Expedient Charges Flashcards
Expedient Shape Charges produce Tubular or Linear Fractures known as what ?
Monroe Effect
What is the optimum angle of cavity for a expedient shape charge ?
42 degrees
Stand off is how many times base of the cone ?
1.5 times
Height of the explosives is how many times the Height of cone ?
2 times
Determine volume of the cylinder ?
Volume = 3.14 X Radius (Squared) X Height of Explosive
Determine volume of the cone ?
Volume = 3.14 X Radius (Squared) X 1/3 Height of cone
Expedient Platter Charge produces a powerful blunt-nose projectile known as what ?
Miznay -Chardin Effect
How heavy should a platter charge plate be ?
2-6 pounds
Expedient Platter Charge has a maximum effective range of ?
25 meters
When building an Expedient Platter Charge what is critical ?
Buffer Material
What is the explosive to projectile ratio for Expedient Grapeshot Charge ?
1 pound of explosive to 4 pounds of projectiles.
1/4
What is the formula for Dust initiator Charge ?
1) Length X Width X Height = Cubic Feet
2) Cubic feet Divided by 1000
3) Multiply by 3 or 5
4) Divide by 40, Round up
What does multiplying by 3 or 5 represent ?
3 Poorly Ventilated
5 Well Ventilated
How much M-4 fuel thickening compound would you use for a 55 gallon fuel drum ?
150 Ounces of M-4 Fuel thickening compound and 50 gallons of fuel.
* Pour out 5 gallons of fuel to prevent over flow.*
Time Fuse Measurement with Crimpers
Base of leg to top of Jaw is how many seconds ?
25 seconds
Time Fuse Measurement with Crimpers
Top of tightening nut to top of jaw is how many seconds ?
4 seconds
Time Fuse Measurement with Crimpers
The nut itself is how many seconds ?
1 second
How much M112 is placed on a 60 mm mortar ?
1/4 Block
How much M112 is placed on a 81 mm mortar ?
1/3 Block
How much M112 is placed on a 4.2 inch mortar ?
1/2 Block
How much M112 is placed on a 120 mm mortar ?
1 Block
Expedient Platter Charge is equal the amount of Explosive to weight of the plate. How do you figure number of packages for a specific explosive ?
Weight of Plate (divide) by Package weight.
How many ounces of Fuel thickener would you need for Four 55 gallon Drums ?
4 (times) 50 (5 gallons poured out of drum) = 200 (times) 3 (Ounces) = 600 ounces of thickener.
How to figure a Silo for a dust initiator charge ?
Pi 3.14 (X) Radius (squared) (X) Height
What is the ratios for dust initiator charge cover ?
Incendiary or 2 part aluminum/ magnesium powder with 3 parts ferric oxide.
What is the ratio of the base charge for a dust initiator ?
1/2 explosive & 1/2 incendiary
