Test 15 - Demolition Stores Flashcards
What % of water will Det Cord still function / What is the soluble water rate for detonating cord?
35% due to being practically water insoluble
What does the 150mm tail protect camcord from and for how long?
provide protection for the detonating cord from moisture ingress for 24hours during underwater ops.
Ensures detonation when immersed for 24 hours
What are the burn parameters for FBT M700?
36-48 seconds per 300mm
How many hayrick’s can be joined as a necklace?
5
What are the three purposes of the and What Is the main fill in the charge demolition Bangalore torpedo L series L26a1?
- Breaching barbed wire
- Clearing minefields
- Clearing a path through sandbars
1.95kg of DPX1 type 2
70g of DPX10 type 1
How many TR1 Pellets are in Det F1 and F2?
4 TR1 Pellet (3 normal 1 granulated)
How does a det function?
Electrical Fuse head Copper foil Bridge wire ASA Detonation TR1
What is the VOD for non-electric shocktubes fitted with delay connectors and what are their delays?
2000 +- 300m/s 17ms 25ms 42ms 65ms
What is the energetic material in Nonel shocktube? and with delay connectors?
Petn based det lead azide delay element Hmx and Aluminium powder 15-20mg per metre VoD 2000m/s +- 300m/s
Detonating cords are manufactured as a continuous core of PETN powder encased by high strength textiles and then covered with a plastic outer sheath which provides what? (5)
provides protection from accidental initiation by shock, friction, mechanical impact and moisture ingress
What is the fill and weight in the Beehive?
RDX/Wax (95%/5%) - 1.5kg
Whats in a 38g Primer?
Tr1 :RDX 98.75% WAX 1.25%
What fuze head does a ITBFE have?
E type
Operation of ITBF M81?
Firing pin Spring Rod Primer Explosive Fuse Shock tube
What thickness of mild steel will 25g of PE4 in a paper tube penetrate?
6mm
