Baoji Refractory metal Developer Co.,Ltd is one of the leading China niobium wire manufacturers and suppliers,Website:http://www.rmd-1994.com, and as a professional company we have productive factory, welcome to wholesale niobium wire products from us. ☆Used: Niobium products are widely used for the chemical industry,superconductive material,high temperature metallurgy,etc. ☆Chemical Composition: Chemistry %GradeNbImpurities maxZrTiCNOHTaFeSiWNiMoCrNb1Remainder0.020.0020.010.0150.0150.0010.100.0050.0050.030.0050.0100.002Nb2Remainder0.020.0050.020.050.0250.0050.250.030.020.050.010.0500.01 ☆Specification:Φ0.10~Φ3.20mm Established in 1994, Refractory metal Developer is one of the largest professional manufacturers and suppliers of have good cold workability superfine niobium filament wire. Leveraging on advanced technology and equipment, our company has successfully exported our products to various buyers from different regions. Now, we warmly welcome you to buy our factory supply refractory metals.