Cartridge : 6 mm ARC
Bullet : .243, 75, Hornady V-MAX 22420
Useable Case Capaci: 30.880 grain H2O = 2.005 cm³
Cartridge O.A.L. L6: 2.100 inch = 53.34 mm
Barrel Length : 22.0 inch = 558.8 mm
Powder : Hodgdon LVR
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
-10.0 101 28.89 2690 1205 35622 7268 83.2 1.181
-09.0 103 29.21 2724 1236 36883 7385 84.0 1.164
-08.0 104 29.53 2758 1267 38193 7500 84.7 1.146
-07.0 105 29.85 2793 1299 39560 7614 85.5 1.128
-06.0 106 30.17 2827 1331 40982 7727 86.2 1.109
-05.0 107 30.50 2862 1364 42462 7837 86.9 1.091
-04.0 108 30.82 2897 1397 44005 7945 87.6 1.074
-03.0 109 31.14 2932 1431 45613 8052 88.3 1.057 ! Near Maximum !
-02.0 111 31.46 2967 1466 47292 8156 89.0 1.039 ! Near Maximum !
-01.0 112 31.78 3003 1501 49043 8258 89.6 1.023 ! Near Maximum !
+00.0 113 32.10 3038 1537 50871 8357 90.3 1.006 ! Near Maximum !
+01.0 114 32.42 3074 1574 52781 8453 90.9 0.990 !DANGEROUS LOAD-DO NOT USE!
+02.0 115 32.74 3110 1610 54777 8547 91.5 0.974 !DANGEROUS LOAD-DO NOT USE!
+03.0 116 33.06 3146 1648 56865 8638 92.1 0.958 !DANGEROUS LOAD-DO NOT USE!
+04.0 117 33.38 3182 1686 59050 8726 92.7 0.942 !DANGEROUS LOAD-DO NOT USE!
+05.0 118 33.71 3218 1725 61338 8810 93.2 0.927 !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 113 32.10 3143 1645 56013 8570 94.0 0.963 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 5% relative to nominal value:
-Ba 113 32.10 2922 1422 46056 8040 85.7 1.054 ! Near Maximum !Thanks. Speed looks good, but fill might be an issue.
