EB Melted Ta powder
1. Chemical Composition(Based on ASTM B708-01)
Max.values(u g/g)
Impurities |
3N5 |
4N |
4N5 |
5N |
C |
60 |
60 |
60 |
60 |
N |
60 |
60 |
60 |
50 |
O |
1100 |
800 |
800 |
800 |
H |
100 |
100 |
100 |
50 |
*Nb |
400 |
100 |
20 |
5 |
*W |
150 |
80 |
10 |
3 |
*Mo |
50 |
30 |
10 |
2 |
Ti |
10 |
5 |
1 |
1 |
Zr |
10 |
5 |
1 |
1 |
Hf |
5 |
5 |
1 |
1 |
V |
5 |
5 |
1 |
1 |
Ni |
30 |
5 |
5 |
3 |
Cr |
30 |
5 |
5 |
3 |
Fe |
30 |
10 |
10 |
5 |
Al |
5 |
1 |
1 |
1 |
Mg |
5 |
1 |
1 |
1 |
Ca |
5 |
1 |
1 |
1 |
Pb |
5 |
1 |
1 |
1 |
Zn |
5 |
1 |
1 |
1 |
K |
3 |
1 |
1 |
1 |
Na |
3 |
1 |
1 |
1 |
Cu |
5 |
1 |
1 |
1 |
Mn |
5 |
1 |
1 |
1 |
Sn |
5 |
1 |
1 |
1 |
Co |
5 |
1 |
1 |
1 |
Th |
0.005 |
0.005 |
0.005 |
0.005 |
U |
0.005 |
0.005 |
0.005 |
0.005 |
PS:* Purity is based on total metals(excluding C,H,N and O)
2. Physical Properties
2.1 Screen size:All material be sieved through 325 mesh (ASTM E 11)
2.2 Mean particle size:Fisher sub sieve sizer(ASTM B330) 10.0-20.0 um
2.3 Scott bulk density(ASTM B329):5.0-8.0g/cm3