... Certification: ISO9001 : 2008 99.95% Tantalum Wirewe can supply wires in your ordered sizesIntroduction:Tantalum is dark, dense, ductile, ... the size and weight advantages, tantalum capacitors are attractive for portable telephones, personal computers, and automotive electronics.ASTM ... or vacuum-arc melt, or both.Permissible variations in diameter for wires Diameter, inch (mm)Tolerance, ±,inch (mm) ≥0. ...