... ) Purity: 99.95%min ISO9001: 2000SGS Pure Tantalum Foilsizes:0.1mm+Purity: 99.95%ISO9001: 2000Hlmet ... CO.,LTD holds Tantalum ,Niobium as the dominant products in the scope ... wire ,rod ,crucible , target ,alloy and so on. Tantalum features high melting point , low vapor pressure , good cold ... and aviation. We can produce all kinds of tantalum alloy rods,such as Ta2.5W,Ta10W,Ta40Nb, ...