Load data for 6 mm GT + .243 | 97gr | Peregrine Glider GRM

6 mm GT cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:97 gr
Bullet Diameter:0.243"
Bullet Length:<<locked>>
Case Length (l3):1.725"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:43.5 Grains of Water
Primer Size:Small Rifle (SR)
Barrel Length:24"
Max. allowed Pressure:62,001 psi
Recommended Twist Rate:1:7.0

Load data in caliber 6 mm GT with .243 | 97gr | Peregrine Glider GRM bullet and 195 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Alliant Power Pro 2000-MR, ReloadSwiss RS 52 and ReloadSwiss RS 60.

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 2015<<locked>>88%52,504 psi85%2766 fps100%
Accurate 2015<<locked>>88%54,418 psi88%2805 fps100%
Accurate 2460<<locked>>86%54,404 psi88%2835 fps100%
Accurate 2460<<locked>>84%53,098 psi86%2831 fps100%
Accurate 2495<<locked>>94%52,997 psi85%2822 fps100%
Accurate 2495<<locked>>94%55,332 psi89%2864 fps100%
Accurate 2520<<locked>>88%52,663 psi85%2848 fps100%
Accurate 2520<<locked>>88%54,766 psi88%2890 fps100%
Accurate 4064<<locked>>98%56,086 psi90%2907 fps100%
Accurate 4064<<locked>>96%55,158 psi89%2907 fps100%
Accurate 4350ᴾ<<locked>>100%44,918 psi72%2802 fps97.1%
Accurate 4350ᴾ<<locked>>100%47,790 psi77%2867 fps98%
Accurate LT-30<<locked>>82%52,562 psi85%2713 fps100%
Accurate LT-30<<locked>>82%54,404 psi88%2756 fps100%
Accurate LT-32<<locked>>82%52,982 psi85%2736 fps100%
Accurate LT-32<<locked>>82%54,810 psi88%2779 fps100%
ADI AR 2206H<<locked>>92%55,172 psi89%2904 fps99.5%
ADI AR 2206H<<locked>>90%53,751 psi87%2897 fps99.5%
ADI AR 2208<<locked>>96%52,823 psi85%2844 fps98.9%
ADI AR 2208<<locked>>96%54,621 psi88%2890 fps99.2%
ADI AR 2219<<locked>>82%53,142 psi86%2831 fps100%
ADI AR 2219<<locked>>82%55,027 psi89%2874 fps100%
ADI Benchmark 8208<<locked>>90%54,476 psi88%2858 fps99.9%
ADI Benchmark 8208<<locked>>88%53,098 psi86%2854 fps99.9%
Alliant AR-Comp<<locked>>90%54,157 psi87%2841 fps100%
Alliant AR-Comp<<locked>>88%53,098 psi86%2838 fps100%
Alliant Power Pro 1200-R<<locked>>86%55,796 psi90%2963 fps99.8%
Alliant Power Pro 1200-R<<locked>>84%54,737 psi88%2963 fps99.8%
Alliant Power Pro 2000-MR<<locked>>94%54,882 psi89%3015 fps99.2%
Alliant Power Pro 2000-MR<<locked>>92%53,519 psi86%3012 fps99.2%
Alliant Reloder- TS 15.5<<locked>>98%55,303 psi89%2917 fps99.9%
Alliant Reloder- TS 15.5<<locked>>96%54,172 psi87%2917 fps99.9%
Alliant Reloder-10x<<locked>>86%56,057 psi90%2822 fps100%
Alliant Reloder-10x<<locked>>84%54,520 psi88%2815 fps100%
Alliant Reloder-15<<locked>>94%52,866 psi85%2887 fps99%
Alliant Reloder-15<<locked>>94%54,810 psi88%2933 fps99.4%
Alliant Reloder-16ᴾ<<locked>>100%45,136 psi73%2812 fps97.2%
Alliant Reloder-16ᴾ<<locked>>100%47,065 psi76%2871 fps98%
Alliant Reloder-17ᴾ<<locked>>100%52,431 psi85%2976 fps99.7%
Alliant Reloder-17ᴾ<<locked>>100%54,882 psi89%3031 fps99.9%
Baschieri & Pellagri 106<<locked>>84%55,521 psi90%2762 fps100%
Baschieri & Pellagri 106<<locked>>82%53,592 psi86%2749 fps100%
Baschieri & Pellagri 107<<locked>>92%55,100 psi89%2917 fps98.9%
Baschieri & Pellagri 107<<locked>>90%53,388 psi86%2907 fps98.9%
Bofors RP3<<locked>>98%55,593 psi90%2930 fps99.9%
Bofors RP3<<locked>>96%54,360 psi88%2927 fps99.9%
Bofors RP7ᴾ<<locked>>100%55,230 psi89%2887 fps96%
Hodgdon Benchmark<<locked>>88%53,563 psi86%2802 fps100%
Hodgdon Benchmark<<locked>>88%55,085 psi89%2841 fps100%
Hodgdon BL-C2<<locked>>90%53,113 psi86%2887 fps100%
Hodgdon BL-C2<<locked>>90%55,521 psi90%2936 fps100%
Hodgdon CFE223<<locked>>88%54,969 psi89%2979 fps99.3%
Hodgdon CFE223<<locked>>86%53,490 psi86%2972 fps99.3%
Hodgdon H322<<locked>>86%55,274 psi89%2864 fps100%
Hodgdon H322<<locked>>84%53,534 psi86%2851 fps100%
Hodgdon H335<<locked>>84%52,634 psi85%2835 fps100%
Hodgdon H335<<locked>>84%54,723 psi88%2881 fps100%
Hodgdon H380<<locked>>96%53,809 psi87%2890 fps98.2%
Hodgdon H380<<locked>>94%52,620 psi85%2887 fps98.3%
Hodgdon H414ᴾ<<locked>>100%51,358 psi83%2920 fps96%
Hodgdon H4895<<locked>>92%55,666 psi90%2913 fps99.8%
Hodgdon H4895<<locked>>90%54,215 psi87%2910 fps99.8%
Hodgdon Hybrid 100Vᴾ<<locked>>100%41,278 psi67%2697 fps97.8%
Hodgdon Hybrid 100Vᴾ<<locked>>100%43,221 psi70%2753 fps98.5%
Hodgdon LEVERevolution<<locked>>94%54,317 psi88%2943 fps99.9%
Hodgdon LEVERevolution<<locked>>92%53,229 psi86%2940 fps99.9%
Hodgdon TrailBossᴾ<<locked>>100%34,272 psi55%1729 fps100%
Hodgdon TrailBossᴾ<<locked>>100%34,693 psi56%1752 fps100%
Hodgdon VARGET<<locked>>92%53,809 psi87%2867 fps99.6%
Hodgdon VARGET<<locked>>92%55,767 psi90%2913 fps99.8%
IMR 3031<<locked>>92%54,679 psi88%2897 fps100%
IMR 3031<<locked>>90%53,505 psi86%2894 fps100%
IMR 4064<<locked>>96%55,666 psi90%2881 fps99.3%
IMR 4064<<locked>>94%54,549 psi88%2881 fps99.4%
IMR 4166 Enduron<<locked>>92%53,069 psi86%2805 fps95.8%
IMR 4166 Enduron<<locked>>92%54,752 psi88%2851 fps96.5%
IMR 4198<<locked>>84%53,330 psi86%2740 fps100%
IMR 4198<<locked>>84%55,013 psi89%2776 fps100%
IMR 4451 Enduronᴾ<<locked>>100%55,332 psi89%2871 fps96.1%
IMR 4451 Enduron<<locked>>98%53,925 psi87%2871 fps96.2%
IMR 4831ᴾ<<locked>>100%43,178 psi70%2749 fps96.8%
IMR 4831ᴾ<<locked>>100%45,295 psi73%2802 fps97.5%
IMR 4895<<locked>>94%54,201 psi87%2920 fps99.5%
IMR 4895<<locked>>92%52,736 psi85%2913 fps99.5%
IMR 8208 XBR<<locked>>90%54,476 psi88%2858 fps99.9%
IMR 8208 XBR<<locked>>88%53,098 psi86%2854 fps99.9%
Lovex D073.5<<locked>>86%54,534 psi88%2848 fps100%
Lovex D073.5<<locked>>84%53,142 psi86%2841 fps100%
Lovex D073.6<<locked>>92%54,331 psi88%2881 fps100%
Lovex D073.6<<locked>>90%52,895 psi85%2874 fps100%
Lovex S060<<locked>>92%55,288 psi89%2831 fps99.5%
Lovex S060<<locked>>90%53,795 psi87%2828 fps99.5%
Lovex S062<<locked>>96%55,013 psi89%2877 fps99.9%
Lovex S062<<locked>>94%53,519 psi86%2871 fps99.9%
Lovex S065ᴾ<<locked>>100%50,662 psi82%2808 fps96.8%
Lovex S065ᴾ<<locked>>100%52,721 psi85%2861 fps97.5%
Lovex S070ᴾ<<locked>>100%50,140 psi81%2838 fps95.8%
Norma 200<<locked>>82%55,767 psi90%2792 fps100%
Norma 201<<locked>>92%53,606 psi86%2848 fps99.9%
Norma 201<<locked>>92%55,709 psi90%2894 fps100%
Norma 202<<locked>>92%54,273 psi88%2858 fps100%
Norma 202<<locked>>90%52,968 psi85%2851 fps100%
Norma 203B<<locked>>96%55,492 psi90%2927 fps99.6%
Norma 203B<<locked>>94%53,896 psi87%2920 fps99.6%
Norma URPᴾ<<locked>>100%45,513 psi73%2805 fps97.1%
Norma URPᴾ<<locked>>100%47,645 psi77%2861 fps97.8%
Ramshot Big Game<<locked>>96%55,999 psi90%2953 fps99.5%
Ramshot Big Game<<locked>>94%54,621 psi88%2949 fps99.6%
Ramshot TAC<<locked>>90%55,085 psi89%2871 fps97.8%
Ramshot TAC<<locked>>88%53,359 psi86%2861 fps97.8%
Ramshot Wild Boar<<locked>>90%54,114 psi87%2890 fps99.4%
Ramshot Wild Boar<<locked>>88%52,591 psi85%2884 fps99.4%
Ramshot X-Terminator<<locked>>86%52,301 psi84%2808 fps99.1%
Ramshot X-Terminator<<locked>>86%54,563 psi88%2861 fps99.5%
ReloadSwiss RS 14ᴾ<<locked>>100%34,838 psi56%1775 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%34,853 psi56%1791 fps100%
ReloadSwiss RS 40<<locked>>86%54,201 psi87%2844 fps100%
ReloadSwiss RS 40<<locked>>84%52,866 psi85%2841 fps100%
ReloadSwiss RS 50<<locked>>96%54,563 psi88%2871 fps96.8%
ReloadSwiss RS 50<<locked>>94%53,243 psi86%2867 fps96.9%
ReloadSwiss RS 52<<locked>>92%52,417 psi85%2946 fps99%
ReloadSwiss RS 52<<locked>>92%55,216 psi89%3005 fps99.4%
ReloadSwiss RS 60ᴾ<<locked>>100%56,086 psi90%3041 fps100%
ReloadSwiss RS 60<<locked>>98%54,984 psi89%3041 fps100%
ReloadSwiss RS 62ᴾ<<locked>>100%45,208 psi73%2828 fps96.8%
ReloadSwiss RS 62ᴾ<<locked>>100%47,601 psi77%2887 fps97.6%
ReloadSwiss RS 70ᴾ<<locked>>100%46,586 psi75%2848 fps96.2%
ReloadSwiss RS 70ᴾ<<locked>>100%48,530 psi78%2907 fps97.1%
Rottweil R 901<<locked>>90%54,679 psi88%2835 fps100%
Rottweil R 901<<locked>>88%53,098 psi86%2828 fps100%
Rottweil R 902<<locked>>94%53,882 psi87%2841 fps99.9%
Rottweil R 902<<locked>>94%55,970 psi90%2887 fps100%
Rottweil R 903ᴾ<<locked>>100%55,506 psi90%2920 fps99.8%
Rottweil R 903<<locked>>98%54,244 psi87%2917 fps99.8%
Rottweil R 907ᴾ<<locked>>100%55,230 psi89%2887 fps96%
Shooters World Long Rifleᴾ<<locked>>100%50,662 psi82%2808 fps96.8%
Shooters World Long Rifleᴾ<<locked>>100%52,721 psi85%2861 fps97.5%
Shooters World Match Rifle<<locked>>92%54,331 psi88%2881 fps100%
Shooters World Match Rifle<<locked>>90%52,895 psi85%2874 fps100%
Shooters World Precision<<locked>>96%55,013 psi89%2877 fps99.9%
Shooters World Precision<<locked>>94%53,519 psi86%2871 fps99.9%
Shooters World SW4350ᴾ<<locked>>100%50,140 psi81%2838 fps95.8%
Shooters World Tactical Rifle<<locked>>84%54,012 psi87%2815 fps99.8%
Shooters World Tactical Rifle<<locked>>84%56,072 psi90%2861 fps99.9%
SNPE Vectan BA6 1/2<<locked>>82%56,086 psi90%2507 fps100%
SNPE Vectan SP 10<<locked>>82%53,447 psi86%2841 fps100%
SNPE Vectan SP 10<<locked>>82%55,637 psi90%2887 fps100%
SNPE Vectan SP 11<<locked>>98%53,679 psi87%2927 fps99.4%
SNPE Vectan SP 11<<locked>>96%52,953 psi85%2930 fps99.5%
SNPE Vectan SP 3<<locked>>84%53,693 psi87%2799 fps100%
SNPE Vectan SP 3<<locked>>84%55,840 psi90%2841 fps100%
SNPE Vectan SP 7<<locked>>90%53,229 psi86%2848 fps97.9%
SNPE Vectan SP 7<<locked>>90%55,027 psi89%2890 fps98.5%
SNPE Vectan SP 9<<locked>>92%53,505 psi86%2871 fps99.4%
SNPE Vectan SP 9<<locked>>92%55,782 psi90%2923 fps99.7%
SNPE Vectan Tubal 3000<<locked>>90%52,518 psi85%2749 fps100%
SNPE Vectan Tubal 3000<<locked>>90%54,737 psi88%2795 fps100%
SNPE Vectan Tubal 5000<<locked>>98%55,579 psi90%2789 fps100%
SNPE Vectan Tubal 5000<<locked>>96%54,418 psi88%2789 fps100%
SNPE Vectan Tubal 7000ᴾ<<locked>>100%53,156 psi86%2808 fps96.1%
Somchem S321<<locked>>88%55,767 psi90%2897 fps100%
Somchem S321<<locked>>86%54,143 psi87%2887 fps100%
Somchem S335<<locked>>92%54,940 psi89%2792 fps100%
Somchem S335<<locked>>90%53,505 psi86%2789 fps100%
Somchem S341<<locked>>90%52,765 psi85%2844 fps99.2%
Somchem S341<<locked>>90%54,534 psi88%2887 fps99.5%
Somchem S355ᴾ<<locked>>100%55,985 psi90%2917 fps99.8%
Somchem S355<<locked>>98%54,752 psi88%2917 fps99.8%
Somchem S365ᴾ<<locked>>100%40,437 psi65%2753 fps98.9%
Somchem S365ᴾ<<locked>>100%42,351 psi68%2805 fps99.4%
Vihtavuori N130<<locked>>88%55,985 psi90%2769 fps100%
Vihtavuori N130<<locked>>86%54,288 psi88%2759 fps100%
Vihtavuori N133<<locked>>90%52,562 psi85%2740 fps100%
Vihtavuori N133<<locked>>90%54,810 psi88%2782 fps100%
Vihtavuori N135<<locked>>94%53,011 psi86%2815 fps100%
Vihtavuori N135<<locked>>94%55,347 psi89%2858 fps100%
Vihtavuori N140<<locked>>94%54,607 psi88%2831 fps100%
Vihtavuori N140<<locked>>92%53,606 psi86%2831 fps100%
Vihtavuori N150ᴾ<<locked>>100%54,389 psi88%2851 fps100%
Vihtavuori N150<<locked>>98%53,069 psi86%2848 fps100%
Vihtavuori N160ᴾ<<locked>>100%47,761 psi77%2802 fps97.4%
Vihtavuori N160ᴾ<<locked>>100%50,328 psi81%2861 fps98.2%
Vihtavuori N530<<locked>>90%55,434 psi89%2864 fps99.9%
Vihtavuori N530<<locked>>88%53,374 psi86%2851 fps99.9%
Vihtavuori N540<<locked>>94%52,997 psi85%2831 fps100%
Vihtavuori N540<<locked>>94%55,274 psi89%2877 fps100%
Vihtavuori N550ᴾ<<locked>>100%47,007 psi76%2808 fps97.1%
Vihtavuori N550ᴾ<<locked>>100%48,994 psi79%2861 fps97.8%
Winchester 6.5 StaBALLᴾ<<locked>>100%49,052 psi79%2792 fps99.3%
Winchester 6.5 StaBALLᴾ<<locked>>100%51,445 psi83%2851 fps99.7%
Winchester 748<<locked>>90%54,578 psi88%2910 fps100%
Winchester 748<<locked>>88%53,127 psi86%2904 fps100%
Winchester 760ᴾ<<locked>>100%51,358 psi83%2920 fps96%
Winchester StaBALL Match<<locked>>92%53,185 psi86%2881 fps99.6%
Winchester StaBALL Match<<locked>>92%55,492 psi90%2930 fps99.9%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>80%40,843 psi66%2579 fps100%
Accurate 2015<<locked>>80%42,308 psi68%2618 fps100%
Accurate 2460<<locked>>80%44,541 psi72%2684 fps99.9%
Accurate 2460<<locked>>80%46,238 psi75%2723 fps100%
Accurate 2495<<locked>>80%32,924 psi53%2477 fps100%
Accurate 2495<<locked>>80%34,360 psi55%2516 fps100%
Accurate 2520<<locked>>80%39,682 psi64%2628 fps99.4%
Accurate 2520<<locked>>80%41,350 psi67%2674 fps99.7%
Accurate 4064<<locked>>80%31,154 psi50%2457 fps98.5%
Accurate 4064<<locked>>80%32,547 psi52%2500 fps99%
Accurate 4350<<locked>>96%39,175 psi63%2690 fps95.5%
Accurate 4350<<locked>>94%38,232 psi62%2684 fps95.5%
Accurate LT-30<<locked>>80%49,719 psi80%2671 fps100%
Accurate LT-30<<locked>>80%51,068 psi82%2707 fps100%
Accurate LT-32<<locked>>80%50,096 psi81%2690 fps100%
Accurate LT-32<<locked>>80%51,474 psi83%2730 fps100%
ADI AR 2206H<<locked>>80%37,594 psi61%2582 fps96.4%
ADI AR 2206H<<locked>>80%39,175 psi63%2631 fps97.1%
ADI AR 2208<<locked>>84%36,260 psi58%2533 fps95.1%
ADI AR 2208<<locked>>82%35,389 psi57%2526 fps95.1%
ADI AR 2219<<locked>>80%49,647 psi80%2782 fps100%
ADI AR 2219<<locked>>80%51,561 psi83%2825 fps100%
ADI Benchmark 8208<<locked>>80%39,639 psi64%2598 fps98.1%
ADI Benchmark 8208<<locked>>80%41,292 psi67%2648 fps98.7%
Alliant AR-Comp<<locked>>80%38,551 psi62%2605 fps100%
Alliant AR-Comp<<locked>>80%40,234 psi65%2641 fps100%
Alliant Power Pro 1200-R<<locked>>80%45,890 psi74%2799 fps98.9%
Alliant Power Pro 1200-R<<locked>>80%47,964 psi77%2848 fps99.3%
Alliant Power Pro 2000-MR31.8 gr84%38,696 psi62%2697 fps95.4%
Alliant Power Pro 2000-MR31.1 gr82%37,826 psi61%2694 fps95.4%
Alliant Reloder- TS 15.5<<locked>>80%30,734 psi50%2438 fps95%
Alliant Reloder- TS 15.5<<locked>>80%32,271 psi52%2487 fps95.9%
Alliant Reloder-10x<<locked>>80%46,253 psi75%2677 fps100%
Alliant Reloder-10x<<locked>>80%47,892 psi77%2720 fps100%
Alliant Reloder-15<<locked>>82%35,839 psi58%2559 fps95.2%
Alliant Reloder-15<<locked>>80%34,983 psi56%2556 fps95.2%
Alliant Reloder-16<<locked>>96%39,987 psi64%2703 fps95.7%
Alliant Reloder-16<<locked>>94%39,320 psi63%2707 fps95.8%
Alliant Reloder-17<<locked>>88%34,925 psi56%2615 fps95.7%
Alliant Reloder-17<<locked>>86%34,142 psi55%2612 fps95.8%
Baschieri & Pellagri 106<<locked>>80%48,660 psi78%2664 fps100%
Baschieri & Pellagri 106<<locked>>80%50,082 psi81%2700 fps100%
Baschieri & Pellagri 107<<locked>>82%39,073 psi63%2628 fps95.6%
Baschieri & Pellagri 107<<locked>>80%37,956 psi61%2621 fps95.5%
Bofors RP3<<locked>>82%32,213 psi52%2490 fps95.8%
Bofors RP3<<locked>>80%31,546 psi51%2484 fps95.8%
Bofors RP7<<locked>>98%51,866 psi84%2831 fps95.2%
Hodgdon Benchmark<<locked>>80%41,829 psi67%2602 fps99%
Hodgdon Benchmark<<locked>>80%43,047 psi69%2641 fps99.3%
Hodgdon BL-C2<<locked>>80%37,724 psi61%2612 fps98.3%
Hodgdon BL-C2<<locked>>80%39,218 psi63%2654 fps98.8%
Hodgdon CFE223<<locked>>80%41,611 psi67%2743 fps97%
Hodgdon CFE223<<locked>>80%43,221 psi70%2792 fps97.6%
Hodgdon H322<<locked>>80%45,498 psi73%2713 fps100%
Hodgdon H322<<locked>>80%46,949 psi76%2753 fps100%
Hodgdon H335<<locked>>80%46,137 psi74%2733 fps100%
Hodgdon H335<<locked>>80%47,805 psi77%2776 fps100%
Hodgdon H380<<locked>>88%41,089 psi66%2664 fps95.4%
Hodgdon H380<<locked>>86%40,190 psi65%2661 fps95.4%
Hodgdon H414<<locked>>98%48,153 psi78%2864 fps95.2%
Hodgdon H4895<<locked>>80%37,840 psi61%2592 fps97.1%
Hodgdon H4895<<locked>>80%39,479 psi64%2641 fps97.8%
Hodgdon Hybrid 100V<<locked>>94%34,040 psi55%2536 fps95.5%
Hodgdon Hybrid 100V<<locked>>92%33,605 psi54%2543 fps95.7%
Hodgdon LEVERevolution<<locked>>80%33,736 psi54%2546 fps96.2%
Hodgdon LEVERevolution<<locked>>80%35,172 psi57%2595 fps97%
Hodgdon TrailBoss<<locked>>80%25,367 psi41%1542 fps100%
Hodgdon TrailBoss<<locked>>80%25,686 psi41%1565 fps100%
Hodgdon VARGET<<locked>>80%36,492 psi59%2546 fps96.6%
Hodgdon VARGET<<locked>>80%38,014 psi61%2595 fps97.3%
IMR 3031<<locked>>80%36,840 psi59%2602 fps100%
IMR 3031<<locked>>80%38,421 psi62%2644 fps100%
IMR 4064<<locked>>82%35,897 psi58%2520 fps95.3%
IMR 4064<<locked>>80%34,737 psi56%2507 fps95.2%
IMR 4166 Enduron<<locked>>90%49,763 psi80%2749 fps95%
IMR 4166 Enduron<<locked>>88%48,385 psi78%2746 fps95%
IMR 4198<<locked>>80%47,442 psi77%2654 fps100%
IMR 4198<<locked>>80%48,718 psi79%2687 fps100%
IMR 4451 Enduron<<locked>>98%52,373 psi84%2825 fps95.5%
IMR 4451 Enduron<<locked>>96%50,691 psi82%2815 fps95.5%
IMR 4831<<locked>>96%38,014 psi61%2644 fps95.2%
IMR 4831<<locked>>94%37,086 psi60%2638 fps95.2%
IMR 4895<<locked>>80%34,229 psi55%2536 fps95.3%
IMR 4895<<locked>>80%35,810 psi58%2585 fps96.2%
IMR 8208 XBR<<locked>>80%39,639 psi64%2598 fps98.1%
IMR 8208 XBR<<locked>>80%41,292 psi67%2648 fps98.7%
Lovex D073.5<<locked>>80%44,237 psi71%2684 fps99.5%
Lovex D073.5<<locked>>80%45,861 psi74%2726 fps99.8%
Lovex D073.6<<locked>>80%35,607 psi57%2556 fps98.7%
Lovex D073.6<<locked>>80%37,275 psi60%2602 fps99.2%
Lovex S060<<locked>>80%38,232 psi62%2526 fps96.6%
Lovex S060<<locked>>80%39,769 psi64%2575 fps97.3%
Lovex S062<<locked>>80%32,895 psi53%2461 fps96.4%
Lovex S062<<locked>>80%34,447 psi56%2513 fps97.2%
Lovex S065<<locked>>96%44,860 psi72%2707 fps95.4%
Lovex S065<<locked>>94%43,685 psi70%2700 fps95.4%
Lovex S070<<locked>>98%47,036 psi76%2782 fps95.1%
Norma 200<<locked>>80%52,214 psi84%2746 fps100%
Norma 201<<locked>>80%36,666 psi59%2536 fps97.5%
Norma 201<<locked>>80%37,942 psi61%2579 fps98.1%
Norma 202<<locked>>80%36,651 psi59%2549 fps99.3%
Norma 202<<locked>>80%38,334 psi62%2598 fps99.6%
Norma 203B<<locked>>82%35,186 psi57%2549 fps95.6%
Norma 203B<<locked>>80%34,389 psi55%2543 fps95.6%
Norma URP<<locked>>96%39,769 psi64%2694 fps95.5%
Norma URP<<locked>>94%39,131 psi63%2694 fps95.6%
Ramshot Big Game<<locked>>82%34,650 psi56%2556 fps95.1%
Ramshot Big Game<<locked>>80%33,707 psi54%2543 fps95%
Ramshot TAC<<locked>>84%45,179 psi73%2703 fps95.7%
Ramshot TAC<<locked>>82%43,714 psi71%2690 fps95.6%
Ramshot Wild Boar<<locked>>80%38,725 psi62%2615 fps96.7%
Ramshot Wild Boar<<locked>>80%40,147 psi65%2657 fps97.3%
Ramshot X-Terminator<<locked>>80%42,859 psi69%2644 fps97.6%
Ramshot X-Terminator<<locked>>80%44,643 psi72%2694 fps98.2%
ReloadSwiss RS 14<<locked>>80%25,599 psi41%1581 fps100%
ReloadSwiss RS 14<<locked>>80%25,933 psi42%1604 fps100%
ReloadSwiss RS 40<<locked>>80%44,454 psi72%2687 fps99.7%
ReloadSwiss RS 40<<locked>>80%46,151 psi74%2733 fps99.9%
ReloadSwiss RS 50<<locked>>92%47,921 psi77%2759 fps95.3%
ReloadSwiss RS 50<<locked>>90%46,572 psi75%2753 fps95.4%
ReloadSwiss RS 5230.1 gr82%36,985 psi60%2654 fps95.5%
ReloadSwiss RS 5229.4 gr80%36,100 psi58%2644 fps95.5%
ReloadSwiss RS 6029.8 gr80%28,471 psi46%2441 fps95.3%
ReloadSwiss RS 6029.8 gr80%29,602 psi48%2493 fps96.3%
ReloadSwiss RS 62<<locked>>96%39,102 psi63%2703 fps95%
ReloadSwiss RS 62<<locked>>94%38,363 psi62%2703 fps95.1%
ReloadSwiss RS 70<<locked>>98%43,192 psi70%2779 fps95.1%
ReloadSwiss RS 70<<locked>>96%42,351 psi68%2782 fps95.3%
Rottweil R 901<<locked>>80%40,147 psi65%2589 fps99.6%
Rottweil R 901<<locked>>80%41,568 psi67%2631 fps99.8%
Rottweil R 902<<locked>>80%34,809 psi56%2487 fps96.9%
Rottweil R 902<<locked>>80%36,056 psi58%2530 fps97.6%
Rottweil R 903<<locked>>84%32,155 psi52%2480 fps95.4%
Rottweil R 903<<locked>>82%31,430 psi51%2474 fps95.4%
Rottweil R 907<<locked>>98%51,866 psi84%2831 fps95.2%
Shooters World Long Rifle<<locked>>96%44,860 psi72%2707 fps95.4%
Shooters World Long Rifle<<locked>>94%43,685 psi70%2700 fps95.4%
Shooters World Match Rifle<<locked>>80%35,607 psi57%2556 fps98.7%
Shooters World Match Rifle<<locked>>80%37,275 psi60%2602 fps99.2%
Shooters World Precision<<locked>>80%32,895 psi53%2461 fps96.4%
Shooters World Precision<<locked>>80%34,447 psi56%2513 fps97.2%
Shooters World SW4350<<locked>>98%47,036 psi76%2782 fps95.1%
Shooters World Tactical Rifle<<locked>>80%47,297 psi76%2707 fps99.2%
Shooters World Tactical Rifle<<locked>>80%48,878 psi79%2749 fps99.5%
SNPE Vectan BA6 1/2<<locked>>80%53,519 psi86%2477 fps100%
SNPE Vectan SP 10<<locked>>80%50,067 psi81%2792 fps100%
SNPE Vectan SP 10<<locked>>80%51,793 psi84%2831 fps100%
SNPE Vectan SP 11<<locked>>86%36,172 psi58%2598 fps95.8%
SNPE Vectan SP 11<<locked>>84%35,476 psi57%2595 fps95.8%
SNPE Vectan SP 3<<locked>>80%47,268 psi76%2703 fps100%
SNPE Vectan SP 3<<locked>>80%48,936 psi79%2740 fps100%
SNPE Vectan SP 7<<locked>>84%43,163 psi70%2674 fps95.8%
SNPE Vectan SP 7<<locked>>82%41,771 psi67%2661 fps95.7%
SNPE Vectan SP 9<<locked>>80%36,230 psi58%2549 fps95.9%
SNPE Vectan SP 9<<locked>>80%37,652 psi61%2595 fps96.6%
SNPE Vectan Tubal 3000<<locked>>80%38,479 psi62%2513 fps99.5%
SNPE Vectan Tubal 3000<<locked>>80%39,798 psi64%2552 fps99.7%
SNPE Vectan Tubal 5000<<locked>>80%31,488 psi51%2372 fps99%
SNPE Vectan Tubal 5000<<locked>>80%32,692 psi53%2411 fps99.4%
SNPE Vectan Tubal 7000<<locked>>98%49,734 psi80%2756 fps95.4%
Somchem S321<<locked>>80%42,569 psi69%2677 fps98.9%
Somchem S321<<locked>>80%44,092 psi71%2720 fps99.3%
Somchem S335<<locked>>80%37,927 psi61%2513 fps99.8%
Somchem S335<<locked>>80%39,175 psi63%2552 fps99.9%
Somchem S341<<locked>>80%37,231 psi60%2562 fps96.2%
Somchem S341<<locked>>80%38,638 psi62%2605 fps96.9%
Somchem S355<<locked>>84%33,402 psi54%2497 fps95.6%
Somchem S355<<locked>>82%32,648 psi53%2490 fps95.6%
Somchem S365<<locked>>92%30,951 psi50%2520 fps95.9%
Somchem S365<<locked>>90%30,327 psi49%2516 fps95.9%
Vihtavuori N130<<locked>>80%43,758 psi71%2589 fps100%
Vihtavuori N130<<locked>>80%45,223 psi73%2628 fps100%
Vihtavuori N133<<locked>>80%38,638 psi62%2516 fps100%
Vihtavuori N133<<locked>>80%40,016 psi65%2552 fps100%
Vihtavuori N135<<locked>>80%33,750 psi54%2487 fps100%
Vihtavuori N135<<locked>>80%35,215 psi57%2526 fps100%
Vihtavuori N140<<locked>>80%34,824 psi56%2490 fps99.2%
Vihtavuori N140<<locked>>80%36,056 psi58%2530 fps99.5%
Vihtavuori N150<<locked>>82%29,878 psi48%2388 fps95.8%
Vihtavuori N150<<locked>>80%28,950 psi47%2375 fps95.7%
Vihtavuori N160<<locked>>94%39,349 psi63%2644 fps95.2%
Vihtavuori N160<<locked>>92%38,377 psi62%2638 fps95.2%
Vihtavuori N530<<locked>>80%39,508 psi64%2592 fps98.2%
Vihtavuori N530<<locked>>80%41,147 psi66%2641 fps98.7%
Vihtavuori N540<<locked>>80%33,431 psi54%2474 fps98.6%
Vihtavuori N540<<locked>>80%34,853 psi56%2520 fps99%
Vihtavuori N550<<locked>>96%41,060 psi66%2700 fps95.6%
Vihtavuori N550<<locked>>94%40,364 psi65%2700 fps95.7%
Winchester 6.5 StaBALL<<locked>>88%32,808 psi53%2461 fps95%
Winchester 6.5 StaBALL<<locked>>86%31,952 psi52%2457 fps95%
Winchester 748<<locked>>80%38,551 psi62%2635 fps98.7%
Winchester 748<<locked>>80%40,176 psi65%2680 fps99.2%
Winchester 760<<locked>>98%48,153 psi78%2864 fps95.2%
Winchester StaBALL Match<<locked>>80%35,317 psi57%2546 fps96.3%
Winchester StaBALL Match<<locked>>80%36,753 psi59%2592 fps97.1%

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 195 powders for 6 mm GT loaded with the .243 | 97gr | Peregrine Glider GRM. ReloadSwiss RS 60 delivers the highest muzzle velocity at 3,041 fps; across all powders the maximum-charge window runs from 1,729 fps to 3,041 fps. Accurate 4350 gives the best case fill at 100 %, and 195 of the 195 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (427 MPa), the top charges use 55–90 %, leaving at least 10 % headroom. The 97.0 gr projectile in 0.243" calls for a 1:7.0 twist; slower twists will usually not stabilise this weight. Accurate 4350, Accurate 4350, Alliant Reloder-16 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. Alliant Power Pro 2000-MR, ReloadSwiss RS 52, ReloadSwiss RS 60 rank at the top here: for 6 mm GT with the .243 | 97gr | Peregrine Glider GRM 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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