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Composition H-6 is a melt-cast military aluminized high
explosive. H-6 was developed in the US
The chemical composition of H-6 is specified as follows:
* 45.1 ± 0.3%
RDX
RDX (abbreviation of "Research Department eXplosive") or hexogen, among other names, is an organic compound with the formula (O2N2CH2)3. It is a white solid without smell or taste, widely used as an explosive. Chemically, it is classified as a ...
* 29.2 ± 3.0%
TNT
Trinitrotoluene (), more commonly known as TNT, more specifically 2,4,6-trinitrotoluene, and by its preferred IUPAC name 2-methyl-1,3,5-trinitrobenzene, is a chemical compound with the formula C6H2(NO2)3CH3. TNT is occasionally used as a reagen ...
* 21.0 ± 3.0%
powdered aluminium
Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel. I ...
* 4.7 ± 1.0%
paraffin wax
Paraffin wax (or petroleum wax) is a soft colorless solid derived from petroleum, coal, or oil shale that consists of a mixture of hydrocarbon molecules containing between 20 and 40 carbon atoms. It is solid at room temperature and begins to ...
as a
phlegmatizing agent.
* 0.47 ± 0.1%
calcium chloride
Calcium chloride is an inorganic compound, a salt with the chemical formula . It is a white crystalline solid at room temperature, and it is highly soluble in water. It can be created by neutralising hydrochloric acid with calcium hydroxide.
Ca ...
Comp H-6 is used in a number of military applications, specifically as a explosive main fill, in munitions including aerial bombs such as the general purpose
Mark 80 bombs in use with the
USMC
The United States Marine Corps (USMC), also referred to as the United States Marines, is the maritime land force service branch of the United States Armed Forces responsible for conducting expeditionary and amphibious operations through co ...
and
US Navy
The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...
(while USAF Mark 80s use a
tritonal
Tritonal is a mixture of 80% TNT and 20% aluminium powder, used in several types of ordnance such as air-dropped bombs. The aluminium improves the total heat output and hence impulse of the TNT — the length of time during which the blas ...
main fill); and underwater munitions (e.g.
naval mine
A naval mine is a self-contained explosive device placed in water to damage or destroy surface ships or submarines. Unlike depth charges, mines are deposited and left to wait until they are triggered by the approach of, or contact with, any ...
s,
depth charges and
torpedo
A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, s ...
es) where it has generally replaced
torpex
Torpex is a secondary explosive, 50% more powerful than TNT by mass. Torpex comprises 42% RDX, 40% TNT and 18% powdered aluminium. It was used in the Second World War from late 1942, at which time some used the names Torpex and RDX interchange ...
, being less shock-sensitive and having more stable storage characteristics. It is approximately 1.35 times more powerful than pure TNT.
Properties
* Density: 1.73—1.74 g/cm
3
* Velocity of detonation: 7,367 m/s
Manufacture
Australia is one of the largest manufacturers of Composition H-6, originally being made at St Marys Munitions Filling Factory MFF New South Wales, for the main fill of Mark 82 and 84 general purpose bombs.
Manufacturing has since moved to the Mulwala Propellant Facility, NSW.
See also
*
Torpex
Torpex is a secondary explosive, 50% more powerful than TNT by mass. Torpex comprises 42% RDX, 40% TNT and 18% powdered aluminium. It was used in the Second World War from late 1942, at which time some used the names Torpex and RDX interchange ...
*
Tritonal
Tritonal is a mixture of 80% TNT and 20% aluminium powder, used in several types of ordnance such as air-dropped bombs. The aluminium improves the total heat output and hence impulse of the TNT — the length of time during which the blas ...
*
Minol
The Volkseigener Betrieb, VEB Kombinat Minol, founded on 1 January 1956, was the state-owned gasoline and lubricant reseller of the German Democratic Republic.
The marketing name MINOL was invented in 1949, when Die Deutsche Kraftstoff- und Mi ...
*
Amatol
*
Composition C
The Composition C family is a family of related US-specified plastic explosives consisting primarily of RDX. All can be moulded by hand for use in demolition work and packed by hand into shaped charge devices. Variants have different proportions ...
References
Explosives
Trinitrotoluene
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