Reloading Powder Scales & Measures ~ Put your money away!

Published on September 27, 2019
Duration: 35:53

This video advocates for the enduring precision of vintage reloading equipment, specifically the RCBS Uniflow powder measure and Lyman/Ohaus 505 balance beam scale, over modern digital alternatives. It details the superior physics-based accuracy of balance beam scales and provides practical advice on powder measure operation, maintenance, and charge consistency techniques like averaging and trickling. The content also quantifies the minimal ballistic impact of small charge weight variations, suggesting a pragmatic approach to reloading accuracy.

Quick Summary

Vintage balance beam scales like the Lyman/Ohaus 505 offer absolute precision using simple physics and magnetic damping, often outperforming modern digital scales with +/- 0.1 grain sensitivity. For accuracy, use the small capacity drum in your powder measure and maintain consistent handle operation.

Chapters

  1. 00:00Introduction: Vintage Reloading Gear
  2. 03:15Balance Beam vs. Digital Scales
  3. 06:28Anatomy of a Powder Measure
  4. 10:34Drum Selection for Accuracy
  5. 12:30Powder Measure Maintenance
  6. 15:41Consistent Operation Technique
  7. 17:27Scale Setup and Calibration
  8. 21:16Charging Methods: Averaging vs. Trickling
  9. 23:39Speed and Efficiency Comparison
  10. 27:22Ballistic Impact of Charge Errors

Frequently Asked Questions

Are vintage reloading scales still accurate?

Yes, vintage balance beam scales like the Lyman/Ohaus 505, purchased in 1972, offer absolute precision. They rely on simple physics and magnetic damping for perfect repeatability, often outperforming modern digital scales with greater sensitivity.

What is the best drum for a powder measure?

For maximum accuracy, the 'small capacity' drum is strongly recommended. This smaller drum provides finer precision due to a reduced wiping area and can handle charges up to 65-67 grains, suitable for most standard rifle cartridges.

How do powder charge errors affect ballistics?

Even a 0.1-grain powder charge error in a 6.5 Creedmoor with Varget powder results in a minimal 6 fps velocity change. This translates to only about 0.1-inch vertical deviation at 400 yards, suggesting extreme precision may not be critical for all shooters.

What is the key to consistent powder drops from a measure?

Consistent operation technique is vital. Maintain a uniform, rhythmic 'clunk-clunk' motion when operating the handle to ensure the powder settles and drops identically every time. Avoid feeling a heavy 'crunch' which indicates cutting powder grains.

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