The main constituents of gelatine explosives are nitroglycerine, nitrocotton, ammonium nitrate and absorbents.

They have a high density with corresponding high velocity of detonation.They are water resistant and their fume characteristics make them suitable for use in underground conditions.

Frangex
This explosive has been designed for tunnelling and civil-engineering work. It is produced in sizes ranging from 28mm to 45mm in diameter.
 Properties  
Weight Strength
80 % blasting gelatine
Density
1.50 g/cc
Velocity of Detonation
5000mps
Standard Sizes
Diam. (mm)
Length (mm)
Nominal Weight (kg)
Nominal No. Cartridges per case
28
200
0.18
139
32
400
0.42
60
38
400
0.63
40
45
400
0.84
30
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