6mm ARC - Light bullet tests (58-90gr)

Published on April 7, 2021
Duration: 51:19

This video details extensive light bullet testing for the 6mm ARC cartridge, evaluating bullets from 58gr to 90gr with various powders. The 68gr Bart's Ultra and 90gr Nosler Ballistic Tip emerged as top performers, showcasing exceptional accuracy. The test also compared two reloading presses, finding minimal accuracy differences between the Hornady Lock-N-Load Classic and Lyman All-American 8 Turret Press.

Quick Summary

The 68gr Bart's Ultra bullet achieved exceptional accuracy, producing groups as small as 0.43 inches in the 6mm ARC light bullet test. The 90gr Nosler Ballistic Tip also performed very well. No significant accuracy difference was found between the Hornady Lock-N-Load Classic and Lyman All-American 8 Turret Press.

Chapters

  1. 00:00Introduction to 6mm ARC Light Bullet Tests
  2. 00:35Bullet Lineup Overview
  3. 02:12Powder and Load Data Discussion
  4. 05:03Reloading Press Comparison Test
  5. 07:54Range Testing Setup and Equipment
  6. 08:24Testing 58gr to 68gr Bullets
  7. 19:24Pressure Signs and Malfunctions Observed
  8. 24:43Testing 85gr to 90gr Bullets
  9. 28:13Final Results and Press Reveal

Frequently Asked Questions

What were the top-performing bullets in the 6mm ARC light bullet test?

The 68gr Bart's Ultra bullet achieved exceptional accuracy, producing groups as small as 0.43 inches. The 90gr Nosler Ballistic Tip also performed very well, especially when paired with Hodgdon LeverEvolution powder.

Did the reloading press used affect accuracy in the 6mm ARC tests?

No significant difference in accuracy was found between the Hornady Lock-N-Load Classic and the Lyman All-American 8 Turret Press. Both presses produced similar results after loading 50 rounds on each.

What were some key load development considerations for the 6mm ARC in this test?

The rifle's short throat required deeper bullet seating than standard data suggested. Significant pressure signs were also noted with certain bullet and powder combinations, emphasizing careful load workup.

What equipment was used for the 6mm ARC bullet testing?

Testing was conducted at 100 yards using an 18-inch Odin Works barrel (1:7.5 twist), a LabRadar chronograph, a SilencerCo Omega suppressor, and a ShotMarker electronic target system.

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