Typical specification of Tantalum ingots produced by 2-4 times electron beam melting from capacitor scrap.

Size: 260x110x15mm

Impurities	ppm
Nb	350-670
Ti	<2
Si	<10
Al	<5
Fe	2-30
Ni	<1-2
Mn	<1
Cu	<2-5
W	20-35
Mo	3-15
Pb	<5
O2	<0.1%
Ta	> 99.95%