
Load Specifications
Load data in caliber 8 mm Rem. Mag. with .323 | 168gr | Reichenberg HDB Ogival bullet and 105 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 Winchester 760.
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: 26"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 84% | 58,900 psi | 88% | 3022 fps | 100% |
| Accurate 2495 | <<locked>> | 88% | 58,001 psi | 87% | 3048 fps | 100% |
| Accurate 2520 | <<locked>> | 84% | 60,162 psi | 90% | 3127 fps | 100% |
| Accurate 2700 | <<locked>> | 88% | 57,029 psi | 85% | 3064 fps | 98% |
| Accurate 3100ᴾ | <<locked>> | 100% | 45,513 psi | 68% | 2959 fps | 97.7% |
| Accurate 4064 | <<locked>> | 90% | 58,204 psi | 87% | 3104 fps | 100% |
| Accurate 4350 | <<locked>> | 98% | 59,263 psi | 89% | 3212 fps | 100% |
| ADI APS 450 | <<locked>> | 82% | 59,944 psi | 90% | 2395 fps | 100% |
| ADI AR 2206H | <<locked>> | 86% | 58,233 psi | 87% | 3143 fps | 100% |
| ADI AR 2208 | <<locked>> | 92% | 59,567 psi | 89% | 3146 fps | 100% |
| ADI AR 2209ᴾ | <<locked>> | 100% | 53,258 psi | 80% | 3130 fps | 96.6% |
| ADI Benchmark 8208 | <<locked>> | 84% | 57,058 psi | 86% | 3087 fps | 100% |
| Alliant AR-Comp | <<locked>> | 84% | 58,537 psi | 88% | 3054 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 88% | 58,813 psi | 88% | 3284 fps | 100% |
| Alliant Reloder- TS 15.5 | <<locked>> | 92% | 59,770 psi | 90% | 3166 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 90% | 60,292 psi | 90% | 3192 fps | 100% |
| Alliant Reloder-16ᴾ | <<locked>> | 100% | 60,075 psi | 90% | 3274 fps | 100% |
| Alliant Reloder-17 | <<locked>> | 94% | 57,769 psi | 87% | 3248 fps | 100% |
| Alliant Reloder-19ᴾ | <<locked>> | 100% | 52,373 psi | 79% | 3117 fps | 96.6% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 42,989 psi | 64% | 2989 fps | 99.7% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 48,965 psi | 73% | 3179 fps | 99.5% |
| Baschieri & Pellagri 107 | <<locked>> | 86% | 58,595 psi | 88% | 3166 fps | 100% |
| Bofors RP3 | <<locked>> | 90% | 56,869 psi | 85% | 3130 fps | 100% |
| Bofors RP7 | <<locked>> | 96% | 60,365 psi | 90% | 3163 fps | 98.7% |
| Hodgdon Benchmark | <<locked>> | 84% | 58,624 psi | 88% | 3068 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 84% | 56,826 psi | 85% | 3120 fps | 100% |
| Hodgdon CFE223 | <<locked>> | 82% | 59,263 psi | 89% | 3232 fps | 100% |
| Hodgdon H380 | <<locked>> | 90% | 57,783 psi | 87% | 3150 fps | 99.8% |
| Hodgdon H414 | <<locked>> | 96% | 58,146 psi | 87% | 3212 fps | 99% |
| Hodgdon H4350 | <<locked>> | 94% | 58,320 psi | 87% | 3169 fps | 97.9% |
| Hodgdon H4895 | <<locked>> | 86% | 58,900 psi | 88% | 3153 fps | 100% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 56,449 psi | 85% | 3133 fps | 100% |
| Hodgdon LEVERevolution | <<locked>> | 88% | 59,161 psi | 89% | 3192 fps | 100% |
| Hodgdon Superformance | <<locked>> | 96% | 59,161 psi | 89% | 3258 fps | 98.9% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 35,636 psi | 53% | 1923 fps | 100% |
| Hodgdon VARGET | <<locked>> | 88% | 60,307 psi | 90% | 3159 fps | 100% |
| IMR 3031 | <<locked>> | 86% | 59,393 psi | 89% | 3130 fps | 100% |
| IMR 4064 | <<locked>> | 90% | 58,914 psi | 88% | 3127 fps | 100% |
| IMR 4166 Enduron | <<locked>> | 88% | 58,581 psi | 88% | 3110 fps | 98.9% |
| IMR 4350 | <<locked>> | 98% | 57,377 psi | 86% | 3133 fps | 98.4% |
| IMR 4451 Enduron | <<locked>> | 94% | 58,610 psi | 88% | 3136 fps | 98.8% |
| IMR 4831ᴾ | <<locked>> | 100% | 59,669 psi | 89% | 3202 fps | 100% |
| IMR 4895 | <<locked>> | 88% | 58,073 psi | 87% | 3169 fps | 100% |
| IMR 8208 XBR | <<locked>> | 84% | 57,058 psi | 86% | 3087 fps | 100% |
| Lovex D073.6 | <<locked>> | 86% | 58,421 psi | 88% | 3114 fps | 100% |
| Lovex S060 | <<locked>> | 86% | 57,348 psi | 86% | 3064 fps | 100% |
| Lovex S062 | <<locked>> | 90% | 58,827 psi | 88% | 3120 fps | 100% |
| Lovex S065 | <<locked>> | 96% | 58,218 psi | 87% | 3130 fps | 99.6% |
| Lovex S070 | <<locked>> | 98% | 59,408 psi | 89% | 3169 fps | 99.1% |
| Norma 201 | <<locked>> | 86% | 56,724 psi | 85% | 3081 fps | 100% |
| Norma 202 | <<locked>> | 86% | 57,595 psi | 86% | 3081 fps | 100% |
| Norma 203B | <<locked>> | 90% | 59,451 psi | 89% | 3179 fps | 100% |
| Norma 204 | <<locked>> | 98% | 58,494 psi | 88% | 3192 fps | 97.5% |
| Norma MRPᴾ | <<locked>> | 100% | 48,573 psi | 73% | 3130 fps | 97.4% |
| Norma URP | <<locked>> | 98% | 57,841 psi | 87% | 3196 fps | 100% |
| Ramshot Big Game | <<locked>> | 88% | 56,724 psi | 85% | 3150 fps | 100% |
| Ramshot Hunter | <<locked>> | 98% | 56,652 psi | 85% | 3196 fps | 99.3% |
| Ramshot TAC | <<locked>> | 84% | 57,479 psi | 86% | 3114 fps | 99.6% |
| Ramshot Wild Boar | <<locked>> | 84% | 57,246 psi | 86% | 3130 fps | 100% |
| Ramshot X-Terminator | <<locked>> | 82% | 57,754 psi | 87% | 3087 fps | 100% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 36,100 psi | 54% | 1965 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 82% | 60,133 psi | 90% | 3117 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 90% | 57,870 psi | 87% | 3127 fps | 99.2% |
| ReloadSwiss RS 52 | <<locked>> | 86% | 57,667 psi | 86% | 3215 fps | 100% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 57,595 psi | 86% | 3248 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 98% | 59,074 psi | 89% | 3235 fps | 100% |
| ReloadSwiss RS 70 | <<locked>> | 98% | 58,262 psi | 87% | 3274 fps | 99.9% |
| Rottweil R 901 | <<locked>> | 84% | 57,305 psi | 86% | 3054 fps | 100% |
| Rottweil R 902 | <<locked>> | 88% | 57,363 psi | 86% | 3081 fps | 100% |
| Rottweil R 903 | <<locked>> | 92% | 56,739 psi | 85% | 3120 fps | 100% |
| Rottweil R 904ᴾ | <<locked>> | 100% | 55,013 psi | 82% | 3097 fps | 95.8% |
| Rottweil R 905ᴾ | <<locked>> | 100% | 51,242 psi | 77% | 3097 fps | 96.5% |
| Rottweil R 907 | <<locked>> | 96% | 60,365 psi | 90% | 3163 fps | 98.7% |
| Shooters World Long Rifle | <<locked>> | 96% | 58,218 psi | 87% | 3130 fps | 99.6% |
| Shooters World Match Rifle | <<locked>> | 86% | 58,421 psi | 88% | 3114 fps | 100% |
| Shooters World Precision | <<locked>> | 90% | 58,827 psi | 88% | 3120 fps | 100% |
| Shooters World SW4350 | <<locked>> | 98% | 59,408 psi | 89% | 3169 fps | 99.1% |
| SNPE Vectan SP 11 | <<locked>> | 92% | 59,030 psi | 88% | 3189 fps | 100% |
| SNPE Vectan SP 7 | <<locked>> | 86% | 60,133 psi | 90% | 3153 fps | 99.9% |
| SNPE Vectan SP 9 | <<locked>> | 86% | 56,840 psi | 85% | 3114 fps | 100% |
| SNPE Vectan Tubal 3000 | <<locked>> | 86% | 58,015 psi | 87% | 3012 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 92% | 58,755 psi | 88% | 3009 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 96% | 58,465 psi | 88% | 3081 fps | 98.8% |
| SNPE Vectan Tubal 8000ᴾ | <<locked>> | 100% | 50,749 psi | 76% | 3091 fps | 96.4% |
| Somchem S321 | <<locked>> | 82% | 58,494 psi | 88% | 3120 fps | 100% |
| Somchem S335 | <<locked>> | 86% | 57,479 psi | 86% | 3005 fps | 100% |
| Somchem S341 | <<locked>> | 86% | 59,712 psi | 90% | 3136 fps | 100% |
| Somchem S355 | <<locked>> | 92% | 56,855 psi | 85% | 3117 fps | 100% |
| Somchem S365ᴾ | <<locked>> | 100% | 56,347 psi | 84% | 3192 fps | 100% |
| Somchem S385ᴾ | <<locked>> | 100% | 51,953 psi | 78% | 3074 fps | 97.5% |
| Vihtavuori N130 | <<locked>> | 82% | 57,609 psi | 86% | 2966 fps | 100% |
| Vihtavuori N133 | <<locked>> | 86% | 58,363 psi | 87% | 2992 fps | 100% |
| Vihtavuori N135 | <<locked>> | 88% | 57,479 psi | 86% | 3038 fps | 100% |
| Vihtavuori N140 | <<locked>> | 88% | 58,363 psi | 87% | 3058 fps | 100% |
| Vihtavuori N150 | <<locked>> | 94% | 58,595 psi | 88% | 3094 fps | 100% |
| Vihtavuori N160 | <<locked>> | 96% | 56,724 psi | 85% | 3136 fps | 99.9% |
| Vihtavuori N530 | <<locked>> | 84% | 57,580 psi | 86% | 3087 fps | 100% |
| Vihtavuori N540 | <<locked>> | 90% | 60,104 psi | 90% | 3104 fps | 100% |
| Vihtavuori N550 | <<locked>> | 98% | 59,509 psi | 89% | 3199 fps | 100% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 47,892 psi | 72% | 3071 fps | 99.7% |
| Winchester 6.5 StaBALL | <<locked>> | 96% | 56,782 psi | 85% | 3107 fps | 100% |
| Winchester 748 | <<locked>> | 84% | 58,233 psi | 87% | 3140 fps | 100% |
| Winchester 760 | <<locked>> | 96% | 58,363 psi | 87% | 3215 fps | 99% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 38,609 psi | 58% | 3012 fps | 99.9% |
| Winchester StaBALL Match | <<locked>> | 86% | 56,927 psi | 85% | 3123 fps | 100% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 26"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 51,895 psi | 78% | 2927 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 44,338 psi | 66% | 2844 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 52,330 psi | 78% | 3015 fps | 100% |
| Accurate 2700 | <<locked>> | 80% | 43,613 psi | 65% | 2825 fps | 95.1% |
| Accurate 3100 | <<locked>> | 94% | 36,622 psi | 55% | 2772 fps | 95.1% |
| Accurate 4064 | <<locked>> | 80% | 41,974 psi | 63% | 2841 fps | 100% |
| Accurate 4350 | <<locked>> | 82% | 33,446 psi | 50% | 2717 fps | 95.8% |
| ADI APS 450 | <<locked>> | 80% | 58,030 psi | 87% | 2369 fps | 100% |
| ADI AR 2206H | <<locked>> | 80% | 48,109 psi | 72% | 2976 fps | 99.8% |
| ADI AR 2208 | <<locked>> | 80% | 40,799 psi | 61% | 2812 fps | 98.4% |
| ADI AR 2209 | <<locked>> | 98% | 49,821 psi | 75% | 3068 fps | 95.8% |
| ADI Benchmark 8208 | <<locked>> | 80% | 50,227 psi | 75% | 2979 fps | 100% |
| Alliant AR-Comp | <<locked>> | 80% | 51,227 psi | 77% | 2956 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 44,295 psi | 66% | 3022 fps | 99.1% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 40,611 psi | 61% | 2835 fps | 99.4% |
| Alliant Reloder-15 | <<locked>> | 80% | 43,642 psi | 65% | 2907 fps | 99.1% |
| Alliant Reloder-16 | <<locked>> | 80% | 31,444 psi | 47% | 2674 fps | 95% |
| Alliant Reloder-17 | 67.5 gr | 80% | 35,215 psi | 53% | 2808 fps | 98.3% |
| Alliant Reloder-19 | <<locked>> | 96% | 45,977 psi | 69% | 2995 fps | 95% |
| Alliant Reloder-23 | <<locked>> | 88% | 29,196 psi | 44% | 2631 fps | 95.7% |
| Alliant Reloder-26 | <<locked>> | 90% | 33,910 psi | 51% | 2825 fps | 95.4% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 47,718 psi | 72% | 2986 fps | 99.3% |
| Bofors RP3 | <<locked>> | 80% | 40,437 psi | 61% | 2841 fps | 99.5% |
| Bofors RP7 | <<locked>> | 86% | 43,874 psi | 66% | 2867 fps | 95.5% |
| Hodgdon Benchmark | <<locked>> | 80% | 51,735 psi | 78% | 2963 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 80% | 49,574 psi | 74% | 3005 fps | 100% |
| Hodgdon CFE223 | <<locked>> | 80% | 55,274 psi | 83% | 3173 fps | 100% |
| Hodgdon H380 | <<locked>> | 80% | 41,220 psi | 62% | 2848 fps | 97.7% |
| Hodgdon H414 | <<locked>> | 86% | 41,278 psi | 62% | 2900 fps | 95.5% |
| Hodgdon H4350 | <<locked>> | 86% | 44,947 psi | 67% | 2930 fps | 95% |
| Hodgdon H4895 | <<locked>> | 80% | 48,573 psi | 73% | 2986 fps | 99.9% |
| Hodgdon Hybrid 100V | <<locked>> | 80% | 28,863 psi | 43% | 2562 fps | 95.8% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 44,991 psi | 67% | 2959 fps | 99.9% |
| Hodgdon Superformance | <<locked>> | 88% | 43,845 psi | 66% | 2979 fps | 95.8% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,527 psi | 40% | 1719 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 46,630 psi | 70% | 2936 fps | 99.8% |
| IMR 3031 | <<locked>> | 80% | 48,617 psi | 73% | 2972 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 42,873 psi | 64% | 2848 fps | 99% |
| IMR 4166 Enduron | <<locked>> | 80% | 45,310 psi | 68% | 2874 fps | 96.5% |
| IMR 4350 | <<locked>> | 90% | 44,440 psi | 67% | 2904 fps | 95.7% |
| IMR 4451 Enduron | <<locked>> | 84% | 42,902 psi | 64% | 2851 fps | 95.7% |
| IMR 4831 | <<locked>> | 82% | 32,503 psi | 49% | 2671 fps | 95.5% |
| IMR 4895 | <<locked>> | 80% | 44,759 psi | 67% | 2940 fps | 99.5% |
| IMR 8208 XBR | <<locked>> | 80% | 50,227 psi | 75% | 2979 fps | 100% |
| Lovex D073.6 | <<locked>> | 80% | 47,500 psi | 71% | 2946 fps | 100% |
| Lovex S060 | <<locked>> | 80% | 47,601 psi | 71% | 2900 fps | 99.8% |
| Lovex S062 | <<locked>> | 80% | 42,728 psi | 64% | 2848 fps | 99.8% |
| Lovex S065 | <<locked>> | 82% | 37,463 psi | 56% | 2736 fps | 95.7% |
| Lovex S070 | <<locked>> | 86% | 40,524 psi | 61% | 2825 fps | 95.4% |
| Norma 201 | <<locked>> | 80% | 46,891 psi | 70% | 2920 fps | 100% |
| Norma 202 | <<locked>> | 80% | 47,369 psi | 71% | 2923 fps | 100% |
| Norma 203B | <<locked>> | 80% | 43,033 psi | 65% | 2894 fps | 99.3% |
| Norma 204 | <<locked>> | 92% | 47,616 psi | 71% | 3005 fps | 95.2% |
| Norma MRP | <<locked>> | 96% | 42,090 psi | 63% | 2992 fps | 95.5% |
| Norma URP | <<locked>> | 82% | 33,823 psi | 51% | 2720 fps | 95.8% |
| Ramshot Big Game | <<locked>> | 80% | 42,975 psi | 64% | 2910 fps | 99.2% |
| Ramshot Hunter | <<locked>> | 86% | 37,797 psi | 57% | 2825 fps | 95.3% |
| Ramshot TAC | <<locked>> | 80% | 50,198 psi | 75% | 2992 fps | 98.8% |
| Ramshot Wild Boar | <<locked>> | 80% | 50,038 psi | 75% | 3015 fps | 99.9% |
| Ramshot X-Terminator | <<locked>> | 80% | 54,114 psi | 81% | 3031 fps | 100% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,861 psi | 40% | 1759 fps | 100% |
| ReloadSwiss RS 40 | <<locked>> | 80% | 56,202 psi | 84% | 3061 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 80% | 41,611 psi | 62% | 2828 fps | 96.2% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 46,630 psi | 70% | 3028 fps | 99.4% |
| ReloadSwiss RS 60 | 67.5 gr | 80% | 37,536 psi | 56% | 2881 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 82% | 33,257 psi | 50% | 2733 fps | 95.3% |
| ReloadSwiss RS 70 | <<locked>> | 84% | 35,563 psi | 53% | 2805 fps | 95.5% |
| Rottweil R 901 | <<locked>> | 80% | 50,807 psi | 76% | 2956 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 44,599 psi | 67% | 2867 fps | 99.9% |
| Rottweil R 903 | <<locked>> | 80% | 38,014 psi | 57% | 2779 fps | 98.9% |
| Rottweil R 904 | <<locked>> | 98% | 51,735 psi | 78% | 3045 fps | 95% |
| Rottweil R 905 | <<locked>> | 98% | 47,819 psi | 72% | 3035 fps | 95.7% |
| Rottweil R 907 | <<locked>> | 86% | 43,874 psi | 66% | 2867 fps | 95.5% |
| Shooters World Long Rifle | <<locked>> | 82% | 37,463 psi | 56% | 2736 fps | 95.7% |
| Shooters World Match Rifle | <<locked>> | 80% | 47,500 psi | 71% | 2946 fps | 100% |
| Shooters World Precision | <<locked>> | 80% | 42,728 psi | 64% | 2848 fps | 99.8% |
| Shooters World SW4350 | <<locked>> | 86% | 40,524 psi | 61% | 2825 fps | 95.4% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 39,276 psi | 59% | 2838 fps | 98.6% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 48,733 psi | 73% | 2966 fps | 99% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 46,659 psi | 70% | 2943 fps | 99.7% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 48,153 psi | 72% | 2864 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 40,277 psi | 60% | 2717 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 86% | 42,018 psi | 63% | 2789 fps | 95.7% |
| SNPE Vectan Tubal 8000 | <<locked>> | 98% | 47,355 psi | 71% | 3028 fps | 95.6% |
| Somchem S321 | <<locked>> | 80% | 54,708 psi | 82% | 3064 fps | 100% |
| Somchem S335 | <<locked>> | 80% | 47,805 psi | 72% | 2861 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 48,544 psi | 73% | 2959 fps | 99.8% |
| Somchem S355 | <<locked>> | 80% | 38,725 psi | 58% | 2785 fps | 98.9% |
| Somchem S365 | <<locked>> | 80% | 28,152 psi | 42% | 2602 fps | 97.1% |
| Somchem S385 | <<locked>> | 94% | 42,409 psi | 64% | 2894 fps | 95.1% |
| Vihtavuori N130 | <<locked>> | 80% | 54,215 psi | 81% | 2920 fps | 100% |
| Vihtavuori N133 | <<locked>> | 80% | 48,631 psi | 73% | 2851 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 44,440 psi | 67% | 2841 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 45,020 psi | 67% | 2854 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 36,898 psi | 55% | 2713 fps | 99.4% |
| Vihtavuori N160 | <<locked>> | 80% | 32,953 psi | 49% | 2664 fps | 95.4% |
| Vihtavuori N530 | <<locked>> | 80% | 50,459 psi | 76% | 2976 fps | 100% |
| Vihtavuori N540 | <<locked>> | 80% | 43,381 psi | 65% | 2841 fps | 100% |
| Vihtavuori N550 | <<locked>> | 82% | 34,708 psi | 52% | 2720 fps | 95.8% |
| Vihtavuori N555 | <<locked>> | 88% | 31,633 psi | 47% | 2710 fps | 95.8% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 32,663 psi | 49% | 2638 fps | 97.7% |
| Winchester 748 | <<locked>> | 80% | 50,676 psi | 76% | 3025 fps | 100% |
| Winchester 760 | 71.1 gr | 86% | 41,452 psi | 62% | 2904 fps | 95.5% |
| Winchester StaBALL HD | <<locked>> | 90% | 27,499 psi | 41% | 2651 fps | 95.3% |
| Winchester StaBALL Match | <<locked>> | 80% | 46,354 psi | 69% | 2946 fps | 99.9% |
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 105 powders for 8 mm Rem. Mag. loaded with the .323 | 168gr | Reichenberg HDB Ogival. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 3,284 fps; across all powders the maximum-charge window runs from 1,923 fps to 3,284 fps. Accurate 3100 gives the best case fill at 100 %, and 105 of the 105 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (460 MPa), the top charges use 53–90 %, leaving at least 10 % headroom. The 168.0 gr projectile in 0.323" calls for a 1:13.5 twist; slower twists will usually not stabilise this weight. Accurate 3100, ADI AR 2209, 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 Reloder-17, ReloadSwiss RS 60, Winchester 760 rank at the top here: for 8 mm Rem. Mag. with the .323 | 168gr | Reichenberg HDB Ogival 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.