Leading vertically integrated and conflict-free provider of high performance tantalum metallurgical and powder products to the electronics, aerospace, automotive, chemical manufacturing and other industries.

Typical Product Dimensions

 

Form Thickness, Diameter, Wall (inches)
Width, Length (inches)
Foil
0.002 - 0.004
6 max, coil
Sheet
0.005 - 0.019
12, coil
Sheet
0.020 - 0.100
36, 96 (typical)
Plate
0.125 - 2.000
<36, total weight 250 lb
Wire 0.005 - 0.124 Coil <144

Straight Lengths 0.040 - 0.124
Rod 0.125 - 0.625

0.625 - 3.000 Diameter
Coil or Straight Lengths <144
Billet Normally 3.500 Length dependent upon weight
Metallurgical Grade Powder - Powder 325 mesh normal, other sizes available on request

 

Typical Sputtering Grade Niobium Purity

Impurities (ppm)
Sputtering Grade Niobium
Commercial Grade Niobium
FE
<20 <100
Ni
<25 <50
Cr
<5 <10
Cu
<5 <10
Zr
<50 <200
P
<30 <50
Si
<30 <3000
Ta <400 <500
W <50 <300
Mo <50 <10
Na <3 <10
Li <5 <10
K <3 <10
U <0.1 <10
Th <0.1 <10
Others <10 <10
C <40 <100
O <150 <200
N <100 <100
H <15 <15