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DNBF

Used in the ordnance and pyrotechnic industries to replace lead styphnate, DNBF acts as a raw material for the preparation of potassium and barium salts utilized in primary explosive compositions.

Main applications are airbag initiators, sealing charges…

Product description:

  • Trade name: DNBF
  • Chemical name:
    • 4,6-dinitro-2,1,3-benzoxadiazole-1-oxyde
    • Dinitrobenzofuroxan
  • Chemical formula: C6H2N4O6
  • Production capacity: industrial production
  • DBNF is delivered in a wet powder form (moisture rate ≥ 15%)
  • Aspect:
    • Class 1 and 2: yellow powder
    • Class 3: yellow to red powder
  • Purity:
    • Class 1: ≥ 99.0%
    • Class 2: ≥ 97%
    • Class 3: > 95%

 

Product characteristics:

  • Appearance: solid product in ambient conditions
  • Melting point: 168 – 172°C
  • Solubility in water: none
  • Density: 1.77
  • Auto-ignition: 268°C (progressive heating)
  • Detonation velocity: 7 700 – 7 900 m/s
  • Sensitivity to friction: 314 N (HMX: 150 N)
  • Impact testing (30 kg drop-hammer):
    • no propagation height: 1.25 m (HMX: 1 m)
    • no reaction height: 0.50 m (HMX: 1 m)
  • Transport classification: 1.1D
  • Main impurity: 5,6-dinitrobenzofuroxan (≤ 5%)
  • % nitrogen: for information
  • Moisture level: ≥ 15%