ESPI Metals

MATERIAL OVERVIEW

Characteristics: (a) Black powder (b) Steel-blue-colored metal when unpolished, nearly platinum-white color when polished. Soluble in fused alkalies, insoluble in acids except hydrofluoric and fuming sulfuric acids. Tensile strength of drawn wire may be as high as 130,000 psi. Refractive index 2.05.

Hazards: Dust or powder may be flammable. Moderately toxic by inhalation. Tolerance: 5 mg/m3 of air.

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GENERAL PROPERTIES

Symbol:

Ta

Atomic Number:

73

Atomic Weight:

180.9479

Density:

16.654 gm/cc

Melting Point:

2996 oC

Boiling Point:

5425 oC

Thermal Conductivity:

0.575 W/cm/K @ 298.2 K

Electrical Resistivity:

12.45 microhm-cm @ 0 oC

Electronegativity:

1.5 Paulings

Specific Heat:

0.0334 Cal/g/K @ 25 oC

Heat of Vaporization:

180 K-Cal/gm atom at 5425 oC

Heat of Fusion:

7.5 Cal/gm mole

TYPICAL ANALYSES

- Impurities in ppm

Material / Purity:

3N

3N8

Cr

10

10

Nb

100

10

Si

100

10

W

125

40

Zr

-

10

Mo

-

10

Mg

-

10

Sn

-

10

Fe

100

15

Ni

100

15

Ti

<50

10

V

-

10

Cu

-

10

Mn

-

10

Al

-

10

Co

-

10

Tantalum Wire

Material

Purity

Tantalum Wire .001”   

3N8

Tantalum Wire .002" 

3N8

Tantalum Wire .003" 

3N8

Tantalum Wire .004" 

3N8

Tantalum Wire .005"

3N8

Tantalum Wire .010" 

3N8

Tantalum Wire .015"

3N8

Tantalum Wire .020" 

3N8

Tantalum Wire .030" 

3N8

Tantalum Wire .040"  3N8 Tantalum Wire .060"  3N8

Wire is spooled to order and sold by the foot or meter. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.

TANTALUM ROD

Material

Purity

Tantalum Rod .0625”

3N8

Tantalum Rod .125”

3N8

Tantalum Rod .250”

3N8

Tantalum Rod .500”

3N8

Tantalum Rod .625”

3N8

Tantalum Rod .750”

3N8

Tantalum Rod 1”

3N8

Rod is cut to order and sold by the inch or foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters or custom sizes.

TANTALUM FOIL

Material

Purity

Tantalum Foil .001”

3N8

Tantalum Foil .002”

3N8

Tantalum Foil .003”

3N8

Tantalum Foil .004”

3N8

 

Tantalum Foil .005”

3N8

Tantalum Foil .006”

3N8

Tantalum Foil .007”

3N8

Tantalum Foil .008”

3N8

Tantalum Foil .009”

3N8

Foil is cut to order and sold by the square inch or square foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional thicknesses or custom sizes.

TANTALUM SHEET

Material

Purity

Tantalum Sheet .010”

3N8

Tantalum Sheet .011"

3N8

Tantalum Sheet .012" 3N8 Tantalum Sheet .015" 3N8, 4N Tantalum Sheet .016" 3N8 Tantalum Sheet .018"

 

3N8 Tantalum Sheet .020"   

 

 

3N8, 4N, 4N+ Tantalum Sheet .024" 3N8 Tantalum Sheet .025" 3N8 Tantalum Sheet .030" 3N8 Tantalum Sheet .032" 3N8 Tantalum Sheet .035" 3N8 Tantalum Sheet .040" 3N8, 4N Tantalum Sheet .050" 3N8 Tantalum Sheet .060" 3N8 Tantalum Sheet .070" 3N8 Tantalum Sheet .079" 3N8 Tantalum Sheet .080" 3N8 Tantalum Sheet .100" 3N8 Tantalum Sheet .125" 3N8 Tantalum Sheet .130" 3N8 Tantalum Sheet .150" 3N8 Tantalum Sheet .188" 3N8 Tantalum Sheet .250" 3N8 Tantalum Sheet .300" 3N8 Tantalum Sheet .375" 3N8 Tantalum Sheet .500" 3N8

Sheet is cut to order and sold by the square inch or square foot. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional thicknesses or custom sizes.

TANTALUM SPUTTERING TARGETS

Material

Purity

Tantalum Sputtering Target 2"D X .125"T

3N8

Tantalum Sputtering Target 2"D X .250"T

3N8

Tantalum Sputtering Target 3"D X .125"T

3N8

Tantalum Sputtering Target 3"D X .250"T

3N8

Tantalum Sputtering Target 4"D X .125"T

3N8

Tantalum Sputtering Target 4"D X .250"T

3N8

Targets are made to order and packaged individually. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional diameters, thicknesses or custom sizes.

TANTALUM POWDER, SHOT, PELLETS, & INGOT

Material

Purity

Tantalum Shot .125"

3N8

Tantalum Pellets  .125"D X .125"L  

3N8

Tantalum Pellets .250"D X .250"L

3N8

Tantalum Powder-100 Mesh

3N8

Tantalum Powder-325 Mesh

3N8

Powder, shot, pellets, and ingots are packaged to order and sold by the gram or kilogram. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for custom sizes.

TANTALUM COMPOUNDS

Material

Purity

Tantalum Boride TaB  -325 Mesh

2N5

Tantalum Boride TaB2  -325 Mesh

2N5

Tantalum Bromide TaBr5  -8 Mesh

3N

Tantalum Carbide TaC  -200  +325 Mesh

2N

Tantalum Carbide TaC  -325 Mesh

2N5

Tantalum Carbide Ta2C  -325 Mesh

2N5

Tantalum Fluoride TaF5  -4 Mesh

3N

Tantalum Iodide TaI5  -8 Mesh

3N

Tantalum Oxide Ta2O5  Tablets

3N

Tantalum Oxide Ta2O5  1/2" to 1/8" Pieces

3N

Tantalum Oxide Ta2O5  -325 Mesh

3N5

Tantalum Phosphide TaP  -100 Mesh

2N5

Tantalum Silicide TaSi2  -325 Mesh

2N5

Tantalum Silicide Ta5Si3  -325 Mesh

2N5

Tantalum Telluride TaTe2  -325 Mesh

2N8

Compounds are packaged to order and sold by the gram or kilogram. Call or This email address is being protected from spambots. You need JavaScript enabled to view it. for additional specifications or custom requirements.