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Product #: MIL-B-51092

Product Description

MIL-B-51092 is a dark brown amorphous boron powder.

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Product Notes

Amorphous boron is used in rockets, flares, countermeasures, as well as ceramic alloys, sputtering targets. It is used as an igniter in motor vehicle air bags, coatings, specialty alloys and blends.


Formula B
Purity IAW MIL-B-51092
Particle Size 0.5-1.0 Microns APS
ECCN 1C225, 1C011.b
Schedule B 2804.50.0010
CAS CAS-7440-42-8
Melting Point 2076°C / 3768.8°F
Boiling Point 3927°C / 7100.6°F
Density 2.35 g/cm3
Coef. of Expansion @ 20°C 5–7µm/m·k
Crystal Structure Hexagonal
Electric Resitivity ~106 O·m
Composition B


Amorphous Powder


Oxygen scavenger, semi-conductor dopant, rocket-propellant mixtures, pyrotechnic flares, refractory additive, cementation of iron & special purpose alloys, a neutron absorber in nuclear reactor controls, and radiation hardening

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