Load data for 6 x 47 SM + .243 | 95gr | ShellHouse Castings SP Hard Cast

6 x 47 SM cartridge drawing
ShellHouse Castings logo

Load Specifications

Bullet Manufacturer:ShellHouse Castings
Bullet Weight:95 gr
Bullet Diameter:0.243"
Bullet Length:<<locked>>
Case Length (l3):1.845"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:45.9 Grains of Water
Primer Size:Large Rifle (LR)
Barrel Length:24"
Max. allowed Pressure:56,565 psi
Recommended Twist Rate:1:12.0

Load data in caliber 6 x 47 SM with .243 | 95gr | ShellHouse Castings SP Hard Cast bullet and 85 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ReloadSwiss RS 60, Alliant Reloder-17 and Alliant Power Pro 2000-MR.

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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Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>86%51,039 psi90%2815 fps100%
Accurate 2460<<locked>>82%48,979 psi87%2828 fps100%
Accurate 2495<<locked>>92%50,778 psi90%2861 fps100%
Accurate 2520<<locked>>86%48,979 psi87%2874 fps100%
Accurate 4064<<locked>>92%47,587 psi84%2854 fps100%
Accurate 4350ᴾ<<locked>>100%47,543 psi84%2917 fps97.9%
ADI AR 2206H<<locked>>88%50,256 psi89%2899 fps99.2%
ADI AR 2208<<locked>>92%48,414 psi86%2846 fps98.5%
ADI Benchmark 8208<<locked>>86%49,850 psi88%2861 fps99.7%
Alliant AR-Comp<<locked>>86%49,313 psi87%2842 fps100%
Alliant Power Pro 1200-R<<locked>>82%51,039 psi90%2963 fps99.6%
Alliant Power Pro 2000-MR<<locked>>90%49,530 psi88%3001 fps98.7%
Alliant Reloder- TS 15.5<<locked>>94%50,807 psi90%2920 fps99.7%
Alliant Reloder-10x<<locked>>82%50,633 psi90%2819 fps100%
Alliant Reloder-15<<locked>>90%47,921 psi85%2877 fps98.5%
Alliant Reloder-16ᴾ<<locked>>100%47,210 psi83%2930 fps98.1%
Alliant Reloder-17<<locked>>96%47,659 psi84%2967 fps99.4%
Baschieri & Pellagri 107<<locked>>88%50,038 psi88%2910 fps98.4%
Bofors RP3<<locked>>94%50,502 psi89%2925 fps99.7%
Hodgdon Benchmark<<locked>>84%48,457 psi86%2794 fps99.8%
Hodgdon BL-C2<<locked>>86%47,950 psi85%2874 fps99.8%
Hodgdon CFE223<<locked>>84%49,835 psi88%2969 fps98.9%
Hodgdon H322<<locked>>84%49,545 psi88%2850 fps100%
Hodgdon H380<<locked>>92%48,588 psi86%2879 fps97.6%
Hodgdon H4895<<locked>>88%50,705 psi90%2912 fps99.5%
Hodgdon Hybrid 100Vᴾ<<locked>>100%43,859 psi78%2808 fps98.6%
Hodgdon LEVERevolution<<locked>>92%49,443 psi87%2936 fps99.7%
Hodgdon TrailBossᴾ<<locked>>100%35,027 psi62%1796 fps100%
Hodgdon VARGET<<locked>>90%48,211 psi85%2851 fps99.2%
IMR 3031<<locked>>90%48,675 psi86%2882 fps100%
IMR 4064<<locked>>94%50,053 psi88%2867 fps98.9%
IMR 4831ᴾ<<locked>>100%40,234 psi71%2754 fps96.2%
IMR 4895<<locked>>90%49,124 psi87%2912 fps99.1%
IMR 8208 XBR<<locked>>86%49,850 psi88%2860 fps99.7%
Lovex D073.5<<locked>>82%48,892 psi86%2834 fps99.9%
Lovex D073.6<<locked>>88%48,979 psi87%2873 fps100%
Lovex S060<<locked>>88%50,604 psi89%2834 fps99.2%
Lovex S062<<locked>>92%50,285 psi89%2880 fps99.8%
Lovex S065<<locked>>98%49,153 psi87%2858 fps96.8%
Lovex S070ᴾ<<locked>>100%50,227 psi89%2893 fps95.9%
Norma 201<<locked>>88%48,791 psi86%2845 fps99.7%
Norma 202<<locked>>88%49,530 psi88%2858 fps100%
Norma 203B<<locked>>92%50,575 psi89%2924 fps99.3%
Norma URPᴾ<<locked>>100%47,645 psi84%2915 fps97.8%
Ramshot Big Game<<locked>>92%50,952 psi90%2949 fps99.2%
Ramshot TAC<<locked>>86%50,154 psi89%2867 fps97.2%
Ramshot Wild Boar<<locked>>86%49,400 psi87%2888 fps99.1%
Ramshot X-Terminator<<locked>>84%50,604 psi89%2855 fps99.1%
ReloadSwiss RS 14ᴾ<<locked>>100%35,172 psi62%1834 fps100%
ReloadSwiss RS 40<<locked>>82%49,327 psi87%2844 fps100%
ReloadSwiss RS 50<<locked>>92%49,734 psi88%2866 fps96.2%
ReloadSwiss RS 52<<locked>>90%51,169 psi90%2999 fps99%
ReloadSwiss RS 60<<locked>>96%51,039 psi90%3037 fps100%
ReloadSwiss RS 62ᴾ<<locked>>100%47,718 psi84%2942 fps97.7%
ReloadSwiss RS 70ᴾ<<locked>>100%49,168 psi87%2964 fps97.2%
Rottweil R 901<<locked>>86%49,617 psi88%2835 fps100%
Rottweil R 902<<locked>>90%48,979 psi87%2838 fps99.7%
Rottweil R 903<<locked>>96%50,386 psi89%2915 fps99.6%
Shooters World Long Rifle<<locked>>98%49,153 psi87%2858 fps96.8%
Shooters World Match Rifle<<locked>>88%48,979 psi87%2873 fps100%
Shooters World Precision<<locked>>92%50,285 psi89%2880 fps99.8%
Shooters World SW4350ᴾ<<locked>>100%50,009 psi88%2894 fps95.9%
SNPE Vectan SP 11<<locked>>94%49,400 psi87%2929 fps99.1%
SNPE Vectan SP 7<<locked>>86%47,761 psi84%2833 fps97.3%
SNPE Vectan SP 9<<locked>>88%48,936 psi87%2870 fps99%
SNPE Vectan Tubal 3000<<locked>>88%50,952 psi90%2799 fps100%
SNPE Vectan Tubal 5000<<locked>>94%50,807 psi90%2795 fps100%
Somchem S321<<locked>>84%50,488 psi89%2888 fps99.9%
Somchem S335<<locked>>88%50,125 psi89%2798 fps100%
Somchem S341<<locked>>88%51,053 psi90%2891 fps99.2%
Somchem S355<<locked>>96%51,184 psi90%2917 fps99.6%
Somchem S365ᴾ<<locked>>100%43,279 psi77%2857 fps99.4%
Unknown powder<<locked>>98%48,776 psi86%2923 fps97.4%
Vihtavuori N130<<locked>>84%50,009 psi88%2761 fps100%
Vihtavuori N133<<locked>>90%50,560 psi89%2785 fps100%
Vihtavuori N135<<locked>>90%48,457 psi86%2818 fps100%
Vihtavuori N140<<locked>>90%49,240 psi87%2828 fps100%
Vihtavuori N150ᴾ<<locked>>100%49,951 psi88%2853 fps99.9%
Vihtavuori N160<<locked>>98%50,473 psi89%2900 fps98%
Vihtavuori N530<<locked>>84%49,255 psi87%2863 fps99.7%
Vihtavuori N540<<locked>>90%48,805 psi86%2850 fps100%
Vihtavuori N550<<locked>>98%49,371 psi87%2942 fps98%
Winchester 6.5 StaBALL<<locked>>98%47,863 psi85%2847 fps99.3%
Winchester 748<<locked>>84%49,980 psi88%2913 fps100%
Winchester StaBALL Match<<locked>>82%49,705 psi88%2897 fps99.5%

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

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 2015<<locked>>80%41,727 psi74%2664 fps100%
Accurate 2460<<locked>>80%45,585 psi81%2772 fps100%
Accurate 2495<<locked>>80%33,518 psi59%2552 fps100%
Accurate 2520<<locked>>80%39,204 psi69%2697 fps99.4%
Accurate 4064<<locked>>80%31,778 psi56%2536 fps98.8%
Accurate 4350<<locked>>94%37,811 psi67%2726 fps95.4%
ADI AR 2206H<<locked>>80%38,537 psi68%2671 fps96.9%
ADI AR 2208<<locked>>82%35,157 psi62%2573 fps95%
ADI Benchmark 8208<<locked>>80%40,698 psi72%2690 fps98.6%
Alliant AR-Comp<<locked>>80%39,813 psi70%2689 fps100%
Alliant Power Pro 1200-R<<locked>>80%47,355 psi84%2897 fps99.2%
Alliant Power Pro 2000-MR32.6 gr82%37,579 psi66%2743 fps95.4%
Alliant Reloder- TS 15.5<<locked>>80%31,662 psi56%2524 fps95.6%
Alliant Reloder-10x<<locked>>80%47,529 psi84%2771 fps100%
Alliant Reloder-15<<locked>>82%36,927 psi65%2654 fps95.9%
Alliant Reloder-16<<locked>>94%38,856 psi69%2751 fps95.7%
Alliant Reloder-1733.6 gr86%33,649 psi59%2651 fps95.6%
Baschieri & Pellagri 107<<locked>>80%37,768 psi67%2669 fps95.5%
Bofors RP3<<locked>>80%30,647 psi54%2513 fps95.4%
Hodgdon Benchmark<<locked>>80%42,960 psi76%2694 fps99.3%
Hodgdon BL-C2<<locked>>80%39,015 psi69%2703 fps98.7%
Hodgdon CFE223<<locked>>80%43,076 psi76%2844 fps97.6%
Hodgdon H322<<locked>>80%43,120 psi76%2741 fps100%
Hodgdon H380<<locked>>86%39,784 psi70%2707 fps95.3%
Hodgdon H4895<<locked>>80%38,812 psi69%2682 fps97.6%
Hodgdon Hybrid 100V<<locked>>92%33,156 psi59%2582 fps95.5%
Hodgdon LEVERevolution<<locked>>80%32,866 psi58%2592 fps96.2%
Hodgdon TrailBoss<<locked>>80%25,251 psi45%1597 fps100%
Hodgdon VARGET<<locked>>80%34,548 psi61%2569 fps96.2%
IMR 3031<<locked>>80%34,737 psi61%2620 fps99.9%
IMR 4064<<locked>>82%34,229 psi61%2546 fps95%
IMR 4831<<locked>>98%38,522 psi68%2699 fps95.4%
IMR 4895<<locked>>80%35,157 psi62%2623 fps96%
IMR 8208 XBR<<locked>>80%40,698 psi72%2691 fps98.6%
Lovex D073.5<<locked>>80%45,484 psi80%2776 fps99.7%
Lovex D073.6<<locked>>80%36,724 psi65%2644 fps99.1%
Lovex S060<<locked>>80%39,320 psi70%2621 fps97.2%
Lovex S062<<locked>>80%33,794 psi60%2550 fps96.9%
Lovex S065<<locked>>94%43,482 psi77%2753 fps95.4%
Lovex S070<<locked>>98%46,557 psi82%2831 fps95%
Norma 201<<locked>>80%37,536 psi66%2625 fps98%
Norma 202<<locked>>80%37,753 psi67%2640 fps99.6%
Norma 203B<<locked>>80%33,678 psi60%2579 fps95.4%
Norma URP<<locked>>94%38,899 psi69%2742 fps95.6%
Ramshot Big Game<<locked>>82%35,955 psi64%2652 fps95.9%
Ramshot TAC<<locked>>82%43,772 psi77%2748 fps95.7%
Ramshot Wild Boar<<locked>>80%40,001 psi71%2709 fps97.3%
Ramshot X-Terminator<<locked>>80%44,150 psi78%2740 fps98.1%
ReloadSwiss RS 14<<locked>>80%25,396 psi45%1635 fps100%
ReloadSwiss RS 40<<locked>>80%45,934 psi81%2787 fps99.9%
ReloadSwiss RS 50<<locked>>90%46,369 psi82%2806 fps95.4%
ReloadSwiss RS 52<<locked>>80%35,708 psi63%2689 fps95.4%
ReloadSwiss RS 6031.3 gr80%29,327 psi52%2536 fps96.2%
ReloadSwiss RS 62<<locked>>94%38,145 psi67%2752 fps95%
ReloadSwiss RS 70<<locked>>96%42,032 psi74%2832 fps95.3%
Rottweil R 901<<locked>>80%40,785 psi72%2674 fps99.7%
Rottweil R 902<<locked>>80%35,694 psi63%2576 fps97.5%
Rottweil R 903<<locked>>82%30,879 psi55%2511 fps95.1%
Shooters World Long Rifle<<locked>>94%43,482 psi77%2753 fps95.4%
Shooters World Match Rifle<<locked>>80%36,724 psi65%2644 fps99.1%
Shooters World Precision<<locked>>80%33,794 psi60%2550 fps96.9%
Shooters World SW4350<<locked>>98%46,557 psi82%2831 fps95%
SNPE Vectan SP 11<<locked>>84%34,882 psi62%2632 fps95.6%
SNPE Vectan SP 7<<locked>>82%41,350 psi73%2710 fps95.7%
SNPE Vectan SP 9<<locked>>80%37,275 psi66%2639 fps96.5%
SNPE Vectan Tubal 3000<<locked>>80%39,421 psi70%2599 fps99.7%
SNPE Vectan Tubal 5000<<locked>>80%32,285 psi57%2455 fps99.3%
Somchem S321<<locked>>80%43,859 psi78%2771 fps99.3%
Somchem S335<<locked>>80%38,899 psi69%2602 fps99.9%
Somchem S341<<locked>>80%38,450 psi68%2654 fps96.8%
Somchem S355<<locked>>82%32,198 psi57%2530 fps95.3%
Somchem S365<<locked>>90%30,052 psi53%2560 fps95.8%
Unknown powder<<locked>>92%39,943 psi71%2750 fps95.1%
Vihtavuori N130<<locked>>80%44,106 psi78%2667 fps100%
Vihtavuori N133<<locked>>80%37,086 psi66%2554 fps100%
Vihtavuori N135<<locked>>80%34,737 psi61%2572 fps100%
Vihtavuori N140<<locked>>80%35,172 psi62%2566 fps99.4%
Vihtavuori N150<<locked>>84%29,008 psi51%2429 fps95.7%
Vihtavuori N160<<locked>>92%40,074 psi71%2725 fps95.8%
Vihtavuori N530<<locked>>80%42,960 psi76%2749 fps99.1%
Vihtavuori N540<<locked>>80%34,780 psi61%2578 fps99%
Vihtavuori N550<<locked>>92%40,103 psi71%2763 fps95.8%
Winchester 6.5 StaBALL<<locked>>88%33,881 psi60%2557 fps95.9%
Winchester 748<<locked>>80%43,221 psi76%2793 fps99.5%
Winchester StaBALL Match<<locked>>80%45,876 psi81%2831 fps99%

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.

<<locked>> you need an access license to unlock this data.

This overview compares 85 powders for 6 x 47 SM loaded with the .243 | 95gr | ShellHouse Castings SP Hard Cast. ReloadSwiss RS 60 delivers the highest muzzle velocity at 3,037 fps; across all powders the maximum-charge window runs from 1,796 fps to 3,037 fps. Accurate 4350 gives the best case fill at 100 %, and 85 of the 85 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (390 MPa), the top charges use 62–90 %, leaving at least 10 % headroom. The 95.0 gr projectile in 0.243" calls for a 1:12.0 twist; slower twists will usually not stabilise this weight. Accurate 4350, Alliant Reloder-16, Hodgdon Hybrid 100V 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 60, Alliant Reloder-17, Alliant Power Pro 2000-MR rank at the top here: for 6 x 47 SM with the .243 | 95gr | ShellHouse Castings SP Hard Cast 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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