Boron

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Boron

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 start to oxidize when heated to 300℃ in air and be ignited at 700℃. Its specific gravity is 2.35g/cm3, melting point is 2,160℃ and boiling point is 2,550℃ (sublimation).

Specifications
 
Grade Purity Mg Insoluble in H2O2 Water soluble  boron Moisture Avg. Particle Size (D50)
B85 85-88% ≤12.0% ≤ 1.5% ≤ 1.0% ≤ 1.0% ≤ 1µm
B90 90-92% ≤ 6.0% ≤ 1.0% ≤ 0.5% ≤ 0.5% ≤ 1µm
B95 95-97% ≤ 2.0% ≤ 1.0% ≤ 0.5% ≤ 0.5% ≤ 1µm

Applications
 
  ★ Additive in pyrotechnics
  ★ Raw material to produce other borides
  ★ Deoxidizer in low Oxygen copper smelting
  ★ Additive for welding
  ★ Additive to special alloys
  ★ Propellant in solid rockets
  ★ Ignitor in air bagsin automotive
  ★ Coating or hardening agent
  ★ Component of advanced ceramic
  ★ Additive in MgO-C bricks used for steel-making high temperature furnace
  
 
Packing
 
0.5 kg per Al-plastic bag (vacuum), 10, 12.5 or 15 kg per drum



 
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