Tungsten bar,   Tungsten rod
Material: Pure W
Purity:　99.95%　W
Diameter:5mm-50mm   
Length:100-500mm
Surface: ground surface
Package: woodencase
Characteristics:
1. High melting point, high strength,
2. Outstanding thermal conductivity,
3. Excellent resistance to oxidation at high temperatures,
4. Excellent resistance to electrochemical corrosion.
Application:
the tungsten nut is High purity, fine plasticity, bright and clean surface, stable function,  it is mainly used in machine part, especially  in the chemical equipment.