Bearcat 7000
Beginner
- Mar 18, 2018
- 29
- 0
It's for a 6.5 creedmoor using alpha brass
50.3 grs of water
143gr eld-x seated at 2.800
Powder rl26
50.3 grs of water
143gr eld-x seated at 2.800
Powder rl26
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Cartridge : 6.5 Creedmoor Hornady
Bullet : .264, 143, Hornady ELD-X 2635
Useable Case Capaci: 43.070 grain H2O = 2.796 cm³
Cartridge O.A.L. L6: 2.800 inch = 71.12 mm
Barrel Length : 24.0 inch = 609.6 mm
Powder : Alliant Reloder-26
Predicted data by increasing and decreasing the given charge,
incremented in steps of 1.075% 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
-10.8 97 41.50 2544 2056 40214 9836 98.0 1.432
-09.7 98 42.00 2580 2113 41888 9935 98.4 1.405
-08.6 100 42.50 2615 2171 43630 10027 98.8 1.378
-07.5 101 43.00 2650 2230 45486 10110 99.1 1.352
-06.5 102 43.50 2685 2290 47420 10184 99.4 1.326
-05.4 103 44.00 2721 2350 49451 10250 99.6 1.301
-04.3 104 44.50 2756 2411 51585 10306 99.8 1.276
-03.2 105 45.00 2791 2472 53834 10353 99.9 1.252 ! Near Maximum !
-02.2 107 45.50 2825 2535 56199 10390 100.0 1.228 ! Near Maximum !
-01.1 108 46.00 2860 2597 58690 10418 100.0 1.204 ! Near Maximum !
+00.0 109 46.50 2895 2660 61311 10441 100.0 1.181 ! Near Maximum !
+01.1 110 47.00 2929 2724 64086 10462 100.0 1.159 !DANGEROUS LOAD-DO NOT USE!
+02.2 111 47.50 2964 2789 67013 10482 100.0 1.136 !DANGEROUS LOAD-DO NOT USE!
+03.2 112 48.00 2998 2853 70106 10500 100.0 1.115 !DANGEROUS LOAD-DO NOT USE!
+04.3 114 48.50 3032 2919 73377 10517 100.0 1.094 !DANGEROUS LOAD-DO NOT USE!
+05.4 115 49.00 3066 2985 76844 10532 100.0 1.072 !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 109 46.50 3030 2915 78195 9887 100.0 1.080 !DANGEROUS LOAD-DO NOT USE!
Data for burning rate decreased by 10% relative to nominal value:
-Ba 109 46.50 2683 2286 47886 10695 96.5 1.316