Hollow point vs full metal jacket penetration test

Published on November 22, 2024
Duration: 0:54

This video conducts a surprising penetration test comparing hollow point (HP) and full metal jacket (FMJ) .45 ACP rounds fired from a Rock Island Armory 1911. Contrary to common expectations, the hollow point round penetrated more sheets of drywall than the FMJ in this specific test. The host invites viewer feedback on this unexpected result.

Quick Summary

In a surprising drywall penetration test, a .45 ACP hollow point round went through 11 sheets, while the full metal jacket round stopped after 10. This contrasts with the general expectation that FMJs penetrate further than expanding hollow points.

Chapters

  1. 00:00Introduction: HP vs FMJ Test Setup
  2. 00:12FMJ Round Penetration Test
  3. 00:23Hollow Point Round Penetration Test
  4. 00:43Test Results & Discussion

Frequently Asked Questions

What was the outcome of the hollow point vs full metal jacket penetration test?

In this specific test using drywall, the hollow point .45 ACP round penetrated 11 sheets before stopping, while the full metal jacket round penetrated 10 sheets. This result was unexpected as hollow points often expand and penetrate less than FMJs.

What firearm was used for the .45 ACP penetration test?

The penetration test featured a nickel-plated Rock Island Armory 1911 pistol. The firearm is a classic single-action pistol known for its reliability and accuracy, chambered in .45 ACP for this ammunition comparison.

Why are hollow point bullets often preferred for self-defense over FMJ?

Hollow point bullets are designed to expand upon impact, creating a larger wound channel and increasing stopping power while reducing the risk of over-penetration through the target, which is crucial for safety in self-defense scenarios.

What medium was used to test bullet penetration?

The penetration test utilized multiple sheets of standard drywall as the testing medium. This setup was chosen to simulate barriers that bullets might encounter and to observe how each type of ammunition performed differently.

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