86%2818 fps100%
IMR 4955 Enduron<<locked>>94%55,535 psi89%2841 fps97.9%
IMR 4955 Enduron<<locked>>94%55,680 psi89%2844 fps98%
IMR 7828 SSC<<locked>>98%55,376 psi89%2946 fps98.5%
IMR 7828 SSC<<locked>>96%56,144 psi90%2959 fps98.6%
Lovex S065<<locked>>86%53,461 psi86%2779 fps100%
Lovex S065<<locked>>86%53,403 psi86%2779 fps100%
Lovex S070<<locked>>88%54,737 psi88%2822 fps99.8%
Lovex S070<<locked>>88%54,955 psi88%2825 fps99.8%
Lovex S071ᴾ<<locked>>100%51,010 psi82%2779 fps99.8%
Lovex S071ᴾ<<locked>>100%51,198 psi82%2782 fps99.9%
Norma 204<<locked>>88%53,534 psi86%2841 fps98.8%
Norma 204<<locked>>88%53,737 psi86%2848 fps98.8%
Norma MRP<<locked>>94%53,374 psi86%2930 fps99.7%
Norma MRP<<locked>>94%53,592 psi86%2933 fps99.8%
Norma URP<<locked>>88%53,983 psi87%2841 fps100%
Norma URP<<locked>>88%54,215 psi87%2844 fps100%
Ramshot Grand<<locked>>98%56,028 psi90%2966 fps98.9%
Ramshot Grand<<locked>>94%55,941 psi90%2966 fps98.9%
Ramshot Hunter<<locked>>88%52,866 psi85%2844 fps99.9%
Ramshot Hunter<<locked>>88%53,069 psi85%2848 fps99.9%
Ramshot Magnumᴾ<<locked>>100%54,099 psi87%2900 fps99.6%
Ramshot Magnum<<locked>>96%52,518 psi84%2874 fps99.4%
ReloadSwiss RS 14ᴾ<<locked>>100%37,463 psi60%1811 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%37,536 psi60%1814 fps100%
ReloadSwiss RS 50<<locked>>82%55,811 psi89%2822 fps100%
ReloadSwiss RS 50<<locked>>82%55,753 psi89%2822 fps100%
ReloadSwiss RS 60<<locked>>82%53,243 psi85%2864 fps100%
ReloadSwiss RS 60<<locked>>82%53,476 psi86%2867 fps100%
ReloadSwiss RS 62<<locked>>88%55,390 psi89%2881 fps100%
ReloadSwiss RS 62<<locked>>88%55,608 psi89%2884 fps100%
ReloadSwiss RS 70<<locked>>88%53,940 psi86%2910 fps100%
ReloadSwiss RS 70<<locked>>88%54,157 psi87%2917 fps100%
ReloadSwiss RS 76ᴾ<<locked>>100%49,559 psi79%2933 fps99.8%
ReloadSwiss RS 76ᴾ<<locked>>100%49,951 psi80%2940 fps99.8%
Rottweil R 903<<locked>>84%55,999 psi90%2812 fps100%
Rottweil R 903<<locked>>84%55,956 psi90%2812 fps100%
Rottweil R 904<<locked>>92%54,259 psi87%2828 fps98.2%
Rottweil R 904<<locked>>92%54,433 psi87%2831 fps98.2%
Rottweil R 905<<locked>>94%55,361 psi89%2890 fps99.3%
Rottweil R 905<<locked>>94%55,564 psi89%2894 fps99.3%
Rottweil R 907<<locked>>86%54,984 psi88%2808 fps99.6%
Rottweil R 907<<locked>>86%54,955 psi88%2808 fps99.6%
Shooters World Long Rifle<<locked>>86%53,461 psi86%2779 fps100%
Shooters World Long Rifle<<locked>>86%53,403 psi86%2779 fps100%
Shooters World SW4350<<locked>>88%54,737 psi88%2822 fps99.8%
Shooters World SW4350<<locked>>88%54,955 psi88%2825 fps99.8%
SNPE Vectan SP 11<<locked>>82%53,882 psi86%2815 fps100%
SNPE Vectan SP 11<<locked>>82%54,085 psi87%2822 fps100%
SNPE Vectan Tubal 5000<<locked>>84%56,333 psi90%2687 fps100%
SNPE Vectan Tubal 5000<<locked>>82%53,127 psi85%2644 fps100%
SNPE Vectan Tubal 7000<<locked>>88%56,188 psi90%2782 fps99.8%
SNPE Vectan Tubal 7000<<locked>>88%56,405 psi90%2789 fps99.9%
SNPE Vectan Tubal 8000<<locked>>94%54,911 psi88%2884 fps99.2%
SNPE Vectan Tubal 8000<<locked>>94%55,114 psi88%2890 fps99.2%
Somchem S355<<locked>>84%55,550 psi89%2802 fps100%
Somchem S355<<locked>>84%55,796 psi89%2805 fps100%
Somchem S361<<locked>>92%55,695 psi89%2818 fps97.7%
Somchem S361<<locked>>92%56,101 psi90%2828 fps97.9%
Somchem S365<<locked>>90%54,056 psi87%2844 fps100%
Somchem S365<<locked>>90%54,302 psi87%2848 fps100%
Somchem S385<<locked>>94%55,637 psi89%2861 fps99.6%
Somchem S385<<locked>>94%55,811 psi89%2864 fps99.7%
Unknown powder<<locked>>86%54,607 psi88%2848 fps100%
Vihtavuori N150<<locked>>84%53,577 psi86%2730 fps100%
Vihtavuori N150<<locked>>88%54,259 psi87%2743 fps100%
Vihtavuori N160<<locked>>88%56,043 psi90%2838 fps100%
Vihtavuori N160<<locked>>86%54,911 psi88%2818 fps100%
Vihtavuori N165<<locked>>98%55,143 psi88%2838 fps99.4%
Vihtavuori N165<<locked>>98%53,417 psi86%2815 fps99.3%
Vihtavuori N550<<locked>>88%55,158 psi88%2841 fps100%
Vihtavuori N550<<locked>>86%55,477 psi89%2864 fps100%
Vihtavuori N555<<locked>>94%53,330 psi86%2858 fps100%
Vihtavuori N555<<locked>>94%53,548 psi86%2861 fps100%
Vihtavuori N560<<locked>>94%53,432 psi86%2923 fps97.7%
Vihtavuori N560<<locked>>96%54,172 psi87%2936 fps97.9%
Vihtavuori N565ᴾ<<locked>>100%52,649 psi84%2894 fps97.8%
Vihtavuori N565ᴾ<<locked>>100%53,098 psi85%2904 fps97.9%
Winchester 6.5 StaBALL<<locked>>88%55,622 psi89%2799 fps100%
Winchester 6.5 StaBALL<<locked>>88%55,811 psi89%2802 fps100%
Winchester 760<<locked>>86%53,911 psi86%2861 fps99.7%
Winchester 760<<locked>>84%54,926 psi88%2877 fps99.8%
Winchester StaBALL HDᴾ<<locked>>100%55,506 psi89%3015 fps100%
Winchester StaBALL HDᴾ<<locked>>100%55,753 psi89%3018 fps100%
Winchester Supreme 780<<locked>>96%55,927 psi90%2858 fps99.2%
Winchester Supreme 780<<locked>>92%53,896 psi86%2831 fps99%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2700<<locked>>80%48,791 psi78%2667 fps98.8%
Accurate 3100<<locked>>80%30,792 psi49%2369 fps95.5%
Accurate 3100<<locked>>80%30,792 psi49%2369 fps95.5%
Accurate 4350<<locked>>80%41,974 psi67%2631 fps99.7%
Accurate 4350<<locked>>80%41,945 psi67%2635 fps99.7%
Accurate High Country<<locked>>86%41,640 psi67%2713 fps95.4%
Accurate MAGPRO67.8 gr90%45,353 psi73%2776 fps95%
Accurate MAGPRO67.8 gr94%49,676 psi80%2851 fps95.5%
ADI AR 2208<<locked>>80%50,589 psi81%2723 fps100%
ADI AR 2208<<locked>>80%50,821 psi81%2726 fps100%
ADI AR 2209<<locked>>82%37,710 psi60%2562 fps95.1%
ADI AR 2209<<locked>>82%37,869 psi61%2566 fps95.2%
ADI AR 2213<<locked>>90%44,063 psi71%2726 fps95.7%
ADI AR 2213<<locked>>90%44,222 psi71%2733 fps95.8%
ADI AR 2217<<locked>>98%42,032 psi67%2677 fps95.3%
ADI AR 2217<<locked>>98%42,177 psi68%2680 fps95.4%
ADI AR 2225<<locked>>96%34,824 psi56%2569 fps96%
ADI AR 2225<<locked>>96%34,940 psi56%2572 fps96.1%
Alliant Power Pro Varmint<<locked>>82%37,985 psi61%2562 fps95.2%
Alliant Reloder- TS 15.5<<locked>>80%51,459 psi83%2743 fps100%
Alliant Reloder- TS 15.5<<locked>>80%51,706 psi83%2749 fps100%
Alliant Reloder-16<<locked>>80%40,625 psi65%2644 fps99.8%
Alliant Reloder-16<<locked>>80%40,611 psi65%2644 fps99.8%
Alliant Reloder-17<<locked>>80%46,601 psi75%2762 fps100%
Alliant Reloder-17<<locked>>80%46,847 psi75%2766 fps100%
Alliant Reloder-19<<locked>>82%37,579 psi60%2556 fps95.1%
Alliant Reloder-19<<locked>>82%37,782 psi61%2562 fps95.3%
Alliant Reloder-22<<locked>>86%38,189 psi61%2612 fps95.5%
Alliant Reloder-22<<locked>>86%38,159 psi61%2612 fps95.6%
Alliant Reloder-23<<locked>>80%29,762 psi48%2402 fps98.6%
Alliant Reloder-23<<locked>>80%29,921 psi48%2408 fps98.6%
Alliant Reloder-25<<locked>>84%29,704 psi48%2415 fps95.4%
Alliant Reloder-25<<locked>>84%29,689 psi48%2418 fps95.5%
Alliant Reloder-26<<locked>>80%32,111 psi51%2523 fps97.5%
Alliant Reloder-26<<locked>>80%32,285 psi52%2526 fps97.6%
Bofors RP15<<locked>>88%37,695 psi60%2598 fps95.2%
Bofors RP15<<locked>>88%37,840 psi61%2602 fps95.3%
Bofors RP3<<locked>>80%52,141 psi84%2759 fps100%
Bofors RP3<<locked>>80%52,098 psi84%2759 fps100%
Bofors RP30<<locked>>96%40,248 psi65%2687 fps95.4%
Bofors RP30<<locked>>96%40,451 psi65%2694 fps95.5%
Bofors RP5<<locked>>86%38,189 psi61%2612 fps95.5%
Bofors RP5<<locked>>86%38,159 psi61%2612 fps95.6%
Bofors RP7<<locked>>80%45,382 psi73%2644 fps98.3%
Bofors RP7<<locked>>80%45,353 psi73%2644 fps98.3%
Hodgdon H1000<<locked>>94%40,437 psi65%2644 fps95.5%
Hodgdon H1000<<locked>>96%40,582 psi65%2651 fps95.6%
Hodgdon H380<<locked>>80%52,388 psi84%2779 fps100%
Hodgdon H380<<locked>>80%52,359 psi84%2779 fps100%
Hodgdon H414<<locked>>80%43,932 psi70%2684 fps98.5%
Hodgdon H414<<locked>>80%47,964 psi77%2759 fps99.2%
Hodgdon H4350<<locked>>80%46,789 psi75%2703 fps98%
Hodgdon H4350<<locked>>80%43,062 psi69%2631 fps97.2%
Hodgdon H4831<<locked>>88%44,005 psi71%2674 fps95.1%
Hodgdon H4831<<locked>>92%43,990 psi71%2674 fps95.1%
Hodgdon H4831 SC<<locked>>90%46,282 psi74%2717 fps95.7%
Hodgdon H4831 SC<<locked>>90%46,470 psi75%2723 fps95.8%
Hodgdon Hybrid 100V<<locked>>80%38,058 psi61%2530 fps99.9%
Hodgdon Hybrid 100V<<locked>>80%38,247 psi61%2536 fps99.9%
Hodgdon Retumbo<<locked>>92%37,681 psi60%2674 fps95.9%
Hodgdon Retumbo<<locked>>92%37,826 psi61%2680 fps96%
Hodgdon Superformance<<locked>>80%43,221 psi69%2703 fps98.1%
Hodgdon Superformance<<locked>>80%43,178 psi69%2703 fps98.1%
Hodgdon TrailBoss<<locked>>80%27,427 psi44%1581 fps100%
Hodgdon TrailBoss<<locked>>80%27,514 psi44%1585 fps100%
IMR 4064<<locked>>80%49,734 psi80%2700 fps100%
IMR 4166 Enduron<<locked>>80%48,515 psi78%2680 fps99.2%
IMR 4350<<locked>>80%40,973 psi66%2575 fps97.4%
IMR 4350<<locked>>80%41,162 psi66%2582 fps97.4%
IMR 4451 Enduron<<locked>>80%46,775 psi75%2671 fps98.9%
IMR 4451 Enduron<<locked>>80%46,978 psi75%2674 fps98.9%
IMR 4831<<locked>>80%40,045 psi64%2582 fps99.5%
IMR 4831<<locked>>80%36,405 psi58%2503 fps98.9%
IMR 4955 Enduron<<locked>>86%43,004 psi69%2618 fps95%
IMR 4955 Enduron<<locked>>86%43,149 psi69%2621 fps95.1%
IMR 7828 SSC<<locked>>90%42,192 psi68%2700 fps95.3%
IMR 7828 SSC<<locked>>88%42,366 psi68%2703 fps95.3%
Lovex S065<<locked>>80%44,222 psi71%2618 fps99.3%
Lovex S065<<locked>>80%44,425 psi71%2625 fps99.4%
Lovex S070<<locked>>80%42,496 psi68%2605 fps98.3%
Lovex S070<<locked>>80%42,699 psi68%2612 fps98.4%
Lovex S071<<locked>>84%30,168 psi48%2352 fps95.1%
Lovex S071<<locked>>84%30,327 psi49%2356 fps95.3%
Norma 204<<locked>>80%40,582 psi65%2605 fps96%
Norma 204<<locked>>80%40,770 psi65%2608 fps96%
Norma MRP58 gr82%34,606 psi55%2552 fps95.7%
Norma MRP58 gr82%34,795 psi56%2559 fps95.8%
Norma URP<<locked>>80%41,495 psi67%2625 fps99.6%
Norma URP<<locked>>80%41,713 psi67%2631 fps99.6%
Ramshot Grand<<locked>>90%42,018 psi67%2710 fps95.6%
Ramshot Grand<<locked>>86%41,336 psi66%2697 fps95.4%
Ramshot Hunter<<locked>>80%40,263 psi65%2615 fps98.4%
Ramshot Hunter<<locked>>80%40,466 psi65%2621 fps98.5%
Ramshot Magnum<<locked>>90%37,159 psi60%2582 fps96%
Ramshot Magnum<<locked>>86%35,636 psi57%2546 fps95.4%
ReloadSwiss RS 14<<locked>>80%28,065 psi45%1621 fps100%
ReloadSwiss RS 14<<locked>>80%27,963 psi45%1621 fps100%
ReloadSwiss RS 50<<locked>>80%52,243 psi84%2766 fps99.8%
ReloadSwiss RS 50<<locked>>80%52,199 psi84%2766 fps99.8%
ReloadSwiss RS 60<<locked>>80%49,530 psi79%2808 fps100%
ReloadSwiss RS 60<<locked>>80%49,763 psi80%2812 fps100%
ReloadSwiss RS 62<<locked>>80%41,959 psi67%2654 fps99.6%
ReloadSwiss RS 62<<locked>>80%41,945 psi67%2654 fps99.6%
ReloadSwiss RS 70<<locked>>80%40,364 psi65%2667 fps99.3%
ReloadSwiss RS 70<<locked>>80%40,553 psi65%2671 fps99.4%
ReloadSwiss RS 76<<locked>>90%34,534 psi55%2589 fps95.7%
ReloadSwiss RS 76<<locked>>90%34,679 psi56%2595 fps95.8%
Rottweil R 903<<locked>>80%49,023 psi79%2707 fps100%
Rottweil R 903<<locked>>80%49,240 psi79%2710 fps100%
Rottweil R 904<<locked>>84%41,916 psi67%2602 fps95.3%
Rottweil R 904<<locked>>84%42,090 psi67%2608 fps95.4%
Rottweil R 905<<locked>>82%36,796 psi59%2539 fps95.1%
Rottweil R 905<<locked>>82%36,985 psi59%2543 fps95.2%
Rottweil R 907<<locked>>80%45,382 psi73%2644 fps98.3%
Rottweil R 907<<locked>>80%45,353 psi73%2644 fps98.3%
Shooters World Long Rifle<<locked>>80%44,222 psi71%2618 fps99.3%
Shooters World Long Rifle<<locked>>80%44,425 psi71%2625 fps99.4%
Shooters World SW4350<<locked>>80%42,496 psi68%2605 fps98.3%
Shooters World SW4350<<locked>>80%42,699 psi68%2612 fps98.4%
SNPE Vectan SP 11<<locked>>80%50,372 psi81%2762 fps100%
SNPE Vectan SP 11<<locked>>80%50,604 psi81%2766 fps100%
SNPE Vectan Tubal 5000<<locked>>80%49,632 psi80%2598 fps100%
SNPE Vectan Tubal 5000<<locked>>80%49,879 psi80%2602 fps100%
SNPE Vectan Tubal 7000<<locked>>80%43,279 psi69%2569 fps98.4%
SNPE Vectan Tubal 7000<<locked>>80%43,468 psi70%2572 fps98.5%
SNPE Vectan Tubal 8000<<locked>>84%38,972 psi62%2589 fps95.8%
SNPE Vectan Tubal 8000<<locked>>82%36,651 psi59%2539 fps95%
Somchem S355<<locked>>80%49,037 psi79%2703 fps100%
Somchem S355<<locked>>80%49,255 psi79%2707 fps100%
Somchem S361<<locked>>86%45,542 psi73%2648 fps95.5%
Somchem S361<<locked>>86%45,701 psi73%2651 fps95.6%
Somchem S365<<locked>>80%38,218 psi61%2582 fps100%
Somchem S365<<locked>>80%38,421 psi62%2585 fps100%
Somchem S385<<locked>>80%34,940 psi56%2467 fps95.3%
Somchem S385<<locked>>80%34,940 psi56%2470 fps95.3%
Unknown powder<<locked>>80%44,672 psi72%2680 fps99.7%
Vihtavuori N150<<locked>>80%46,949 psi75%2631 fps100%
Vihtavuori N150<<locked>>80%42,264 psi68%2556 fps100%
Vihtavuori N160<<locked>>80%42,989 psi69%2625 fps99.7%
Vihtavuori N160<<locked>>80%44,933 psi72%2657 fps99.9%
Vihtavuori N165<<locked>>86%36,869 psi59%2507 fps95.7%
Vihtavuori N165<<locked>>86%35,911 psi58%2487 fps95.3%
Vihtavuori N550<<locked>>80%42,380 psi68%2625 fps99.6%
Vihtavuori N550<<locked>>80%45,368 psi73%2697 fps99.9%
Vihtavuori N555<<locked>>80%33,228 psi53%2474 fps98.5%
Vihtavuori N555<<locked>>80%33,431 psi54%2480 fps98.6%
Vihtavuori N56062.4 gr88%43,352 psi70%2736 fps95.2%
Vihtavuori N56062.4 gr90%44,164 psi71%2756 fps95.5%
Vihtavuori N565<<locked>>94%42,873 psi69%2713 fps95.3%
Vihtavuori N565<<locked>>94%43,033 psi69%2717 fps95.4%
Winchester 6.5 StaBALL<<locked>>80%42,003 psi67%2589 fps100%
Winchester 6.5 StaBALL<<locked>>80%42,192 psi68%2592 fps100%
Winchester 760<<locked>>80%43,932 psi70%2684 fps98.5%
Winchester 760<<locked>>80%47,964 psi77%2759 fps99.2%
Winchester StaBALL HD<<locked>>80%26,165 psi42%2388 fps98.2%
Winchester StaBALL HD<<locked>>80%26,295 psi42%2395 fps98.3%
Winchester Supreme 780<<locked>>86%39,363 psi63%2566 fps95.8%
Winchester Supreme 780<<locked>>82%37,376 psi60%2523 fps95.1%

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 158 powders for 7 mm Rem. Mag. loaded with the .284 | 160gr | Peregrine Bushmaster (VRG-3). Winchester StaBALL HD delivers the highest muzzle velocity at 3,018 fps; across all powders the maximum-charge window runs from 1,772 fps to 3,018 fps. ADI AR 2217 gives the best case fill at 100 %, and 158 of the 158 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (430 MPa), the top charges use 59–90 %, leaving at least 10 % headroom. The 160.0 gr projectile in 0.284" calls for a 1:11.0 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. Vihtavuori N560, Norma MRP, Accurate MAGPRO rank at the top here: for 7 mm Rem. Mag. with the .284 | 160gr | Peregrine Bushmaster (VRG-3) 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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