Detailed Product Description Baoji Zhong Bang rare metal materials CO.,LTD holds Tantalum ,Niobium as the dominant products in the ... their metals, sheet, tube, wire ,rod ,crucible , target ,alloy and so on.Tantalum features high melting point , low vapor ... in many industries such as electronics ,metallurgy, chemical processing , hard alloy cutters , aerospace and aviation. We can produce all kinds of ...