Hydraulic Press reveals Tungsten Sphere Matrix of 40mm High-Explosive Anti-Aircraft Ammo #military

Published on September 4, 2025
Duration: 1:43

This video demonstrates the deconstruction of a 40mm L/70 HE-PFPX M822 anti-aircraft round using a hydraulic press. The process reveals the projectile's internal structure, highlighting the tungsten sphere fragmentation matrix, epoxy filler, cast Octol explosive, and the M766 proximity fuze. The expert presenter, with high authority signals including access to specialized equipment and technical schematics, provides a clinical and demonstrative explanation of the ammunition's components.

Quick Summary

The 40mm L/70 HE-PFPX M822 anti-aircraft round features a sophisticated internal design for maximum fragmentation effect. It utilizes a Cast Octol explosive charge and a fragmentation sleeve packed with tungsten spheres embedded in an epoxy matrix, all initiated by an M766 Proximity Fuze for optimal detonation near aerial targets.

Chapters

  1. 00:00Introduction and Setup
  2. 00:21Hydraulic Press Compression
  3. 00:50Internal Component Extraction
  4. 01:19Tungsten Matrix Inspection
  5. 01:35Technical Diagram Overview

Frequently Asked Questions

What is the primary function of the tungsten spheres in the 40mm HE-PFPX M822 round?

The tungsten spheres serve as fragmentation material. When the round detonates, these dense spheres are dispersed at high velocity, significantly increasing the lethality and area of effect against aerial targets.

What type of fuze is used in the 40mm L/70 HE-PFPX M822 anti-aircraft round?

This specific round utilizes an M766 Proximity Fuze. This type of fuze is designed to detonate the explosive charge when the projectile is within a certain range of its target, rather than requiring a direct impact.

How is the internal structure of the 40mm HE-PFPX M822 round revealed in the video?

The video shows a 40mm L/70 HE-PFPX M822 anti-aircraft round being placed under a hydraulic press. The press is used to crush the outer casing, allowing for the internal components, including the fragmentation sleeve and fuze, to be exposed and examined.

What are the key internal components of the 40mm L/70 HE-PFPX M822 projectile?

The key internal components include a Cast Octol explosive charge, a fragmentation sleeve containing tungsten spheres in an epoxy matrix, and an M766 Proximity Fuze. A technical diagram details the precise arrangement of these elements.

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