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- 44.0% RDX
- 29.5% TNT
- 21.0% powdered aluminium
- 5.0% paraffin wax as a phlegmatizing agent.
- 0.5% calcium chloride
H6 is used in a number of military applications, notably underwater munitions (e.g. naval mines, depth charges and torpedoes) where it has generally replaced torpex, being less shock-sensitive and having more stable storage characteristics. It is approximately 1.35 times more powerful than pure TNT.
- Density: 1.72 g/cm3
- Velocity of detonation: 7,367 m/s
- "A Critical Diameter Study of the Australian Manufactured Underwater Explosive Composition H6" (PDF). Archived from the original (PDF) on 2014-02-17. Retrieved 2015-09-25.