Pressed  TNT  boosters

Pressed TNT boosters

TNT pressed boosters can be used for boosting insensitive explosives e.g. ANFO or both as a separate charges in opencast mining and in the field of geophysics. It’s also used in the performance of specialized blasting works.

Boosters are produced in a cylinder or cuboid shape and depending on type – covered with paper or plastic. Boosters in weights above 250 g are additionally equipped with a central through-hole and one or two slots for a fuse.

Average density 1,49-1,59 g/cm3
Volume of explosives approx 740 dm3/kg
Sensitivity to impact 14,7 J
Thermal stability 48 h in temp. 75°C
Detonating velocity approx 6800 m/s
Sensitivity to friction > 353 N
Sensitivity to initiate Detonation from an electric or non – electric detonator any type
Scope of using
  • temp. from -40°C to +50°C
  • can be used under water
  • can’t be used in a coal dust explosion and / or methane hazards
Charge weight 44 g, 45 g, 75 g, 100 g, 160 g, 200 g, 250 g, 500 g, 1000 g, 1500 g
Packing Generally boosters are packed into polyethylene bags in cardboard boxes protected with adhesive tape. Free space inside a box is filled with corrugated board. All types of packages have got the UN mark and meet the requirements of RID, ADR and IMDG transport regulations.