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PHOTOFLASH POWDER COMPOSITION #4

SOURCE: Kirk-Otthmer

COMMENTS: Heat of reaction: 8.989 kJ/g; gas volume: 15 cm3/g; ignition temperature: 700°C; impact sensitivity test: 26% of TNT. Half (1/2) a pound of this flash delivers 120 million candlepower. It is used in the M120A1 and M112A1 flare cartridges.

PREPARATION (parts by weight):

CHEMICALPERCENT/PARTSAMOUNT
Potassium perchlorate0.300
Barium nitrate0.300
Aluminum (flake)0.400
Total