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Jan 28th, 2020
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  1. -------------------------------------------------------------------------------
  2. WARNING: Table produced by not verified Ballistics Calculations! Check results
  3. always against loading data of current reloading manuals! Input data and results
  4. may be invalid or wrong! The use of this data for loading ammunition can cause,
  5. directly or indirectly, serious injury to personnel and material. No responsibi-
  6. lity is implied and THE USER MUST ASSUME THE ENTIRE RISK OF USING THE DATA.
  7. QuickLOAD© V.3.6 Interior BallisticsV.3.6 #532889
  8. © Copyright 1987-2011 - H.Broemel, Babenhausen, Germany
  9. -------------------------------------------------------------------------------
  10. Case capacity and propellant properties may vary considerably from lot to lot!
  11.  
  12. **** Input data: Date: 28-Jan-2020 Time: 12:30:53
  13. Cartridge................. = .300 AAC Blackout
  14. Projectile type........... = .308, 165, Hornady GMX 30470 with boattail
  15.  
  16. Max.avg.pressure(Piezo )= 50763 psi Shot start / init pressure = 3771 psi
  17. Projectile weight (gr)= 165 Groove caliber (in)= 0.308
  18. Length of cartridge (in)= 2.250 Length of case (in)= 1.368
  19. Case capacity(Grains Water)= 25.10 Length of projectile (in)= 1.370
  20. Length of barrel (in)= 24.000
  21. **** Values calculated:
  22. Seating depth (in)= 0.488 Volume displaced (gn H2O)= 8.43
  23. Comb.chamber volume(gn H2O)= 16.67 Projectile travel (in)= 23.120
  24. **** Input data:
  25. Propellant type........... = Accurate 5744
  26. Charge weight..........(gr)= 14.4 Load density......(g/cu.cm)= 0.861
  27. Heat of Explosion (cal/lb)= 510609 Ratio of spec. heats cp/cv = 1.211
  28. Solid density (gr/cu.in)= 397.0 Weighting factor...........= 0.6
  29. Burning rate factor Ba(1/s)= 1.11 Pro-/degressivity factor a = -0.175
  30. Burning limit ......... z1 = 0.1 Combust.Chamber Vb(ft³)= 3.822812E-5
  31. Factor.................. b = 1.054 X-S.Area of Bore A(ft²)= 5.118407E-4
  32. Bulk density (gr/cu.in)= 222.5 Projectile mass mp (lb)= 2.357143E-2
  33. Loading ratio (%)= 97.9 Projectile travel x(ft)= 1.926673E+0
  34.  
  35. **** Results calculated:
  36. Maximum pressure ........ = 50522 psi Way of projectile at Pmax = 0.38 in
  37. Muzzle velocity ......Ve = 1892 fps Muzzle pressure .......Pe = 2440 psi
  38. Project. energy at muzzle = 1312 ft.lbs Fraction of powder burnt = 96.7 %
  39. Projectile travel time from 10% Pmax to muzzle = 1.42 ms
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