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AEM Deposition

Boron Carbide Evaporation Material (B4C)

Boron Carbide Evaporation Material (B4C)
Boron Carbide Evaporation Material (B4C)
Material Type Boron Carbide
Symbol B4C
Melting Point (°C) 2,350
Theoretical Density (g/cc) 2.37
Z Ratio **1.00
E-Beam Excellent
E-Beam Crucible Liner Material Fabmate®, Graphite
Temp. (°C) for Given Vap. Press. (Torr) 10-8:  2,500
10-6:  2,580
10-4:  2,650
Comments Similar to chromium.


Boron carbide (chemical formula approximately B4C) is an extremely hard boron–carbon ceramic, and covalent material used in tank armor, bulletproof vests, engine sabotage powders, as well as numerous industrial applications. With a Vickers Hardness of >30 GPa, it is one of the hardest known materials, behind cubic boron nitride and diamond.

Material Notes

AEM Deposition provides Boron Carbide pellets, Boron Carbide pieces, and Boron Carbide powder for sale, purity is 99.5%.

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