Skip to content

Tomorrow’s tech solutions…today!

Edit Content

Tantalum (Ta) & Niobium (Nb)

Basic Information

Purity: 99.99% (4N)

Color: Silver

Atomic Number: 21


PlanarRotatable

Round

Up To: 12″ Diameter

Multi-Tile

Up to: 11″ (Segments) x 6.75″ OD

Square

Up to: 12″ x 6.5″ x 0.75″ Thick

 
Mu, Chi, Upsilon, DeltaOEM Configurations

Applications

Tantalum

Thin-Film Resistors

Microelectronics

Optical Coatings

Niobium

Superconducting Magnets

Electroceramics

Optical Coatings

Commonly Requested Alloys

Tantalum

Tantalum Nitride (TaN)

Tantalum Carbide (TaC)

Tantalum Oxided ( Ta2O5)

Tantalum Silicide (TaS)

Niobium

Niobium Carbide (NbC)

Niobium Nitride (NbN)

Niobium Oxide (Nb2O5)

Niobium Stannide (Nb3SN)

Technical Information

Vapor Pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1645 1804 (2006) (2266) (2613) (3101)
Vapor Pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1645 1804 (2006) (2266) (2613) (3101)
Melting Point

3290 K ​(3017 °C, ​5463 °F)

Boiling Point

5731 K ​(5458 °C, ​9856 °F)

Density:

(Solid)

(Liquid)

 

16.69 g/cm3

15 g/cm3

Heat of Fusion

36.57 kJ/mol

Heat of Vaporization

753 kJ/mol

Melting Point

2750 K ​(2477 °C, ​4491 °F)

Boiling Point

 3109 K ​(2836 °C, ​5136 °F)

Density:

(Solid)

(Liquid)

 

 2.985 g/cm3

2.80 g/cm3

Heat of Fusion

14.1 kJ/mol

Heat of Vaporization

332.7 kJ/mol