
Load Specifications
Load data in caliber 6 mm Creedmoor with .243 | 95gr | Sierra Tipped MatchKing bullet and 94 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 70, Hodgdon Superformance and Alliant Reloder-17.
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: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 82% | 53,592 psi | 86% | 2881 fps | 100% |
| Accurate 2495 | <<locked>> | 88% | 55,985 psi | 90% | 2953 fps | 100% |
| Accurate 2520 | <<locked>> | 82% | 54,056 psi | 87% | 2969 fps | 100% |
| Accurate 2700 | <<locked>> | 88% | 55,129 psi | 89% | 2953 fps | 97% |
| Accurate 3100ᴾ | <<locked>> | 100% | 43,192 psi | 70% | 2841 fps | 96.3% |
| Accurate 4064 | <<locked>> | 88% | 52,576 psi | 85% | 2953 fps | 100% |
| Accurate 4350 | <<locked>> | 96% | 52,402 psi | 85% | 3035 fps | 99.4% |
| ADI AR 2206H | <<locked>> | 84% | 52,953 psi | 85% | 2986 fps | 99.9% |
| ADI AR 2208 | <<locked>> | 90% | 53,969 psi | 87% | 2982 fps | 99.7% |
| ADI Benchmark 8208 | <<locked>> | 84% | 55,303 psi | 89% | 2986 fps | 100% |
| Alliant AR-Comp | <<locked>> | 82% | 52,663 psi | 85% | 2910 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 86% | 52,460 psi | 85% | 3100 fps | 99.7% |
| Alliant Reloder- TS 15.5 | <<locked>> | 90% | 54,085 psi | 87% | 3009 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 88% | 54,694 psi | 88% | 3031 fps | 99.8% |
| Alliant Reloder-16 | <<locked>> | 98% | 53,751 psi | 87% | 3097 fps | 99.7% |
| Alliant Reloder-17 | <<locked>> | 94% | 54,810 psi | 88% | 3130 fps | 100% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 41,118 psi | 66% | 2874 fps | 99.1% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 46,340 psi | 75% | 3048 fps | 98.5% |
| Baschieri & Pellagri 107 | <<locked>> | 84% | 52,707 psi | 85% | 2995 fps | 99.5% |
| Bofors RP3 | <<locked>> | 90% | 54,650 psi | 88% | 3022 fps | 100% |
| Bofors RP7 | <<locked>> | 94% | 54,447 psi | 88% | 2986 fps | 97.1% |
| Hodgdon Benchmark | <<locked>> | 82% | 53,417 psi | 86% | 2917 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 84% | 54,810 psi | 88% | 3015 fps | 100% |
| Hodgdon H380 | <<locked>> | 90% | 55,477 psi | 89% | 3035 fps | 99.4% |
| Hodgdon H414 | <<locked>> | 96% | 55,376 psi | 89% | 3091 fps | 98% |
| Hodgdon H4350 | <<locked>> | 94% | 55,767 psi | 90% | 3048 fps | 96.7% |
| Hodgdon H4895 | <<locked>> | 84% | 53,505 psi | 86% | 2995 fps | 100% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 53,345 psi | 86% | 3015 fps | 100% |
| Hodgdon LEVERevolution | <<locked>> | 86% | 52,750 psi | 85% | 3025 fps | 100% |
| Hodgdon Superformance | <<locked>> | 96% | 55,854 psi | 90% | 3123 fps | 97.7% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 35,549 psi | 57% | 1860 fps | 100% |
| Hodgdon VARGET | <<locked>> | 86% | 54,549 psi | 88% | 2995 fps | 100% |
| IMR 3031 | <<locked>> | 84% | 53,548 psi | 86% | 2979 fps | 100% |
| IMR 4064 | <<locked>> | 88% | 53,505 psi | 86% | 2969 fps | 99.8% |
| IMR 4166 Enduron | <<locked>> | 86% | 53,316 psi | 86% | 2943 fps | 97.4% |
| IMR 4350 | <<locked>> | 98% | 54,810 psi | 88% | 3015 fps | 97.3% |
| IMR 4451 Enduron | <<locked>> | 92% | 53,258 psi | 86% | 2969 fps | 97.4% |
| IMR 4831 | <<locked>> | 98% | 53,098 psi | 86% | 3028 fps | 99.5% |
| IMR 4895 | <<locked>> | 86% | 52,431 psi | 85% | 3005 fps | 99.9% |
| IMR 8208 XBR | <<locked>> | 84% | 55,303 psi | 89% | 2986 fps | 100% |
| Lovex D073.6 | <<locked>> | 84% | 52,460 psi | 85% | 2956 fps | 100% |
| Lovex S060 | <<locked>> | 86% | 55,492 psi | 90% | 2959 fps | 100% |
| Lovex S062 | <<locked>> | 88% | 53,127 psi | 86% | 2959 fps | 100% |
| Lovex S065 | <<locked>> | 96% | 55,767 psi | 90% | 3012 fps | 98.9% |
| Lovex S070 | <<locked>> | 96% | 53,635 psi | 87% | 2999 fps | 97.8% |
| Norma 201 | <<locked>> | 86% | 54,882 psi | 89% | 2979 fps | 100% |
| Norma 202 | <<locked>> | 86% | 55,477 psi | 89% | 2979 fps | 100% |
| Norma 203B | <<locked>> | 88% | 53,940 psi | 87% | 3018 fps | 99.9% |
| Norma 204 | <<locked>> | 98% | 55,637 psi | 90% | 3068 fps | 96.1% |
| Norma URP | <<locked>> | 98% | 55,027 psi | 89% | 3077 fps | 99.6% |
| Ramshot Big Game | <<locked>> | 88% | 54,418 psi | 88% | 3041 fps | 99.9% |
| Ramshot Hunter | <<locked>> | 98% | 53,867 psi | 87% | 3071 fps | 98.5% |
| Ramshot TAC | <<locked>> | 84% | 55,259 psi | 89% | 3002 fps | 99% |
| Ramshot Wild Boar | <<locked>> | 84% | 55,158 psi | 89% | 3022 fps | 99.9% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 36,143 psi | 58% | 1906 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 90% | 55,680 psi | 90% | 3015 fps | 98.4% |
| ReloadSwiss RS 52 | <<locked>> | 86% | 55,056 psi | 89% | 3097 fps | 99.8% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 54,462 psi | 88% | 3130 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 96% | 52,388 psi | 84% | 3058 fps | 99.2% |
| ReloadSwiss RS 70 | <<locked>> | 98% | 55,492 psi | 90% | 3146 fps | 99.4% |
| Rottweil R 901 | <<locked>> | 84% | 55,898 psi | 90% | 2963 fps | 100% |
| Rottweil R 902 | <<locked>> | 88% | 55,434 psi | 89% | 2979 fps | 100% |
| Rottweil R 903 | <<locked>> | 92% | 54,447 psi | 88% | 3015 fps | 100% |
| Rottweil R 907 | <<locked>> | 94% | 54,447 psi | 88% | 2986 fps | 97.1% |
| Shooters World Long Rifle | <<locked>> | 96% | 55,767 psi | 90% | 3012 fps | 98.9% |
| Shooters World Match Rifle | <<locked>> | 84% | 52,460 psi | 85% | 2956 fps | 100% |
| Shooters World Precision | <<locked>> | 88% | 53,127 psi | 86% | 2959 fps | 100% |
| Shooters World SW4350 | <<locked>> | 96% | 53,635 psi | 87% | 2999 fps | 97.8% |
| SNPE Vectan SP 11 | <<locked>> | 90% | 52,591 psi | 85% | 3018 fps | 99.8% |
| SNPE Vectan SP 7 | <<locked>> | 84% | 53,722 psi | 87% | 2976 fps | 99.1% |
| SNPE Vectan SP 9 | <<locked>> | 86% | 54,708 psi | 88% | 3005 fps | 99.9% |
| SNPE Vectan Tubal 3000 | <<locked>> | 84% | 52,823 psi | 85% | 2864 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 90% | 53,185 psi | 86% | 2864 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 94% | 52,866 psi | 85% | 2913 fps | 97.4% |
| Somchem S335 | <<locked>> | 86% | 55,709 psi | 90% | 2910 fps | 100% |
| Somchem S341 | <<locked>> | 84% | 53,679 psi | 87% | 2972 fps | 99.9% |
| Somchem S355 | <<locked>> | 92% | 54,824 psi | 88% | 3012 fps | 100% |
| Somchem S365ᴾ | <<locked>> | 100% | 53,287 psi | 86% | 3081 fps | 100% |
| Somchem S385ᴾ | <<locked>> | 100% | 49,516 psi | 80% | 2956 fps | 96.1% |
| Vihtavuori N130 | <<locked>> | 82% | 55,811 psi | 90% | 2874 fps | 100% |
| Vihtavuori N133 | <<locked>> | 84% | 53,127 psi | 86% | 2851 fps | 100% |
| Vihtavuori N135 | <<locked>> | 88% | 55,172 psi | 89% | 2940 fps | 100% |
| Vihtavuori N140 | <<locked>> | 88% | 55,912 psi | 90% | 2956 fps | 100% |
| Vihtavuori N150 | <<locked>> | 92% | 52,721 psi | 85% | 2936 fps | 100% |
| Vihtavuori N160 | <<locked>> | 96% | 53,896 psi | 87% | 3018 fps | 99.4% |
| Vihtavuori N530 | <<locked>> | 84% | 55,405 psi | 89% | 2979 fps | 100% |
| Vihtavuori N540 | <<locked>> | 88% | 54,462 psi | 88% | 2956 fps | 100% |
| Vihtavuori N550 | <<locked>> | 96% | 53,098 psi | 86% | 3025 fps | 99.3% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 45,397 psi | 73% | 2953 fps | 98.9% |
| Winchester 6.5 StaBALL | <<locked>> | 96% | 54,186 psi | 87% | 2995 fps | 100% |
| Winchester 748 | <<locked>> | 84% | 55,695 psi | 90% | 3031 fps | 100% |
| Winchester 760 | <<locked>> | 96% | 55,376 psi | 89% | 3091 fps | 98% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 36,898 psi | 60% | 2881 fps | 99% |
| Winchester StaBALL Match | <<locked>> | 86% | 54,708 psi | 88% | 3015 fps | 100% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 24"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 50,401 psi | 81% | 2831 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 43,076 psi | 69% | 2753 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 50,415 psi | 81% | 2913 fps | 100% |
| Accurate 2700 | <<locked>> | 84% | 48,211 psi | 78% | 2835 fps | 95.5% |
| Accurate 3100 | <<locked>> | 98% | 40,422 psi | 65% | 2785 fps | 95.5% |
| Accurate 4064 | <<locked>> | 80% | 40,756 psi | 66% | 2749 fps | 100% |
| Accurate 4350 | <<locked>> | 84% | 34,693 psi | 56% | 2677 fps | 95.4% |
| ADI AR 2206H | <<locked>> | 80% | 46,601 psi | 75% | 2871 fps | 99.3% |
| ADI AR 2208 | <<locked>> | 80% | 39,595 psi | 64% | 2713 fps | 97.6% |
| ADI Benchmark 8208 | <<locked>> | 80% | 48,704 psi | 79% | 2881 fps | 99.9% |
| Alliant AR-Comp | <<locked>> | 80% | 49,385 psi | 80% | 2861 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 42,598 psi | 69% | 2907 fps | 98.2% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 39,276 psi | 63% | 2733 fps | 98.8% |
| Alliant Reloder-15 | <<locked>> | 80% | 42,293 psi | 68% | 2802 fps | 98.3% |
| Alliant Reloder-16 | <<locked>> | 84% | 34,563 psi | 56% | 2684 fps | 95.4% |
| Alliant Reloder-17 | 35.4 gr | 80% | 33,968 psi | 55% | 2697 fps | 97.1% |
| Alliant Reloder-23 | <<locked>> | 90% | 30,182 psi | 49% | 2585 fps | 95.2% |
| Alliant Reloder-26 | <<locked>> | 94% | 37,492 psi | 60% | 2841 fps | 95.8% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 45,745 psi | 74% | 2871 fps | 98.5% |
| Bofors RP3 | <<locked>> | 80% | 38,986 psi | 63% | 2736 fps | 98.8% |
| Bofors RP7 | <<locked>> | 88% | 45,440 psi | 73% | 2825 fps | 95% |
| Hodgdon Benchmark | <<locked>> | 80% | 50,343 psi | 81% | 2864 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 80% | 47,834 psi | 77% | 2900 fps | 100% |
| Hodgdon H380 | <<locked>> | 80% | 39,871 psi | 64% | 2743 fps | 96.5% |
| Hodgdon H414 | <<locked>> | 90% | 45,310 psi | 73% | 2907 fps | 95.8% |
| Hodgdon H4350 | <<locked>> | 90% | 49,095 psi | 79% | 2930 fps | 95.2% |
| Hodgdon H4895 | <<locked>> | 80% | 47,094 psi | 76% | 2884 fps | 99.6% |
| Hodgdon Hybrid 100V | <<locked>> | 82% | 29,892 psi | 48% | 2523 fps | 95.4% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 43,178 psi | 70% | 2854 fps | 99.5% |
| Hodgdon Superformance | 42.1 gr | 90% | 45,063 psi | 73% | 2923 fps | 95% |
| Hodgdon TrailBoss | <<locked>> | 80% | 26,600 psi | 43% | 1667 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 45,165 psi | 73% | 2831 fps | 99.4% |
| IMR 3031 | <<locked>> | 80% | 46,717 psi | 75% | 2874 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 41,582 psi | 67% | 2749 fps | 98.2% |
| IMR 4166 Enduron | <<locked>> | 80% | 43,976 psi | 71% | 2769 fps | 95.2% |
| IMR 4350 | <<locked>> | 92% | 45,455 psi | 73% | 2844 fps | 95.1% |
| IMR 4451 Enduron | <<locked>> | 86% | 44,295 psi | 71% | 2802 fps | 95.2% |
| IMR 4831 | <<locked>> | 84% | 33,402 psi | 54% | 2628 fps | 95% |
| IMR 4895 | <<locked>> | 80% | 43,352 psi | 70% | 2838 fps | 98.9% |
| IMR 8208 XBR | <<locked>> | 80% | 48,704 psi | 79% | 2881 fps | 99.9% |
| Lovex D073.6 | <<locked>> | 80% | 45,977 psi | 74% | 2848 fps | 100% |
| Lovex S060 | <<locked>> | 80% | 46,470 psi | 75% | 2805 fps | 99.3% |
| Lovex S062 | <<locked>> | 80% | 41,698 psi | 67% | 2756 fps | 99.4% |
| Lovex S065 | <<locked>> | 84% | 38,725 psi | 62% | 2690 fps | 95.2% |
| Lovex S070 | <<locked>> | 90% | 44,469 psi | 72% | 2831 fps | 95.7% |
| Norma 201 | <<locked>> | 80% | 45,426 psi | 73% | 2815 fps | 99.8% |
| Norma 202 | <<locked>> | 80% | 45,861 psi | 74% | 2825 fps | 100% |
| Norma 203B | <<locked>> | 80% | 41,669 psi | 67% | 2792 fps | 98.6% |
| Norma 204 | <<locked>> | 96% | 51,880 psi | 84% | 3002 fps | 95.2% |
| Norma URP | <<locked>> | 84% | 34,911 psi | 56% | 2677 fps | 95.3% |
| Ramshot Big Game | <<locked>> | 80% | 41,321 psi | 67% | 2805 fps | 98.4% |
| Ramshot Hunter | <<locked>> | 90% | 41,321 psi | 67% | 2831 fps | 95.6% |
| Ramshot TAC | <<locked>> | 80% | 48,501 psi | 78% | 2884 fps | 97.9% |
| Ramshot Wild Boar | <<locked>> | 80% | 48,283 psi | 78% | 2907 fps | 99.5% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,919 psi | 43% | 1706 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 82% | 42,960 psi | 69% | 2782 fps | 95.7% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 44,773 psi | 72% | 2913 fps | 98.7% |
| ReloadSwiss RS 60 | <<locked>> | 80% | 36,158 psi | 58% | 2769 fps | 99.6% |
| ReloadSwiss RS 62 | <<locked>> | 86% | 36,709 psi | 59% | 2746 fps | 95.8% |
| ReloadSwiss RS 70 | 39.6 gr | 88% | 39,392 psi | 64% | 2822 fps | 95.9% |
| Rottweil R 901 | <<locked>> | 80% | 49,617 psi | 80% | 2864 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 43,497 psi | 70% | 2772 fps | 99.6% |
| Rottweil R 903 | <<locked>> | 80% | 36,782 psi | 59% | 2677 fps | 98.1% |
| Rottweil R 907 | <<locked>> | 88% | 45,440 psi | 73% | 2825 fps | 95% |
| Shooters World Long Rifle | <<locked>> | 84% | 38,725 psi | 62% | 2690 fps | 95.2% |
| Shooters World Match Rifle | <<locked>> | 80% | 45,977 psi | 74% | 2848 fps | 100% |
| Shooters World Precision | <<locked>> | 80% | 41,698 psi | 67% | 2756 fps | 99.4% |
| Shooters World SW4350 | <<locked>> | 90% | 44,469 psi | 72% | 2831 fps | 95.7% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 37,855 psi | 61% | 2733 fps | 97.7% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 46,891 psi | 76% | 2858 fps | 98.1% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 45,121 psi | 73% | 2838 fps | 99.1% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 46,673 psi | 75% | 2766 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 38,943 psi | 63% | 2625 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 88% | 43,236 psi | 70% | 2740 fps | 95.1% |
| Somchem S335 | <<locked>> | 80% | 46,311 psi | 75% | 2766 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 46,572 psi | 75% | 2851 fps | 99.3% |
| Somchem S355 | <<locked>> | 80% | 37,434 psi | 60% | 2684 fps | 98.1% |
| Somchem S365 | <<locked>> | 80% | 27,398 psi | 44% | 2507 fps | 95.7% |
| Somchem S385 | <<locked>> | 98% | 46,180 psi | 74% | 2894 fps | 95.2% |
| Vihtavuori N130 | <<locked>> | 80% | 52,533 psi | 85% | 2828 fps | 100% |
| Vihtavuori N133 | <<locked>> | 80% | 47,021 psi | 76% | 2756 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 42,859 psi | 69% | 2746 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 43,482 psi | 70% | 2756 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 35,737 psi | 58% | 2618 fps | 98.8% |
| Vihtavuori N160 | <<locked>> | 84% | 36,448 psi | 59% | 2680 fps | 95.8% |
| Vihtavuori N530 | <<locked>> | 80% | 48,602 psi | 78% | 2871 fps | 100% |
| Vihtavuori N540 | <<locked>> | 80% | 41,959 psi | 68% | 2746 fps | 100% |
| Vihtavuori N550 | <<locked>> | 84% | 35,737 psi | 58% | 2677 fps | 95.3% |
| Vihtavuori N555 | <<locked>> | 90% | 32,648 psi | 53% | 2667 fps | 95.4% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 31,560 psi | 51% | 2536 fps | 96.3% |
| Winchester 748 | <<locked>> | 80% | 48,863 psi | 79% | 2923 fps | 100% |
| Winchester 760 | <<locked>> | 88% | 42,598 psi | 69% | 2851 fps | 95% |
| Winchester StaBALL HD | <<locked>> | 94% | 30,356 psi | 49% | 2667 fps | 95.9% |
| Winchester StaBALL Match | <<locked>> | 80% | 44,628 psi | 72% | 2841 fps | 99.4% |
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 112 powders for 6 mm Creedmoor loaded with the .243 | 95gr | Sierra Tipped MatchKing. ReloadSwiss RS 70 delivers the highest muzzle velocity at 3,146 fps; across all powders the maximum-charge window runs from 1,860 fps to 3,146 fps. Accurate 3100 gives the best case fill at 100 %, and 112 of the 112 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (427 MPa), the top charges use 57–90 %, leaving at least 10 % headroom. Accurate 3100, ADI AR 2209, Alliant Reloder-19 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. ReloadSwiss RS 70, Hodgdon Superformance, Alliant Reloder-17 rank at the top here: for 6 mm Creedmoor with the .243 | 95gr | Sierra Tipped MatchKing they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, Alliant Reloder-22, Alliant Reloder-25, Bofors RP15 burn incompletely and react more sensitively to barrel length and temperature. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.