Hodgdon CFE BLK Part 7: 150gr Supersonics

Published on February 3, 2017
Duration: 29:56

This video details the reloading process and range testing of 150-grain supersonic loads for the 300 Blackout cartridge using Hodgdon CFE BLK powder. The instructor, with extensive experience in 300 Blackout, demonstrates loading techniques for compressed charges and presents ballistics data from two different barrel lengths (8.5" SBR and 16" rifle). The testing focuses on accuracy and velocity, providing insights into the performance of CFE BLK with common 150-grain bullets.

Quick Summary

Hodgdon CFE BLK powder is a good option for 300 Blackout 150-grain supersonic loads, offering velocities up to 1970 ft/s from a 16-inch barrel and 1750 ft/s from an 8.5-inch barrel. Accuracy is serviceable, with groups typically ranging from 1 to 2 inches, making it a great plinking or hunting round.

Chapters

  1. 00:01Introduction to CFE BLK Series Part 7
  2. 00:27Testing 150 Grain Bullets
  3. 01:24Sierra Game King vs. Hornady Interlock
  4. 02:44No Published Data for These Loads
  5. 03:56Loading Strategy: Max Powder
  6. 04:03Setting Overall Length to 2.1 inches
  7. 05:52Target Powder Charge: 21.5 Grains
  8. 06:35Bullet Scuffing Issue
  9. 07:07Load Data Range: 19.5 to 21.5 Grains
  10. 07:52Primer Selection: CCI 450
  11. 08:25Brass Preparation
  12. 09:10Seating First Bullets
  13. 09:39Bullet Push-Out Concern
  14. 11:03Case Fill with 19.5 Grains
  15. 13:12Crimp Application
  16. 14:10Seating Hornady Interlocks
  17. 15:24Excitement for Shooting Results
  18. 16:00At the Range: 8.5 inch SBR
  19. 16:19Shooting Unsuppressed
  20. 16:40Using Caldwell Chronograph
  21. 16:52Hornady Interlocks: 19.5 Grains
  22. 17:30Hornady Interlocks: 20 Grains
  23. 17:53Hornady Interlocks: 20.5 Grains
  24. 18:11Hornady Interlocks: 21 Grains
  25. 18:43Hornady Interlocks: 21.5 Grains
  26. 19:05Sierra Game Kings: 19.5 Grains
  27. 19:57Sierra Game Kings: 20 Grains
  28. 20:27Sierra Game Kings: 20.5 Grains
  29. 20:41Sierra Game Kings: 21 Grains
  30. 21:02Sierra Game Kings: 21.5 Grains
  31. 21:27At the Range: 16 inch Rifle
  32. 21:33Hornady Interlocks: 19.5 Grains
  33. 21:57Hornady Interlocks: 20 Grains
  34. 22:11Hornady Interlocks: 20.5 Grains
  35. 22:24Hornady Interlocks: 21 Grains
  36. 22:57Hornady Interlocks: 21.5 Grains
  37. 23:11Sierra Game Kings: 19.5 Grains
  38. 23:57Sierra Game Kings: 20 Grains
  39. 24:14Sierra Game Kings: 20.5 Grains
  40. 24:26Sierra Game Kings: 21 Grains
  41. 24:33Sierra Game Kings: 21.5 Grains
  42. 24:51Gathering Targets and Bench Review
  43. 25:008.5 inch Gun Accuracy Summary
  44. 26:188.5 inch Gun Velocity Summary
  45. 26:4616 inch Gun Accuracy Summary
  46. 27:4716 inch Gun Velocity Summary
  47. 28:09Overall Thoughts on 150 Grain Loads
  48. 28:17CFE BLK Performance Review
  49. 29:08Conclusion and Future Videos

Frequently Asked Questions

What is the recommended load data for 150-grain 300 Blackout bullets using Hodgdon CFE BLK powder?

While specific published data for these exact bullet types is limited, the instructor developed a compressed load of 21.5 grains of CFE BLK with a 2.1" overall length for 150-grain Sierra Game King and Hornady Interlock bullets. Testing ranged from 19.5 to 21.5 grains.

What are the typical velocities achieved with 150-grain 300 Blackout loads using CFE BLK?

In an 8.5-inch barrel, velocities averaged around 1750 ft/s. In a 16-inch barrel, velocities reached up to 1970 ft/s with the maximum tested charge of 21.5 grains.

How does Hodgdon CFE BLK perform in 300 Blackout for 150-grain supersonic loads?

CFE BLK performs well, offering good velocity and serviceable accuracy for 150-grain supersonic loads in 300 Blackout. It's considered a viable alternative to Accurate 1680, providing another excellent powder option for this cartridge.

What are the accuracy results for 150-grain 300 Blackout loads with CFE BLK?

Accuracy varied by barrel length. The 8.5-inch SBR generally produced groups between 1.5 to 2 inches, with a best group of 0.61 inches. The 16-inch rifle had slightly less consistent accuracy, with groups ranging from 1 to 2 inches.

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