The use of an iron powder for the production of disintegration of the weapon is in the practice ammunition for

摘要

An iron powder is compressed into a disintegrating bullet used for practice ammunition. The powder having a predetermined particle dimension is obtained by atomizing a molten mass of steel with pressurized water. The powder is annealed subsequently, then crushed, scrubbed and sieved to obtain particles at a size preferably between 0.4 to 1 mm.