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Amorphous Boron powder

2016-06-24 14:28 View:
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Introduction
 Formula: B, CAS No.: 7440-42-8, brown or black brown odorless powder with active chemical character. It is stable in the air at room temperature and will be oxidized when heated to 300, ignited at 700. Its specific gravity is 2.35g/cm3, melting point is 2,160and boiling point is 2,550(sublimation)Formula: B, CAS No.: 7440-42-8, brown or black brown odorless powder with active chemical character. It is stable in the air at room temperature and will be oxidized when heated to 300, ignited at 700. Its specific gravity is 2.35g/cm3, melting point is 2,160and boiling point is 2,550(sublimation)
 Specifications:
Grade Purity Mg Insoluble in H2O2 Boron soluble in water Moisture Particle Size (d50)
TR-85 85-88% 12.0% max 1.5% max 1.0% max 1.0% max 2 micron max
TR-95 95-97% 2.0% max 1.0% max 0.5% max 0.5% max 2 micron max

Typical applications:

As additives in pyrotechnics
As the raw material to produce other borides 
As the deoxidizer in Oxygen-free smelting
As additive in MgO-C bricks used for steel-making high temperature furnace
As a kind of component of advanced ceramic
As additives for welding
As a composition of special alloy
As propellant in solid rocket
As ignitor in the air bag of automobile
As coatings or hardening agent

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