
Load Specifications
Load data in caliber 7.5 x 55 Swiss with .308 | 171gr | Peregrine VRG-2 bullet and 93 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 Hodgdon H414.
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: 31"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 82% | 47,166 psi | 86% | 2654 fps | 100% |
| Accurate 2495 | <<locked>> | 88% | 47,747 psi | 87% | 2720 fps | 100% |
| Accurate 2520 | <<locked>> | 82% | 46,702 psi | 85% | 2736 fps | 100% |
| Accurate 2700 | <<locked>> | 88% | 48,269 psi | 88% | 2713 fps | 96.6% |
| Accurate 4064 | <<locked>> | 90% | 47,703 psi | 87% | 2766 fps | 100% |
| Accurate 4350 | <<locked>> | 98% | 47,036 psi | 85% | 2841 fps | 99.5% |
| ADI AR 2206H | <<locked>> | 86% | 49,356 psi | 90% | 2802 fps | 99.9% |
| ADI AR 2208 | <<locked>> | 90% | 47,587 psi | 86% | 2756 fps | 99.7% |
| ADI Benchmark 8208 | <<locked>> | 84% | 48,631 psi | 88% | 2753 fps | 100% |
| Alliant AR-Comp | <<locked>> | 84% | 48,559 psi | 88% | 2726 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 88% | 48,414 psi | 88% | 2913 fps | 99.8% |
| Alliant Reloder- TS 15.5 | <<locked>> | 90% | 46,818 psi | 85% | 2776 fps | 100% |
| Alliant Reloder-15 | <<locked>> | 88% | 47,384 psi | 86% | 2792 fps | 99.7% |
| Alliant Reloder-16ᴾ | <<locked>> | 100% | 49,298 psi | 89% | 2904 fps | 99.8% |
| Alliant Reloder-17 | <<locked>> | 94% | 46,920 psi | 85% | 2887 fps | 100% |
| Alliant Reloder-23ᴾ | <<locked>> | 100% | 34,809 psi | 63% | 2644 fps | 98.7% |
| Alliant Reloder-26ᴾ | <<locked>> | 100% | 38,276 psi | 69% | 2789 fps | 97.8% |
| Baschieri & Pellagri 107 | <<locked>> | 86% | 48,965 psi | 89% | 2818 fps | 99.6% |
| Bofors RP3 | <<locked>> | 92% | 49,821 psi | 90% | 2831 fps | 100% |
| Bofors RP7 | <<locked>> | 94% | 47,616 psi | 86% | 2753 fps | 96.8% |
| Hodgdon Benchmark | <<locked>> | 82% | 47,776 psi | 87% | 2694 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 84% | 47,282 psi | 86% | 2782 fps | 100% |
| Hodgdon CFE223 | <<locked>> | 82% | 48,979 psi | 89% | 2877 fps | 99.9% |
| Hodgdon H380 | <<locked>> | 90% | 48,080 psi | 87% | 2799 fps | 99.2% |
| Hodgdon H414 | <<locked>> | 96% | 47,021 psi | 85% | 2841 fps | 97.5% |
| Hodgdon H4350 | <<locked>> | 94% | 48,385 psi | 88% | 2805 fps | 96.3% |
| Hodgdon H4895 | <<locked>> | 86% | 49,792 psi | 90% | 2812 fps | 100% |
| Hodgdon Hybrid 100Vᴾ | <<locked>> | 100% | 45,513 psi | 83% | 2779 fps | 99.9% |
| Hodgdon LEVERevolution | <<locked>> | 88% | 48,544 psi | 88% | 2841 fps | 100% |
| Hodgdon Superformance | <<locked>> | 96% | 47,616 psi | 86% | 2867 fps | 97.1% |
| Hodgdon TrailBossᴾ | <<locked>> | 100% | 34,809 psi | 63% | 1706 fps | 100% |
| Hodgdon VARGET | <<locked>> | 86% | 48,138 psi | 87% | 2769 fps | 100% |
| IMR 3031 | <<locked>> | 86% | 49,211 psi | 89% | 2792 fps | 100% |
| IMR 4064 | <<locked>> | 88% | 46,876 psi | 85% | 2733 fps | 99.7% |
| IMR 4166 Enduron | <<locked>> | 86% | 47,282 psi | 86% | 2713 fps | 97.2% |
| IMR 4350 | <<locked>> | 98% | 47,761 psi | 87% | 2779 fps | 96.9% |
| IMR 4451 Enduron | <<locked>> | 94% | 49,864 psi | 90% | 2792 fps | 97.7% |
| IMR 4831ᴾ | <<locked>> | 100% | 47,921 psi | 87% | 2835 fps | 99.6% |
| IMR 4895 | <<locked>> | 88% | 48,573 psi | 88% | 2825 fps | 100% |
| IMR 8208 XBR | <<locked>> | 84% | 48,631 psi | 88% | 2753 fps | 100% |
| Lovex D073.6 | <<locked>> | 86% | 48,225 psi | 88% | 2772 fps | 100% |
| Lovex S060 | <<locked>> | 86% | 49,777 psi | 90% | 2736 fps | 99.9% |
| Lovex S062 | <<locked>> | 90% | 49,545 psi | 90% | 2782 fps | 100% |
| Lovex S065 | <<locked>> | 96% | 48,544 psi | 88% | 2779 fps | 98.7% |
| Lovex S070 | <<locked>> | 98% | 49,197 psi | 89% | 2812 fps | 98% |
| Norma 201 | <<locked>> | 86% | 48,153 psi | 87% | 2746 fps | 100% |
| Norma 202 | <<locked>> | 86% | 48,776 psi | 89% | 2753 fps | 100% |
| Norma 203B | <<locked>> | 90% | 49,748 psi | 90% | 2831 fps | 100% |
| Norma URP | <<locked>> | 98% | 46,862 psi | 85% | 2838 fps | 99.4% |
| Ramshot Big Game | <<locked>> | 88% | 46,528 psi | 84% | 2802 fps | 99.8% |
| Ramshot Hunterᴾ | <<locked>> | 100% | 49,052 psi | 89% | 2881 fps | 98.6% |
| Ramshot TAC | <<locked>> | 84% | 48,820 psi | 89% | 2769 fps | 98.8% |
| Ramshot Wild Boar | <<locked>> | 84% | 48,240 psi | 88% | 2792 fps | 99.9% |
| Ramshot X-Terminator | <<locked>> | 82% | 49,690 psi | 90% | 2759 fps | 99.9% |
| ReloadSwiss RS 14ᴾ | <<locked>> | 100% | 35,259 psi | 64% | 1749 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 90% | 48,704 psi | 88% | 2779 fps | 98.2% |
| ReloadSwiss RS 52 | <<locked>> | 86% | 47,152 psi | 86% | 2854 fps | 99.7% |
| ReloadSwiss RS 60 | <<locked>> | 92% | 46,615 psi | 85% | 2887 fps | 100% |
| ReloadSwiss RS 62 | <<locked>> | 98% | 46,673 psi | 85% | 2864 fps | 99.3% |
| ReloadSwiss RS 70 | <<locked>> | 98% | 47,253 psi | 86% | 2890 fps | 99.1% |
| Rottweil R 901 | <<locked>> | 84% | 49,037 psi | 89% | 2726 fps | 100% |
| Rottweil R 902 | <<locked>> | 88% | 48,631 psi | 88% | 2746 fps | 100% |
| Rottweil R 903 | <<locked>> | 94% | 49,676 psi | 90% | 2822 fps | 100% |
| Rottweil R 907 | <<locked>> | 94% | 47,616 psi | 86% | 2753 fps | 96.8% |
| Shooters World Long Rifle | <<locked>> | 96% | 48,544 psi | 88% | 2779 fps | 98.7% |
| Shooters World Match Rifle | <<locked>> | 86% | 48,225 psi | 88% | 2772 fps | 100% |
| Shooters World Precision | <<locked>> | 90% | 49,545 psi | 90% | 2782 fps | 100% |
| Shooters World SW4350 | <<locked>> | 98% | 49,197 psi | 89% | 2812 fps | 98% |
| SNPE Vectan SP 11 | <<locked>> | 92% | 48,327 psi | 88% | 2838 fps | 99.9% |
| SNPE Vectan SP 7 | <<locked>> | 84% | 46,905 psi | 85% | 2743 fps | 98.9% |
| SNPE Vectan SP 9 | <<locked>> | 86% | 48,037 psi | 87% | 2776 fps | 99.9% |
| SNPE Vectan Tubal 3000 | <<locked>> | 84% | 46,934 psi | 85% | 2641 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 90% | 46,862 psi | 85% | 2644 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 96% | 48,834 psi | 89% | 2730 fps | 97.6% |
| Somchem S321 | <<locked>> | 82% | 49,284 psi | 89% | 2785 fps | 100% |
| Somchem S335 | <<locked>> | 86% | 49,298 psi | 89% | 2687 fps | 100% |
| Somchem S341 | <<locked>> | 84% | 46,514 psi | 84% | 2736 fps | 99.8% |
| Somchem S355 | <<locked>> | 92% | 47,398 psi | 86% | 2776 fps | 100% |
| Somchem S365ᴾ | <<locked>> | 100% | 44,672 psi | 81% | 2838 fps | 100% |
| Vihtavuori N133 | <<locked>> | 84% | 47,195 psi | 86% | 2631 fps | 100% |
| Vihtavuori N135 | <<locked>> | 88% | 48,037 psi | 87% | 2710 fps | 100% |
| Vihtavuori N140 | <<locked>> | 88% | 49,153 psi | 89% | 2730 fps | 100% |
| Vihtavuori N150 | <<locked>> | 94% | 48,573 psi | 88% | 2756 fps | 100% |
| Vihtavuori N160 | <<locked>> | 98% | 49,414 psi | 90% | 2831 fps | 99.5% |
| Vihtavuori N530 | <<locked>> | 84% | 48,849 psi | 89% | 2749 fps | 100% |
| Vihtavuori N540 | <<locked>> | 88% | 47,485 psi | 86% | 2733 fps | 100% |
| Vihtavuori N550 | <<locked>> | 98% | 48,240 psi | 88% | 2838 fps | 99.4% |
| Vihtavuori N555ᴾ | <<locked>> | 100% | 37,173 psi | 67% | 2713 fps | 98.6% |
| Winchester 6.5 StaBALL | <<locked>> | 96% | 46,644 psi | 85% | 2759 fps | 100% |
| Winchester 748 | <<locked>> | 84% | 48,486 psi | 88% | 2802 fps | 100% |
| Winchester 760 | <<locked>> | 96% | 47,326 psi | 86% | 2844 fps | 97.6% |
| Winchester StaBALL HDᴾ | <<locked>> | 100% | 30,806 psi | 56% | 2631 fps | 98.3% |
| Winchester StaBALL Match | <<locked>> | 86% | 47,471 psi | 86% | 2782 fps | 100% |
Recommended = one of the top powders for this cartridge and bullet combination.
Start Load - Barrel Length: 31"
| Powder | Charge | FR | MaxP | % | V(0) | z |
|---|---|---|---|---|---|---|
| Accurate 2015 | <<locked>> | 80% | 44,382 psi | 81% | 2612 fps | 100% |
| Accurate 2495 | <<locked>> | 80% | 36,361 psi | 66% | 2533 fps | 100% |
| Accurate 2520 | <<locked>> | 80% | 43,395 psi | 79% | 2684 fps | 100% |
| Accurate 2700 | <<locked>> | 84% | 42,192 psi | 77% | 2608 fps | 95.1% |
| Accurate 4064 | <<locked>> | 80% | 34,461 psi | 63% | 2530 fps | 100% |
| Accurate 4350 | <<locked>> | 86% | 30,530 psi | 55% | 2510 fps | 95.8% |
| ADI AR 2206H | <<locked>> | 80% | 40,872 psi | 74% | 2651 fps | 99.3% |
| ADI AR 2208 | <<locked>> | 80% | 34,737 psi | 63% | 2507 fps | 97.5% |
| ADI Benchmark 8208 | <<locked>> | 80% | 43,004 psi | 78% | 2661 fps | 99.9% |
| Alliant AR-Comp | <<locked>> | 80% | 42,380 psi | 77% | 2635 fps | 100% |
| Alliant Power Pro 2000-MR | <<locked>> | 80% | 36,825 psi | 67% | 2677 fps | 98% |
| Alliant Reloder- TS 15.5 | <<locked>> | 80% | 33,794 psi | 61% | 2523 fps | 98.7% |
| Alliant Reloder-15 | <<locked>> | 80% | 36,637 psi | 66% | 2589 fps | 98.2% |
| Alliant Reloder-16 | <<locked>> | 84% | 29,936 psi | 54% | 2477 fps | 95.2% |
| Alliant Reloder-17 | 45.7 gr | 80% | 29,182 psi | 53% | 2490 fps | 96.9% |
| Alliant Reloder-23 | <<locked>> | 92% | 27,108 psi | 49% | 2431 fps | 95.7% |
| Alliant Reloder-26 | <<locked>> | 96% | 33,315 psi | 60% | 2664 fps | 96% |
| Baschieri & Pellagri 107 | <<locked>> | 80% | 39,900 psi | 72% | 2654 fps | 98.4% |
| Bofors RP3 | <<locked>> | 80% | 33,069 psi | 60% | 2523 fps | 98.7% |
| Bofors RP7 | <<locked>> | 90% | 42,032 psi | 76% | 2651 fps | 95.5% |
| Hodgdon Benchmark | <<locked>> | 80% | 44,831 psi | 81% | 2644 fps | 100% |
| Hodgdon BL-C2 | <<locked>> | 80% | 41,220 psi | 75% | 2680 fps | 100% |
| Hodgdon CFE223 | <<locked>> | 80% | 45,513 psi | 83% | 2818 fps | 99.6% |
| Hodgdon H380 | <<locked>> | 80% | 34,258 psi | 62% | 2526 fps | 96.3% |
| Hodgdon H414 | 50.3 gr | 90% | 38,638 psi | 70% | 2677 fps | 95.4% |
| Hodgdon H4350 | <<locked>> | 92% | 45,353 psi | 82% | 2749 fps | 95.6% |
| Hodgdon H4895 | <<locked>> | 80% | 41,176 psi | 75% | 2664 fps | 99.6% |
| Hodgdon Hybrid 100V | <<locked>> | 82% | 25,556 psi | 46% | 2323 fps | 95.1% |
| Hodgdon LEVERevolution | <<locked>> | 80% | 36,999 psi | 67% | 2631 fps | 99.4% |
| Hodgdon Superformance | <<locked>> | 92% | 41,307 psi | 75% | 2746 fps | 95.4% |
| Hodgdon TrailBoss | <<locked>> | 80% | 25,947 psi | 47% | 1529 fps | 100% |
| Hodgdon VARGET | <<locked>> | 80% | 39,566 psi | 72% | 2615 fps | 99.4% |
| IMR 3031 | <<locked>> | 80% | 40,422 psi | 73% | 2651 fps | 100% |
| IMR 4064 | <<locked>> | 80% | 36,419 psi | 66% | 2536 fps | 98.2% |
| IMR 4166 Enduron | <<locked>> | 80% | 39,001 psi | 71% | 2552 fps | 95.1% |
| IMR 4350 | <<locked>> | 94% | 42,003 psi | 76% | 2674 fps | 95.5% |
| IMR 4451 Enduron | <<locked>> | 86% | 38,914 psi | 71% | 2585 fps | 95% |
| IMR 4831 | <<locked>> | 86% | 29,965 psi | 54% | 2470 fps | 95.6% |
| IMR 4895 | <<locked>> | 80% | 37,492 psi | 68% | 2618 fps | 98.9% |
| IMR 8208 XBR | <<locked>> | 80% | 43,004 psi | 78% | 2661 fps | 99.9% |
| Lovex D073.6 | <<locked>> | 80% | 39,334 psi | 71% | 2625 fps | 100% |
| Lovex S060 | <<locked>> | 80% | 41,336 psi | 75% | 2589 fps | 99.3% |
| Lovex S062 | <<locked>> | 80% | 36,085 psi | 65% | 2539 fps | 99.4% |
| Lovex S065 | <<locked>> | 86% | 35,578 psi | 65% | 2530 fps | 95.8% |
| Lovex S070 | <<locked>> | 90% | 38,174 psi | 69% | 2605 fps | 95.4% |
| Norma 201 | <<locked>> | 80% | 39,740 psi | 72% | 2598 fps | 99.7% |
| Norma 202 | <<locked>> | 80% | 39,972 psi | 73% | 2608 fps | 100% |
| Norma 203B | <<locked>> | 80% | 36,013 psi | 65% | 2575 fps | 98.5% |
| Norma URP | <<locked>> | 84% | 29,515 psi | 54% | 2464 fps | 95% |
| Ramshot Big Game | <<locked>> | 80% | 35,404 psi | 64% | 2585 fps | 98.3% |
| Ramshot Hunter | <<locked>> | 90% | 35,404 psi | 64% | 2612 fps | 95.2% |
| Ramshot TAC | <<locked>> | 80% | 42,859 psi | 78% | 2664 fps | 97.8% |
| Ramshot Wild Boar | <<locked>> | 80% | 41,930 psi | 76% | 2680 fps | 99.4% |
| Ramshot X-Terminator | <<locked>> | 80% | 46,398 psi | 84% | 2703 fps | 99.7% |
| ReloadSwiss RS 14 | <<locked>> | 80% | 26,208 psi | 48% | 1565 fps | 100% |
| ReloadSwiss RS 50 | <<locked>> | 82% | 37,231 psi | 68% | 2562 fps | 95.4% |
| ReloadSwiss RS 52 | <<locked>> | 80% | 38,043 psi | 69% | 2684 fps | 98.6% |
| ReloadSwiss RS 60 | 45.7 gr | 80% | 31,154 psi | 57% | 2559 fps | 99.5% |
| ReloadSwiss RS 62 | <<locked>> | 86% | 30,864 psi | 56% | 2533 fps | 95.4% |
| ReloadSwiss RS 70 | <<locked>> | 88% | 33,620 psi | 61% | 2592 fps | 95.4% |
| Rottweil R 901 | <<locked>> | 80% | 43,555 psi | 79% | 2638 fps | 100% |
| Rottweil R 902 | <<locked>> | 80% | 37,840 psi | 69% | 2552 fps | 99.5% |
| Rottweil R 903 | <<locked>> | 80% | 31,183 psi | 57% | 2467 fps | 98% |
| Rottweil R 907 | <<locked>> | 90% | 42,032 psi | 76% | 2651 fps | 95.5% |
| Shooters World Long Rifle | <<locked>> | 86% | 35,578 psi | 65% | 2530 fps | 95.8% |
| Shooters World Match Rifle | <<locked>> | 80% | 39,334 psi | 71% | 2625 fps | 100% |
| Shooters World Precision | <<locked>> | 80% | 36,085 psi | 65% | 2539 fps | 99.4% |
| Shooters World SW4350 | <<locked>> | 90% | 38,174 psi | 69% | 2605 fps | 95.4% |
| SNPE Vectan SP 11 | <<locked>> | 80% | 32,416 psi | 59% | 2523 fps | 97.5% |
| SNPE Vectan SP 7 | <<locked>> | 80% | 40,640 psi | 74% | 2631 fps | 97.9% |
| SNPE Vectan SP 9 | <<locked>> | 80% | 39,392 psi | 71% | 2621 fps | 99.1% |
| SNPE Vectan Tubal 3000 | <<locked>> | 80% | 41,510 psi | 75% | 2552 fps | 100% |
| SNPE Vectan Tubal 5000 | <<locked>> | 80% | 34,258 psi | 62% | 2428 fps | 100% |
| SNPE Vectan Tubal 7000 | <<locked>> | 90% | 39,755 psi | 72% | 2575 fps | 95.6% |
| Somchem S321 | <<locked>> | 80% | 46,209 psi | 84% | 2736 fps | 100% |
| Somchem S335 | <<locked>> | 80% | 40,930 psi | 74% | 2556 fps | 100% |
| Somchem S341 | <<locked>> | 80% | 40,611 psi | 74% | 2635 fps | 99.2% |
| Somchem S355 | <<locked>> | 80% | 32,213 psi | 58% | 2477 fps | 98% |
| Somchem S365 | <<locked>> | 80% | 23,105 psi | 42% | 2303 fps | 95.3% |
| Vihtavuori N133 | <<locked>> | 80% | 41,814 psi | 76% | 2546 fps | 100% |
| Vihtavuori N135 | <<locked>> | 80% | 37,101 psi | 67% | 2536 fps | 100% |
| Vihtavuori N140 | <<locked>> | 80% | 37,985 psi | 69% | 2546 fps | 100% |
| Vihtavuori N150 | <<locked>> | 80% | 30,618 psi | 56% | 2415 fps | 98.7% |
| Vihtavuori N160 | <<locked>> | 84% | 30,951 psi | 56% | 2464 fps | 95.5% |
| Vihtavuori N530 | <<locked>> | 80% | 42,757 psi | 78% | 2651 fps | 99.9% |
| Vihtavuori N540 | <<locked>> | 80% | 36,419 psi | 66% | 2539 fps | 100% |
| Vihtavuori N550 | <<locked>> | 84% | 30,255 psi | 55% | 2467 fps | 95.1% |
| Vihtavuori N555 | <<locked>> | 92% | 28,543 psi | 52% | 2500 fps | 95.7% |
| Winchester 6.5 StaBALL | <<locked>> | 80% | 27,427 psi | 50% | 2343 fps | 96.1% |
| Winchester 748 | <<locked>> | 80% | 42,177 psi | 77% | 2697 fps | 100% |
| Winchester 760 | <<locked>> | 90% | 38,638 psi | 70% | 2677 fps | 95.4% |
| Winchester StaBALL HD | <<locked>> | 96% | 27,137 psi | 49% | 2503 fps | 96.2% |
| Winchester StaBALL Match | <<locked>> | 80% | 38,522 psi | 70% | 2621 fps | 99.3% |
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 110 powders for 7.5 x 55 Swiss loaded with the .308 | 171gr | Peregrine VRG-2. Alliant Power Pro 2000-MR delivers the highest muzzle velocity at 2,913 fps; across all powders the maximum-charge window runs from 1,706 fps to 2,913 fps. Accurate 3100 gives the best case fill at 100 %, and 110 of the 110 powders fall inside the usable 80–100 % fill window.
Relative to the caliber's maximum pressure (380 MPa), the top charges use 53–90 %, leaving at least 10 % headroom. The 171.0 gr projectile in 0.308" calls for a 1:14.5 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, Hodgdon H414 rank at the top here: for 7.5 x 55 Swiss with the .308 | 171gr | Peregrine VRG-2 they combine a high case fill with complete burn and sit in the upper velocity band. As outliers, ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22 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.