Tungsten ■ Symbol: W ■ Atomic number: 74 ■ Atomic weight: 183.85 ■ Boiling Point: 5660℃ ■ Melting Point: 3410℃ ■ Density : 19.3g/cm3   Quality : ASTM B760 and ASTM B761 Material : Pure tungsten, W: 99.95% min, Applications : High-temperature furnace, glass and crystal producing electrode, unclear, Radiation shield, Areospace and etc. Supply state : Sintering, forging, rolling and ground Supply shape : We supply the pure tungsten product in shape of block, rod, tube, crucible, plate and foil. Porous Tungsten is another useful product. Pure tungsten in 80 - 90% density.   1. Pure tungsten rod Size available: diameter: 2 ~ 500mm, Length: 500mm max   2. Pure tungsten plate Size available: 300mm, x 500mm max   3. Pure tungsten foil Size available: Thickness: 1.0 ~ 0.3mm, width: 250mm max   4. Porous tungsten rod (80 ~90% density) Size available: diameter: 6.35mm