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43664 Hafnium boride, 99.5% (metals basis excluding Zr), Zr <2%

CAS-Nummer
12007-23-7
Synonyme

Stock No. Größe Preis ($) Menge Verfügbarkeit
43664-09 10g 53,20
43664-18 50g 216,00
43664-30 250g 956,00
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Hafnium boride, 99.5% (metals basis excluding Zr), Zr <2%

MDL
MFCD00016125
EINECS
234-500-7

Chemische Eigenschaften

Formel
B2Hf
Molmasse
200.11
Form
-325 Mesh Powder
Schmelzpunkt
3250°
Dichte
10.5
Storage & Sensitivity
Ambient temperatures.
Löslichkeit
Insoluble in water.

Anwendungen

Hafnium boride is used in wear resistant coatings. It is also employed as a nuclear reactor control rod. Furthermore, it is used in hypervelocity re-entry vehicles like ICBM heat shields or aerodynamic leading-edges. It is useful in the preparation of high temperature composites in conjunction with silicon carbide (SiC).

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

Pan, Y.; Huang, H.; Wang, X.; Lin, Y. Phase stability and mechanical properties of hafnium borides: A first-principles study. Comput. Mater. Sci. 2015, 109, 1-6.

Winder, S. L.; Ruggles-Wrenn, M. B.; Parthasarathy, T.; Key, T.; Carney, C. M. Thermo-chemical compatibility of hafnium diboride with yttrium aluminum garnet at 1500°C in air. J. Eur. Ceram. Soc. 2015, 35 (9), 2437-2444.

Weitere Referenzen

Harmonized Tariff Code
2850.00
TSCA
Yes

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Kürzlich angesehen

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Metalle und Stoffe

Katalysatoren

Forschungs- und Laborbedarf