... 19.3g/cm3 Diameter: 0.3, 0.4, 0.8, 1.0, 1.5mm etc Brand: W1 High purity Tungsten wire:Specification:Tungsten content:99 ... : 0.3, 0.4, 0.8, 1.0, 1.5,2.0mm etcGrade: W1 Main Applications:Suitable for making heating wires and twisted wires for ... coating films under vacuum for tungsten wires in electrical light. high purity tungsten wire 99.95%