tungsten wire Tungsten content:99.95%(min) Density:19.3g/cm3 Diameter: 0.3, 0.4, 0.8, 1.0 etc Brand: W1 Tungsten wire:Tungsten content:99.95%(min)Density:19.3g/cm3Diameter: 0.3, 0.4, 0.8, 1.0,1.5,2mm etcGrade: W1 Main Applications:Suitable for making heating wires and twisted wires for coating films under vacuum for tungsten wires in electrical light.