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