Load data for .338 Blaser Mag. + .338 | 225gr | Peregrine VLR-4

.338 Blaser Mag. cartridge drawing
Peregrine logo

Load Specifications

Bullet Manufacturer:Peregrine
Bullet Weight:225 gr
Bullet Diameter:0.338"
Bullet Length:<<locked>>
Case Length (l3):2.5078"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:92.6 Grains of Water
Primer Size:Large Rifle Magnum (LRM)
Barrel Length:25.6"
Max. allowed Pressure:60,916 psi
Recommended Twist Rate:1:11.5

Load data in caliber .338 Blaser Mag. with .338 | 225gr | Peregrine VLR-4 bullet and 206 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are Alliant Reloder-17, ReloadSwiss RS 60 and ReloadSwiss RS 70.

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: 25.6"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>82%51,793 psi85%2556 fps100%
Accurate 2015<<locked>>82%52,359 psi86%2566 fps100%
Accurate 2495<<locked>>88%53,519 psi88%2625 fps100%
Accurate 2495<<locked>>88%53,809 psi88%2628 fps100%
Accurate 2520<<locked>>84%53,882 psi88%2677 fps100%
Accurate 2520<<locked>>84%53,882 psi88%2677 fps100%
Accurate 2520<<locked>>82%52,388 psi86%2651 fps100%
Accurate 2700<<locked>>92%54,157 psi89%2641 fps97.8%
Accurate 2700<<locked>>88%53,606 psi88%2644 fps97.8%
Accurate 3100ᴾ<<locked>>100%40,698 psi67%2539 fps97%
Accurate 3100ᴾ<<locked>>100%41,104 psi67%2549 fps97.2%
Accurate 4064<<locked>>90%53,505 psi88%2671 fps100%
Accurate 4064<<locked>>90%54,027 psi89%2677 fps100%
Accurate 4350<<locked>>98%53,592 psi88%2762 fps99.9%
Accurate 4350<<locked>>98%54,041 psi89%2772 fps99.9%
ADI AR 2206H<<locked>>86%54,404 psi89%2707 fps100%
ADI AR 2206H<<locked>>86%54,882 psi90%2717 fps100%
ADI AR 2208<<locked>>90%52,286 psi86%2664 fps99.9%
ADI AR 2208<<locked>>90%52,489 psi86%2671 fps100%
ADI AR 2209ᴾ<<locked>>100%48,921 psi80%2687 fps96%
ADI AR 2209ᴾ<<locked>>100%49,298 psi81%2697 fps96.1%
ADI Benchmark 8208<<locked>>84%53,447 psi88%2657 fps100%
ADI Benchmark 8208<<locked>>84%53,940 psi89%2667 fps100%
Alliant AR-Comp<<locked>>84%54,331 psi89%2628 fps100%
Alliant AR-Comp<<locked>>84%54,650 psi90%2635 fps100%
Alliant Power Pro 2000-MR<<locked>>88%54,085 psi89%2825 fps100%
Alliant Power Pro 2000-MR<<locked>>88%54,520 psi90%2835 fps100%
Alliant Power Pro Varmintᴾ<<locked>>100%48,965 psi80%2697 fps96.2%
Alliant Reloder- TS 15.5<<locked>>90%52,098 psi86%2684 fps100%
Alliant Reloder- TS 15.5<<locked>>90%52,576 psi86%2690 fps100%
Alliant Reloder-15<<locked>>88%52,562 psi86%2703 fps100%
Alliant Reloder-15<<locked>>88%53,011 psi87%2710 fps100%
Alliant Reloder-16<<locked>>98%51,677 psi85%2769 fps99.9%
Alliant Reloder-16<<locked>>98%52,098 psi86%2776 fps100%
Alliant Reloder-17<<locked>>94%52,620 psi86%2802 fps100%
Alliant Reloder-17<<locked>>94%53,055 psi87%2808 fps100%
Alliant Reloder-19ᴾ<<locked>>100%47,892 psi79%2680 fps96%
Alliant Reloder-19ᴾ<<locked>>100%48,211 psi79%2690 fps96.1%
Alliant Reloder-23ᴾ<<locked>>100%39,146 psi64%2572 fps99.5%
Alliant Reloder-23ᴾ<<locked>>100%39,479 psi65%2582 fps99.6%
Alliant Reloder-26ᴾ<<locked>>100%43,671 psi72%2730 fps99%
Alliant Reloder-26ᴾ<<locked>>100%44,193 psi73%2743 fps99.2%
Baschieri & Pellagri 107<<locked>>86%54,302 psi89%2726 fps99.9%
Baschieri & Pellagri 107<<locked>>86%54,723 psi90%2736 fps100%
Bofors RP3<<locked>>90%52,388 psi86%2694 fps100%
Bofors RP3<<locked>>90%52,837 psi87%2703 fps100%
Bofors RP7<<locked>>94%52,721 psi87%2671 fps97.9%
Bofors RP7<<locked>>94%53,113 psi87%2680 fps98%
Hodgdon Benchmark<<locked>>82%52,011 psi85%2595 fps100%
Hodgdon Benchmark<<locked>>82%52,286 psi86%2602 fps100%
Hodgdon BL-C2<<locked>>84%52,533 psi86%2687 fps100%
Hodgdon BL-C2<<locked>>84%53,040 psi87%2694 fps100%
Hodgdon CFE223<<locked>>82%54,810 psi90%2785 fps100%
Hodgdon H322<<locked>>82%53,359 psi88%2635 fps100%
Hodgdon H380<<locked>>90%53,447 psi88%2710 fps99.7%
Hodgdon H380<<locked>>90%53,911 psi89%2720 fps99.8%
Hodgdon H414<<locked>>94%54,708 psi90%2785 fps98.8%
Hodgdon H414<<locked>>96%53,606 psi88%2772 fps98.7%
Hodgdon H4350<<locked>>96%51,895 psi85%2697 fps97.2%
Hodgdon H4350<<locked>>94%54,244 psi89%2736 fps97.6%
Hodgdon H4895<<locked>>86%54,940 psi90%2717 fps100%
Hodgdon H4895<<locked>>84%52,040 psi85%2677 fps100%
Hodgdon Hybrid 100Vᴾ<<locked>>100%51,227 psi84%2694 fps100%
Hodgdon Hybrid 100Vᴾ<<locked>>100%51,663 psi85%2703 fps100%
Hodgdon LEVERevolution<<locked>>90%54,607 psi90%2753 fps100%
Hodgdon LEVERevolution<<locked>>88%54,853 psi90%2759 fps100%
Hodgdon Superformance<<locked>>96%53,606 psi88%2799 fps98.3%
Hodgdon Superformance<<locked>>96%53,940 psi89%2808 fps98.4%
Hodgdon TrailBossᴾ<<locked>>100%35,418 psi58%1631 fps100%
Hodgdon TrailBossᴾ<<locked>>100%35,505 psi58%1634 fps100%
Hodgdon VARGET<<locked>>88%51,837 psi85%2657 fps100%
Hodgdon VARGET<<locked>>86%53,287 psi87%2680 fps100%
IMR 3031<<locked>>88%53,490 psi88%2674 fps100%
IMR 3031<<locked>>84%52,040 psi85%2657 fps100%
IMR 4064<<locked>>92%54,070 psi89%2680 fps100%
IMR 4064<<locked>>88%52,127 psi86%2654 fps100%
IMR 4166 Enduron<<locked>>92%53,722 psi88%2657 fps98.5%
IMR 4166 Enduron<<locked>>86%52,011 psi85%2635 fps98.3%
IMR 4350<<locked>>98%52,968 psi87%2697 fps98%
IMR 4350<<locked>>98%53,330 psi88%2707 fps98.1%
IMR 4451 Enduron<<locked>>94%54,665 psi90%2703 fps98.6%
IMR 4451 Enduron<<locked>>94%55,042 psi90%2710 fps98.6%
IMR 4831ᴾ<<locked>>100%48,037 psi79%2664 fps99.6%
IMR 4831ᴾ<<locked>>100%54,810 psi90%2766 fps100%
IMR 4895<<locked>>88%53,911 psi89%2730 fps100%
IMR 4895<<locked>>88%54,389 psi89%2740 fps100%
IMR 8208 XBR<<locked>>84%53,447 psi88%2657 fps100%
IMR 8208 XBR<<locked>>84%53,940 psi89%2667 fps100%
Lovex D073.6<<locked>>86%53,882 psi88%2677 fps100%
Lovex D073.6<<locked>>86%54,433 psi89%2687 fps100%
Lovex S060<<locked>>86%54,085 psi89%2638 fps100%
Lovex S060<<locked>>86%54,346 psi89%2644 fps100%
Lovex S062<<locked>>90%54,665 psi90%2684 fps100%
Lovex S062<<locked>>88%51,750 psi85%2648 fps100%
Lovex S065<<locked>>96%53,780 psi88%2694 fps99.4%
Lovex S065<<locked>>96%54,201 psi89%2703 fps99.4%
Lovex S070<<locked>>98%54,868 psi90%2730 fps98.8%
Lovex S070<<locked>>96%51,880 psi85%2690 fps98.5%
Norma 201<<locked>>86%52,997 psi87%2651 fps100%
Norma 201<<locked>>86%53,505 psi88%2661 fps100%
Norma 202<<locked>>86%53,621 psi88%2651 fps100%
Norma 202<<locked>>86%54,128 psi89%2661 fps100%
Norma 203B<<locked>>88%51,750 psi85%2690 fps100%
Norma 203B<<locked>>88%52,272 psi86%2700 fps100%
Norma 204<<locked>>98%53,432 psi88%2746 fps96.9%
Norma 204<<locked>>98%54,070 psi89%2756 fps97.1%
Norma MRPᴾ<<locked>>100%43,700 psi72%2687 fps96.6%
Norma MRPᴾ<<locked>>100%44,237 psi73%2700 fps96.8%
Norma URP<<locked>>98%52,953 psi87%2753 fps99.9%
Norma URP<<locked>>98%53,374 psi88%2762 fps99.9%
Ramshot Big Game<<locked>>88%52,214 psi86%2713 fps100%
Ramshot Big Game<<locked>>88%52,634 psi86%2723 fps100%
Ramshot Hunter<<locked>>98%51,561 psi85%2749 fps99%
Ramshot Hunter<<locked>>98%52,199 psi86%2762 fps99.1%
Ramshot TAC<<locked>>84%53,606 psi88%2680 fps99.4%
Ramshot TAC<<locked>>84%54,041 psi89%2690 fps99.5%
Ramshot Wild Boar<<locked>>84%53,185 psi87%2697 fps100%
Ramshot Wild Boar<<locked>>84%53,650 psi88%2703 fps100%
Ramshot X-Terminator<<locked>>82%54,244 psi89%2661 fps100%
Ramshot X-Terminator<<locked>>82%54,491 psi89%2667 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%35,955 psi59%1670 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%36,042 psi59%1677 fps100%
ReloadSwiss RS 50<<locked>>90%53,664 psi88%2694 fps98.9%
ReloadSwiss RS 50<<locked>>90%54,085 psi89%2703 fps99%
ReloadSwiss RS 52<<locked>>86%53,040 psi87%2766 fps100%
ReloadSwiss RS 52<<locked>>86%53,345 psi88%2772 fps100%
ReloadSwiss RS 60<<locked>>92%52,301 psi86%2795 fps100%
ReloadSwiss RS 60<<locked>>92%53,026 psi87%2808 fps100%
ReloadSwiss RS 62<<locked>>98%53,432 psi88%2789 fps99.8%
ReloadSwiss RS 62<<locked>>98%53,809 psi88%2795 fps99.9%
ReloadSwiss RS 70<<locked>>98%53,142 psi87%2815 fps99.8%
ReloadSwiss RS 70<<locked>>98%53,461 psi88%2825 fps99.8%
Rottweil R 901<<locked>>84%53,925 psi89%2631 fps100%
Rottweil R 901<<locked>>84%54,201 psi89%2638 fps100%
Rottweil R 902<<locked>>88%53,519 psi88%2651 fps100%
Rottweil R 902<<locked>>88%53,998 psi89%2661 fps100%
Rottweil R 903<<locked>>92%52,243 psi86%2687 fps100%
Rottweil R 903<<locked>>92%52,721 psi87%2694 fps100%
Rottweil R 905ᴾ<<locked>>100%46,514 psi76%2661 fps95.9%
Rottweil R 905ᴾ<<locked>>100%46,862 psi77%2671 fps96%
Rottweil R 907<<locked>>94%52,721 psi87%2671 fps97.9%
Rottweil R 907<<locked>>94%53,113 psi87%2680 fps98%
Shooters World Long Rifle<<locked>>96%53,780 psi88%2694 fps99.4%
Shooters World Long Rifle<<locked>>96%54,201 psi89%2703 fps99.4%
Shooters World Match Rifle<<locked>>86%53,882 psi88%2677 fps100%
Shooters World Match Rifle<<locked>>86%54,433 psi89%2687 fps100%
Shooters World Precision<<locked>>90%54,665 psi90%2684 fps100%
Shooters World Precision<<locked>>88%51,750 psi85%2648 fps100%
Shooters World SW4350<<locked>>98%54,868 psi90%2730 fps98.8%
Shooters World SW4350<<locked>>96%51,880 psi85%2690 fps98.5%
SNPE Vectan SP 11<<locked>>92%54,172 psi89%2749 fps100%
SNPE Vectan SP 11<<locked>>92%54,621 psi90%2756 fps100%
SNPE Vectan SP 7<<locked>>84%51,953 psi85%2657 fps99.5%
SNPE Vectan SP 7<<locked>>84%52,373 psi86%2667 fps99.6%
SNPE Vectan SP 9<<locked>>86%52,924 psi87%2684 fps100%
SNPE Vectan SP 9<<locked>>86%53,156 psi87%2690 fps100%
SNPE Vectan Tubal 3000<<locked>>86%54,824 psi90%2592 fps100%
SNPE Vectan Tubal 3000<<locked>>86%55,071 psi90%2598 fps100%
SNPE Vectan Tubal 5000<<locked>>92%54,911 psi90%2592 fps100%
SNPE Vectan Tubal 5000<<locked>>90%51,909 psi85%2556 fps100%
SNPE Vectan Tubal 7000<<locked>>96%53,998 psi89%2648 fps98.5%
SNPE Vectan Tubal 7000<<locked>>96%54,650 psi90%2661 fps98.6%
SNPE Vectan Tubal 8000ᴾ<<locked>>100%46,427 psi76%2664 fps95.9%
Somchem S321<<locked>>82%54,549 psi90%2690 fps100%
Somchem S321<<locked>>82%54,810 psi90%2697 fps100%
Somchem S335<<locked>>86%53,983 psi89%2589 fps100%
Somchem S335<<locked>>86%54,447 psi89%2598 fps100%
Somchem S341<<locked>>84%51,721 psi85%2651 fps100%
Somchem S341<<locked>>84%52,156 psi86%2661 fps100%
Somchem S355<<locked>>92%52,678 psi86%2687 fps100%
Somchem S355<<locked>>92%53,171 psi87%2694 fps100%
Somchem S365ᴾ<<locked>>100%50,662 psi83%2753 fps100%
Somchem S365ᴾ<<locked>>100%51,140 psi84%2759 fps100%
Somchem S385ᴾ<<locked>>100%46,905 psi77%2638 fps96.8%
Somchem S385ᴾ<<locked>>100%47,529 psi78%2651 fps97%
Unknown powder<<locked>>96%53,969 psi89%2759 fps99.7%
Vihtavuori N130<<locked>>82%54,404 psi89%2552 fps100%
Vihtavuori N130<<locked>>82%54,708 psi90%2556 fps100%
Vihtavuori N133<<locked>>84%51,706 psi85%2533 fps100%
Vihtavuori N133<<locked>>84%52,228 psi86%2543 fps100%
Vihtavuori N135<<locked>>88%53,461 psi88%2615 fps100%
Vihtavuori N135<<locked>>88%53,780 psi88%2621 fps100%
Vihtavuori N140<<locked>>88%54,114 psi89%2631 fps100%
Vihtavuori N140<<locked>>88%54,650 psi90%2641 fps100%
Vihtavuori N150<<locked>>94%54,172 psi89%2664 fps100%
Vihtavuori N150<<locked>>94%54,636 psi90%2674 fps100%
Vihtavuori N160<<locked>>96%51,866 psi85%2697 fps99.7%
Vihtavuori N160<<locked>>96%52,286 psi86%2707 fps99.8%
Vihtavuori N530<<locked>>84%53,969 psi89%2657 fps100%
Vihtavuori N530<<locked>>84%54,244 psi89%2664 fps100%
Vihtavuori N540<<locked>>88%52,489 psi86%2635 fps100%
Vihtavuori N540<<locked>>88%52,707 psi87%2641 fps100%
Vihtavuori N550<<locked>>98%54,375 psi89%2756 fps99.8%
Vihtavuori N550<<locked>>98%54,737 psi90%2762 fps99.9%
Vihtavuori N555ᴾ<<locked>>100%42,830 psi70%2641 fps99.4%
Vihtavuori N555ᴾ<<locked>>100%43,265 psi71%2651 fps99.5%
Winchester 6.5 StaBALL<<locked>>96%52,011 psi85%2677 fps100%
Winchester 6.5 StaBALL<<locked>>96%52,330 psi86%2684 fps100%
Winchester 748<<locked>>82%54,447 psi89%2713 fps100%
Winchester 748<<locked>>84%54,215 psi89%2710 fps100%
Winchester 760<<locked>>94%54,708 psi90%2785 fps98.8%
Winchester 760<<locked>>96%53,606 psi88%2772 fps98.7%
Winchester StaBALL HDᴾ<<locked>>100%34,882 psi57%2582 fps99.6%
Winchester StaBALL HDᴾ<<locked>>100%35,143 psi58%2595 fps99.7%
Winchester StaBALL Match<<locked>>86%53,171 psi87%2700 fps100%
Winchester Supreme 780ᴾ<<locked>>100%49,342 psi81%2661 fps96.1%

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

Start Load - Barrel Length: 25.6"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>80%48,733 psi80%2513 fps100%
Accurate 2015<<locked>>80%49,052 psi81%2523 fps100%
Accurate 2495<<locked>>80%40,944 psi67%2444 fps100%
Accurate 2495<<locked>>80%41,249 psi68%2451 fps100%
Accurate 2520<<locked>>80%46,978 psi77%2582 fps100%
Accurate 2520<<locked>>80%46,978 psi77%2582 fps100%
Accurate 2520<<locked>>80%48,863 psi80%2602 fps100%
Accurate 2700<<locked>>84%41,655 psi68%2441 fps95.1%
Accurate 2700<<locked>>80%41,031 psi67%2434 fps95%
Accurate 3100<<locked>>96%35,346 psi58%2434 fps95.4%
Accurate 3100<<locked>>96%35,708 psi59%2444 fps95.6%
Accurate 4064<<locked>>80%38,769 psi64%2444 fps100%
Accurate 4064<<locked>>80%39,059 psi64%2451 fps100%
Accurate 4350<<locked>>82%30,385 psi50%2333 fps95.5%
Accurate 4350<<locked>>82%30,806 psi51%2346 fps95.7%
ADI AR 2206H<<locked>>80%44,889 psi74%2559 fps99.7%
ADI AR 2206H<<locked>>80%45,368 psi74%2569 fps99.8%
ADI AR 2208<<locked>>80%38,232 psi63%2421 fps98.4%
ADI AR 2208<<locked>>80%38,464 psi63%2428 fps98.5%
ADI AR 2209<<locked>>98%45,818 psi75%2635 fps95.1%
ADI AR 2209<<locked>>98%46,195 psi76%2644 fps95.3%
ADI Benchmark 8208<<locked>>80%47,021 psi77%2562 fps100%
ADI Benchmark 8208<<locked>>80%47,529 psi78%2572 fps100%
Alliant AR-Comp<<locked>>80%47,572 psi78%2539 fps100%
Alliant AR-Comp<<locked>>80%47,921 psi79%2549 fps100%
Alliant Power Pro 2000-MR<<locked>>80%40,988 psi67%2598 fps99%
Alliant Power Pro 2000-MR<<locked>>80%41,220 psi68%2608 fps99%
Alliant Power Pro Varmint<<locked>>98%45,890 psi75%2644 fps95.4%
Alliant Reloder- TS 15.5<<locked>>80%37,768 psi62%2441 fps99.4%
Alliant Reloder- TS 15.5<<locked>>80%38,014 psi62%2448 fps99.4%
Alliant Reloder-15<<locked>>80%40,553 psi67%2500 fps98.9%
Alliant Reloder-15<<locked>>80%41,002 psi67%2510 fps99.1%
Alliant Reloder-16<<locked>>82%31,183 psi51%2349 fps95.7%
Alliant Reloder-16<<locked>>80%29,544 psi49%2310 fps95%
Alliant Reloder-1759 gr80%32,605 psi54%2418 fps98.1%
Alliant Reloder-1759 gr80%32,808 psi54%2428 fps98.2%
Alliant Reloder-19<<locked>>98%44,933 psi74%2625 fps95.2%
Alliant Reloder-19<<locked>>98%45,252 psi74%2635 fps95.3%
Alliant Reloder-23<<locked>>88%26,847 psi44%2264 fps95.3%
Alliant Reloder-23<<locked>>88%27,021 psi44%2270 fps95.5%
Alliant Reloder-26<<locked>>92%32,822 psi54%2484 fps95.7%
Alliant Reloder-26<<locked>>92%33,112 psi54%2493 fps95.9%
Baschieri & Pellagri 107<<locked>>80%44,295 psi73%2569 fps99.2%
Baschieri & Pellagri 107<<locked>>80%44,527 psi73%2575 fps99.2%
Bofors RP3<<locked>>80%37,217 psi61%2441 fps99.4%
Bofors RP3<<locked>>80%37,681 psi62%2451 fps99.5%
Bofors RP7<<locked>>86%40,915 psi67%2467 fps95.2%
Bofors RP7<<locked>>86%41,307 psi68%2480 fps95.4%
Hodgdon Benchmark<<locked>>80%48,849 psi80%2549 fps100%
Hodgdon Benchmark<<locked>>80%49,139 psi81%2556 fps100%
Hodgdon BL-C2<<locked>>80%45,963 psi75%2589 fps100%
Hodgdon BL-C2<<locked>>80%46,209 psi76%2595 fps100%
Hodgdon CFE223<<locked>>80%51,082 psi84%2730 fps99.9%
Hodgdon H322<<locked>>80%50,154 psi82%2592 fps100%
Hodgdon H380<<locked>>80%38,130 psi63%2448 fps97.4%
Hodgdon H380<<locked>>80%38,551 psi63%2457 fps97.6%
Hodgdon H414<<locked>>84%38,653 psi63%2510 fps95.3%
Hodgdon H414<<locked>>86%38,130 psi63%2500 fps95.2%
Hodgdon H4350<<locked>>90%43,018 psi71%2543 fps95%
Hodgdon H4350<<locked>>88%44,817 psi74%2579 fps95.6%
Hodgdon H4895<<locked>>80%45,295 psi74%2569 fps99.9%
Hodgdon H4895<<locked>>80%45,832 psi75%2579 fps99.9%
Hodgdon Hybrid 100V<<locked>>80%26,701 psi44%2205 fps95.6%
Hodgdon Hybrid 100V<<locked>>80%26,905 psi44%2211 fps95.8%
Hodgdon LEVERevolution<<locked>>80%38,914 psi64%2500 fps99.6%
Hodgdon LEVERevolution<<locked>>80%41,887 psi69%2556 fps99.9%
Hodgdon Superformance<<locked>>88%40,176 psi66%2559 fps95.1%
Hodgdon Superformance<<locked>>88%40,480 psi66%2572 fps95.3%
Hodgdon TrailBoss<<locked>>80%26,324 psi43%1457 fps100%
Hodgdon TrailBoss<<locked>>80%26,469 psi43%1460 fps100%
Hodgdon VARGET<<locked>>80%40,350 psi66%2464 fps99.5%
Hodgdon VARGET<<locked>>80%43,961 psi72%2533 fps99.8%
IMR 3031<<locked>>80%41,423 psi68%2497 fps100%
IMR 3031<<locked>>80%45,658 psi75%2566 fps100%
IMR 4064<<locked>>80%37,376 psi61%2395 fps98.4%
IMR 4064<<locked>>80%40,408 psi66%2457 fps99%
IMR 4166 Enduron<<locked>>82%39,668 psi65%2415 fps95.4%
IMR 4166 Enduron<<locked>>80%42,888 psi70%2480 fps96.4%
IMR 4350<<locked>>90%41,234 psi68%2500 fps95.3%
IMR 4350<<locked>>90%41,408 psi68%2507 fps95.5%
IMR 4451 Enduron<<locked>>84%40,089 psi66%2451 fps95.5%
IMR 4451 Enduron<<locked>>84%40,480 psi66%2464 fps95.7%
IMR 4831<<locked>>86%30,705 psi50%2323 fps95.7%
IMR 4831<<locked>>82%30,037 psi49%2306 fps95.4%
IMR 4895<<locked>>80%41,553 psi68%2526 fps99.4%
IMR 4895<<locked>>80%42,032 psi69%2539 fps99.5%
IMR 8208 XBR<<locked>>80%47,021 psi77%2562 fps100%
IMR 8208 XBR<<locked>>80%47,529 psi78%2572 fps100%
Lovex D073.6<<locked>>80%43,976 psi72%2536 fps100%
Lovex D073.6<<locked>>80%44,469 psi73%2546 fps100%
Lovex S060<<locked>>80%44,962 psi74%2497 fps99.7%
Lovex S060<<locked>>80%45,208 psi74%2503 fps99.8%
Lovex S062<<locked>>80%39,885 psi65%2451 fps99.8%
Lovex S062<<locked>>80%40,205 psi66%2457 fps99.8%
Lovex S065<<locked>>82%34,838 psi57%2352 fps95.5%
Lovex S065<<locked>>82%35,085 psi58%2359 fps95.6%
Lovex S070<<locked>>86%37,492 psi62%2428 fps95.1%
Lovex S070<<locked>>86%37,695 psi62%2434 fps95.2%
Norma 201<<locked>>80%43,859 psi72%2510 fps100%
Norma 201<<locked>>80%44,135 psi72%2516 fps100%
Norma 202<<locked>>80%44,280 psi73%2516 fps100%
Norma 202<<locked>>80%44,570 psi73%2523 fps100%
Norma 203B<<locked>>80%39,914 psi66%2490 fps99.2%
Norma 203B<<locked>>80%40,364 psi66%2500 fps99.3%
Norma 204<<locked>>94%46,601 psi77%2635 fps95.4%
Norma 204<<locked>>94%47,181 psi77%2648 fps95.6%
Norma MRP<<locked>>98%40,915 psi67%2631 fps95.8%
Norma MRP<<locked>>96%38,464 psi63%2582 fps95%
Norma URP<<locked>>82%31,082 psi51%2339 fps95.5%
Norma URP<<locked>>82%31,314 psi51%2349 fps95.7%
Ramshot Big Game<<locked>>80%39,653 psi65%2507 fps99.1%
Ramshot Big Game<<locked>>80%39,900 psi66%2513 fps99.1%
Ramshot Hunter<<locked>>88%37,043 psi61%2484 fps95.7%
Ramshot Hunter<<locked>>86%34,940 psi57%2438 fps95%
Ramshot TAC<<locked>>80%46,978 psi77%2575 fps98.6%
Ramshot TAC<<locked>>80%47,413 psi78%2589 fps98.7%
Ramshot Wild Boar<<locked>>80%46,644 psi77%2595 fps99.8%
Ramshot Wild Boar<<locked>>80%46,862 psi77%2602 fps99.9%
Ramshot X-Terminator<<locked>>80%50,792 psi83%2612 fps100%
Ramshot X-Terminator<<locked>>80%51,010 psi84%2618 fps100%
ReloadSwiss RS 14<<locked>>80%26,716 psi44%1493 fps100%
ReloadSwiss RS 14<<locked>>80%26,658 psi44%1493 fps100%
ReloadSwiss RS 50<<locked>>80%38,740 psi64%2434 fps95.9%
ReloadSwiss RS 50<<locked>>80%38,943 psi64%2441 fps96%
ReloadSwiss RS 52<<locked>>80%43,062 psi71%2605 fps99.3%
ReloadSwiss RS 52<<locked>>80%43,323 psi71%2612 fps99.4%
ReloadSwiss RS 6059 gr80%34,751 psi57%2480 fps99.9%
ReloadSwiss RS 6059 gr80%34,969 psi57%2487 fps100%
ReloadSwiss RS 62<<locked>>82%30,414 psi50%2349 fps95%
ReloadSwiss RS 62<<locked>>82%30,632 psi50%2359 fps95.1%
ReloadSwiss RS 7064.4 gr86%35,056 psi58%2467 fps96%
ReloadSwiss RS 7062.9 gr84%33,025 psi54%2418 fps95.1%
Rottweil R 901<<locked>>80%47,659 psi78%2539 fps100%
Rottweil R 901<<locked>>80%47,979 psi79%2546 fps100%
Rottweil R 902<<locked>>80%41,684 psi68%2464 fps99.9%
Rottweil R 902<<locked>>80%41,959 psi69%2470 fps99.9%
Rottweil R 903<<locked>>80%35,012 psi57%2388 fps98.8%
Rottweil R 903<<locked>>80%35,302 psi58%2398 fps98.9%
Rottweil R 905<<locked>>98%43,453 psi71%2605 fps95%
Rottweil R 905<<locked>>98%43,845 psi72%2615 fps95.2%
Rottweil R 907<<locked>>86%40,915 psi67%2467 fps95.2%
Rottweil R 907<<locked>>86%41,307 psi68%2480 fps95.4%
Shooters World Long Rifle<<locked>>82%34,838 psi57%2352 fps95.5%
Shooters World Long Rifle<<locked>>82%35,085 psi58%2359 fps95.6%
Shooters World Match Rifle<<locked>>80%43,976 psi72%2536 fps100%
Shooters World Match Rifle<<locked>>80%44,469 psi73%2546 fps100%
Shooters World Precision<<locked>>80%39,885 psi65%2451 fps99.8%
Shooters World Precision<<locked>>80%40,205 psi66%2457 fps99.8%
Shooters World SW4350<<locked>>86%37,492 psi62%2428 fps95.1%
Shooters World SW4350<<locked>>86%37,695 psi62%2434 fps95.2%
SNPE Vectan SP 11<<locked>>80%36,274 psi60%2444 fps98.5%
SNPE Vectan SP 11<<locked>>80%36,535 psi60%2451 fps98.6%
SNPE Vectan SP 7<<locked>>80%45,194 psi74%2552 fps98.7%
SNPE Vectan SP 7<<locked>>80%45,455 psi75%2559 fps98.8%
SNPE Vectan SP 9<<locked>>80%43,555 psi72%2533 fps99.6%
SNPE Vectan SP 9<<locked>>80%43,816 psi72%2539 fps99.6%
SNPE Vectan Tubal 3000<<locked>>80%45,382 psi75%2461 fps100%
SNPE Vectan Tubal 3000<<locked>>80%45,672 psi75%2467 fps100%
SNPE Vectan Tubal 5000<<locked>>80%37,739 psi62%2339 fps100%
SNPE Vectan Tubal 5000<<locked>>80%38,014 psi62%2346 fps100%
SNPE Vectan Tubal 7000<<locked>>86%38,986 psi64%2398 fps95.3%
SNPE Vectan Tubal 7000<<locked>>86%39,204 psi64%2405 fps95.5%
SNPE Vectan Tubal 8000<<locked>>98%43,439 psi71%2612 fps95.1%
Somchem S321<<locked>>80%50,981 psi84%2638 fps100%
Somchem S321<<locked>>80%51,256 psi84%2644 fps100%
Somchem S335<<locked>>80%44,875 psi74%2461 fps100%
Somchem S335<<locked>>80%45,136 psi74%2467 fps100%
Somchem S341<<locked>>80%45,092 psi74%2549 fps99.7%
Somchem S341<<locked>>80%45,310 psi74%2556 fps99.7%
Somchem S355<<locked>>80%35,926 psi59%2395 fps98.8%
Somchem S355<<locked>>80%36,172 psi59%2402 fps98.9%
Somchem S365<<locked>>80%25,918 psi43%2238 fps96.9%
Somchem S365<<locked>>80%26,121 psi43%2247 fps97%
Somchem S385<<locked>>96%41,089 psi67%2536 fps95.3%
Somchem S385<<locked>>96%41,437 psi68%2546 fps95.5%
Unknown powder<<locked>>82%33,866 psi56%2395 fps95.8%
Vihtavuori N130<<locked>>80%51,285 psi84%2510 fps100%
Vihtavuori N130<<locked>>80%51,590 psi85%2516 fps100%
Vihtavuori N133<<locked>>80%45,803 psi75%2451 fps100%
Vihtavuori N133<<locked>>80%46,108 psi76%2457 fps100%
Vihtavuori N135<<locked>>80%41,394 psi68%2444 fps100%
Vihtavuori N135<<locked>>80%41,713 psi68%2451 fps100%
Vihtavuori N140<<locked>>80%41,945 psi69%2454 fps100%
Vihtavuori N140<<locked>>80%42,206 psi69%2461 fps100%
Vihtavuori N150<<locked>>80%34,171 psi56%2333 fps99.3%
Vihtavuori N150<<locked>>80%34,403 psi56%2343 fps99.4%
Vihtavuori N160<<locked>>80%30,356 psi50%2290 fps95.1%
Vihtavuori N160<<locked>>80%30,734 psi50%2300 fps95.3%
Vihtavuori N530<<locked>>80%47,123 psi77%2559 fps100%
Vihtavuori N530<<locked>>80%47,601 psi78%2569 fps100%
Vihtavuori N540<<locked>>80%40,292 psi66%2444 fps100%
Vihtavuori N540<<locked>>80%40,712 psi67%2454 fps100%
Vihtavuori N550<<locked>>82%31,952 psi52%2343 fps95.6%
Vihtavuori N550<<locked>>82%32,184 psi53%2352 fps95.7%
Vihtavuori N555<<locked>>88%28,645 psi47%2329 fps95.5%
Vihtavuori N555<<locked>>88%28,979 psi48%2343 fps95.7%
Winchester 6.5 StaBALL<<locked>>80%30,298 psi50%2270 fps97.4%
Winchester 6.5 StaBALL<<locked>>80%30,429 psi50%2277 fps97.5%
Winchester 748<<locked>>80%50,778 psi83%2661 fps100%
Winchester 748<<locked>>80%47,384 psi78%2615 fps100%
Winchester 760<<locked>>84%38,653 psi63%2510 fps95.3%
Winchester 760<<locked>>86%38,319 psi63%2503 fps95.3%
Winchester StaBALL HD<<locked>>92%26,789 psi44%2333 fps95.8%
Winchester StaBALL HD<<locked>>92%27,021 psi44%2346 fps96.1%
Winchester StaBALL Match<<locked>>80%43,294 psi71%2543 fps99.8%
Winchester Supreme 780<<locked>>98%45,847 psi75%2605 fps95.2%

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.

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This overview compares 206 powders for .338 Blaser Mag. loaded with the .338 | 225gr | Peregrine VLR-4. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,835 fps; across all powders the maximum-charge window runs from 1,631 fps to 2,835 fps. Accurate 3100 gives the best case fill at 100 %, and 206 of the 206 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (420 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. The 225.0 gr projectile in 0.338" calls for a 1:11.5 twist; slower twists will usually not stabilise this weight. Accurate 3100, Accurate 3100, ADI AR 2209 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 Reloder-17, ReloadSwiss RS 60, ReloadSwiss RS 70 rank at the top here: for .338 Blaser Mag. with the .338 | 225gr | Peregrine VLR-4 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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