Development of 20mm Plastic/Aluminum Cartridge Case

Abstract

The final design for the 20mm plastic/ aluminum cartridge is arrived at by; studying and eliminating, if possible, the case cracking problems encountered during temperature extreme firings, improving case resistance to rough handling, and establishing molding process parameters for high volume production. The basic case consists of a plastic body joined mechanically to an aluminum base forming a composite assembly. The existing plastic/ aluminum case design is used as a basis, and modifications are made to it as judged necessary. Each modification is followed by test firing to verify and record any changes in performance and case integrity.

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Document Details

Document Type
Technical Report
Publication Date
Mar 01, 1974
Accession Number
AD0919824

Entities

People

  • Edward G. King
  • Matthew G. Popik
  • Robert W. Schnepfe

Organizations

  • AAI Corporation

Tags

Communities of Interest

  • Weapons Technologies

DTIC Thesaurus Topics

  • Air Force
  • Air Force Facilities
  • Aluminum
  • Assembly
  • Cartridge Cases
  • Climate Change
  • Composite Materials
  • Drop Tests
  • Engineering
  • Failure Mode And Effect Analysis
  • Manufacturing
  • Materials
  • Mechanical Properties
  • Munitions
  • Production
  • Test And Evaluation
  • Test Methods

Readers

  • Metallurgy
  • Software Engineering
  • ballistics.