99.95% pure tungsten filament/tungsten wire product
Tungsten wire physical properties description:
1)Purity: 99.9% W
2)Density: 19.2g/cm3
3)Surface: black & white
Tungsten wire: It is regular covered with graphite, after removed graphite, it is metallic luster.
3) Pure tungsten size: Dia(0.04-2.0)mm
Pure tungsten twisted wire:number of strands: 1-10(strands)
Difference between 2 feet(mm): Big heater element: ± 2mm; Small heater element: ± 1mm
Inside diameter tolerance: ± 0.3mm
4) Application of tungsten wire: Mainly used as electrical parts in light sources, cutting wires and heating elements.