Nb1 99.95% high performance niobium ribbon Niobium Strip/Foil/ribbon/belt ASTM B393-98 Niobium Ribbon Niobium Strip/Foil/ribbon/belt ASTM B393-98 Size:Thk up to 0.1mm max*W up to 200mm max.*L Best price+High qualityNiobium is an associated metal of tantalum ,characterized in high strength ,high conductivity ,resistance to corrosion by liquid base metals ,section with low neutron capture ,etc , ...