High Purity Hafnium
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hafnium

 

MATERIAL OVERVIEW

Characteristics: Generally similar to zirconium. Gray crystals. Good corrosion resistance and high strength.

Hazards: Explosive in powder form, either dry or wet with less than 25% water. Tolerance, 0.5 mg/m3. Toxic by inhalation.  Compounds are also toxic.

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GENERAL PROPERTIES

Symbol:

Hf

Atomic Number:

72

Atomic Weight:

178.49

Density:

13.31 gm/cc

Melting Point:

2227 oC

Boiling Point:

4602 oC

Thermal Conductivity:

0.230 W/cm/K @ 298.2 K

Electrical Resistivity:

35.1 microhm-cm @ 25 oC

Electronegativity:

1.3 Paulings

Specific Heat:

0.035 Cal/g/K @ 25 oC

Heat of Vaporization:

155 K-Cal/gm atom at 4602 oC

Heat of Fusion:

6.0 Cal/gm mole

Thermal Neutron Cross Section:

115 Barns

 

TYPICAL ANALYSES

Impurities in ppm excl. Zirconium

Material / Purity:

2N8

3N

Al 310 25
B - <0.2
Cd - <1
Ca - 15
Cl 100 165
Co - <5
Cr - <10
Cu - <40
Fe - 65
Mg 570 <30
Mn - <30
Mo - <10
Na - <10
Si - <40
Ni 25 -
Si 25 -
Sn - <10
Ti 25 <20
U 28 -
V - <5
W - <10

 

HAFNIUM WIRE

Material

Purity

Hafnium Wire .001"
 2N8, 3N
Hafnium Wire .002" 2N8, 3N
Hafnium Wire .003" 2N8, 3N
Hafnium Wire .004" 2N8, 3N
Hafnium Wire .005" 2N8, 3N
Hafnium Wire .006" 2N8, 3N
Hafnium Wire .007" 2N8, 3N
Hafnium Wire .008" 2N8, 3N
Hafnium Wire .009" 2N8, 3N
Hafnium Wire .010" 2N8, 3N
Hafnium Wire .015" 2N8, 3N
Hafnium Wire .020" 2N8, 3N
Hafnium Wire .025" 2N8, 3N
Hafnium Wire .030" 2N8, 3N
Hafnium Wire .040" 2N8, 3N
Hafnium Wire .060" 2N8, 3N
Hafnium Wire .080" 2N8, 3N
Hafnium Wire .090" 2N8, 3N

Wire diameters are available in increments of .001”. Wire is spooled to order and sold by the foot or meter. Call or e-mail for a quotation.

 

HAFNIUM ROD

Material

Purity

Hafnium Rod .0625” 2N8, 3N
Hafnium Rod .125” 2N8, 3N
Hafnium Rod .250” 2N8, 3N
Hafnium Rod .500” 2N8, 3N
Hafnium Rod .625” 2N8, 3N
Hafnium Rod .750” 2N8, 3N
Hafnium Rod 1” 2N8, 3N

Additional diameters can be drawn in 2-3 days. Rod is cut to order and sold by the inch or foot. Call or e-mail for a quotation.

 

HAFNIUM FOIL

Material

Purity

Hafnium Foil .001” 2N8, 3N
Hafnium Foil .002” 2N8, 3N
Hafnium Foil .003” 2N8, 3N
Hafnium Foil .004” 2N8, 3N
Hafnium Foil .005” 2N8, 3N
Hafnium Foil .006” 2N8, 3N
Hafnium Foil .007” 2N8, 3N
Hafnium Foil .008” 2N8, 3N
Hafnium Foil .009” 2N8, 3N

Foil is cut to order and sold by the square inch or square foot. Additional thicknesses are available upon request. Call or e-mail for a quotaion.

 

HAFNIUM SHEET

Material

Purity

Hafnium Sheet .010"
 3N
Hafnium Sheet .015"
 3N
Hafnium Sheet .020" 3N
Hafnium Sheet .030" 3N
Hafnium Sheet .040"
 3N
Hafnium Sheet .060"
 3N
Hafnium Sheet .125"
 3N
Hafnium Sheet .150" 3N
Hafnium Sheet .250"
 3N

Sheet thicknesses are available in increments of .001”. Sheet is cut to order and sold by the square inch or square foot. Call or e-mail for a quotation.

 

HAFNIUM SPUTTERING TARGETS

Material

Purity

Hafnium Sputtering Target 2"D X .125"T 2N8, 3N
Hafnium Sputtering Target 2"D X .250"T 2N8, 3N
Hafnium Sputtering Target 3"D X .125"T 2N8, 3N
Hafnium Sputtering Target 3"D X .250"T 2N8, 3N
Hafnium Sputtering Target 4"D X .125"T 2N8, 3N
Hafnium Sputtering Target 4"D X .250"T 2N8, 3N

Additional sizes and sputtering targets produced from compounds are available
upon request.

 

HAFNIUM POWDER, SHOT, PELLETS, & INGOT

Material

Purity

Hafnium Machine Chips  camera1 2N8, 3N
Hafnium Shot .125" 2N8, 3N
Hafnium Pellets  .125"D X .125"L 2N8, 3N
Hafnium Pellets .250"D X .250"L 2N8, 3N
Hafnium Ingot 2N8, 3N
Hafnium Powder-100 Mesh 2N8, 3N
Hafnium Powder-325 Mesh 2N8, 3N

Powder, shot, pellets, and ingots are packaged to order and sold by the gram or kilogram.

 

HAFNIUM COMPOUNDS

Material

Purity

Hafnium Boride HfB2 -325 Mesh 2N5
Hafnium Carbide HfC -150 +325 Mesh 2N5
Hafnium Carbide HfC -325 Mesh +10 Microns 2N5
Hafnium Carbide HfC -325 Mesh 2N5
Hafnium Chloride HfCl4 -80 Mesh 2N 4N
Hafnium Fluoride HfF4 1/2"-1/8" Pieces 3N
Hafnium Fluoride HfF4 -60 Mesh 3N
Hafnium Hydride HfH2 -325 Mesh 2N8
Hafnium Oxide HfO2 Tablets 3N
Hafnium Oxide HfO2 1/2"-1/8" Pieces 3N
Hafnium Oxide HfO2 -200 Mesh 2N
Hafnium Oxide HfO2 -325 Mesh 3N5 5N
Hafnium Oxychloride HfOCl2-H2O -80 Mesh 2N

Compounds are packaged to order and sold by the gram or kilogram.

 

Material Safety Data Sheet - MSDS
Hafnium MSDS
Technical Data Sheets
Understanding Mesh Sizes
 
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