As one of the professional China tungsten wire manufacturers and suppliers,Website:http://www.hanzwmo.asia, Hanz ... with high quality tungsten filament, tungsten heater, tungsten wire price, tungsten wire heater, w1 tungsten wire. Welcome to make contact with us. Applications: ... elements used in vaccum metalizing or plating Appearance: W-wire is regular black covered with graphite. After graphite is ...