Cartridge : 6 mm Rem. (SAAMI)
Bullet : .243, 70, Speer HP TNT 1206
Useable Case Capaci: 51.906 grain H2O = 3.370 cm³
Cartridge O.A.L. L6: 2.820 inch = 71.63 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : IMR 4064
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.0% 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
-10.0 89 40.14 3308 1701 46575 10080 97.2 1.093
-09.0 90 40.59 3341 1735 48024 10178 97.5 1.078
-08.0 91 41.03 3375 1770 49516 10272 97.9 1.062
-07.0 92 41.48 3408 1805 51052 10363 98.2 1.047
-06.0 93 41.92 3441 1840 52634 10450 98.4 1.033
-05.0 94 42.37 3474 1876 54262 10533 98.7 1.019
-04.0 95 42.82 3507 1911 55938 10612 98.9 1.005 ! Near Maximum !
-03.0 96 43.26 3539 1947 57664 10688 99.1 0.991 ! Near Maximum !
-02.0 97 43.71 3572 1983 59441 10759 99.3 0.978 ! Near Maximum !
-01.0 98 44.15 3604 2019 61272 10826 99.5 0.965 ! Near Maximum !
+00.0 99 44.60 3636 2055 63158 10889 99.6 0.952 ! Near Maximum !
+01.0 100 45.05 3668 2092 65100 10948 99.8 0.939 !DANGEROUS LOAD-DO NOT USE!
+02.0 101 45.49 3700 2128 67102 11002 99.9 0.926 !DANGEROUS LOAD-DO NOT USE!
+03.0 102 45.94 3732 2165 69165 11052 99.9 0.914 !DANGEROUS LOAD-DO NOT USE!
+04.0 103 46.38 3764 2202 71291 11097 100.0 0.902 !DANGEROUS LOAD-DO NOT USE!
+05.0 104 46.83 3795 2239 73482 11138 100.0 0.890 !DANGEROUS LOAD-DO NOT USE!
Results caused by ± 5% powder lot-to-lot burning rate variation using nominal charge
Data for burning rate increased by 5% relative to nominal value:
+Ba 99 44.60 3708 2138 68333 10734 100.0 0.919 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 5% relative to nominal value:
-Ba 99 44.60 3550 1959 57991 10918 98.3 0.989 ! Near Maximum !
