====== Composition A ======

Composition A is a was-coated, granular explosive consisting of RDX and plasticizing was. Composition A is used by the military in land mines and 2.75 and 5 inch rockets. Comp A-3 explosives are made from RDX and wax. Composition A-3 is a wax-coated, granular explosive, consisting of 91% RDX and 9% desensitizing wax. Composition A-3 is not melted or cast. It is pressed into projectiles. It is nonhygroscopic and possesses satisfactory stowage properties. Composition A-3 is appreciably more brisant and powerful than TNT; its velocity of detonation is approximately 27,000 fps. It may be white or buff, depending upon the color of the wax used to coat the powdered RDX. Composition A-3 is used as a fillerinprojectiles that contain a small burster cavity, such as antiaircraft projectiles. It can be used as compressed fillers for medium-caliber projectiles. ([[http://www.globalsecurity.org/military/systems/munitions/explosives-compositions.htm|source]])

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