CANNISTER DESIGN BUILT IN FIXED DELAY (NO FUZE)
These bombs are used with 81 mm mortar, and are available in three types i.e. illuminating bombs provide illumination during night missions, while red & green bombs are used for signaling.
Illuminating rounds are assembled with nylon parachute of 1,000 mm diameter linked with a star, through a zinc/cadmium/chromium plated steel wire.
TECHNICAL DATA (81MM ILLUMINATING, SIGNAL (RED & GREEN))
Complete Round
Weight
2.5 kg
Length
318 mm
Projectile
Body material
Seamless steel tube
Color:
Illuminating
White with a 6 mm. Wide red band near nose plug.
Signal Red
White with a 12 mm. Wide red band near nose plug.
Signal Green
White with a 12 mm. Wide green band near nose plug.
Filler:
Illuminating
Composition SR 562
Signal Red
Composition SR 406
Signal Green
Composition SR 429 AM
Other Components
Primary cartridge
Double base propellant GBPa 0.15x1x1 in rolled paper tubes weighing 8.2 gm.
Augmenting charge
3 horseshoe type charges containing double base propellant GBPa 0.25 x 2.5 x 2.5 each weighing 10.50 gm for illuminating and one horseshoe type charge weighing 10 gm for signal (red and green).
Tail Unit
10 Aluminium alloy fins
Performance
Illuminating
Average delay time of ejection of star 15 ± 1.5 sec. Average time of burning of star 50 ± 8 sec.
Signal Red & Green
Average delay time of ejection of star 6 ± 1 sec. Average time of burning of star 10 ± 2 sec.
Packing
3 bombs packed in waterproof chip / cardboard carrier with carrying handle and 2 carriers (6 bombs ) packed in a steel box.