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 Tantalum Purity

Impurities (ppm)
5N Ta
4N5 Ta
4N Ta 3N5 Ta
FE
<1
<1 <1 <5
Ni
<1 <1 <1 <5
Cr
<1 <1 <1 <5
Cu
<1 <1 <1 <5
Nb
<10 <50 <100 <500
W

<8

<25
<80 <150
Mo
<5 <25
<50 <100
Na <0.4
<0.4
<1 <5
Li <0.1 <0.1 <1 <5
K <0.4 <0.4 <1 <5
U <0.001 <0.005 <0.005 <0.005
Th <0.001 <0.005 <0.005 <0.005
Others <0.1 <1 <5 <10
C <30 <40 <40 -
O <80 <80 <100 <100
N <30 <40 <40 <50
H <5 <10 <10 <10