HfB2 Powder, 99.9%, 60-800um

Specifications:

 

Product Name: Hafnium diboride

CAS number: 12007-23-7

Molecular formula: HfB2

 

Features:

 

TiB2, ZrB2, HfB2, VB2, NbB, NbB2, TaB, TaB2, CrB2, Mo2B5, W2B5, Fe2B, FeB, CoB, Co2B, NiB, Ni2B, Ni2B, LaB6, UB4, UB2.

Hafnium diboride is an ultrahigh temperature ceramic composed of hafnium and boron. It has a melting temperature of about 3250 degrees Celsius. It is an unusual ceramic, having relatively high thermal and electrical conductivities, properties it shares with isostructural titanium diboride and zirconium diboride. It is a grey, metallic looking material. Hafnium diboride has a hexagonal crystal structure, a molar mass of 200.11 grams per mole, and a density of 10.5 grams per cubic centimeter.

 

Properties:

 

Molar mass: 200.11 g/mol

Density: 10.5 g/cm3

Melting point:: ca. 3250 ℃

Crystal structure: Hexagonal, hP3

Space group: P6/mmm, No. 191