Baoji Refractory Metal Developer Co.,Ltd is one of the leading China niobium target manufacturers and suppliers,Website:http://www.rmd-1994.com, and as a professional company we have productive factory, welcome to wholesale niobium target products from us. ☆Used: Are widely used in decorative coating industry,construction glass or and optical data storage industry,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: 1.Thickness: 1~20mm, Width :10~1000mm, Length :200~2000mm2.Diameter:25-400mm,Thickness:3-28mm3.Supplied in according to customer’s requirement Established in 1994, Refractory Metal Developer is one of the largest professional manufacturers and suppliers of high quality 99.95% nb niobium metal target for semicondutor industry. 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.