Explosive Theory Flashcards
2 types of explosives?
High and Low
What are the 3 chemical reactions and their burn rates?
Combustion - Slow Burning
Explosion - Fast Burning
Detonation - Rapid Burning
2 types of high explosives?
Primary and Secondary
2 types of secondary high explosives?
Main Charge and Primers/Boosters
What are the VoD rates?
Velocity of Detonation
LE - 300m/s
HE(P) - 3-5km/s
HE(S) - 5-9km/s
What are the FoI rates?
Figure of Insensitivity
Primary HE - 0-50
Secondary HE (primers and boosters) 50-100
Secondary HE (MC) - 100+
What are the effects of an explosion?
Blast - Damage to buildings
Earth Shock - Cratering
Fragmentation - Splintering
Incendiary - Fire
What are the 4 types of Detonation?
High Order
Low Order
Sympathetic Detonation
Burning to Detonation
What are the 6 critical design features for HEAT?
Stand off needs to be 3-4 times the diameter.
Detonated from the rear.
Uniform explosive fill.
Soft cone material. (Copper, zinc)
Cone angle of 80 degrees.
Angle of attack needs to be perpendicular.
What effect does HEAT produce?
Monroe Effect
What are the 7 groups of LSA?
Projectile Mortar Rocket Grenade Mine Booby trap Historical LSA
What are the sub groups of LSA?
Main group Sub Group Role Hazard MOD
What are the main generic features of a projectile?
Fuze Ogive Body Driving Band Bourrolet
What are the main features of HE Mortar?
Teardrop shape Spigot holes 1 piece body construction Thick body construction Low charge to weight ratio
What are the main features of a rocket?
Warhead
Motor
Venturi
What does light green represent?
Smoke
What does light red represent?
Incendiary
What does violet represent?
Incapacitating
What does light blue represent?
Practice - may contain some explosive content.
What does dark blue represent?
Drill round - no explosive content
State 4 recognition features of a shot round?
No fuze 1 piece construction Possible tracer pocket Possible depleted uranium content Ballistic cap can be fitted
What do yellow diamonds represent?
Sub munitions
What are the 4 roles of mortar carrier?
Base eject
Nose eject
Bursting
Emission
What does CCC represent?
Colour code effect
What are the 3 sub groups of projectiles?
HE
Carrier
Shot
What are the recognition features of a mortar carrier?
2 piece construction
Parallel sides
Time delay fuze
What are the hazards for a rocket carrier?
Contents
Expulsion charge
Propellant
