... years,Including foil tube ,rod,wire,sheet,plate, ,rod,strip,target and so on.Tantalum sputtering target, Tantalum targetMaterial: RO5200, RO5400, RO5252(Ta-2 ... 2000mmPurity: >=99.95% or 99.99%Grade : 3N, 3N5, 4N, with Ta 99.99%min Recrystallization : 95%min Grain size : ASTM ... Special sizes are available upon customer’s requirement. Tantalum Coating Target, Tantalum sputtering target