
Load Specifications
Load data in caliber 8.5 x 55 Blaser with .338 | 210gr | Rhino Solid Shank bullet and 101 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 60 and ReloadSwiss RS 52.
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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You can find more information in our FAQ: How can I use the Personalized Load Calculator?
Max Load - Barrel Length: 23.62"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 88% | 55,071 psi | 88% | 2598 fps | 100% |
| Accurate 2460 | <<locked>> | 84% | 53,403 psi | 86% | 2621 fps | 100% |
| Accurate 2495 | <<locked>> | 94% | 56,202 psi | 90% | 2661 fps | 100% |
| Accurate 2520 | <<locked>> | 88% | 55,085 psi | 88% | 2680 fps | 100% |
| Accurate 4064 | <<locked>> | 96% | 55,724 psi | 89% | 2700 fps | 100% |
| Accurate 4350ᴾ | <<locked>> | 100% | 47,819 psi | 77% | 2661 fps | 98.1% |
| Accurate LT-30 | <<locked>> | 82% | 54,650 psi | 88% | 2546 fps | 100% |
| Accurate LT-32 | <<locked>> | 82% | 55,114 psi | 88% | 2572 fps | 100% |
| ADI AR 2206H | <<locked>> | 90% | 54,186 psi | 87% | 2687 fps | 99.6% |
| ADI AR 2208 | <<locked>> | 96% | 55,056 psi | 88% | 2684 fps | 99.3% |
| ADI AR 2219 | <<locked>> | 82% | 55,259 psi | 89% | 2661 fps | 100% |
| ADI Benchmark 8208 | <<locked>> | 88% | 53,316 psi | 85% | 2644 fps | 99.9% |
| Alliant AR-Comp | <<locked>> | 88% | 53,200 psi | 85% | 2625 fps | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 84% | 54,853 psi | 88% | 2743 fps | 99.9% |
| Alliant Power Pro 2000-MR | <<locked>> | 92% | 53,417 psi | 86% | 2789 fps | 99.2% |
| Alliant Reloder- TS 15.5 | <<locked>> | 96% | 54,259 psi | 87% | 2700 fps | 99.9% |
| Alliant Reloder-10x | <<locked>> | 84% | 54,824 psi | 88% | 2602 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 94% | 55,288 psi | 89% | 2723 fps | 99.5% |
| Alliant Reloder-16ᴾ | <<locked>> | 100% | 47,384 psi | 76% | 2664 fps | 98.2% |
| Alliant Reloder-17ᴾ | <<locked>> | 100% | 54,868 psi | 88% | 2812 fps | 99.9% |
| Baschieri & Pellagri 106 | <<locked>> | 82% | 53,795 psi | 86% | 2546 fps | 100% |
| Baschieri & Pellagri 107 | <<locked>> | 90% | 53,534 psi | 86% | 2697 fps | 99% |
| Bofors RP3 | <<locked>> | 96% | 54,795 psi | 88% | 2717 fps | 100% |
| Bofors RP7ᴾ | <<locked>> | 100% | 55,593 psi | 89% | 2680 fps | 96.1% |
| Hodgdon Benchmark | <<locked>> | 88% | 55,535 psi | 89% | 2631 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 90% | 55,622 psi | 89% | 2720 fps | 100% |
| Hodgdon CFE223 | <<locked>> | 86% | 53,795 psi | 86% | 2759 fps | 99.4% |
| Hodgdon H322 | <<locked>> | 84% | 54,128 psi | 87% | 2644 fps | 100% |
| Hodgdon H335 | <<locked>> | 84% | 55,056 psi | 88% | 2667 fps | 100% |
| Hodgdon H380 | <<locked>> | 96% | 56,188 psi | 90% | 2726 fps | 98.8% |
| Hodgdon H414ᴾ | <<locked>> | 100% | 51,242 psi | 82% | 2707 fps | 96.1% |
| Hodgdon H4895 | <<locked>> | 90% | 54,650 psi | 88% | 2697 fps | 99.8% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 43,540 psi | 70% | 2556 fps | 98.7% |
| Hodgdon LEVERevolution | <<locked>> | 92% | 53,229 psi | 85% | 2726 fps | 99.9% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 34,940 psi | 56% | 1604 fps | 100% |
| Hodgdon VARGET | <<locked>> | 92% | 55,854 psi | 90% | 2697 fps | 99.9% |
| IMR 3031 | <<locked>> | 90% | 53,983 psi | 87% | 2684 fps | 100% |
| IMR 4064 | <<locked>> | 94% | 54,375 psi | 87% | 2664 fps | 99.4% |
| IMR 4166 Enduron | <<locked>> | 92% | 55,201 psi | 89% | 2648 fps | 96.6% |
| IMR 4198 | <<locked>> | 84% | 55,288 psi | 89% | 2566 fps | 100% |
| IMR 4451 Enduron | <<locked>> | 98% | 54,070 psi | 87% | 2661 fps | 96.3% |
| IMR 4831ᴾ | <<locked>> | 100% | 45,585 psi | 73% | 2605 fps | 97.7% |
| IMR 4895 | <<locked>> | 92% | 53,040 psi | 85% | 2703 fps | 99.6% |
| IMR 8208 XBR | <<locked>> | 88% | 53,316 psi | 85% | 2644 fps | 99.9% |
| Lovex D073.5 | <<locked>> | 84% | 53,301 psi | 85% | 2631 fps | 100% |
| Lovex D073.6 | <<locked>> | 90% | 53,214 psi | 85% | 2667 fps | 100% |
| Lovex S060 | <<locked>> | 90% | 54,114 psi | 87% | 2618 fps | 99.6% |
| Lovex S062 | <<locked>> | 94% | 54,041 psi | 87% | 2664 fps | 100% |
| Lovex S065ᴾ | <<locked>> | 100% | 53,069 psi | 85% | 2654 fps | 97.6% |
| Lovex S070ᴾ | <<locked>> | 100% | 50,241 psi | 81% | 2631 fps | 96% |
| Norma 201 | <<locked>> | 92% | 56,318 psi | 90% | 2684 fps | 100% |
| Norma 202 | <<locked>> | 90% | 53,069 psi | 85% | 2641 fps | 100% |
| Norma 203B | <<locked>> | 94% | 54,360 psi | 87% | 2713 fps | 99.7% |
| Norma URPᴾ | <<locked>> | 100% | 47,543 psi | 76% | 2651 fps | 97.9% |
| Ramshot Big Game | <<locked>> | 94% | 54,694 psi | 88% | 2733 fps | 99.6% |
| Ramshot Hunterᴾ | <<locked>> | 100% | 47,065 psi | 75% | 2644 fps | 95.9% |
| Ramshot TAC | <<locked>> | 88% | 53,693 psi | 86% | 2654 fps | 97.9% |
| Ramshot Wild Boar | <<locked>> | 88% | 52,968 psi | 85% | 2677 fps | 99.5% |
| Ramshot X-Terminator | <<locked>> | 86% | 54,563 psi | 87% | 2648 fps | 99.5% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 35,288 psi | 57% | 1644 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 84% | 52,924 psi | 85% | 2628 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 94% | 53,185 psi | 85% | 2657 fps | 97% |
| ReloadSwiss RS 52 | <<locked>> | 92% | 55,216 psi | 89% | 2785 fps | 99.5% |
| ReloadSwiss RS 60 | <<locked>> | 98% | 54,824 psi | 88% | 2818 fps | 100% |
| ReloadSwiss RS 62ᴾ | <<locked>> | 100% | 47,485 psi | 76% | 2677 fps | 97.7% |
| ReloadSwiss RS 70ᴾ | <<locked>> | 100% | 48,573 psi | 78% | 2697 fps | 97.2% |
| Rottweil R 901 | <<locked>> | 88% | 54,099 psi | 87% | 2625 fps | 100% |
| Rottweil R 902 | <<locked>> | 92% | 53,374 psi | 86% | 2635 fps | 99.9% |
| Rottweil R 903 | <<locked>> | 98% | 54,375 psi | 87% | 2703 fps | 99.9% |
| Rottweil R 907ᴾ | <<locked>> | 100% | 55,593 psi | 89% | 2680 fps | 96.1% |
| Shooters World Long Rifleᴾ | <<locked>> | 100% | 53,069 psi | 85% | 2654 fps | 97.6% |
| Shooters World Match Rifle | <<locked>> | 90% | 53,214 psi | 85% | 2667 fps | 100% |
| Shooters World Precision | <<locked>> | 94% | 54,041 psi | 87% | 2664 fps | 100% |
| Shooters World SW4350ᴾ | <<locked>> | 100% | 50,241 psi | 81% | 2631 fps | 96% |
| Shooters World Tactical Rifle | <<locked>> | 84% | 56,304 psi | 90% | 2648 fps | 99.9% |
| SNPE Vectan SP 10 | <<locked>> | 82% | 55,767 psi | 89% | 2674 fps | 100% |
| SNPE Vectan SP 11 | <<locked>> | 98% | 56,434 psi | 90% | 2766 fps | 99.8% |
| SNPE Vectan SP 3 | <<locked>> | 84% | 56,014 psi | 90% | 2625 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 90% | 55,535 psi | 89% | 2687 fps | 98.6% |
| SNPE Vectan SP 9 | <<locked>> | 92% | 55,912 psi | 90% | 2707 fps | 99.7% |
| SNPE Vectan Tubal 3000 | <<locked>> | 90% | 54,882 psi | 88% | 2585 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 96% | 54,665 psi | 88% | 2582 fps | 100% |
| SNPE Vectan Tubal 7000ᴾ | <<locked>> | 100% | 53,664 psi | 86% | 2612 fps | 96.3% |
| Somchem S321 | <<locked>> | 86% | 54,621 psi | 88% | 2680 fps | 100% |
| Somchem S335 | <<locked>> | 90% | 53,853 psi | 86% | 2582 fps | 100% |
| Somchem S341 | <<locked>> | 90% | 54,752 psi | 88% | 2677 fps | 99.6% |
| Somchem S355 | <<locked>> | 98% | 54,911 psi | 88% | 2703 fps | 99.8% |
| Somchem S365ᴾ | <<locked>> | 100% | 42,540 psi | 68% | 2605 fps | 99.5% |
| Vihtavuori N130 | <<locked>> | 86% | 54,665 psi | 88% | 2556 fps | 100% |
| Vihtavuori N133 | <<locked>> | 90% | 54,839 psi | 88% | 2572 fps | 100% |
| Vihtavuori N135 | <<locked>> | 94% | 55,840 psi | 90% | 2648 fps | 100% |
| Vihtavuori N140 | <<locked>> | 92% | 53,693 psi | 86% | 2621 fps | 100% |
| Vihtavuori N150 | <<locked>> | 98% | 53,098 psi | 85% | 2641 fps | 100% |
| Vihtavuori N160ᴾ | <<locked>> | 100% | 50,183 psi | 80% | 2651 fps | 98.2% |
| Vihtavuori N530 | <<locked>> | 88% | 53,780 psi | 86% | 2644 fps | 100% |
| Vihtavuori N540 | <<locked>> | 94% | 55,129 psi | 88% | 2661 fps | 100% |
| Vihtavuori N550ᴾ | <<locked>> | 100% | 49,327 psi | 79% | 2657 fps | 98% |
| Winchester 6.5 StaBALLᴾ | <<locked>> | 100% | 51,372 psi | 82% | 2644 fps | 99.7% |
| Winchester 748 | <<locked>> | 88% | 53,113 psi | 85% | 2687 fps | 100% |
| Winchester 760ᴾ | <<locked>> | 100% | 51,503 psi | 83% | 2710 fps | 96.1% |
| Winchester StaBALL Match | <<locked>> | 92% | 55,492 psi | 89% | 2713 fps | 99.9% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 23.62"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 43,004 psi | 69% | 2428 fps | 100% |
| Accurate 2460 | <<locked>> | 80% | 46,804 psi | 75% | 2526 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 35,549 psi | 57% | 2346 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 41,945 psi | 67% | 2484 fps | 99.8% |
| Accurate 4064 | <<locked>> | 80% | 33,620 psi | 54% | 2333 fps | 99.3% |
| Accurate 4350 | <<locked>> | 92% | 36,216 psi | 58% | 2448 fps | 95.1% |
| Accurate LT-30 | <<locked>> | 80% | 51,503 psi | 83% | 2503 fps | 100% |
| Accurate LT-32 | <<locked>> | 80% | 51,837 psi | 83% | 2526 fps | 100% |
| ADI AR 2206H | <<locked>> | 80% | 39,523 psi | 63% | 2438 fps | 97.4% |
| ADI AR 2208 | <<locked>> | 82% | 35,926 psi | 58% | 2346 fps | 95.5% |
| ADI AR 2219 | <<locked>> | 80% | 51,663 psi | 83% | 2612 fps | 100% |
| ADI Benchmark 8208 | <<locked>> | 80% | 41,539 psi | 67% | 2451 fps | 98.8% |
| Alliant AR-Comp | <<locked>> | 80% | 40,901 psi | 66% | 2451 fps | 100% |
| Alliant Power Pro 1200-R | <<locked>> | 80% | 48,153 psi | 77% | 2638 fps | 99.4% |
| Alliant Power Pro 2000-MR | 54.6 gr | 82% | 38,072 psi | 61% | 2500 fps | 95.8% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 32,851 psi | 53% | 2313 fps | 96.4% |
| Alliant Reloder-10x | <<locked>> | 80% | 48,718 psi | 78% | 2520 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 80% | 35,404 psi | 57% | 2369 fps | 95.6% |
| Alliant Reloder-16 | <<locked>> | 92% | 37,188 psi | 60% | 2457 fps | 95.2% |
| Alliant Reloder-17 | <<locked>> | 84% | 32,387 psi | 52% | 2372 fps | 95.2% |
| Baschieri & Pellagri 106 | <<locked>> | 80% | 50,314 psi | 81% | 2500 fps | 100% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 38,392 psi | 62% | 2431 fps | 95.8% |
| Bofors RP3 | <<locked>> | 80% | 32,256 psi | 52% | 2316 fps | 96.3% |
| Bofors RP7 | <<locked>> | 98% | 52,083 psi | 84% | 2628 fps | 95.4% |
| Hodgdon Benchmark | <<locked>> | 80% | 43,656 psi | 70% | 2448 fps | 99.5% |
| Hodgdon BL-C2 | <<locked>> | 80% | 39,813 psi | 64% | 2467 fps | 99% |
| Hodgdon CFE223 | <<locked>> | 80% | 43,584 psi | 70% | 2589 fps | 97.9% |
| Hodgdon H322 | <<locked>> | 80% | 47,543 psi | 76% | 2549 fps | 100% |
| Hodgdon H335 | <<locked>> | 80% | 48,037 psi | 77% | 2569 fps | 100% |
| Hodgdon H380 | <<locked>> | 86% | 40,466 psi | 65% | 2467 fps | 95.7% |
| Hodgdon H414 | <<locked>> | 98% | 48,196 psi | 77% | 2657 fps | 95.3% |
| Hodgdon H4895 | <<locked>> | 80% | 39,798 psi | 64% | 2448 fps | 98% |
| Hodgdon Hybrid 100V | <<locked>> | 90% | 31,836 psi | 51% | 2310 fps | 95.1% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 35,621 psi | 57% | 2411 fps | 97.3% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,005 psi | 42% | 1434 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 38,247 psi | 61% | 2402 fps | 97.5% |
| IMR 3031 | <<locked>> | 80% | 38,841 psi | 62% | 2451 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 35,244 psi | 57% | 2326 fps | 95.6% |
| IMR 4166 Enduron | <<locked>> | 88% | 48,791 psi | 78% | 2546 fps | 95.3% |
| IMR 4198 | <<locked>> | 80% | 49,023 psi | 79% | 2480 fps | 100% |
| IMR 4451 Enduron | <<locked>> | 94% | 48,066 psi | 77% | 2566 fps | 95% |
| IMR 4831 | <<locked>> | 94% | 37,594 psi | 60% | 2454 fps | 95.6% |
| IMR 4895 | <<locked>> | 80% | 36,201 psi | 58% | 2398 fps | 96.5% |
| IMR 8208 XBR | <<locked>> | 80% | 41,539 psi | 67% | 2451 fps | 98.8% |
| Lovex D073.5 | <<locked>> | 80% | 46,702 psi | 75% | 2533 fps | 99.9% |
| Lovex D073.6 | <<locked>> | 80% | 37,971 psi | 61% | 2418 fps | 99.4% |
| Lovex S060 | <<locked>> | 80% | 40,248 psi | 65% | 2388 fps | 97.6% |
| Lovex S062 | <<locked>> | 80% | 35,157 psi | 56% | 2336 fps | 97.5% |
| Lovex S065 | <<locked>> | 92% | 41,582 psi | 67% | 2464 fps | 95% |
| Lovex S070 | <<locked>> | 98% | 47,268 psi | 76% | 2582 fps | 95.2% |
| Norma 201 | <<locked>> | 80% | 38,754 psi | 62% | 2398 fps | 98.4% |
| Norma 202 | <<locked>> | 80% | 38,899 psi | 62% | 2411 fps | 99.8% |
| Norma 203B | <<locked>> | 80% | 34,824 psi | 56% | 2359 fps | 96% |
| Norma URP | <<locked>> | 92% | 36,985 psi | 59% | 2451 fps | 95% |
| Ramshot Big Game | <<locked>> | 80% | 34,272 psi | 55% | 2369 fps | 95.5% |
| Ramshot Hunter | <<locked>> | 98% | 44,121 psi | 71% | 2589 fps | 95.1% |
| Ramshot TAC | <<locked>> | 80% | 41,394 psi | 66% | 2448 fps | 95.1% |
| Ramshot Wild Boar | <<locked>> | 80% | 40,495 psi | 65% | 2467 fps | 97.6% |
| Ramshot X-Terminator | <<locked>> | 80% | 45,005 psi | 72% | 2497 fps | 98.4% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,208 psi | 42% | 1467 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 80% | 46,630 psi | 75% | 2533 fps | 99.9% |
| ReloadSwiss RS 50 | <<locked>> | 90% | 46,760 psi | 75% | 2552 fps | 95.6% |
| ReloadSwiss RS 52 | 51.6 gr | 80% | 36,434 psi | 58% | 2454 fps | 95.9% |
| ReloadSwiss RS 60 | 52.5 gr | 80% | 30,327 psi | 49% | 2329 fps | 97% |
| ReloadSwiss RS 62 | <<locked>> | 94% | 38,856 psi | 62% | 2516 fps | 95.4% |
| ReloadSwiss RS 70 | <<locked>> | 96% | 42,380 psi | 68% | 2582 fps | 95.4% |
| Rottweil R 901 | <<locked>> | 80% | 42,583 psi | 68% | 2444 fps | 99.9% |
| Rottweil R 902 | <<locked>> | 80% | 36,898 psi | 59% | 2352 fps | 97.9% |
| Rottweil R 903 | <<locked>> | 80% | 30,342 psi | 49% | 2260 fps | 95.2% |
| Rottweil R 907 | <<locked>> | 98% | 52,083 psi | 84% | 2628 fps | 95.4% |
| Shooters World Long Rifle | <<locked>> | 92% | 41,582 psi | 67% | 2464 fps | 95% |
| Shooters World Match Rifle | <<locked>> | 80% | 37,971 psi | 61% | 2418 fps | 99.4% |
| Shooters World Precision | <<locked>> | 80% | 35,157 psi | 56% | 2336 fps | 97.5% |
| Shooters World SW4350 | <<locked>> | 98% | 47,268 psi | 76% | 2582 fps | 95.2% |
| Shooters World Tactical Rifle | <<locked>> | 80% | 49,356 psi | 79% | 2549 fps | 99.6% |
| SNPE Vectan SP 10 | <<locked>> | 80% | 52,025 psi | 83% | 2621 fps | 100% |
| SNPE Vectan SP 11 | <<locked>> | 82% | 33,460 psi | 54% | 2356 fps | 95.2% |
| SNPE Vectan SP 3 | <<locked>> | 80% | 49,429 psi | 79% | 2536 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 39,494 psi | 63% | 2418 fps | 95.2% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 37,985 psi | 61% | 2405 fps | 96.9% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 40,437 psi | 65% | 2365 fps | 99.8% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 33,257 psi | 53% | 2238 fps | 99.5% |
| SNPE Vectan Tubal 7000 | <<locked>> | 98% | 50,053 psi | 80% | 2559 fps | 95.6% |
| Somchem S321 | <<locked>> | 80% | 44,585 psi | 71% | 2526 fps | 99.4% |
| Somchem S335 | <<locked>> | 80% | 39,871 psi | 64% | 2369 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 39,102 psi | 63% | 2421 fps | 97.2% |
| Somchem S355 | <<locked>> | 80% | 31,343 psi | 50% | 2270 fps | 95.3% |
| Somchem S365 | <<locked>> | 88% | 29,080 psi | 47% | 2293 fps | 95.5% |
| Vihtavuori N130 | <<locked>> | 80% | 45,759 psi | 73% | 2431 fps | 100% |
| Vihtavuori N133 | <<locked>> | 80% | 40,567 psi | 65% | 2365 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 35,926 psi | 58% | 2346 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 36,811 psi | 59% | 2352 fps | 99.7% |
| Vihtavuori N150 | <<locked>> | 80% | 29,762 psi | 48% | 2215 fps | 96.3% |
| Vihtavuori N160 | <<locked>> | 92% | 38,798 psi | 62% | 2451 fps | 95.5% |
| Vihtavuori N530 | <<locked>> | 80% | 41,582 psi | 67% | 2448 fps | 98.9% |
| Vihtavuori N540 | <<locked>> | 80% | 35,331 psi | 57% | 2339 fps | 99.2% |
| Vihtavuori N550 | <<locked>> | 92% | 38,014 psi | 61% | 2454 fps | 95.1% |
| Winchester 6.5 StaBALL | <<locked>> | 86% | 32,503 psi | 52% | 2287 fps | 95.4% |
| Winchester 748 | <<locked>> | 80% | 40,466 psi | 65% | 2484 fps | 99.3% |
| Winchester 760 | <<locked>> | 98% | 48,196 psi | 77% | 2657 fps | 95.3% |
| Winchester StaBALL Match | <<locked>> | 80% | 37,188 psi | 60% | 2408 fps | 97.4% |
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 101 powders for 8.5 x 55 Blaser loaded with the .338 | 210gr | Rhino Solid Shank. ReloadSwiss RS 60 delivers the highest muzzle velocity at 2,818 fps; across all powders the maximum-charge window runs from 1,604 fps to 2,818 fps. Accurate 4350 gives the best case fill at 100 %, and 101 of the 101 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (430 MPa), the top charges use 56–90 %, leaving at least 10 % headroom. The 210.0 gr projectile in 0.338" calls for a 1:17.0 twist; slower twists will usually not stabilise this weight. Accurate 4350, Alliant Reloder-16, Alliant Reloder-17 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 60, ReloadSwiss RS 52 rank at the top here: for 8.5 x 55 Blaser with the .338 | 210gr | Rhino Solid Shank 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.