Cartridge : 6 mm Rem. (SAAMI)
Bullet : .243, 75, Sierra HP 1510
Useable Case Capaci: 52.663 grain H2O = 3.419 cm³
Cartridge O.A.L. L6: 2.890 inch = 73.41 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : IMR 4831
Predicted data by increasing and decreasing the given charge,
incremented in steps of 2.0% of nominal charge.
CAUTION: Figures exceed maximum and minimum recommended loads !
Step Fill. Charge Vel. Energy Pmax Pmuz Prop.Burnt B_Time
% % Grains fps ft.lbs psi psi % ms
-20.0 86 40.16 2798 1304 32026 10567 89.9 1.279
-18.0 89 41.16 2871 1373 34348 10909 91.4 1.246
-16.0 91 42.17 2944 1444 36814 11238 92.7 1.212
-14.0 93 43.17 3018 1517 39454 11551 93.9 1.173
-12.0 95 44.18 3091 1591 42281 11848 95.1 1.136
-10.0 97 45.18 3165 1668 45309 12126 96.1 1.099
-08.0 99 46.18 3238 1746 48552 12383 97.0 1.064
-06.0 102 47.19 3311 1826 52027 12619 97.8 1.030
-04.0 104 48.19 3384 1907 55754 12832 98.5 0.998 ! Near Maximum !
-02.0 106 49.20 3456 1989 59752 13019 99.0 0.966 ! Near Maximum !
+00.0 108 50.20 3528 2073 64046 13181 99.5 0.936 ! Near Maximum !
+02.0 110 51.20 3600 2158 68661 13314 99.8 0.907 !DANGEROUS LOAD-DO NOT USE!
+04.0 112 52.21 3671 2244 73626 13419 100.0 0.879 !DANGEROUS LOAD-DO NOT USE!
+06.0 114 53.21 3742 2331 78974 13494 100.0 0.852 !DANGEROUS LOAD-DO NOT USE!
+08.0 117 54.22 3811 2419 84743 13554 100.0 0.826 !DANGEROUS LOAD-DO NOT USE!
+10.0 119 55.22 3881 2508 90976 13609 100.0 0.801 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 10% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 10% relative to nominal value:
+Ba 108 50.20 3686 2263 77047 12736 100.0 0.863 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 108 50.20 3304 1818 51338 12973 94.6 1.033
