Tungsten
Granule

Purity: 99.99%
Diameter: 5-10mm (nominal)
Rod

Diameter: 10mm, 20mm, 50mm
Sheet

Thickness: 0.2mm, 0.3mm, 0.5mm, 1mm, 2mm, 3mm
Width: 0.2mm thickness - 200mm; 0.3mm thickness - 200mm; 3mm thickness - 300mm; 0.5mm, 1mm, and 2mm - 500mm.
Wire

Diameter: 0.25mm, 0.5mm, 1mm