We can provide you Single or Multiple Strand Tungsten Wire or Filaments of any shape/design. Stranded Wire or Filaments can incorporate a core of Aluminum for wetting purposes. Tungsten wire purity: 99.95%Wire Diameter: 0.6 to 1.0 mmWire is available in the form of rolls. Filaments: Available in All Designs Good Finish Ultra Clean Anti-Sag Tungsten and Molybdenum Boats and Sheets are also available